diff options
| author | Ed Tanous <ed.tanous@intel.com> | 2019-02-14 03:51:50 +0300 |
|---|---|---|
| committer | Ed Tanous <ed.tanous@intel.com> | 2019-03-13 00:58:57 +0300 |
| commit | a7715486507e75e4a7cee843a48067b15595defa (patch) | |
| tree | 9fd209d468c42cfb6553a50e2523c1d7e1fb120a /meta-openbmc-mods/meta-common/recipes-bsp/u-boot | |
| parent | 9b44ea7e2de71224bce792654cab12b7a5ceaa7d (diff) | |
| download | openbmc-a7715486507e75e4a7cee843a48067b15595defa.tar.xz | |
Initial commit of intel repository
Signed-off-by: Ed Tanous <ed.tanous@intel.com>
Diffstat (limited to 'meta-openbmc-mods/meta-common/recipes-bsp/u-boot')
22 files changed, 3204 insertions, 0 deletions
diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0001-flash-use-readX-writeX-not-udelay.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0001-flash-use-readX-writeX-not-udelay.patch new file mode 100644 index 000000000..73ab78a65 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0001-flash-use-readX-writeX-not-udelay.patch @@ -0,0 +1,424 @@ +Index: u-boot/arch/arm/mach-aspeed/flash.c +=================================================================== +--- u-boot.orig/arch/arm/mach-aspeed/flash.c ++++ u-boot/arch/arm/mach-aspeed/flash.c +@@ -28,6 +28,7 @@ + #include <common.h> + #include <asm/processor.h> + #include <asm/byteorder.h> ++#include <asm/io.h> + #include <environment.h> + + #include <asm/arch/ast_scu.h> +@@ -199,7 +200,7 @@ static void reset_flash (flash_info_t * + if (info->dualport) + ulCtrlData |= 0x08; + #endif +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + } + +@@ -228,28 +229,22 @@ static void enable_write (flash_info_t * + + ulCtrlData = (info->tCK_Write << 8); + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x06); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x06, base); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x05); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x05, base); + do { +- jReg = *(volatile uchar *) (base); ++ jReg = readb(base); + } while (!(jReg & 0x02)); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + } + +@@ -280,30 +275,23 @@ static void write_status_register (flash + + ulCtrlData = (info->tCK_Write << 8); + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x01); +- udelay(10); +- *(uchar *) (base) = (uchar) (data); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x01, base); ++ writeb(data, base); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x05); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x05, base); + do { +- jReg = *(volatile uchar *) (base); ++ jReg = readb(base); + } while (jReg & 0x01); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + } + + static void enable4b (flash_info_t * info) +@@ -330,13 +318,11 @@ static void enable4b (flash_info_t * inf + + ulCtrlData = (info->tCK_Write << 8); + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0xb7); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0xb7, base); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + } /* enable4b */ + +@@ -366,29 +352,23 @@ static void enable4b_spansion (flash_inf + /* Enable 4B: BAR0 D[7] = 1 */ + ulCtrlData = (info->tCK_Write << 8); + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x17); +- udelay(10); +- *(uchar *) (base) = (uchar) (0x80); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x17, base); ++ writeb(0x80, base); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x16); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x16, base); + do { +- jReg = *(volatile uchar *) (base); ++ jReg = readb(base); + } while (!(jReg & 0x80)); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + } /* enable4b_spansion */ + +@@ -420,14 +400,11 @@ static void enable4b_numonyx (flash_info + /* Enable 4B: CMD:0xB7 */ + ulCtrlData = (info->tCK_Write << 8); + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0xB7); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0xB7, base); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + } /* enable4b_numonyx */ + +@@ -463,63 +440,49 @@ static void flash_write_buffer (flash_in + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x02); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x02, base); + if (info->address32) + { +- *(uchar *) (base) = (uchar) ((offset & 0xff000000) >> 24); +- udelay(10); ++ writeb((uchar) ((offset & 0xff000000) >> 24), base); + } +- *(uchar *) (base) = (uchar) ((offset & 0xff0000) >> 16); +- udelay(10); +- *(uchar *) (base) = (uchar) ((offset & 0x00ff00) >> 8); +- udelay(10); +- *(uchar *) (base) = (uchar) ((offset & 0x0000ff)); +- udelay(10); ++ writeb((uchar) ((offset & 0xff0000) >> 16), base); ++ writeb((uchar) ((offset & 0x00ff00) >> 8), base); ++ writeb((uchar) ((offset & 0x0000ff)), base); + + for (j=0; j<len; j++) + { +- *(uchar *) (base) = *(uchar *) (src++); +- udelay(10); ++ writeb(*src++, base); + } + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x05); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x05, base); + do { +- jReg = *(volatile uchar *) (base); ++ jReg = readb(base); + } while ((jReg & 0x01)); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + /* RFSR */ + if (info->specificspi == SpecificSPI_N25Q512) + { + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x70); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x70, base); + do { +- jReg = *(volatile uchar *) (base); ++ jReg = readb(base); + } while (!(jReg & 0x80)); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + } + } + +@@ -603,57 +566,44 @@ int flash_erase (flash_info_t * info, in + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0xd8); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0xd8, base); + if (info->address32) + { +- *(uchar *) (base) = (uchar) ((offset & 0xff000000) >> 24); +- udelay(10); ++ writeb((uchar) ((offset & 0xff000000) >> 24), base); + } +- *(uchar *) (base) = (uchar) ((offset & 0xff0000) >> 16); +- udelay(10); +- *(uchar *) (base) = (uchar) ((offset & 0x00ff00) >> 8); +- udelay(10); +- *(uchar *) (base) = (uchar) ((offset & 0x0000ff)); +- udelay(10); ++ writeb((uchar) ((offset & 0xff0000) >> 16), base); ++ writeb((uchar) ((offset & 0x00ff00) >> 8), base); ++ writeb((uchar) ((offset & 0x0000ff)), base); + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x05); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x05, base); + do { +- jReg = *(volatile uchar *) (base); ++ jReg = readb(base); + } while ((jReg & 0x01)); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + + /* RFSR */ + if (info->specificspi == SpecificSPI_N25Q512) + { + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (base) = (uchar) (0x70); +- udelay(10); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x70, base); + do { +- jReg = *(volatile uchar *) (base); ++ jReg = readb(base); + } while (!(jReg & 0x80)); + ulCtrlData &= CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + } + + putc ('.'); +@@ -764,22 +714,16 @@ static ulong flash_get_size (ulong base, + } + + /* Get Flash ID */ +- ulCtrlData = *(ulong *) (info->reg_base + CtrlOffset) & CMD_MASK; ++ ulCtrlData = readl(info->reg_base + CtrlOffset) & CMD_MASK; + ulCtrlData |= CE_LOW | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); +- *(uchar *) (vbase) = (uchar) (0x9F); +- udelay(10); +- ch[0] = *(volatile uchar *)(vbase); +- udelay(10); +- ch[1] = *(volatile uchar *)(vbase); +- udelay(10); +- ch[2] = *(volatile uchar *)(vbase); +- udelay(10); +- ulCtrlData = *(ulong *) (info->reg_base + CtrlOffset) & CMD_MASK; ++ writel(ulCtrlData, info->reg_base + CtrlOffset); ++ writeb(0x9F, vbase); ++ ch[0] = readb(vbase); ++ ch[1] = readb(vbase); ++ ch[2] = readb(vbase); ++ ulCtrlData = readl(info->reg_base + CtrlOffset) & CMD_MASK; + ulCtrlData |= CE_HIGH | USERMODE; +- *(ulong *) (info->reg_base + CtrlOffset) = ulCtrlData; +- udelay(200); ++ writel(ulCtrlData, info->reg_base + CtrlOffset); + ulID = ((ulong)ch[0]) | ((ulong)ch[1] << 8) | ((ulong)ch[2] << 16) ; + info->flash_id = ulID; + +@@ -1294,13 +1238,13 @@ static ulong flash_get_size (ulong base, + + if (info->address32) { + #ifndef AST_SOC_G5 +- reg = *((volatile ulong*) 0x1e6e2070); /* set H/W Trappings */ ++ reg = readl(0x1e6e2070); /* set H/W Trappings */ + reg |= 0x10; +- *((volatile ulong*) 0x1e6e2070) = reg; ++ writel(reg, 0x1e6e2070); + #endif +- reg = *((volatile ulong*) (info->reg_base + 0x4)); /* enable 32b control bit*/ ++ reg = readl(info->reg_base + 0x4); /* enable 32b control bit*/ + reg |= (0x01 << info->CE); +- *((volatile ulong*) (info->reg_base + 0x4)) = reg; ++ writel(reg, info->reg_base + 0x4); + + /* set flash chips to 32bits addressing mode */ + if ((info->flash_id & 0xFF) == 0x01) /* Spansion */ +@@ -1322,7 +1266,7 @@ unsigned long flash_init (void) + unsigned long size = 0; + int i; + +- *((volatile ulong*) AST_FMC_BASE) |= 0x800f0000; /* enable Flash Write */ ++ writel(readl(AST_FMC_BASE) | 0x800f0000, AST_FMC_BASE); /* enable Flash Write */ + + /* Init: FMC */ + /* BANK 0 : FMC CS0 , 1: FMC CS1, */ +@@ -1352,7 +1296,7 @@ unsigned long flash_init (void) + #ifdef CONFIG_SPI0_CS + //pin switch by trap[13:12] -- [0:1] Enable SPI Master + ast_scu_spi_master(1); /* enable SPI master */ +- *((volatile ulong*) AST_FMC_SPI0_BASE) |= 0x10000; /* enable Flash Write */ ++ writel(readl(AST_FMC_SPI0_BASE) | 0x10000, AST_FMC_SPI0_BASE); /* enable Flash Write */ + flash_info[CONFIG_FMC_CS].sysspi = 1; + flash_info[CONFIG_FMC_CS].reg_base = AST_FMC_SPI0_BASE; + flash_info[CONFIG_FMC_CS].flash_id = FLASH_UNKNOWN; +@@ -1403,21 +1347,24 @@ void memmove_dma(void * dest,const void + poll_time = 100; /* set 100 us as default */ + + /* force end of burst read */ +- *(volatile ulong *) (AST_FMC_BASE + CS0_CTRL) |= CE_HIGH; +- *(volatile ulong *) (AST_FMC_BASE + CS0_CTRL) &= ~CE_HIGH; +- +- *(ulong *) (AST_FMC_BASE + REG_FLASH_DMA_CONTROL) = (ulong) (~FLASH_DMA_ENABLE); +- *(ulong *) (AST_FMC_BASE + REG_FLASH_DMA_FLASH_BASE) = (ulong) (src); +- *(ulong *) (AST_FMC_BASE + REG_FLASH_DMA_DRAM_BASE) = (ulong) (dest); +- *(ulong *) (AST_FMC_BASE + REG_FLASH_DMA_LENGTH) = (ulong) (count_align); +- *(ulong *) (AST_FMC_BASE + REG_FLASH_DMA_CONTROL) = (ulong) (FLASH_DMA_ENABLE); ++ data = readl(AST_FMC_BASE + CS0_CTRL); ++ writel(data | CE_HIGH, AST_FMC_BASE + CS0_CTRL); ++ writel(data & ~CE_HIGH, AST_FMC_BASE + CS0_CTRL); ++ ++ writel(~FLASH_DMA_ENABLE, AST_FMC_BASE + REG_FLASH_DMA_CONTROL); ++ writel((ulong)src, AST_FMC_BASE + REG_FLASH_DMA_FLASH_BASE); ++ writel((ulong)dest, AST_FMC_BASE + REG_FLASH_DMA_DRAM_BASE); ++ writel(count_align, AST_FMC_BASE + REG_FLASH_DMA_LENGTH); ++ writel(FLASH_DMA_ENABLE, AST_FMC_BASE + REG_FLASH_DMA_CONTROL); + + /* wait poll */ + do { + udelay(poll_time); +- data = *(ulong *) (AST_FMC_BASE + REG_FLASH_INTERRUPT_STATUS); ++ data = readl(AST_FMC_BASE + REG_FLASH_INTERRUPT_STATUS); + } while (!(data & FLASH_STATUS_DMA_READY)); + + /* clear status */ +- *(ulong *) (AST_FMC_BASE + REG_FLASH_INTERRUPT_STATUS) |= FLASH_STATUS_DMA_CLEAR; ++ data = readl(AST_FMC_BASE + REG_FLASH_INTERRUPT_STATUS); ++ writel(data | FLASH_STATUS_DMA_CLEAR, ++ AST_FMC_BASE + REG_FLASH_INTERRUPT_STATUS); + } diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0002-intel-layout-environment-addr.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0002-intel-layout-environment-addr.patch new file mode 100644 index 000000000..86fa5b7d5 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0002-intel-layout-environment-addr.patch @@ -0,0 +1,42 @@ +Index: u-boot/include/configs/ast-common.h +=================================================================== +--- u-boot.orig/include/configs/ast-common.h ++++ u-boot/include/configs/ast-common.h +@@ -103,10 +103,13 @@ + #define CONFIG_SYS_MAX_FLASH_BANKS (CONFIG_FMC_CS) + #define CONFIG_SYS_MAX_FLASH_SECT (8192) /* max number of sectors on one chip */ + #define CONFIG_ENV_IS_IN_FLASH 1 +-#define CONFIG_ENV_ADDR (AST_FMC_CS0_BASE + 0x60000) ++#define CONFIG_ENV_OFFSET 0x2400000 /* environment starts here */ ++#define CONFIG_ENV_ADDR (AST_FMC_CS0_BASE + CONFIG_ENV_OFFSET) ++#define CONFIG_ENV_SIZE 0x10000 /* Total Size of Environment Sector */ + +-#define CONFIG_ENV_OFFSET 0x60000 /* environment starts here */ +-#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment Sector */ ++#define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) ++#define CONFIG_ENV_ADDR_REDUND (AST_FMC_CS0_BASE + CONFIG_ENV_OFFSET_REDUND) ++#define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE + + #define CONFIG_BOOTCOMMAND "bootm 20080000" + #define CONFIG_ENV_OVERWRITE +Index: u-boot/common/board_r.c +=================================================================== +--- u-boot.orig/common/board_r.c ++++ u-boot/common/board_r.c +@@ -494,10 +494,14 @@ static int should_load_env(void) + static int initr_env(void) + { + /* initialize environment */ +- if (should_load_env()) ++ if (should_load_env()) { ++ /* try again, in case the environment failed to load the first time */ ++ if (!gd->env_valid) ++ env_init(); + env_relocate(); +- else ++ } else { + set_default_env(NULL); ++ } + #ifdef CONFIG_OF_CONTROL + setenv_addr("fdtcontroladdr", gd->fdt_blob); + #endif diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0004-Make-sure-debug-uart-is-using-24MHz-clock-source.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0004-Make-sure-debug-uart-is-using-24MHz-clock-source.patch new file mode 100644 index 000000000..8bc0a3ed3 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0004-Make-sure-debug-uart-is-using-24MHz-clock-source.patch @@ -0,0 +1,75 @@ +From 2f0e14630abec2c9679d21901072648c7802f2c4 Mon Sep 17 00:00:00 2001 +From: Yong Li <yong.b.li@linux.intel.com> +Date: Tue, 11 Sep 2018 16:24:06 +0800 +Subject: [PATCH] Make sure debug uart is using 24MHz clock source + +u-boot defines the uart5(debug console) as 24MHz, +set the SCU14[28] to 0, to make sure the clock source is 24M + +Signed-off-by: Yong Li <yong.b.li@linux.intel.com> +--- + arch/arm/include/asm/arch-aspeed/ast_scu.h | 2 ++ + arch/arm/include/asm/arch-aspeed/platform.h | 1 + + arch/arm/mach-aspeed/ast-scu.c | 6 ++++++ + board/aspeed/ast-g5/ast-g5.c | 8 ++++++++ + 4 files changed, 17 insertions(+) + +diff --git a/arch/arm/include/asm/arch-aspeed/ast_scu.h b/arch/arm/include/asm/arch-aspeed/ast_scu.h +index d248416..98e6335 100644 +--- a/arch/arm/include/asm/arch-aspeed/ast_scu.h ++++ b/arch/arm/include/asm/arch-aspeed/ast_scu.h +@@ -45,4 +45,6 @@ extern void ast_scu_init_eth(u8 num); + extern void ast_scu_multi_func_eth(u8 num); + extern void ast_scu_multi_func_romcs(u8 num); + ++void ast_config_uart5_clk(void); ++ + #endif +diff --git a/arch/arm/include/asm/arch-aspeed/platform.h b/arch/arm/include/asm/arch-aspeed/platform.h +index c9c7a81..a423052 100644 +--- a/arch/arm/include/asm/arch-aspeed/platform.h ++++ b/arch/arm/include/asm/arch-aspeed/platform.h +@@ -27,6 +27,7 @@ + #include <asm/arch/ast2400_platform.h> + #elif defined(AST_SOC_G5) + #include <asm/arch/ast_g5_platform.h> ++#define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ + #else + #err "No define for platform.h" + #endif +diff --git a/arch/arm/mach-aspeed/ast-scu.c b/arch/arm/mach-aspeed/ast-scu.c +index 0cc0d67..902263b 100644 +--- a/arch/arm/mach-aspeed/ast-scu.c ++++ b/arch/arm/mach-aspeed/ast-scu.c +@@ -496,3 +496,9 @@ void ast_scu_get_who_init_dram(void) + break; + } + } ++ ++void ast_config_uart5_clk(void) ++{ ++ ast_scu_write(ast_scu_read(AST_SCU_MISC2_CTRL) & ++ ~(1 << 28), AST_SCU_MISC2_CTRL); ++} +diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c +index e67a4bf..5a1fade 100644 +--- a/board/aspeed/ast-g5/ast-g5.c ++++ b/board/aspeed/ast-g5/ast-g5.c +@@ -16,6 +16,14 @@ + + DECLARE_GLOBAL_DATA_PTR; + ++int board_early_init_f(void) ++{ ++ /* make sure uart5 is using 24MHz clock */ ++ ast_config_uart5_clk(); ++ ++ return 0; ++} ++ + int board_init(void) + { + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; +-- +2.7.4 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0005-enable-passthrough-in-uboot.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0005-enable-passthrough-in-uboot.patch new file mode 100644 index 000000000..0385a5e31 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0005-enable-passthrough-in-uboot.patch @@ -0,0 +1,56 @@ +From b344cf4462acb1f043ed903ccee713e24ce7226d Mon Sep 17 00:00:00 2001 +From: Kuiying Wang <kuiying.wang@intel.com> +Date: Wed, 7 Nov 2018 13:57:57 +0800 +Subject: [PATCH 1/1] enable passthrough in uboot + +--- + arch/arm/mach-aspeed/ast-scu.c | 22 ++++++++++++++++++++++ + board/aspeed/ast-g5/ast-g5.c | 2 ++ + 2 files changed, 24 insertions(+) + +diff --git a/arch/arm/mach-aspeed/ast-scu.c b/arch/arm/mach-aspeed/ast-scu.c +index 902263b28b..c83931ed54 100644 +--- a/arch/arm/mach-aspeed/ast-scu.c ++++ b/arch/arm/mach-aspeed/ast-scu.c +@@ -502,3 +502,25 @@ void ast_config_uart5_clk(void) + ast_scu_write(ast_scu_read(AST_SCU_MISC2_CTRL) & + ~(1 << 28), AST_SCU_MISC2_CTRL); + } ++ ++ ++void ast_enable_pass_through(void) ++{ ++ //Enable GPIOE pin mode, SCU80[16:23] = 00 */ ++ ast_scu_write(ast_scu_read(AST_SCU_FUN_PIN_CTRL1) & (~0x00FF0000), ++ AST_SCU_FUN_PIN_CTRL1); ++ ++ //Enable all pass through pins by setting SCU8C[15:12] = 0x3. ++ //Pass-through pins set: ++ //GPIOE0 -> GPIOE1 ++ //GPIOE2 -> GPIOE3 ++ ast_scu_write(ast_scu_read(AST_SCU_FUN_PIN_CTRL4) | (0x3000), ++ AST_SCU_FUN_PIN_CTRL4); ++ ++ //Disable HWStrap for GPIOE pass-through mode ++ //The write operation to SCU70(0x1e6e2070) only can set to '1'. ++ //To clear to '0', it must write '1' to 0x1e6e207c ++ if (ast_scu_read(AST_SCU_HW_STRAP1) & (0x1 << 22)){ ++ ast_scu_write((0x1 << 22), AST_SCU_REVISION_ID); ++ } ++} +diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c +index 5a1fadeedd..b492003f51 100644 +--- a/board/aspeed/ast-g5/ast-g5.c ++++ b/board/aspeed/ast-g5/ast-g5.c +@@ -20,6 +20,8 @@ int board_early_init_f(void) + { + /* make sure uart5 is using 24MHz clock */ + ast_config_uart5_clk(); ++ /*enable pass through*/ ++ ast_enable_pass_through(); + + return 0; + } +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0006-Add-Aspeed-g5-interrupt-support.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0006-Add-Aspeed-g5-interrupt-support.patch new file mode 100644 index 000000000..dbaf7b362 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0006-Add-Aspeed-g5-interrupt-support.patch @@ -0,0 +1,389 @@ +From f33755167ddcdebbf56bc875e4091990273c6997 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Wed, 14 Nov 2018 10:21:40 -0800 +Subject: [PATCH 1/7] Add Aspeed g5 interrupt support + +This adds a few new files to the board g5 directory. Several Intel +features require interrupts running in U-Boot, so this adds basic +interrupt registration and handling support. + +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +Change-Id: Id7072f1408dcf364968b1b74f2192e50a22a82f0 +--- + Kconfig | 13 ++ + arch/arm/lib/interrupts.c | 11 ++ + board/aspeed/ast-g5/Makefile | 4 +- + board/aspeed/ast-g5/ast-g5-irq.c | 176 ++++++++++++++++++++++++++++ + board/aspeed/ast-g5/ast-g5-irq.h | 39 ++++++ + board/aspeed/ast-g5/ast-g5.c | 3 + + board/aspeed/ast-g5/ast-g5.h | 7 ++ + cmd/Kconfig | 5 + + configs/ast_g5_ncsi_2boot_defconfig | 1 + + configs/ast_g5_ncsi_defconfig | 1 + + configs/ast_g5_phy_defconfig | 1 + + 11 files changed, 260 insertions(+), 1 deletion(-) + create mode 100644 board/aspeed/ast-g5/ast-g5-irq.c + create mode 100644 board/aspeed/ast-g5/ast-g5-irq.h + create mode 100644 board/aspeed/ast-g5/ast-g5.h + +diff --git a/Kconfig b/Kconfig +index 3ceff25032..d6439d01ca 100644 +--- a/Kconfig ++++ b/Kconfig +@@ -115,6 +115,19 @@ if EXPERT + When disabling this, please check if malloc calls, maybe + should be replaced by calloc - if one expects zeroed memory. + endif ++ ++config USE_IRQ ++ bool "Use interrupts" ++ default n ++ ++config STACKSIZE_IRQ ++ int "Size for IRQ stack (only if USE_IRQ enabled)" ++ default 16384 ++ ++config STACKSIZE_FIQ ++ int "Size for FIQ stack (only if USE_IRQ enabled)" ++ default 16384 ++ + endmenu # General setup + + menu "Boot images" +diff --git a/arch/arm/lib/interrupts.c b/arch/arm/lib/interrupts.c +index ed83043abb..a96b3aa070 100644 +--- a/arch/arm/lib/interrupts.c ++++ b/arch/arm/lib/interrupts.c +@@ -94,6 +94,17 @@ int disable_interrupts (void) + : "memory"); + return (old & 0x80) == 0; + } ++ ++int global_interrupts_enabled(void) ++{ ++ unsigned long old; ++ __asm__ __volatile__("mrs %0, cpsr\n" ++ : "=r" (old) ++ : ++ : "memory"); ++ return (old & 0x80) == 0; ++} ++ + #else + int interrupt_init (void) + { +diff --git a/board/aspeed/ast-g5/Makefile b/board/aspeed/ast-g5/Makefile +index d1d7f8525e..d41b11589f 100644 +--- a/board/aspeed/ast-g5/Makefile ++++ b/board/aspeed/ast-g5/Makefile +@@ -1 +1,2 @@ +-obj-y = ast-g5.o ++obj-y += ast-g5.o ++obj-y += ast-g5-irq.o +diff --git a/board/aspeed/ast-g5/ast-g5-irq.c b/board/aspeed/ast-g5/ast-g5-irq.c +new file mode 100644 +index 0000000000..860f16cf05 +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-irq.c +@@ -0,0 +1,176 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#include <common.h> ++#include <netdev.h> ++ ++#include <asm/arch/ast_scu.h> ++#include <asm/arch/ast-sdmc.h> ++#include <asm/io.h> ++ ++#include "ast-g5.h" ++#include "ast-g5-irq.h" ++ ++DECLARE_GLOBAL_DATA_PTR; ++ ++#ifdef CONFIG_USE_IRQ ++ ++#define VIC_STATUS_L 0x80 ++#define VIC_STATUS_H 0x84 ++#define VIC_IRQ_SELECTION_L 0x98 ++#define VIC_IRQ_SELECTION_H 0x9C ++#define VIC_ENABLE_L 0xA0 ++#define VIC_ENABLE_H 0xA4 ++#define VIC_ENABLE_CLEAR_L 0xA8 ++#define VIC_ENABLE_CLEAR_H 0xAC ++#define VIC_INTERRUPT_CLEAR_L 0xD8 ++#define VIC_INTERRUPT_CLEAR_H 0xDC ++ ++#define VIC_CLEAR_ALL (~0) ++ ++int arch_interrupt_init_early(void) ++{ ++ writel(VIC_CLEAR_ALL, AST_VIC_BASE + VIC_ENABLE_CLEAR_L); ++ writel(VIC_CLEAR_ALL, AST_VIC_BASE + VIC_ENABLE_CLEAR_H); ++ return 0; ++} ++int arch_interrupt_init(void) ++{ ++ return 0; ++} ++ ++#define AST_IRQ_START_L 0 ++#define AST_IRQ_END_L 31 ++#define AST_IRQ_START_H 32 ++#define AST_IRQ_END_H 63 ++#define AST_IRQ_COUNT 64 ++static interrupt_handler_t *handlers[AST_IRQ_COUNT] = {NULL}; ++static unsigned long irq_total = 0; ++static unsigned long irq_counts[AST_IRQ_COUNT] = {0}; ++ ++int request_irq(int irq, interrupt_handler_t *handler) ++{ ++ if (irq < AST_IRQ_START_L || irq > AST_IRQ_END_H) { ++ printf("irq %d out of range\n", irq); ++ return -1; ++ } ++ if (handlers[irq]) { ++ printf("irq %d already in use (%p)\n", irq, handlers[irq]); ++ return -1; ++ } ++ handlers[irq] = handler; ++ if (irq < AST_IRQ_START_H) { ++ writel((1 << irq), AST_VIC_BASE + VIC_ENABLE_L); ++ } else { ++ writel((1 << (irq - AST_IRQ_START_H)), ++ AST_VIC_BASE + VIC_ENABLE_H); ++ } ++ return 0; ++} ++ ++int release_irq(int irq) ++{ ++ if (irq < AST_IRQ_START_L || irq > AST_IRQ_END_H) { ++ return -1; ++ } ++ if (handlers[irq]) { ++ handlers[irq] = NULL; ++ if (irq < AST_IRQ_START_H) { ++ writel((1 << irq), AST_VIC_BASE + VIC_ENABLE_CLEAR_L); ++ } else { ++ writel((1 << (irq - AST_IRQ_START_H)), ++ AST_VIC_BASE + VIC_ENABLE_CLEAR_H); ++ } ++ } ++ return 0; ++} ++ ++extern int global_interrupts_enabled(void); ++int do_irqinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) ++{ ++ int i; ++ int enabled = global_interrupts_enabled(); ++ unsigned long long irqs_enabled = ++ ((unsigned long long)readl(AST_VIC_BASE + VIC_ENABLE_H)) ++ << AST_IRQ_START_H ++ | readl(AST_VIC_BASE + VIC_ENABLE_L); ++ printf("interrupts %sabled\n", (enabled ? "en" : "dis")); ++ for (i = AST_IRQ_START_L; i < AST_IRQ_COUNT; i++) { ++ printf("% 2i (% 3s): %lu\n", i, ++ ((irqs_enabled & 1) ? "on" : "off"), irq_counts[i]); ++ irqs_enabled >>= 1; ++ } ++ printf("total: %lu\n", irq_total); ++ return 0; ++} ++ ++void do_irq(struct pt_regs *pt_regs) ++{ ++ uint32_t irq = readl(AST_VIC_BASE + VIC_STATUS_L); ++ int i; ++ irq_total++; ++ if (irq) { ++ // handler irq0-31 ++ for (i = AST_IRQ_START_L; i <= AST_IRQ_END_L; i++) { ++ if (irq & (1 << i)) { ++ irq_counts[i]++; ++ /* mask */ ++ writel((1 << i), ++ AST_VIC_BASE + VIC_ENABLE_CLEAR_L); ++ if (handlers[i]) { ++ handlers[i](pt_regs); ++ /* clear */ ++ writel((1 << i), ++ AST_VIC_BASE ++ + VIC_INTERRUPT_CLEAR_L); ++ /* unmask */ ++ writel((1 << i), ++ AST_VIC_BASE + VIC_ENABLE_L); ++ } else { ++ printf("unexpected interrupt %i; masking\n", ++ i); ++ /* clear; do not unmask */ ++ writel((1 << i), ++ AST_VIC_BASE ++ + VIC_INTERRUPT_CLEAR_L); ++ } ++ } ++ } ++ } ++ irq = readl(AST_VIC_BASE + VIC_STATUS_H); ++ if (irq) { ++ // handler irq32-63 ++ for (i = AST_IRQ_START_H; i <= AST_IRQ_END_H; i++) { ++ if (irq & (1 << (i - AST_IRQ_START_H))) { ++ irq_counts[i]++; ++ /* mask */ ++ writel((1 << (i - AST_IRQ_START_H)), ++ AST_VIC_BASE + VIC_ENABLE_CLEAR_H); ++ if (handlers[i]) { ++ handlers[i](pt_regs); ++ /* clear */ ++ writel((1 << (i - AST_IRQ_START_H)), ++ AST_VIC_BASE ++ + VIC_INTERRUPT_CLEAR_H); ++ /* unmask */ ++ writel((1 << (i - AST_IRQ_START_H)), ++ AST_VIC_BASE + VIC_ENABLE_H); ++ } else { ++ printf("unexpected interrupt %i; masking\n", ++ i); ++ /* clear; do not unmask */ ++ writel((1 << (i - AST_IRQ_START_H)), ++ AST_VIC_BASE ++ + VIC_INTERRUPT_CLEAR_H); ++ } ++ } ++ } ++ } ++} ++#endif +diff --git a/board/aspeed/ast-g5/ast-g5-irq.h b/board/aspeed/ast-g5/ast-g5-irq.h +new file mode 100644 +index 0000000000..703eeabf13 +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-irq.h +@@ -0,0 +1,39 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#ifndef __AST_G5_IRQ_H__ ++#define __AST_G5_IRQ_H__ ++ ++#include <common.h> ++ ++#ifdef CONFIG_USE_IRQ ++ ++int arch_interrupt_init_early(void); ++ ++int request_irq(int irq, interrupt_handler_t *handler); ++ ++int release_irq(int irq); ++ ++#else /* CONFIG_USE_IRQ */ ++ ++int arch_interrupt_init_early(void) { ++ return 0; ++} ++ ++int request_irq(int irq, interrupt_handler_t *handler) { ++ return -1; ++} ++ ++int release_irq(int irq) { ++ return -1; ++} ++ ++#endif /* CONFIG_USE_IRQ */ ++ ++#endif /* __AST_G5_IRQ_H__ */ +diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c +index b492003f51..2472aa3603 100644 +--- a/board/aspeed/ast-g5/ast-g5.c ++++ b/board/aspeed/ast-g5/ast-g5.c +@@ -14,6 +14,8 @@ + #include <asm/arch/ast-sdmc.h> + #include <asm/io.h> + ++#include "ast-g5.h" ++ + DECLARE_GLOBAL_DATA_PTR; + + int board_early_init_f(void) +@@ -22,6 +24,7 @@ int board_early_init_f(void) + ast_config_uart5_clk(); + /*enable pass through*/ + ast_enable_pass_through(); ++ arch_interrupt_init_early(); + + return 0; + } +diff --git a/board/aspeed/ast-g5/ast-g5.h b/board/aspeed/ast-g5/ast-g5.h +new file mode 100644 +index 0000000000..9fd10eccb3 +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5.h +@@ -0,0 +1,7 @@ ++#ifndef _AST_G5_H_ ++#define _AST_G5_H_ ++ ++#include <common.h> ++#include "ast-g5-irq.h" ++ ++#endif /* _AST_G5_H_ */ +diff --git a/cmd/Kconfig b/cmd/Kconfig +index d69b817c82..33be2407d2 100644 +--- a/cmd/Kconfig ++++ b/cmd/Kconfig +@@ -313,6 +313,11 @@ endmenu + + menu "Device access commands" + ++config CMD_IRQ ++ bool "interrupts - enable/disable interrupts" ++ depends on USE_IRQ ++ default y ++ + config CMD_DM + bool "dm - Access to driver model information" + depends on DM +diff --git a/configs/ast_g5_ncsi_2boot_defconfig b/configs/ast_g5_ncsi_2boot_defconfig +index 2d28c86966..d5b7894a9e 100644 +--- a/configs/ast_g5_ncsi_2boot_defconfig ++++ b/configs/ast_g5_ncsi_2boot_defconfig +@@ -33,3 +33,4 @@ CONFIG_CMD_CRC32=y + CONFIG_LOOPW=y + CONFIG_CMD_MEMTEST=y + CONFIG_CMD_MX_CYCLIC=y ++CONFIG_USE_IRQ=y +diff --git a/configs/ast_g5_ncsi_defconfig b/configs/ast_g5_ncsi_defconfig +index 74029ed514..9481e5fb6e 100644 +--- a/configs/ast_g5_ncsi_defconfig ++++ b/configs/ast_g5_ncsi_defconfig +@@ -11,3 +11,4 @@ CONFIG_HUSH_PARSER=y + CONFIG_OF_LIBFDT=y + CONFIG_SPI_FLASH=y + CONFIG_SYS_NS16550=y ++CONFIG_USE_IRQ=y +diff --git a/configs/ast_g5_phy_defconfig b/configs/ast_g5_phy_defconfig +index 767f3af605..4aefcf49e8 100644 +--- a/configs/ast_g5_phy_defconfig ++++ b/configs/ast_g5_phy_defconfig +@@ -12,3 +12,4 @@ CONFIG_HUSH_PARSER=y + CONFIG_OF_LIBFDT=y + CONFIG_SPI_FLASH=y + CONFIG_SYS_NS16550=y ++CONFIG_USE_IRQ=y +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-Add-espi-support.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-Add-espi-support.patch new file mode 100644 index 000000000..18cc2f9c8 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0007-Add-espi-support.patch @@ -0,0 +1,330 @@ +From 7ad0ea13337550f35c1e726f21d4751bf74078d6 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Wed, 14 Nov 2018 10:21:40 -0800 +Subject: [PATCH 2/7] Add espi support + +This adds basic eSPI support for U-Boot. The eSPI driver works best with +interrupts because the timing of the initialization with the PCH is not +trivial. + +The espi driver is currently just a bare-minimum driver allowing the +host to boot. In the future it may be expanded to have further +functions. + +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +Change-Id: Id7072f1408dcf364968b1b74f2192e50a22a82f0 +--- + arch/arm/include/asm/arch-aspeed/regs-scu.h | 2 + + board/aspeed/ast-g5/Makefile | 1 + + board/aspeed/ast-g5/ast-g5-espi.c | 231 ++++++++++++++++++++ + board/aspeed/ast-g5/ast-g5-intel.c | 16 ++ + board/aspeed/ast-g5/ast-g5.c | 3 + + 5 files changed, 253 insertions(+) + create mode 100644 board/aspeed/ast-g5/ast-g5-espi.c + create mode 100644 board/aspeed/ast-g5/ast-g5-intel.c + +diff --git a/arch/arm/include/asm/arch-aspeed/regs-scu.h b/arch/arm/include/asm/arch-aspeed/regs-scu.h +index b714fa9234..10b983a966 100644 +--- a/arch/arm/include/asm/arch-aspeed/regs-scu.h ++++ b/arch/arm/include/asm/arch-aspeed/regs-scu.h +@@ -552,6 +552,8 @@ + + #define CLK_25M_IN (0x1 << 23) + ++#define SCU_HW_STRAP_FAST_RESET (1 << 27) ++#define SCU_HW_STRAP_ESPI_ENABLED (1 << 25) + #define SCU_HW_STRAP_2ND_BOOT_WDT (0x1 << 17) + #define SCU_HW_STRAP_SUPER_IO_CONFIG (0x1 << 16) + #define SCU_HW_STRAP_VGA_CLASS_CODE (0x1 << 15) +diff --git a/board/aspeed/ast-g5/Makefile b/board/aspeed/ast-g5/Makefile +index d41b11589f..58e0c648f4 100644 +--- a/board/aspeed/ast-g5/Makefile ++++ b/board/aspeed/ast-g5/Makefile +@@ -1,2 +1,4 @@ + obj-y += ast-g5.o ++obj-y += ast-g5-intel.o ++obj-y += ast-g5-espi.o + obj-y += ast-g5-irq.o +diff --git a/board/aspeed/ast-g5/ast-g5-espi.c b/board/aspeed/ast-g5/ast-g5-espi.c +new file mode 100644 +index 0000000000..79ef253b86 +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-espi.c +@@ -0,0 +1,231 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#include <common.h> ++#include <asm/io.h> ++#include <asm/arch/regs-scu.h> ++#include <asm/arch/ast_scu.h> ++#include <asm/arch/aspeed.h> ++ ++#include "ast-g5.h" ++ ++#define DEBUG_ESPI_ENABLED 1 ++#ifdef DEBUG_ESPI_ENABLED ++#define DBG_ESPI debug ++#else ++#define DBG_ESPI(...) ++#endif ++/* eSPI controller registers */ ++#define ESPI000 0x000 /* Engine Control. */ ++#define ESPI004 0x004 /* Engine Status. */ ++#define ESPI008 0x008 /* Interrupt Status. */ ++#define ESPI00C 0x00C /* Interrupt Enable. */ ++#define ESPI010 0x010 /* DMA Addr of Peripheral Channel Posted Rx pkt */ ++#define ESPI014 0x014 /* Control of Peripheral Channel Posted Rx pkt. */ ++#define ESPI018 0x018 /* Data port of Peripheral Channel Posted Rx pkt. */ ++#define ESPI020 0x020 /* DMA Addr of Peripheral Channel Posted Tx pkt. */ ++#define ESPI024 0x024 /* Control of Peripheral Channel Posted Tx pkt. */ ++#define ESPI028 0x028 /* Data port of Peripheral Channel Posted Tx pkt. */ ++#define ESPI030 0x030 /* DMA Addr of Peripheral Channel Non-Posted Tx pkt. */ ++#define ESPI034 0x034 /* Control of Peripheral Channel Non-Posted Tx pkt. */ ++#define ESPI038 0x038 /* Data port of Peripheral Channel Non-Posted Tx pkt. */ ++#define ESPI040 0x040 /* DMA Addr of OOB Channel Rx pkt. */ ++#define ESPI044 0x044 /* Control of OOB Channel Rx pkt. */ ++#define ESPI048 0x048 /* Data port of OOB Channel Rx pkt. */ ++#define ESPI050 0x050 /* DMA Addr of OOB Channel Tx pkt. */ ++#define ESPI054 0x054 /* Control of OOB Channel Tx pkt. */ ++#define ESPI058 0x058 /* Data port of OOB Channel Tx pkt. */ ++#define ESPI060 0x060 /* DMA Addr of Flash Channel Rx pkt. */ ++#define ESPI064 0x064 /* Control of Flash Channel Rx pkt. */ ++#define ESPI068 0x068 /* Data port of Flash Channel Rx pkt. */ ++#define ESPI070 0x070 /* DMA Addr of Flash Channel Tx pkt. */ ++#define ESPI074 0x074 /* Control of Flash Channel Tx pkt. */ ++#define ESPI078 0x078 /* Data port of Flash Channel Tx pkt. */ ++#define ESPI084 0x084 /* Mapping Src Addr of Peripheral Channel Rx pkt. */ ++#define ESPI088 0x088 /* Mapping Tgt Addr of Peripheral Channel Rx pkt. */ ++#define ESPI08C 0x08C /* Mapping Addr Mask of Peripheral Channel Rx pkt. */ ++#define ESPI090 0x090 /* Mapping Target Addr and Mask of Flash Channel. */ ++#define ESPI094 0x094 /* Interrupt enable of System Event from Master. */ ++#define ESPI098 0x098 /* System Event from and to Master. */ ++#define ESPI09C 0x09C /* GPIO through Virtual Wire Channel. */ ++#define ESPI0A0 0x0A0 /* General Capabilities and Configurations. */ ++#define ESPI0A4 0x0A4 /* Channel 0 Capabilities and Configurations. */ ++#define ESPI0A8 0x0A8 /* Channel 1 Capabilities and Configurations. */ ++#define ESPI0AC 0x0AC /* Channel 2 Capabilities and Configurations. */ ++#define ESPI0B0 0x0B0 /* Channel 3 Capabilities and Configurations. */ ++#define ESPI0B4 0x0B4 /* GPIO Direction of Virtual Wire Channel. */ ++#define ESPI0B8 0x0B8 /* GPIO Selection of Virtual Wire Channel. */ ++#define ESPI0BC 0x0BC /* GPIO Reset Selection of Virtual Wire Channel. */ ++#define ESPI100 0x100 /* Interrupt enable of System Event 1 from Master. */ ++#define ESPI104 0x104 /* System Event 1 from and to Master. */ ++#define ESPI110 0x110 /* Interrupt type 0 of System Event from Master. */ ++#define ESPI114 0x114 /* Interrupt type 1 of System Event from Master. */ ++#define ESPI118 0x118 /* Interrupt type 2 of System Event from Master. */ ++#define ESPI11C 0x11C /* Interrupt status of System Event from Master. */ ++#define ESPI120 0x120 /* Interrupt type 0 of System Event 1 from Master. */ ++#define ESPI124 0x124 /* Interrupt type 1 of System Event 1 from Master. */ ++#define ESPI128 0x128 /* Interrupt type 2 of System Event 1 from Master. */ ++#define ESPI12C 0x12C /* Interrupt status of System Event 1 from Master. */ ++#define ESPICFG004 0x004 /* Device Identification. */ ++#define ESPICFG008 0x008 /* General Capabilities and Configurations. */ ++#define ESPICFG010 0x010 /* Channel 0 Capabilities and Configurations. */ ++#define ESPICFG020 0x020 /* Channel 1 Capabilities and Configurations. */ ++#define ESPICFG030 0x030 /* Channel 2 Capabilities and Configurations. */ ++#define ESPICFG040 0x040 /* Channel 3 Capabilities and Configurations. */ ++#define ESPICFG044 0x044 /* Channel 3 Capabilities and Configurations 2. */ ++#define ESPICFG800 0x800 /* GPIO Direction of Virtual Wire Channel. */ ++#define ESPICFG804 0x804 /* GPIO Selection of Virtual Wire Channel. */ ++#define ESPICFG808 0x808 /* GPIO Reset Selection of Virtual Wire Channel. */ ++#define ESPICFG810 0x810 /* Mapping Src Addr of Peripheral Channel Rx pkt */ ++#define ESPICFG814 0x814 /* Mapping Tgt Addr of Peripheral Channel Rx pkt */ ++#define ESPICFG818 0x818 /* Mapping Addr Mask of Peripheral Channel Rx pkt */ ++ ++/* ESPI000 bits */ ++#define AST_ESPI_OOB_CHRDY (1 << 4) ++#define AST_ESPI_FLASH_SW_CHRDY (0x1 << 7) ++#define AST_ESPI_FLASH_SW_READ (0x1 << 10) ++ ++/* ESPI00C bits (Interrupt Enable) */ ++#define AST_ESPI_IEN_SYS_EV (1 << 8) ++#define AST_ESPI_IEN_GPIO_EV (1 << 9) ++ ++/* ESPI008 bits ISR */ ++#define AST_ESPI_VW_SYS_EVT (1 << 8) ++#define AST_ESPI_VW_SYS_EV1 (1 << 22) ++ ++/* ESPI098 and ESPI11C bits */ ++#define AST_ESPI_OOB_RST_WARN (1 << 6) ++#define AST_ESPI_HOST_RST_WARN (1 << 8) ++#define AST_ESPI_OOB_RST_ACK (1 << 16) ++#define AST_ESPI_SL_BT_DONE (1 << 20) ++#define AST_ESPI_SL_BT_STATUS (1 << 23) ++#define AST_ESPI_HOST_RST_ACK (1 << 27) ++ ++/* ESPI104 bits */ ++#define AST_ESPI_SUS_WARN (1 << 0) ++#define AST_ESPI_SUS_ACK (1 << 20) ++ ++/* LPC chip ID */ ++#define SCR0SIO 0x170 ++#define IRQ_SRC_ESPI 23 /* IRQ 23 */ ++ ++static int espi_irq_handler(struct pt_regs *regs) ++{ ++ uint32_t irq_status = readl(AST_ESPI_BASE + ESPI008); ++ ++ DBG_ESPI("ISR irq_status : 0x%08X\n", irq_status); ++ ++ if (irq_status & AST_ESPI_VW_SYS_EVT) { ++ uint32_t sys_status = readl(AST_ESPI_BASE + ESPI11C); ++ uint32_t sys_event = readl(AST_ESPI_BASE + ESPI098); ++ ++ DBG_ESPI("sys_status : 0x%08X\n", sys_status); ++ if (sys_status & AST_ESPI_HOST_RST_WARN) { ++ DBG_ESPI("HOST_RST_WARN ev: %08X\n", sys_event); ++ if (sys_event & AST_ESPI_HOST_RST_WARN) { ++ uint32_t v = readl(AST_ESPI_BASE + ESPI098) ++ | AST_ESPI_HOST_RST_ACK; ++ writel(v, AST_ESPI_BASE + ESPI098); ++ } ++ } ++ if (sys_status & AST_ESPI_OOB_RST_WARN) { ++ DBG_ESPI("OOB_RST_WARN ev: %08X\n", sys_event); ++ if (sys_event & AST_ESPI_OOB_RST_WARN) { ++ uint32_t v = readl(AST_ESPI_BASE + ESPI098) ++ | AST_ESPI_OOB_RST_ACK; ++ writel(v, AST_ESPI_BASE + ESPI098); ++ } ++ } ++ writel(sys_status, AST_ESPI_BASE + ESPI11C); // clear status ++ } ++ ++ if (irq_status & AST_ESPI_VW_SYS_EV1) { ++ uint32_t sys1_status = readl(AST_ESPI_BASE + ESPI12C); ++ uint32_t sys1_event = readl(AST_ESPI_BASE + ESPI104); ++ ++ DBG_ESPI("sys1_status : 0x%08X\n", sys1_status); ++ if (sys1_status & AST_ESPI_SUS_WARN) { ++ DBG_ESPI("SUS WARN ev: %08X\n", sys1_event); ++ if (sys1_event & AST_ESPI_SUS_WARN) { ++ uint32_t v = readl(AST_ESPI_BASE + ESPI104) ++ | AST_ESPI_SUS_ACK; ++ writel(v, AST_ESPI_BASE + ESPI104); ++ } ++ } ++ writel(sys1_status, AST_ESPI_BASE + ESPI12C); // clear status ++ } ++ writel(irq_status, AST_ESPI_BASE + ESPI008); // clear irq_status ++ return 0; ++} ++ ++static void espi_handshake_ack(void) ++{ ++ // IRQ only serviced if strapped, so no strap check ++ if (!(readl(AST_ESPI_BASE + ESPI098) & AST_ESPI_SL_BT_STATUS)) { ++ DBG_ESPI("Setting espi slave boot done\n"); ++ uint32_t v = readl(AST_ESPI_BASE + ESPI098) ++ | AST_ESPI_SL_BT_STATUS | AST_ESPI_SL_BT_DONE; ++ writel(v, AST_ESPI_BASE + ESPI098); ++ } ++ ++ if (readl(AST_ESPI_BASE + ESPI104) & AST_ESPI_SUS_WARN) { ++ DBG_ESPI("Boot SUS WARN set %08x\n", ++ readl(AST_ESPI_BASE + ESPI104)); ++ uint32_t v = readl(AST_ESPI_BASE + ESPI104) | AST_ESPI_SUS_ACK; ++ writel(v, AST_ESPI_BASE + ESPI104); ++ } ++} ++ ++void espi_init(void) ++{ ++ if (readl(AST_SCU_BASE + AST_SCU_HW_STRAP1) ++ & SCU_HW_STRAP_ESPI_ENABLED) { ++ uint32_t v; ++ DBG_ESPI("espi_init\n"); ++ ++ /* Block flash access from Host */ ++ v = readl(AST_ESPI_BASE + ESPI000) & ~AST_ESPI_FLASH_SW_CHRDY; ++ v |= AST_ESPI_FLASH_SW_READ | AST_ESPI_OOB_CHRDY; ++ writel(v, AST_ESPI_BASE + ESPI000); ++ ++ /* Set SIO register 0x28 to 0xa8 as a faked ASPEED ChipID for ++ * BIOS using in eSPI mode */ ++ v = readl(AST_LPC_BASE + SCR0SIO) & ~0x000000ff; ++ writel(v, AST_LPC_BASE + SCR0SIO); ++ v = readl(AST_LPC_BASE + SCR0SIO) | 0xa8; ++ writel(v, AST_LPC_BASE + SCR0SIO); ++ ++ v = readl(AST_ESPI_BASE + ESPI000) | AST_ESPI_OOB_CHRDY; ++ writel(v, AST_ESPI_BASE + ESPI000); ++ ++ writel(0, AST_ESPI_BASE + ESPI110); ++ writel(0, AST_ESPI_BASE + ESPI114); ++ writel(AST_ESPI_HOST_RST_WARN | AST_ESPI_OOB_RST_WARN, ++ AST_ESPI_BASE + ESPI118); ++ writel(AST_ESPI_HOST_RST_WARN | AST_ESPI_OOB_RST_WARN, ++ AST_ESPI_BASE + ESPI094); ++ ++ writel(AST_ESPI_SUS_WARN, ++ AST_ESPI_BASE + ESPI120); // int type 0 susp warn ++ writel(0, AST_ESPI_BASE + ESPI124); ++ writel(0, AST_ESPI_BASE + ESPI128); ++ writel(AST_ESPI_SUS_WARN, ++ AST_ESPI_BASE ++ + ESPI100); // Enable sysev1 ints for susp warn ++ ++ writel(AST_ESPI_IEN_SYS_EV, ++ AST_ESPI_BASE + ESPI00C); // Enable only sys events ++ ++ espi_handshake_ack(); ++ ++ request_irq(IRQ_SRC_ESPI, espi_irq_handler); ++ } else { ++ DBG_ESPI("No espi strap\n"); ++ } ++} +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +new file mode 100644 +index 0000000000..e79235c8d0 +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -0,0 +1,16 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#include <common.h> ++ ++extern void espi_init(void); ++void ast_g5_intel(void) ++{ ++ espi_init(); ++} +diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c +index 2472aa3603..d41ef9cbd3 100644 +--- a/board/aspeed/ast-g5/ast-g5.c ++++ b/board/aspeed/ast-g5/ast-g5.c +@@ -18,6 +18,8 @@ + + DECLARE_GLOBAL_DATA_PTR; + ++extern void ast_g5_intel(void); ++ + int board_early_init_f(void) + { + /* make sure uart5 is using 24MHz clock */ +@@ -34,6 +36,7 @@ int board_init(void) + gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100; + gd->flags = 0; + ++ ast_g5_intel(); + return 0; + } + +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0008-add-sgio-support-for-port80-snoop-post-LEDs.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0008-add-sgio-support-for-port80-snoop-post-LEDs.patch new file mode 100644 index 000000000..cb61bd545 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0008-add-sgio-support-for-port80-snoop-post-LEDs.patch @@ -0,0 +1,160 @@ +From cf43453a75880cf53ea7bbf5859706f2a7cae292 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Wed, 14 Nov 2018 12:09:52 -0800 +Subject: [PATCH 3/7] add sgio support for port80 snoop post LEDs + +This ties together the port 80 snooping to the SGPIO output that +ultimately drives the POST code LEDs. + +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +Change-Id: Iaa1b91cd40f4b6323dba0598da373cb631459e66 +--- + arch/arm/include/asm/arch-aspeed/ast_scu.h | 1 + + arch/arm/mach-aspeed/ast-scu.c | 8 ++ + board/aspeed/ast-g5/ast-g5-intel.c | 96 ++++++++++++++++++++++ + 3 files changed, 105 insertions(+) + +diff --git a/arch/arm/include/asm/arch-aspeed/ast_scu.h b/arch/arm/include/asm/arch-aspeed/ast_scu.h +index 98e63351f1..c10e6a9d4b 100644 +--- a/arch/arm/include/asm/arch-aspeed/ast_scu.h ++++ b/arch/arm/include/asm/arch-aspeed/ast_scu.h +@@ -44,6 +44,7 @@ extern u32 ast_scu_get_vga_memsize(void); + extern void ast_scu_init_eth(u8 num); + extern void ast_scu_multi_func_eth(u8 num); + extern void ast_scu_multi_func_romcs(u8 num); ++extern void ast_scu_multi_func_sgpio(void); + + void ast_config_uart5_clk(void); + +diff --git a/arch/arm/mach-aspeed/ast-scu.c b/arch/arm/mach-aspeed/ast-scu.c +index c83931ed54..63e9c7c167 100644 +--- a/arch/arm/mach-aspeed/ast-scu.c ++++ b/arch/arm/mach-aspeed/ast-scu.c +@@ -407,6 +407,14 @@ void ast_scu_multi_func_romcs(u8 num) + SCU_FUN_PIN_ROMCS(num), AST_SCU_FUN_PIN_CTRL3); + } + ++void ast_scu_multi_func_sgpio(void) ++{ ++ ast_scu_write(ast_scu_read(AST_SCU_FUN_PIN_CTRL2) | ++ SCU_FUN_PIN_SGPMI | SCU_FUN_PIN_SGPMO | ++ SCU_FUN_PIN_SGPMLD | SCU_FUN_PIN_SGPMCK, ++ AST_SCU_FUN_PIN_CTRL2); ++} ++ + u32 ast_scu_revision_id(void) + { + int i; +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index e79235c8d0..fca4d91115 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -8,9 +8,105 @@ + */ + + #include <common.h> ++#include <asm/io.h> ++#include <asm/arch/regs-scu.h> ++#include <asm/arch/ast_scu.h> ++#include <asm/arch/aspeed.h> ++ ++#include "ast-g5.h" ++ ++#define LPC_SNOOP_ADDR 0x80 ++#define HICR5 0x080 /* Host Interface Control Register 5 */ ++#define HICR6 0x084 /* Host Interface Control Register 6 */ ++#define HICR7 0x088 /* Host Interface Control Register 7 */ ++#define HICR8 0x08c /* Host Interface Control Register 8 */ ++#define SNPWADR 0x090 /* LPC Snoop Address Register */ ++#define SNPWDR 0x094 /* LPC Snoop Data Register */ ++#define HICR9 0x098 /* Host Interface Control Register 9 */ ++#define HICRA 0x09c /* Host Interface Control Register A */ ++#define LHCR0 0x0a0 /* LPC Host Control Register 0 */ ++#define LHCR1 0x0a4 /* LPC Host Control Register 1 */ ++#define LHCR2 0x0a8 /* LPC Host Control Register 2 */ ++#define LHCR3 0x0ac /* LPC Host Control Register 3 */ ++#define LHCR4 0x0b0 /* LPC Host Control Register 4 */ ++#define LHCR5 0x0b4 /* LPC Host Control Register 5 */ ++#define LHCR6 0x0b8 /* LPC Host Control Register 6 */ ++#define LHCR7 0x0bc /* LPC Host Control Register 7 */ ++#define LHCR8 0x0c0 /* LPC Host Control Register 8 */ ++#define PCCR6 0x0c4 /* Post Code Control Register 6 */ ++#define LHCRA 0x0c8 /* LPC Host Control Register A */ ++#define LHCRB 0x0cc /* LPC Host Control Register B */ ++#define PCCR4 0x0d0 /* Post Code Control Register 4 */ ++#define PCCR5 0x0d4 /* Post Code Control Register 5 */ ++#define HICRB 0x100 /* Host Interface Control Register B */ ++#define HICRC 0x104 /* Host Interface Control Register C */ ++/* HICR5 Bits */ ++#define HICR5_EN_SIOGIO (1 << 31) /* Enable SIOGIO */ ++#define HICR5_EN80HGIO (1 << 30) /* Enable 80hGIO */ ++#define HICR5_SEL80HGIO (0x1f << 24) /* Select 80hGIO */ ++#define SET_SEL80HGIO(x) ((x & 0x1f) << 24) /* Select 80hGIO Offset */ ++#define HICR5_UNKVAL_MASK 0x1FFF0000 /* Bits with unknown values on reset */ ++#define HICR5_ENINT_SNP0W (1 << 1) /* Enable Snooping address 0 */ ++#define HICR5_EN_SNP0W (1 << 0) /* Enable Snooping address 0 */ ++ ++/* HRCR6 Bits */ ++#define HICR6_STR_SNP0W (1 << 0) /* Interrupt Status Snoop address 0 */ ++#define HICR6_STR_SNP1W (1 << 1) /* Interrupt Status Snoop address 1 */ ++ ++/* HICRB Bits */ ++#define HICRB_EN80HSGIO (1 << 13) /* Enable 80hSGIO */ ++ ++#define SGPIO_CLK_DIV(N) ((N) << 16) ++#define SGPIO_BYTES(N) ((N) << 6) ++#define SGPIO_ENABLE 1 ++#define GPIO254 0x254 ++ ++static void sgpio_init(void) ++{ ++ uint32_t value; ++ /* ++ 33.4.2 ++ LPC port80h direct to SGPIO ++ In AST2500 SGPIO, it supports output data from 80h. It always uses SGPIOA. ++ 1. Configure LPC snoop function. ++ (a) Set SNPWADR(0x1e789090)[15:0] to 0x80. ++ (b) Set HICR5(0x1e789080)[0] to 1 to enable snoop. ++ 2. Configure SGPIO ++ (a) Set GPIO254[9:6] to larger than or equal to 0x1. ++ (b) Set GPIO254[0] to 1 to enable SGPIO. ++ 3. Set SuperIO ++ (a) Set SIOR7 30h to 0x40. ++ */ ++ /* make sure multi-pin stuff goes in our favor */ ++ ast_scu_multi_func_sgpio(); ++ ++ /* set lpc snoop #0 to port 0x80 */ ++ value = readl(AST_LPC_BASE + SNPWADR) & 0xffff0000; ++ writel(value | LPC_SNOOP_ADDR, AST_LPC_BASE + SNPWADR); ++ ++ /* clear interrupt status */ ++ value = readl(AST_LPC_BASE + HICR6); ++ value |= HICR6_STR_SNP0W | HICR6_STR_SNP1W; ++ writel(value, AST_LPC_BASE + HICR6); ++ ++ /* enable lpc snoop #0 and SIOGIO */ ++ value = readl(AST_LPC_BASE + HICR5) & ~(HICR5_UNKVAL_MASK); ++ value |= HICR5_EN_SIOGIO | HICR5_EN_SNP0W | HICR5_ENINT_SNP0W; ++ writel(value, AST_LPC_BASE + HICR5); ++ ++ ++ /* enable port80h snoop on SGPIO */ ++ value = readl(AST_LPC_BASE + HICRB) | HICRB_EN80HSGIO; ++ writel(value, AST_LPC_BASE + HICRB); ++ ++ /* set the gpio clock to pclk/(2*(5+1)) or ~2 MHz */ ++ value = SGPIO_CLK_DIV(256) | SGPIO_BYTES(10) | SGPIO_ENABLE; ++ writel(value, AST_GPIO_BASE + GPIO254); ++} + + extern void espi_init(void); + void ast_g5_intel(void) + { + espi_init(); ++ sgpio_init(); + } +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0009-Add-basic-GPIO-support.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0009-Add-basic-GPIO-support.patch new file mode 100644 index 000000000..a49f196ac --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0009-Add-basic-GPIO-support.patch @@ -0,0 +1,414 @@ +From 89728d8c255204c8d9ec46a1dc0d412b04708f22 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Fri, 16 Nov 2018 09:58:01 -0800 +Subject: [PATCH 4/7] Add basic GPIO support + +Add a table of well-known gpios (such as FP LEDs and FF UPD jumper) and +initialize them at boot. + +Add a mechanism to get/set well known gpios from command line. + +Change-Id: I4136a5ccb048b3604f13b17ea0c18a4bc596c249 +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +--- + board/aspeed/ast-g5/Makefile | 1 + + board/aspeed/ast-g5/ast-g5-gpio.c | 195 +++++++++++++++++++++++++++++ + board/aspeed/ast-g5/ast-g5-gpio.h | 102 +++++++++++++++ + board/aspeed/ast-g5/ast-g5-intel.c | 42 +++++++ + board/aspeed/ast-g5/ast-g5.h | 1 + + 5 files changed, 341 insertions(+) + create mode 100644 board/aspeed/ast-g5/ast-g5-gpio.c + create mode 100644 board/aspeed/ast-g5/ast-g5-gpio.h + +diff --git a/board/aspeed/ast-g5/Makefile b/board/aspeed/ast-g5/Makefile +index 58e0c648f4..2970ae5741 100644 +--- a/board/aspeed/ast-g5/Makefile ++++ b/board/aspeed/ast-g5/Makefile +@@ -2,3 +2,4 @@ obj-y += ast-g5.o + obj-y += ast-g5-intel.o + obj-y += ast-g5-espi.o + obj-y += ast-g5-irq.o ++obj-y += ast-g5-gpio.o +diff --git a/board/aspeed/ast-g5/ast-g5-gpio.c b/board/aspeed/ast-g5/ast-g5-gpio.c +new file mode 100644 +index 0000000000..d596c15914 +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-gpio.c +@@ -0,0 +1,195 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#include <common.h> ++#include <asm/io.h> ++#include <asm/arch/regs-scu.h> ++#include <asm/arch/ast_scu.h> ++#include <asm/arch/aspeed.h> ++ ++#include "ast-g5.h" ++#include "ast-g5-gpio.h" ++ ++typedef struct _gpio_bases { ++ uint32_t u32ddr; /* data and direction registers */ ++ uint32_t u32intcfg; /* interrupt config */ ++ uint32_t u32debounce; /* debounce config */ ++ uint32_t u32cmdsrc; /* command source config */ ++} sGPIO_BASES; ++ ++static const sGPIO_BASES GPIO_BASES[] = { ++ /* ABCD */ ++ {AST_GPIO_BASE + 0x0000, AST_GPIO_BASE + 0x0008, ++ AST_GPIO_BASE + 0x0040, AST_GPIO_BASE + 0x0060}, ++ /* EFGH */ ++ {AST_GPIO_BASE + 0x0020, AST_GPIO_BASE + 0x0028, ++ AST_GPIO_BASE + 0x0048, AST_GPIO_BASE + 0x0068}, ++ /* IJKL */ ++ {AST_GPIO_BASE + 0x0070, AST_GPIO_BASE + 0x0098, ++ AST_GPIO_BASE + 0x00b0, AST_GPIO_BASE + 0x0090}, ++ /* MNOP */ ++ {AST_GPIO_BASE + 0x0078, AST_GPIO_BASE + 0x00e8, ++ AST_GPIO_BASE + 0x0100, AST_GPIO_BASE + 0x00e0}, ++ /* QRST */ ++ {AST_GPIO_BASE + 0x0080, AST_GPIO_BASE + 0x0118, ++ AST_GPIO_BASE + 0x0130, AST_GPIO_BASE + 0x0110}, ++ /* UVWX */ ++ {AST_GPIO_BASE + 0x0088, AST_GPIO_BASE + 0x0148, ++ AST_GPIO_BASE + 0x0160, AST_GPIO_BASE + 0x0140}, ++ /* YZAB */ ++ {AST_GPIO_BASE + 0x01e0, AST_GPIO_BASE + 0x0178, ++ AST_GPIO_BASE + 0x0190, AST_GPIO_BASE + 0x0170}, ++ /* AC__ */ ++ {AST_GPIO_BASE + 0x01e8, AST_GPIO_BASE + 0x01a8, ++ AST_GPIO_BASE + 0x01c0, AST_GPIO_BASE + 0x01a0}, ++}; ++ ++static size_t gpio_max = 0; ++static const GPIOValue * gpio_table = NULL; ++ ++void gpio_set_value(int n, int asserted) ++{ ++ uint8_t port; ++ uint8_t pin; ++ uint32_t base; ++ uint8_t shift; ++ uint8_t assert; ++ uint32_t gpio_value; ++ ++ if (n >= gpio_max || !gpio_table) { ++ return; ++ } ++ port = GPIO_PORT(gpio_table[n].u8PortPin); ++ assert = GPIO_PORT(gpio_table[n].u8Value); ++ pin = GPIO_PIN(gpio_table[n].u8PortPin); ++ base = GPIO_BASES[GPIO_GROUP(port)].u32ddr; ++ shift = GPIO_SHIFT(port, pin); ++ ++ gpio_value = readl(base + GPIO_DATA_VALUE); ++ if ((assert &&asserted) || !(assert || asserted)) { ++ // set the bit ++ gpio_value |= (1 << shift); ++ } else { ++ // clear the bit ++ gpio_value &= ~(1 << shift); ++ } ++ writel(gpio_value, base + GPIO_DATA_VALUE); ++} ++ ++int gpio_get_value(int n) ++{ ++ uint8_t port; ++ uint8_t pin; ++ uint32_t base; ++ uint8_t shift; ++ uint8_t assert; ++ uint32_t gpio_value; ++ ++ if (n >= gpio_max || !gpio_table) { ++ return -1; ++ } ++ port = GPIO_PORT(gpio_table[n].u8PortPin); ++ assert = GPIO_PORT(gpio_table[n].u8Value); ++ pin = GPIO_PIN(gpio_table[n].u8PortPin); ++ base = GPIO_BASES[GPIO_GROUP(port)].u32ddr; ++ shift = GPIO_SHIFT(port, pin); ++ ++ gpio_value = readl(base + GPIO_DATA_VALUE); ++ gpio_value >>= shift; ++ gpio_value &= 1; ++ gpio_value ^= assert; ++ return !gpio_value; ++} ++ ++void gpio_init(const GPIOValue* table, size_t count) ++{ ++ uint32_t pclk, value; ++ int i; ++ ++ gpio_table = table; ++ gpio_max = count; ++ /* set up the debounce timers (in units of PCLK cycles) */ ++ pclk = ast_get_ahbclk(); ++ /* GPIO_DEBOUNCE_120us */ ++ writel((pclk / 1000000) * 120, AST_GPIO_BASE + GPIO_DEBOUNCE_TIMER_0); ++ /* GPIO_DEBOUNCE_8ms */ ++ writel((pclk / 1000000) * 8000, AST_GPIO_BASE + GPIO_DEBOUNCE_TIMER_1); ++ /* GPIO_DEBOUNCE_16ms */ ++ writel((pclk / 1000000) * 16000, AST_GPIO_BASE + GPIO_DEBOUNCE_TIMER_2); ++ ++ for (i = 0; i < gpio_max; i++) { ++ uint8_t port; ++ uint8_t pin; ++ uint32_t base; ++ uint8_t shift; ++ ++ port = GPIO_PORT(gpio_table[i].u8PortPin); ++ pin = GPIO_PIN(gpio_table[i].u8PortPin); ++ base = GPIO_BASES[GPIO_GROUP(port)].u32ddr; ++ shift = GPIO_SHIFT(port, pin); ++ ++ /* set direction */ ++ value = readl(base + GPIO_DIRECTION); ++ if (gpio_table[i].u8PinCFG & GPCFG_OUTPUT_EN) ++ value |= (1 << shift); ++ else ++ value &= ~(1 << shift); ++ writel(value, base + GPIO_DIRECTION); ++ ++ /* set data value */ ++ value = readl(base + GPIO_DATA_VALUE); ++ if (gpio_table[i].u8Value) ++ value |= (1 << shift); ++ else ++ value &= ~(1 << shift); ++ writel(value, base + GPIO_DATA_VALUE); ++ ++ /* set debounce */ ++ base = GPIO_BASES[GPIO_GROUP(port)].u32debounce; ++ value = readl(base + GPIO_DEBOUNCE_SEL_0); ++ if (gpio_table[i].u8Debounce & 0x01) ++ value |= (1 << shift); ++ else ++ value &= ~(1 << shift); ++ writel(value, base + GPIO_DEBOUNCE_SEL_0); ++ value = readl(base + GPIO_DEBOUNCE_SEL_1); ++ if (gpio_table[i].u8Debounce & 0x02) ++ value |= (1 << shift); ++ else ++ value &= ~(1 << shift); ++ writel(value, base + GPIO_DEBOUNCE_SEL_1); ++ } ++} ++ ++int do_gpio(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[]) ++{ ++ int n; ++ if (argc < 3) { ++ return 1; ++ } ++ n = simple_strtoul(argv[2], NULL, 16); ++ if (argv[1][0] == 'g') { ++ printf("%d\n", gpio_get_value(n)); ++ return 0; ++ } ++ if (argc < 4) { ++ return 1; ++ } ++ if (argv[1][0] == 's') { ++ int value; ++ value = simple_strtoul(argv[3], NULL, 16); ++ gpio_set_value(n, value); ++ return 0; ++ } ++ ++ return 1; ++} ++U_BOOT_CMD(gpio, 4, 0, do_gpio, ++ "do stuff with gpios <set|get> [n] [value]", ++ ""); +diff --git a/board/aspeed/ast-g5/ast-g5-gpio.h b/board/aspeed/ast-g5/ast-g5-gpio.h +new file mode 100644 +index 0000000000..a820c0fcad +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-gpio.h +@@ -0,0 +1,102 @@ ++#ifndef __HW_GPIO_H__ ++#define __HW_GPIO_H__ ++ ++#define GPIO_PORT_A 0 ++#define GPIO_PORT_B 1 ++#define GPIO_PORT_C 2 ++#define GPIO_PORT_D 3 ++#define GPIO_PORT_E 4 ++#define GPIO_PORT_F 5 ++#define GPIO_PORT_G 6 ++#define GPIO_PORT_H 7 ++#define GPIO_PORT_I 8 ++#define GPIO_PORT_J 9 ++#define GPIO_PORT_K 10 ++#define GPIO_PORT_L 11 ++#define GPIO_PORT_M 12 ++#define GPIO_PORT_N 13 ++#define GPIO_PORT_O 14 ++#define GPIO_PORT_P 15 ++#define GPIO_PORT_Q 16 ++#define GPIO_PORT_R 17 ++#define GPIO_PORT_S 18 ++#define GPIO_PORT_T 19 ++#define GPIO_PORT_U 20 ++#define GPIO_PORT_V 21 ++#define GPIO_PORT_W 22 ++#define GPIO_PORT_X 23 ++#define GPIO_PORT_Y 24 ++#define GPIO_PORT_Z 25 ++#define GPIO_PORT_AA 26 ++#define GPIO_PORT_AB 27 ++#define GPIO_PORT_AC 28 ++ ++#define GPIO_PIN_0 0 ++#define GPIO_PIN_1 1 ++#define GPIO_PIN_2 2 ++#define GPIO_PIN_3 3 ++#define GPIO_PIN_4 4 ++#define GPIO_PIN_5 5 ++#define GPIO_PIN_6 6 ++#define GPIO_PIN_7 7 ++ ++#define GPIO_DEBOUNCE_TIMER_0 0x50 ++#define GPIO_DEBOUNCE_TIMER_1 0x54 ++#define GPIO_DEBOUNCE_TIMER_2 0x58 ++ ++/* relative to u32ddr base */ ++#define GPIO_DATA_VALUE 0x00 ++#define GPIO_DIRECTION 0x04 ++/* relative to u32intcfg base */ ++#define GPIO_INT_ENABLE 0x00 ++#define GPIO_INT_SENSE0 0x04 ++#define GPIO_INT_SENSE1 0x18 ++#define GPIO_INT_SENSE2 0x1c ++#define GPIO_INT_STATUS 0x20 ++#define GPIO_RESET_TOL 0x24 ++/* relative to u32debounce base */ ++#define GPIO_DEBOUNCE_SEL_0 0 ++#define GPIO_DEBOUNCE_SEL_1 4 ++/* relative to u32cmdsrc base */ ++#define GPIO_CMD_SRC_0 0 ++#define GPIO_CMD_SRC_1 4 ++ ++#define PORT_PIN(PORT, PIN) (((PORT) << 3) | ((PIN)&0x07)) ++#define GPIO_PIN(N) (N & 0x07) ++#define GPIO_PORT(N) (N >> 3) ++#define GPIO_SHIFT(PORT, PIN) ((PIN) + (((PORT) % 4) * 8)) ++#define GPIO_GROUP(PORT) ((PORT) / 4) ++ ++#define ID_LED_PORT_PIN PORT_PIN(GPIO_PORT_S, GPIO_PIN_6) ++#define GRN_LED_PORT_PIN PORT_PIN(GPIO_PORT_S, GPIO_PIN_4) ++#define AMB_LED_PORT_PIN PORT_PIN(GPIO_PORT_S, GPIO_PIN_5) ++#define FORCE_BMC_UPDATE_PORT_PIN PORT_PIN(GPIO_PORT_D, GPIO_PIN_0) ++#define TPM_EN_PULSE_PORT_PIN PORT_PIN(GPIO_PORT_D, GPIO_PIN_6) ++ ++ ++// GPIO Configuration Register bits ++#define GPCFG_EVENT_TO_SMI (1 << 7) // 1 == enabled ++#define GPCFG_EVENT_TO_IRQ (1 << 6) // 1 == enabled ++#define GPCFG_DEBOUNCE_EN (1 << 5) // 1 == input debounce, 0 == pulse output ++#define GPCFG_ACTIVE_HIGH (1 << 4) // 1 == Active high ++#define GPCFG_LEVEL_TRIG (1 << 3) // 1 == level (default), 0 == edge ++#define GPCFG_OUTPUT_EN (1 << 0) // 1 == Output enabled ++ ++// GPIO Debounce and Blink Configuration Register bits ++#define GPIO_DEBOUNCE_NONE 0x00 ++#define GPIO_DEBOUNCE_60US 0x01 ++#define GPIO_DEBOUNCE_8MS 0x02 ++#define GPIO_DEBOUNCE_16MS 0x03 ++ ++typedef struct { ++ uint8_t u8PortPin; ++ uint8_t u8PinCFG; ++ uint8_t u8Value; ++ uint8_t u8Debounce; ++} GPIOValue; ++ ++void gpio_init(const GPIOValue* table, size_t count); ++void gpio_set_value(int n, int asserted); ++int gpio_get_value(int n); ++ ++#endif /* __HW_GPIO_H__ */ +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index fca4d91115..252a05dd73 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -14,6 +14,47 @@ + #include <asm/arch/aspeed.h> + + #include "ast-g5.h" ++#include "ast-g5-gpio.h" ++ ++/* Names to match the GPIOs */ ++enum gpio_names { ++ GPIO_ID_LED = 0, ++ GPIO_GREEN_LED, ++ GPIO_AMBER_LED, ++ GPIO_FF_UPD_JUMPER, ++ GPIO_ENABLE_TPM_PULSE, ++}; ++ ++#define GPIO_CFG_DEFAULT (GPCFG_ACTIVE_HIGH | GPCFG_LEVEL_TRIG) ++// Active High, Level, Output Disabled ++ ++#define GPIO_CFG_FP_LED (GPCFG_OUTPUT_EN) ++// Active High, Pull-up, Level, Output Disabled ++ ++// Format is: ++// GPIO PORT, GPIO PIN Number, GPIO PIN Configuration, GPIO PIN Value, GPIO ++// Debounce/Blink Setting ++static const GPIOValue gpio_table[] = { ++ /* ID LED pin S6 - low asserted, 0=on */ ++ [GPIO_ID_LED] = {ID_LED_PORT_PIN, GPIO_CFG_FP_LED, 0, ++ GPIO_DEBOUNCE_NONE}, ++ ++ /* Green LED pin S4 - high asserted, 0=off */ ++ [GPIO_GREEN_LED] = {GRN_LED_PORT_PIN, GPIO_CFG_FP_LED, 1, ++ GPIO_DEBOUNCE_NONE}, ++ ++ /* Amber LED pin S5 - high asserted, 0=off */ ++ [GPIO_AMBER_LED] = {AMB_LED_PORT_PIN, GPIO_CFG_FP_LED, 1, ++ GPIO_DEBOUNCE_NONE}, ++ ++ /* Force Update Jumper -- pin D0 */ ++ [GPIO_FF_UPD_JUMPER] = {FORCE_BMC_UPDATE_PORT_PIN, GPIO_CFG_DEFAULT, 0, ++ GPIO_DEBOUNCE_8MS}, ++ ++ /* Enable Pulse -- pin D6 */ ++ [GPIO_ENABLE_TPM_PULSE] = {PORT_PIN(GPIO_PORT_D, GPIO_PIN_6), ++ GPIO_CFG_DEFAULT, 0, GPIO_DEBOUNCE_8MS}, ++}; + + #define LPC_SNOOP_ADDR 0x80 + #define HICR5 0x080 /* Host Interface Control Register 5 */ +@@ -107,6 +148,7 @@ static void sgpio_init(void) + extern void espi_init(void); + void ast_g5_intel(void) + { ++ gpio_init(gpio_table, ARRAY_SIZE(gpio_table)); + espi_init(); + sgpio_init(); + } +diff --git a/board/aspeed/ast-g5/ast-g5.h b/board/aspeed/ast-g5/ast-g5.h +index 9fd10eccb3..908db1477b 100644 +--- a/board/aspeed/ast-g5/ast-g5.h ++++ b/board/aspeed/ast-g5/ast-g5.h +@@ -3,5 +3,6 @@ + + #include <common.h> + #include "ast-g5-irq.h" ++#include "ast-g5-gpio.h" + + #endif /* _AST_G5_H_ */ +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0010-Update-Force-Firmware-Update-Jumper-to-use-new-gpio.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0010-Update-Force-Firmware-Update-Jumper-to-use-new-gpio.patch new file mode 100644 index 000000000..c97e6d74f --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0010-Update-Force-Firmware-Update-Jumper-to-use-new-gpio.patch @@ -0,0 +1,98 @@ +From 1f710737f2fe8dea4bc5ebef1e6011de294764b4 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Fri, 16 Nov 2018 14:59:04 -0800 +Subject: [PATCH] Update Force Firmware Update Jumper to use new gpio API + +Add a function that allows easy reading of the FFUJ from other +functions, such as autoboot. + +Change-Id: I8ead931e9dd828522095a0ef386875be652ec885 +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +--- + .../include/asm/arch-aspeed/ast-g5-intel.h | 19 +++++++++++++++++++ + arch/arm/include/asm/arch-aspeed/platform.h | 1 + + board/aspeed/ast-g5/ast-g5-intel.c | 5 +++++ + common/autoboot.c | 6 ++++++ + 4 files changed, 31 insertions(+) + create mode 100644 arch/arm/include/asm/arch-aspeed/ast-g5-intel.h + +diff --git a/arch/arm/include/asm/arch-aspeed/ast-g5-intel.h b/arch/arm/include/asm/arch-aspeed/ast-g5-intel.h +new file mode 100644 +index 0000000000..cd9a0994fa +--- /dev/null ++++ b/arch/arm/include/asm/arch-aspeed/ast-g5-intel.h +@@ -0,0 +1,19 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#ifndef __AST_INTEL_G5_H__ ++#define __AST_INTEL_G5_H__ ++ ++#define AST_G5_INTEL 1 ++ ++#ifndef __ASSEMBLY__ ++int intel_force_firmware_jumper_enabled(void); ++#endif ++ ++#endif /* __AST_INTEL_G5_H__ */ +diff --git a/arch/arm/include/asm/arch-aspeed/platform.h b/arch/arm/include/asm/arch-aspeed/platform.h +index 9f339e913a..3ea1c99089 100644 +--- a/arch/arm/include/asm/arch-aspeed/platform.h ++++ b/arch/arm/include/asm/arch-aspeed/platform.h +@@ -27,6 +27,7 @@ + #include <asm/arch/ast2400_platform.h> + #elif defined(AST_SOC_G5) + #include <asm/arch/ast_g5_platform.h> ++#include <asm/arch/ast-g5-intel.h> + #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ + #else + #err "No define for platform.h" +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index 252a05dd73..58ad6a55b8 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -145,6 +145,11 @@ static void sgpio_init(void) + writel(value, AST_GPIO_BASE + GPIO254); + } + ++int intel_force_firmware_jumper_enabled(void) ++{ ++ return gpio_get_value(GPIO_FF_UPD_JUMPER); ++} ++ + extern void espi_init(void); + void ast_g5_intel(void) + { +diff --git a/common/autoboot.c b/common/autoboot.c +index c52bad84a4..d66c0fa63a 100644 +--- a/common/autoboot.c ++++ b/common/autoboot.c +@@ -14,6 +14,7 @@ + #include <menu.h> + #include <post.h> + #include <u-boot/sha256.h> ++#include <asm/arch/platform.h> + + DECLARE_GLOBAL_DATA_PTR; + +@@ -259,6 +260,11 @@ static int abortboot(int bootdelay) + { + int abort = 0; + ++# ifdef AST_G5_INTEL ++ if (intel_force_firmware_jumper_enabled()) ++ return 1; ++# endif ++ + if (bootdelay >= 0) + abort = __abortboot(bootdelay); + +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0011-Add-basic-timer-support-for-Aspeed-g5-in-U-Boot.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0011-Add-basic-timer-support-for-Aspeed-g5-in-U-Boot.patch new file mode 100644 index 000000000..11a474b96 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0011-Add-basic-timer-support-for-Aspeed-g5-in-U-Boot.patch @@ -0,0 +1,160 @@ +From 83d67b5b3cbffcefda5efdc0060b9e30f44c9aca Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Fri, 16 Nov 2018 14:44:49 -0800 +Subject: [PATCH 6/7] Add basic timer support for Aspeed g5 in U-Boot + +Timers will be used for timing events and making blinky LEDs. This just +adds the API and infrastructure. + +Change-Id: I8ff03b26070b43a47fb970ddf6124d6c3f29b058 +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +--- + board/aspeed/ast-g5/Makefile | 1 + + board/aspeed/ast-g5/ast-g5-intel.c | 1 + + board/aspeed/ast-g5/ast-g5-timer.c | 66 ++++++++++++++++++++++++++++++ + board/aspeed/ast-g5/ast-g5-timer.h | 27 ++++++++++++ + board/aspeed/ast-g5/ast-g5.h | 1 + + 5 files changed, 96 insertions(+) + create mode 100644 board/aspeed/ast-g5/ast-g5-timer.c + create mode 100644 board/aspeed/ast-g5/ast-g5-timer.h + +diff --git a/board/aspeed/ast-g5/Makefile b/board/aspeed/ast-g5/Makefile +index 2970ae5741..90224333c4 100644 +--- a/board/aspeed/ast-g5/Makefile ++++ b/board/aspeed/ast-g5/Makefile +@@ -3,3 +3,4 @@ obj-y += ast-g5-intel.o + obj-y += ast-g5-espi.o + obj-y += ast-g5-irq.o + obj-y += ast-g5-gpio.o ++obj-y += ast-g5-timer.o +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index 58ad6a55b8..23bf4e4352 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -15,6 +15,7 @@ + + #include "ast-g5.h" + #include "ast-g5-gpio.h" ++#include "ast-g5-timer.h" + + /* Names to match the GPIOs */ + enum gpio_names { +diff --git a/board/aspeed/ast-g5/ast-g5-timer.c b/board/aspeed/ast-g5/ast-g5-timer.c +new file mode 100644 +index 0000000000..56157222d9 +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-timer.c +@@ -0,0 +1,66 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#include <common.h> ++#include <asm/io.h> ++#include <asm/arch/regs-scu.h> ++#include <asm/arch/ast_scu.h> ++#include <asm/arch/aspeed.h> ++ ++#include "ast-g5.h" ++#include "ast-g5-timer.h" ++#include "ast-g5-irq.h" ++ ++static const int timer_irqs[] = {16, 17, 18, 35, 37, 37, 38, 39}; ++/* offsets from AST_TIMER_BASE for each timer */ ++static const uint32_t timer_bases[] = {0, 0x10, 0x20, 0x40, ++ 0x50, 0x60, 0x70, 0x80}; ++#define TIMER_1MHZ_CLK_COUNT 1000000u ++#define TIMER_ENABLE 1 ++#define TIMER_1MHZ_CLK_SEL 2 ++#define TIMER_ENABLE_IRQ 4 ++#define TIMER_ENABLE_PULSE 8 ++#define TIMER_CONTROL 0x30 ++#define TIMER_RELOAD 0x04 ++ ++void timer_enable(int n, uint32_t freq, interrupt_handler_t *handler) ++{ ++ if (n < 0 || n > 7) { ++ return; ++ } ++ uint32_t tctrl = readl(AST_TIMER_BASE + TIMER_CONTROL); ++ writel(tctrl & ~(0x0f << (n * 4)), AST_TIMER_BASE + TIMER_CONTROL); ++ ++ // figure out best base for requested frequency ++ // (this will give 1MHz clock preference if period is within 1ms of ++ // requested) ++ uint32_t v = TIMER_1MHZ_CLK_COUNT / freq; ++ if (v > 1000 || v * freq == TIMER_1MHZ_CLK_COUNT) { ++ tctrl |= (TIMER_1MHZ_CLK_SEL << (n * 4)); ++ } else { ++ uint32_t pclk = ast_get_ahbclk(); ++ v = pclk / freq; ++ } ++ writel(v, AST_TIMER_BASE + timer_bases[n] + TIMER_RELOAD); ++ if (handler) { ++ request_irq(timer_irqs[n], handler); ++ tctrl |= (TIMER_ENABLE_IRQ << (n * 4)); ++ } ++ tctrl |= (TIMER_ENABLE << (n * 4)); ++ writel(tctrl, AST_TIMER_BASE + TIMER_CONTROL); ++} ++ ++void timer_disable(int n) ++{ ++ if (n < 0 || n > 7) { ++ return; ++ } ++ uint32_t tctrl = readl(AST_TIMER_BASE + TIMER_CONTROL); ++ writel(tctrl & ~(0x0f << (n * 4)), AST_TIMER_BASE + TIMER_CONTROL); ++} +diff --git a/board/aspeed/ast-g5/ast-g5-timer.h b/board/aspeed/ast-g5/ast-g5-timer.h +new file mode 100644 +index 0000000000..4b1ac28a9f +--- /dev/null ++++ b/board/aspeed/ast-g5/ast-g5-timer.h +@@ -0,0 +1,27 @@ ++/* ++ * Copyright 2018 Intel Corporation ++ * ++ * This program is free software; you can redistribute it and/or ++ * modify it under the terms of the GNU General Public License ++ * as published by the Free Software Foundation; either version ++ * 2 of the License, or (at your option) any later version. ++ */ ++ ++#ifndef __AST_G5_TIMER_H__ ++#define __AST_G5_TIMER_H__ ++ ++#include <common.h> ++ ++#define TIMER_1 0 ++#define TIMER_2 1 ++#define TIMER_3 2 ++#define TIMER_4 3 ++#define TIMER_5 4 ++#define TIMER_6 5 ++#define TIMER_7 6 ++#define TIMER_8 7 ++ ++void timer_enable(int n, uint32_t freq, interrupt_handler_t handler); ++void timer_disable(int n); ++ ++#endif /* __AST_G5_TIMER_H__ */ +diff --git a/board/aspeed/ast-g5/ast-g5.h b/board/aspeed/ast-g5/ast-g5.h +index 908db1477b..28fe5eafcb 100644 +--- a/board/aspeed/ast-g5/ast-g5.h ++++ b/board/aspeed/ast-g5/ast-g5.h +@@ -4,5 +4,6 @@ + #include <common.h> + #include "ast-g5-irq.h" + #include "ast-g5-gpio.h" ++#include "ast-g5-timer.h" + + #endif /* _AST_G5_H_ */ +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0012-Add-status-and-ID-LED-support.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0012-Add-status-and-ID-LED-support.patch new file mode 100644 index 000000000..5a2c2206f --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0012-Add-status-and-ID-LED-support.patch @@ -0,0 +1,144 @@ +From f0e3631ea3005640f988727f051106d83b5dfdaf Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Wed, 14 Nov 2018 12:16:53 -0800 +Subject: [PATCH 7/7] Add status and ID LED support + +Add status (amber and green) and ID (blue) LED support. In the +bootloader phase, the LEDs should be blinking. When booting linux, they +should turn to a fixed state. + +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +Change-Id: Ic9595621b21000ef465ff57ed2047855296e2714 +--- + board/aspeed/ast-g5/ast-g5-intel.c | 118 +++++++++++++++++++++++++++++ + 1 file changed, 118 insertions(+) + +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index 23bf4e4352..5ff2cbd0e2 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -146,6 +146,110 @@ static void sgpio_init(void) + writel(value, AST_GPIO_BASE + GPIO254); + } + ++/* running the timer at 48 hertz will easily give a 24Hz blink */ ++#define TICK_HZ 48 ++#define BLINK_DELAY(HZ) ((int)((TICK_HZ / (HZ)) / 2) - 1) ++typedef enum { ++ /* ++ * Identifies the control request for the ID LED. ++ */ ++ EIDLED_Initialize = 0, ++ EIDLED_Tick, ++ EIDLED_Toggle, ++ EIDLED_Off, ++ EIDLED_On, ++ EIDLED_Blink, ++ EIDLED_Blink_24HZ = EIDLED_Blink + BLINK_DELAY(24), ++ EIDLED_Blink_12HZ = EIDLED_Blink + BLINK_DELAY(12), ++ EIDLED_Blink_6HZ = EIDLED_Blink + BLINK_DELAY(6), ++ EIDLED_Blink_3HZ = EIDLED_Blink + BLINK_DELAY(3), ++ EIDLED_Blink_1HZ = EIDLED_Blink + BLINK_DELAY(1), ++ EIDLED_Blink_0_5HZ = EIDLED_Blink + BLINK_DELAY(0.5), ++} EIDLEDControl; ++ ++struct led_info { ++ int gpio; ++ EIDLEDControl mode; ++ int count; ++ int state; ++}; ++ ++static struct led_info s_led_info[] = { ++ [GPIO_ID_LED] = {GPIO_ID_LED, EIDLED_Blink_3HZ, 1, 0}, ++ [GPIO_GREEN_LED] = {GPIO_GREEN_LED, EIDLED_Off, 0, 0}, ++ [GPIO_AMBER_LED] = {GPIO_AMBER_LED, EIDLED_Off, 0, 0}, ++}; ++ ++extern void gpio_set_value(int n, int asserted); ++void id_led_control(int id, int action) ++{ ++ if (id >= ARRAY_SIZE(s_led_info)) { ++ return; ++ } ++ /* don't bother with LEDs that are not initialized */ ++ if (EIDLED_Initialize == s_led_info[id].mode) { ++ return; ++ } ++ ++ /* check for a blinker action */ ++ if (EIDLED_Tick == action) { ++ if (s_led_info[id].mode < EIDLED_Blink) { ++ return; ++ } ++ /* check countdown for blink */ ++ if (s_led_info[id].count == 0) { ++ s_led_info[id].count = ++ s_led_info[id].mode - EIDLED_Blink; ++ s_led_info[id].state = !s_led_info[id].state; ++ } else { ++ s_led_info[id].count--; ++ return; ++ } ++ } else if (EIDLED_Toggle == action) { ++ s_led_info[id].state = !s_led_info[id].state; ++ s_led_info[id].mode = ++ s_led_info[id].state ? EIDLED_On : EIDLED_Off; ++ } else if (action > EIDLED_Toggle) { ++ s_led_info[id].mode = action; ++ if (EIDLED_Off == action) { ++ s_led_info[id].state = 0; ++ } else if (EIDLED_On == action) { ++ s_led_info[id].state = 1; ++ } else if (action >= EIDLED_Blink) { ++ s_led_info[id].count = action - EIDLED_Blink; ++ /* wait for the next tick */ ++ return; ++ } ++ } else if (EIDLED_Initialize == action) { ++ if (s_led_info[id].mode >= EIDLED_Blink) { ++ s_led_info[id].count = ++ s_led_info[id].mode - EIDLED_Blink; ++ } ++ } ++ gpio_set_value(s_led_info[id].gpio, s_led_info[id].state); ++} ++ ++static void timer8_irq_handler(void *regs) ++{ ++ int i; ++ ++ for (i = 0; i < ARRAY_SIZE(s_led_info); i++) { ++ id_led_control(i, EIDLED_Tick); ++ } ++} ++ ++void timer8_init(void) ++{ ++ int i; ++ ++ for (i = 0; i < ARRAY_SIZE(s_led_info); i++) { ++ id_led_control(i, EIDLED_Initialize); ++ } ++ ++ /* set up the timer to fire at TICK_HZ HZ */ ++ timer_enable(TIMER_8, TICK_HZ, timer8_irq_handler); ++} ++ + int intel_force_firmware_jumper_enabled(void) + { + return gpio_get_value(GPIO_FF_UPD_JUMPER); +@@ -157,4 +269,10 @@ void ast_g5_intel(void) + gpio_init(gpio_table, ARRAY_SIZE(gpio_table)); + espi_init(); + sgpio_init(); ++ timer8_init(); ++ if (intel_force_firmware_jumper_enabled()) { ++ id_led_control(GPIO_AMBER_LED, EIDLED_On); ++ } else { ++ id_led_control(GPIO_GREEN_LED, EIDLED_On); ++ } + } +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0013-aspeed-Add-Pwm-Driver.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0013-aspeed-Add-Pwm-Driver.patch new file mode 100644 index 000000000..d235aea62 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0013-aspeed-Add-Pwm-Driver.patch @@ -0,0 +1,132 @@ +From 3134584998f624bb6c4ee11102b0bd9b7bb1cbba Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Fri, 16 Nov 2018 15:57:57 -0800 +Subject: [PATCH 1/1] aspeed: add Pwm Driver + +Change-Id: Ia8b80212f7c70aafcc6a71782936ec95cf9b7f38 +--- + board/aspeed/ast-g5/ast-g5-intel.c | 105 +++++++++++++++++++++++++++++ + 1 file changed, 105 insertions(+) + +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index 5ff2cbd0e2..f810ded4e7 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -263,9 +263,114 @@ int intel_force_firmware_jumper_enabled(void) + return gpio_get_value(GPIO_FF_UPD_JUMPER); + } + ++/* PWM offsets */ ++ ++#define PWM_BASE_ADDR 0x1E786000 ++#define PWM_CONTROL 0x00 ++#define PWM_CLOCK_SELECTION 0x04 ++#define PWM_DUTY_CYCLE 0x08 ++#define PWM_M0 0x10 ++#define PWM_M1 0x14 ++#define PWM_N0 0x18 ++#define PWM_N1 0x1c ++#define PWM_CONTROL_EXT 0x40 ++#define PWM_CLOCK_SEL_EXT 0x44 ++#define PWM_O0 0x50 ++#define PWM_O1 0x54 ++#define PWM_CHANNEL_COUNT 8 ++ ++#define PWM_CLK_ENABLE BIT(0) ++#define PWM_DUTY(PCT) (((PCT) * 128) / 100) ++#define PWM_DUTY_VALUE PWM_DUTY(57) ++ ++ ++static inline uint32_t ast_scu_read(uint32_t reg) ++{ ++ uint32_t val = readl(AST_SCU_BASE + reg); ++ ++ debug("ast_scu_read : reg = 0x%08x, val = 0x%08x\n", reg, val); ++ return val; ++} ++ ++static inline void ast_scu_write(uint32_t val, uint32_t reg) ++{ ++ debug("ast_scu_write : reg = 0x%08x, val = 0x%08x\n", reg, val); ++ ++ writel(SCU_PROTECT_UNLOCK, AST_SCU_BASE); ++ writel(val, AST_SCU_BASE + reg); ++#ifdef CONFIG_AST_SCU_LOCK ++ writel(0xaa, AST_SCU_BASE); ++#endif ++} ++ ++static void pwm_init(void) ++{ ++ uint32_t val; ++ uint32_t chan; ++ ++ /* select pwm 0-7 */ ++ val = ast_scu_read(AST_SCU_FUN_PIN_CTRL3); ++ val |= (SCU_FUN_PIN_VPIG7 | SCU_FUN_PIN_VPIG6 | SCU_FUN_PIN_VPIG5 ++ | SCU_FUN_PIN_VPIG4 | SCU_FUN_PIN_VPIG3 | SCU_FUN_PIN_VPIG2 ++ | SCU_FUN_PIN_VPIG1 | SCU_FUN_PIN_VPIG0); ++ ast_scu_write(val, AST_SCU_FUN_PIN_CTRL3); ++ ++ /* disable video output mux */ ++ val = ast_scu_read(AST_SCU_FUN_PIN_CTRL5); ++ val &= 0xffffffcf; ++ ast_scu_write(val, AST_SCU_FUN_PIN_CTRL5); ++ val = readl(AST_SCU_FUN_PIN_CTRL6); ++ val &= 0xfffffffc; ++ ast_scu_write(val, AST_SCU_FUN_PIN_CTRL6); ++ ++ /* SCU reset of PWM module */ ++ val = ast_scu_read(AST_SCU_RESET); ++ val |= SCU_RESET_PWM; ++ ast_scu_write(val, AST_SCU_RESET); ++ val &= ~SCU_RESET_PWM; ++ ast_scu_write(val, AST_SCU_RESET); ++ ++ /* set M, N, and 0 clock regs to 0 */ ++ writel(0, PWM_BASE_ADDR + PWM_M0); ++ writel(0, PWM_BASE_ADDR + PWM_N0); ++ writel(0, PWM_BASE_ADDR + PWM_O0); ++ ++ /* disable fans and tachos, set M type control */ ++ writel(0x1, PWM_BASE_ADDR + PWM_CONTROL); ++ writel(0x1, PWM_BASE_ADDR + PWM_CONTROL_EXT); ++ ++ /* enable pwm channels */ ++ for (chan = 0; chan < PWM_CHANNEL_COUNT; chan++) { ++ uint32_t base = chan < 4 ? PWM_BASE_ADDR : PWM_BASE_ADDR + 0x40; ++ uint8_t ch_duty_shift = 16 * (chan & 0x1); ++ uint8_t ch_pair = (chan & 0x3) / 2; ++ ++ /* enable pwm for the channel */ ++ val = readl(base); ++ val |= ((1 << (chan & 0x3)) << 8); ++ writel(val, base); ++ ++ /* set duty cycle */ ++ val = readl(base + PWM_DUTY_CYCLE + ch_pair * 4); ++ val &= ~(0xffff << ch_duty_shift); ++ val |= (((uint32_t)PWM_DUTY_VALUE) << 8) << ch_duty_shift; ++ writel(val, base + PWM_DUTY_CYCLE + ch_pair * 4); ++ } ++ ++ /* set up clock type M: period = 127 units at 24MHz/8 (resulting ~23kHz period) */ ++ writel(0x7f30, PWM_BASE_ADDR + PWM_CLOCK_SELECTION); ++ ++ /* enable pwm-tacho */ ++ ++ val = readl(PWM_BASE_ADDR + PWM_CONTROL); ++ val |= PWM_CLK_ENABLE; ++ writel(val, PWM_BASE_ADDR + PWM_CONTROL); ++} ++ + extern void espi_init(void); + void ast_g5_intel(void) + { ++ pwm_init(); + gpio_init(gpio_table, ARRAY_SIZE(gpio_table)); + espi_init(); + sgpio_init(); +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0014-Keep-interrupts-enabled-until-last-second.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0014-Keep-interrupts-enabled-until-last-second.patch new file mode 100644 index 000000000..91665e064 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0014-Keep-interrupts-enabled-until-last-second.patch @@ -0,0 +1,91 @@ +From 2078771e0ff84be710250b2e9b2e887f7238f9cc Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Sat, 17 Nov 2018 14:17:27 -0800 +Subject: [PATCH 2/3] Keep interrupts enabled until last second + +The U-Boot bootm command disabled interrupts almost first thing. This +would prevent a person hitting the power button on the host immediatly +after AC on because the BMC would fail to respond to the espi interrupts +and the host would power off. + +Change-Id: I6c0fb5cca1be6c326da4c9a3d3dfbab89dac9928 +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +--- + board/aspeed/ast-g5/ast-g5-intel.c | 8 ++++++++ + common/bootm.c | 7 ------- + common/bootm_os.c | 1 + + 3 files changed, 9 insertions(+), 7 deletions(-) + +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index f810ded4e7..4d399be392 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -263,6 +263,14 @@ int intel_force_firmware_jumper_enabled(void) + return gpio_get_value(GPIO_FF_UPD_JUMPER); + } + ++void arch_preboot_os(void) ++{ ++ // last second before booting... set the LEDs ++ id_led_control(GPIO_ID_LED, EIDLED_On); ++ id_led_control(GPIO_GREEN_LED, EIDLED_On); ++ id_led_control(GPIO_AMBER_LED, EIDLED_Off); ++} ++ + /* PWM offsets */ + + #define PWM_BASE_ADDR 0x1E786000 +diff --git a/common/bootm.c b/common/bootm.c +index 2431019b3f..46909ecdbb 100644 +--- a/common/bootm.c ++++ b/common/bootm.c +@@ -602,7 +602,6 @@ int do_bootm_states(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], + int states, bootm_headers_t *images, int boot_progress) + { + boot_os_fn *boot_fn; +- ulong iflag = 0; + int ret = 0, need_boot_fn; + + images->state |= states; +@@ -626,7 +625,6 @@ int do_bootm_states(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], + if (!ret && (states & BOOTM_STATE_LOADOS)) { + ulong load_end; + +- iflag = bootm_disable_interrupts(); + ret = bootm_load_os(images, &load_end, 0); + if (ret == 0) + lmb_reserve(&images->lmb, images->os.load, +@@ -670,8 +668,6 @@ int do_bootm_states(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], + BOOTM_STATE_OS_BD_T | BOOTM_STATE_OS_PREP | + BOOTM_STATE_OS_FAKE_GO | BOOTM_STATE_OS_GO); + if (boot_fn == NULL && need_boot_fn) { +- if (iflag) +- enable_interrupts(); + printf("ERROR: booting os '%s' (%d) is not supported\n", + genimg_get_os_name(images->os.os), images->os.os); + bootstage_error(BOOTSTAGE_ID_CHECK_BOOT_OS); +@@ -711,9 +707,6 @@ int do_bootm_states(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[], + + /* Deal with any fallout */ + err: +- if (iflag) +- enable_interrupts(); +- + if (ret == BOOTM_ERR_UNIMPLEMENTED) + bootstage_error(BOOTSTAGE_ID_DECOMP_UNIMPL); + else if (ret == BOOTM_ERR_RESET) +diff --git a/common/bootm_os.c b/common/bootm_os.c +index 9ec84bd0db..b56eb39780 100644 +--- a/common/bootm_os.c ++++ b/common/bootm_os.c +@@ -476,6 +476,7 @@ __weak void arch_preboot_os(void) + int boot_selected_os(int argc, char * const argv[], int state, + bootm_headers_t *images, boot_os_fn *boot_fn) + { ++ disable_interrupts(); + arch_preboot_os(); + boot_fn(state, argc, argv, images); + +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0015-Rewrite-memmove-to-optimize-on-word-transfers.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0015-Rewrite-memmove-to-optimize-on-word-transfers.patch new file mode 100644 index 000000000..475b8c3ff --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0015-Rewrite-memmove-to-optimize-on-word-transfers.patch @@ -0,0 +1,114 @@ +From a71794fc928429e199c5ea48181e5edfbb0c4f39 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Mon, 19 Nov 2018 11:04:02 -0800 +Subject: [PATCH] Rewrite memmove to optimize on word transfers + +Reading from the flash at boot time was using byte-sized transfers, +which ultimately turns into four word transfers over spi for every real +word read. This change breaks memmove down into a header, body, and +trailer, where the body is all done with word-sized transfers. + +Change-Id: Ie0a1f3261e507fb34a908571883d9bf04a1059ee +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +--- + lib/string.c | 77 +++++++++++++++++++++++++++++++++++++++++++--------- + 1 file changed, 64 insertions(+), 13 deletions(-) + +diff --git a/lib/string.c b/lib/string.c +index 67d5f6a421..0bf472f1f6 100644 +--- a/lib/string.c ++++ b/lib/string.c +@@ -505,26 +505,77 @@ void * memcpy(void *dest, const void *src, size_t count) + * + * Unlike memcpy(), memmove() copes with overlapping areas. + */ +-void * memmove(void * dest,const void *src,size_t count) ++void *memmove(void *dest, const void *src, size_t count) + { +- char *tmp, *s; +- +- if (src == dest) ++ unsigned char *bdst = (unsigned char *)dest; ++ const unsigned char *bsrc = (const unsigned char *)src; ++ unsigned long *ldst; ++ const unsigned long *lsrc; ++ size_t unaligned_header = 0, unaligned_trailer = 0; ++ size_t unaligned_src = ++ (sizeof(*ldst) - (size_t)src) & (sizeof(*ldst) - 1); ++ size_t unaligned_dst = ++ (sizeof(*ldst) - (size_t)dest) & (sizeof(*ldst) - 1); ++ ++ if (src == dest || !count) + return dest; + ++ if (unaligned_src || unaligned_dst) { ++ if (unaligned_dst != unaligned_src) { ++ unaligned_header = count; ++ } else { ++ unaligned_header = unaligned_src; ++ if (unaligned_header > count) { ++ unaligned_header = count; ++ } ++ } ++ count -= unaligned_header; ++ } ++ if (count & (sizeof(*ldst) - 1)) { ++ unaligned_trailer = count & (sizeof(*ldst) - 1); ++ count -= unaligned_trailer; ++ } ++ + if (dest <= src) { +- tmp = (char *) dest; +- s = (char *) src; +- while (count--) +- *tmp++ = *s++; ++ /* possible un-aligned bytes */ ++ while (unaligned_header--) ++ *bdst++ = *bsrc++; ++ ++ /* aligned words */ ++ ldst = (unsigned long *)bdst; ++ lsrc = (const unsigned long *)bsrc; ++ while (count >= sizeof(*ldst)) { ++ count -= sizeof(*ldst); ++ *ldst++ = *lsrc++; + } +- else { +- tmp = (char *) dest + count; +- s = (char *) src + count; +- while (count--) +- *--tmp = *--s; ++ ++ /* possibly un-aligned bytes */ ++ bdst = (unsigned char *)ldst; ++ bsrc = (const unsigned char *)lsrc; ++ while (unaligned_trailer--) ++ *bdst++ = *bsrc++; ++ } else { ++ bdst += unaligned_header + count + unaligned_trailer; ++ bsrc += unaligned_header + count + unaligned_trailer; ++ ++ /* possibly un-aligned bytes */ ++ while (unaligned_trailer--) ++ *--bdst = *--bsrc; ++ ++ /* aligned words */ ++ ldst = (unsigned long *)bdst; ++ lsrc = (unsigned long *)bsrc; ++ while (count >= sizeof(*ldst)) { ++ count -= sizeof(*ldst); ++ *--ldst = *--lsrc; + } + ++ /* possibly un-aligned bytes */ ++ bdst = (unsigned char *)ldst; ++ bsrc = (const unsigned char *)lsrc; ++ while (unaligned_header--) ++ *--bdst = *--bsrc; ++ } + return dest; + } + #endif +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0016-Add-support-for-128MB-Macronix-spi-flash-MX66L1G45G.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0016-Add-support-for-128MB-Macronix-spi-flash-MX66L1G45G.patch new file mode 100644 index 000000000..cc1e56fdb --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0016-Add-support-for-128MB-Macronix-spi-flash-MX66L1G45G.patch @@ -0,0 +1,28 @@ +From 8992df8f3a0f5fc16ec41ad6dd7a5a13e6f94d32 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@linux.intel.com> +Date: Wed, 5 Dec 2018 16:13:15 -0800 +Subject: [PATCH] Add support for 128MB Macronix spi flash MX66L1G45G + +This will enable u-boot support for the Macronix MX66L1G45G part. + +Change-Id: I5edc69357a8b1607c5c44e53bed3eddf38fdc0be +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +--- + drivers/mtd/spi/sf_params.c | 1 + + 1 file changed, 1 insertion(+) + +diff --git a/drivers/mtd/spi/sf_params.c b/drivers/mtd/spi/sf_params.c +index c577d9ed6c..d2a96efe48 100644 +--- a/drivers/mtd/spi/sf_params.c ++++ b/drivers/mtd/spi/sf_params.c +@@ -50,6 +50,7 @@ const struct spi_flash_params spi_flash_params_table[] = { + {"MX25L12805", 0xc22018, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP}, + {"MX25L25635F", 0xc22019, 0x0, 64 * 1024, 512, RD_FULL, WR_QPP}, + {"MX25L51235F", 0xc2201a, 0x0, 64 * 1024, 1024, RD_FULL, WR_QPP}, ++ {"MX66L1G45G", 0xc2201b, 0x0, 64 * 1024, 2048, RD_FULL, SECT_4K|WR_QPP}, + {"MX25L12855E", 0xc22618, 0x0, 64 * 1024, 256, RD_FULL, WR_QPP}, + #endif + #ifdef CONFIG_SPI_FLASH_SPANSION /* SPANSION */ +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0017-Enable-Macronix-and-Micron-SPI-support.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0017-Enable-Macronix-and-Micron-SPI-support.patch new file mode 100644 index 000000000..b26803c95 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0017-Enable-Macronix-and-Micron-SPI-support.patch @@ -0,0 +1,54 @@ +From 8415002a2e77a41831b3064dae264f60996ac88a Mon Sep 17 00:00:00 2001 +From: Jae Hyun Yoo <jae.hyun.yoo@intel.com> +Date: Thu, 6 Dec 2018 15:07:09 -0800 +Subject: [PATCH] Enable Macronix and Micron SPI support + +This commit enables Macronix and Micron SPI support. + +Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com> +--- + configs/ast_g5_ncsi_2boot_defconfig | 2 ++ + configs/ast_g5_ncsi_defconfig | 2 ++ + configs/ast_g5_phy_defconfig | 2 ++ + 3 files changed, 6 insertions(+) + +diff --git a/configs/ast_g5_ncsi_2boot_defconfig b/configs/ast_g5_ncsi_2boot_defconfig +index d5b7894a9e00..abceed817615 100644 +--- a/configs/ast_g5_ncsi_2boot_defconfig ++++ b/configs/ast_g5_ncsi_2boot_defconfig +@@ -10,6 +10,8 @@ CONFIG_FIT_VERBOSE=y + CONFIG_HUSH_PARSER=y + CONFIG_OF_LIBFDT=y + CONFIG_SPI_FLASH=y ++CONFIG_SPI_FLASH_MACRONIX=y ++CONFIG_SPI_FLASH_STMICRO=y + CONFIG_SYS_NS16550=y + CONFIG_FIRMWARE_2ND_BOOT=y + CONFIG_AUTOBOOT=y +diff --git a/configs/ast_g5_ncsi_defconfig b/configs/ast_g5_ncsi_defconfig +index 9481e5fb6e9d..3f504a325649 100644 +--- a/configs/ast_g5_ncsi_defconfig ++++ b/configs/ast_g5_ncsi_defconfig +@@ -10,5 +10,7 @@ CONFIG_FIT_VERBOSE=y + CONFIG_HUSH_PARSER=y + CONFIG_OF_LIBFDT=y + CONFIG_SPI_FLASH=y ++CONFIG_SPI_FLASH_MACRONIX=y ++CONFIG_SPI_FLASH_STMICRO=y + CONFIG_SYS_NS16550=y + CONFIG_USE_IRQ=y +diff --git a/configs/ast_g5_phy_defconfig b/configs/ast_g5_phy_defconfig +index 4aefcf49e880..8f0919043376 100644 +--- a/configs/ast_g5_phy_defconfig ++++ b/configs/ast_g5_phy_defconfig +@@ -11,5 +11,7 @@ CONFIG_FIT_VERBOSE=y + CONFIG_HUSH_PARSER=y + CONFIG_OF_LIBFDT=y + CONFIG_SPI_FLASH=y ++CONFIG_SPI_FLASH_MACRONIX=y ++CONFIG_SPI_FLASH_STMICRO=y + CONFIG_SYS_NS16550=y + CONFIG_USE_IRQ=y +-- +2.7.4 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0018-Add-support-for-Macronix-and-Micron-1Gbits-SPI-flash.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0018-Add-support-for-Macronix-and-Micron-1Gbits-SPI-flash.patch new file mode 100644 index 000000000..b96211118 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0018-Add-support-for-Macronix-and-Micron-1Gbits-SPI-flash.patch @@ -0,0 +1,65 @@ +From 5f2a7c03c877454eb78a406934abf6b7d05e40a6 Mon Sep 17 00:00:00 2001 +From: Jae Hyun Yoo <jae.hyun.yoo@intel.com> +Date: Thu, 6 Dec 2018 18:49:04 -0800 +Subject: [PATCH] Add support for Macronix and Micron 1Gbits SPI flash + +Quick fix to support Macronix and Micron 1Gbits SPI. + +Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com> +--- + arch/arm/mach-aspeed/flash.c | 32 ++++++++++++++++++++++++++++++++ + 1 file changed, 32 insertions(+) + +diff --git a/arch/arm/mach-aspeed/flash.c b/arch/arm/mach-aspeed/flash.c +index f9f1345523d4..abc0420176a6 100644 +--- a/arch/arm/mach-aspeed/flash.c ++++ b/arch/arm/mach-aspeed/flash.c +@@ -79,6 +79,8 @@ flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* FLASH chips info */ + #define MX25L12805D 0x1820C2 + #define MX25L25635E 0x1920C2 + #define MX66L51235F 0x1A20C2 ++#define MX66L1G45G 0x1B20C2 ++#define MT25QL01GB 0x21BA20 + #define SST25VF016B 0x4125bf + #define SST25VF064C 0x4b25bf + #define SST25VF040B 0x8d25bf +@@ -977,6 +979,36 @@ static ulong flash_get_size (ulong base, flash_info_t *info) + #endif + break; + ++ case MT25QL01GB: ++ case MX66L1G45G: ++ erase_region_size = 0x10000; ++ info->readcmd = 0x0b; ++ info->dualport = 0; ++ info->dummybyte = 1; ++ info->buffersize = 256; ++ WriteClk = 50; ++ EraseClk = 20; ++ ReadClk = 50; ++#if 1 ++ info->sector_count = 2048; ++ info->size = 0x4000000; ++ info->address32 = 1; ++#if defined(CONFIG_FLASH_SPIx2_Dummy) ++ info->readcmd = 0xbb; ++ info->dummybyte = 1; ++ info->dualport = 1; ++ info->iomode = IOMODEx2_dummy; ++#elif defined(CONFIG_FLASH_SPIx4_Dummy) ++ info->readcmd = 0xeb; ++ info->dummybyte = 3; ++ info->dualport = 0; ++ info->iomode = IOMODEx4_dummy; ++ info->quadport = 1; ++ info->dummydata = 0xaa; ++#endif ++#endif ++ break; ++ + case MX25L12805D: + info->sector_count = 256; + info->size = 0x1000000; +-- +2.7.4 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0019-u-boot-full-platform-reset-espi-oob-ready.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0019-u-boot-full-platform-reset-espi-oob-ready.patch new file mode 100644 index 000000000..1d2b02954 --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0019-u-boot-full-platform-reset-espi-oob-ready.patch @@ -0,0 +1,48 @@ +From bb490aa226dcf261d3d6865be37130765ecbe9f4 Mon Sep 17 00:00:00 2001 +From: Vernon Mauery <vernon.mauery@intel.com> +Date: Mon, 17 Dec 2018 20:37:23 -0800 +Subject: [PATCH] u-boot: full platform reset + espi oob-ready + +If the platform is strapped for fast reset, have platform-g5.S do a full +reset and then immediately set oob-ready so the espi master controller +can initiate communication. + +Signed-off-by: Vernon Mauery <vernon.mauery@linux.intel.com> +--- + arch/arm/mach-aspeed/platform_g5.S | 13 ++++++++++++- + 1 file changed, 12 insertions(+), 1 deletion(-) + +diff --git a/arch/arm/mach-aspeed/platform_g5.S b/arch/arm/mach-aspeed/platform_g5.S +index 2ac1ca4721..66427b6f33 100644 +--- a/arch/arm/mach-aspeed/platform_g5.S ++++ b/arch/arm/mach-aspeed/platform_g5.S +@@ -139,7 +139,7 @@ + But if FW has other initial code executed before platform.S, then it should use WDT_SOC mode. + Use WDT_Full may clear the initial result of prior initial code. + ******************************************************************************/ +-//#define ASTMMC_INIT_RESET_MODE_FULL ++#define ASTMMC_INIT_RESET_MODE_FULL + + /****************************************************************************** + There is a compatibility issue for Hynix DDR4 SDRAM. +@@ -563,6 +563,17 @@ wait_first_reset: + *******************************************/ + + bypass_first_reset: ++ /* Timing from ESPI master requires OOB channel ready bit be set early */ ++ ldr r0, =0x1e6e2070 @ check strapping for eSPI mode ++ tst r0, #0x02000000 @ Test for bit 25 - eSPI Mode ++ beq espi_early_init_done @ if bit 25 clear, dont set OOB ready ++ ++ ldr r0, =0x1e6ee000 ++ ldr r1, [r0] @ ESPI000: ESPI Engine Control Reg ++ orr r1, r1, #0x00000010 @ Set OOB Channel Ready bit ++ str r1, [r0] ++espi_early_init_done: ++ + /* Enable Timer separate clear mode */ + ldr r0, =0x1e782038 + mov r1, #0xAE +-- +2.17.1 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0020-Add-system-reset-status-support.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0020-Add-system-reset-status-support.patch new file mode 100644 index 000000000..814a7dc2a --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0020-Add-system-reset-status-support.patch @@ -0,0 +1,206 @@ +From d0338f68edb7f818b45ee43765cf124c14ccae03 Mon Sep 17 00:00:00 2001 +From: Yong Li <yong.b.li@linux.intel.com> +Date: Tue, 22 Jan 2019 16:15:36 +0800 +Subject: [PATCH] Add system reset status support + +Will display the reset reasons and other CPU information in u-boot, +and save the reset reasons into kernel command line, +for applications to query. + +Signed-off-by: Yong Li <yong.b.li@linux.intel.com> +--- + arch/arm/include/asm/arch-aspeed/ast_scu.h | 1 + + arch/arm/include/asm/arch-aspeed/platform.h | 2 ++ + arch/arm/mach-aspeed/ast-scu.c | 55 +++++++++++++++++++++++++++++ + board/aspeed/ast-g5/ast-g5-intel.c | 30 ++++++++++++++++ + board/aspeed/ast-g5/ast-g5.c | 7 ++++ + 5 files changed, 95 insertions(+) + +diff --git a/arch/arm/include/asm/arch-aspeed/ast_scu.h b/arch/arm/include/asm/arch-aspeed/ast_scu.h +index c10e6a9..369c4e3 100644 +--- a/arch/arm/include/asm/arch-aspeed/ast_scu.h ++++ b/arch/arm/include/asm/arch-aspeed/ast_scu.h +@@ -37,6 +37,7 @@ extern void ast_scu_get_who_init_dram(void); + + extern u32 ast_get_clk_source(void); + extern u32 ast_get_h_pll_clk(void); ++extern u32 ast_get_m_pll_clk(void); + extern u32 ast_get_ahbclk(void); + + extern u32 ast_scu_get_vga_memsize(void); +diff --git a/arch/arm/include/asm/arch-aspeed/platform.h b/arch/arm/include/asm/arch-aspeed/platform.h +index 3b06e52..4e4140d 100644 +--- a/arch/arm/include/asm/arch-aspeed/platform.h ++++ b/arch/arm/include/asm/arch-aspeed/platform.h +@@ -29,6 +29,8 @@ + #include <asm/arch/ast_g5_platform.h> + #include <asm/arch/ast-g5-intel.h> + #define CONFIG_BOARD_EARLY_INIT_F 1 /* Call board_early_init_f */ ++#define CONFIG_BOARD_LATE_INIT 1 /* Call board_late_init */ ++#define CONFIG_DISPLAY_CPUINFO 1 + #else + #err "No define for platform.h" + #endif +diff --git a/arch/arm/mach-aspeed/ast-scu.c b/arch/arm/mach-aspeed/ast-scu.c +index 63e9c7c..f4268f3 100644 +--- a/arch/arm/mach-aspeed/ast-scu.c ++++ b/arch/arm/mach-aspeed/ast-scu.c +@@ -100,6 +100,7 @@ static struct soc_id soc_map_table[] = { + SOC_ID("AST2510-A1", 0x04010103), + SOC_ID("AST2520-A1", 0x04010203), + SOC_ID("AST2530-A1", 0x04010403), ++ SOC_ID("AST2500-A2", 0x04030303), + }; + + void ast_scu_init_eth(u8 num) +@@ -235,6 +236,29 @@ u32 ast_get_h_pll_clk(void) + return clk; + } + ++u32 ast_get_m_pll_clk(void) ++{ ++ u32 clk=0; ++ u32 m_pll_set = ast_scu_read(AST_SCU_M_PLL); ++ ++ if(m_pll_set & SCU_M_PLL_OFF) ++ return 0; ++ ++ // Programming ++ clk = ast_get_clk_source(); ++ if(m_pll_set & SCU_M_PLL_BYPASS) { ++ return clk; ++ } else { ++ //PD == SCU20[13:18] ++ //M == SCU20[5:12] ++ //N == SCU20[0:4] ++ //mpll = 24MHz * [(M+1) /(N+1)] / (P+1) ++ clk = ((clk * (SCU_M_PLL_GET_MNUM(m_pll_set) + 1)) / (SCU_M_PLL_GET_NNUM(m_pll_set) + 1))/(SCU_M_PLL_GET_PDNUM(m_pll_set) + 1); ++ } ++ debug("m_pll = %d\n",clk); ++ return clk; ++} ++ + u32 ast_get_ahbclk(void) + { + unsigned int axi_div, ahb_div, hpll; +@@ -304,6 +328,33 @@ u32 ast_get_h_pll_clk(void) + return clk; + } + ++u32 ast_get_m_pll_clk(void) ++{ ++ u32 clk=0; ++ u32 m_pll_set = ast_scu_read(AST_SCU_M_PLL); ++ ++ if(m_pll_set & SCU_M_PLL_OFF) ++ return 0; ++ ++ // Programming ++ clk = ast_get_clk_source(); ++ if(m_pll_set & SCU_M_PLL_BYPASS) { ++ return clk; ++ } else { ++ //OD == SCU24[4] ++ //OD = SCU_M_PLL_GET_DIV(h_pll_set); ++ //Numerator == SCU24[10:5] ++ //num = SCU_M_PLL_GET_NUM(h_pll_set); ++ //Denumerator == SCU24[3:0] ++ //denum = SCU_M_PLL_GET_DENUM(h_pll_set); ++ ++ //hpll = 24MHz * (2-OD) * ((Numerator+2)/(Denumerator+1)) ++ clk = (clk * (2-SCU_M_PLL_GET_DIV(m_pll_set)) * ((SCU_M_PLL_GET_NUM(m_pll_set)+2)/(SCU_M_PLL_GET_DENUM(m_pll_set)+1))); ++ } ++ debug("m_pll = %d\n",clk); ++ return clk; ++} ++ + u32 ast_get_ahbclk(void) + { + unsigned int div, hpll; +@@ -452,6 +503,9 @@ void ast_scu_sys_rest_info(void) + { + u32 rest = ast_scu_read(AST_SCU_SYS_CTRL); + ++#ifdef AST_SOC_G5 ++ printf("RST : 0x%02x\n", rest); ++#else + if (rest & SCU_SYS_EXT_RESET_FLAG) { + printf("RST : External\n"); + ast_scu_write(SCU_SYS_EXT_RESET_FLAG, AST_SCU_SYS_CTRL); +@@ -464,6 +518,7 @@ void ast_scu_sys_rest_info(void) + } else { + printf("RST : CLK en\n"); + } ++#endif + } + + u32 ast_scu_get_vga_memsize(void) +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index bcaf81e..1e8708a 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -303,6 +303,36 @@ static inline void ast_scu_write(uint32_t val, uint32_t reg) + #endif + } + ++void ast_g5_intel_late_init(void) ++{ ++ char *cmdline = NULL; ++ char *cmdline_new = NULL; ++ char buf[32]; ++ u32 rest = 0; ++ ++ /* save and clear reset status */ ++ rest = ast_scu_read(AST_SCU_SYS_CTRL); ++ snprintf(buf, sizeof(buf), " resetreason=0x%x", rest); ++ ast_scu_write(0, AST_SCU_SYS_CTRL); ++ ++ cmdline = getenv("bootargs"); ++ if (!cmdline) { ++ printf("Get bootargs fail!\n"); ++ return; ++ } ++ ++ cmdline_new = malloc(strlen(cmdline) + strlen(buf) + 1); ++ if (!cmdline_new) { ++ printf("Cannot malloc memory!\n"); ++ return; ++ } ++ ++ /* append the reset status into kernel command line */ ++ snprintf(cmdline_new, strlen(cmdline) + strlen(buf) + 1, "%s%s", cmdline, buf); ++ setenv("bootargs", cmdline_new); ++ free(cmdline_new); ++} ++ + static void pwm_init(void) + { + uint32_t val; +diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c +index d41ef9c..0953677 100644 +--- a/board/aspeed/ast-g5/ast-g5.c ++++ b/board/aspeed/ast-g5/ast-g5.c +@@ -19,6 +19,7 @@ + DECLARE_GLOBAL_DATA_PTR; + + extern void ast_g5_intel(void); ++extern void ast_g5_intel_late_init(void); + + int board_early_init_f(void) + { +@@ -40,6 +41,12 @@ int board_init(void) + return 0; + } + ++int board_late_init(void) ++{ ++ ast_g5_intel_late_init(); ++ return 0; ++} ++ + int dram_init(void) + { + u32 vga = ast_scu_get_vga_memsize(); +-- +2.7.4 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch new file mode 100644 index 000000000..bdf3d2ddd --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0020-Enable-PCIe-L1-support.patch @@ -0,0 +1,38 @@ +From 22c61ba094d8ebdbdcb44f848eef1f5d87a4be87 Mon Sep 17 00:00:00 2001 +From: Jae Hyun Yoo <jae.hyun.yoo@intel.com> +Date: Tue, 8 Jan 2019 13:33:15 -0800 +Subject: [PATCH] Enable PCIe L1 support + +This commit enables PCIe L1 support using magic registers. + +Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@intel.com> +--- + arch/arm/mach-aspeed/platform_g5.S | 12 ++++++++++++ + 1 file changed, 12 insertions(+) + +diff --git a/arch/arm/mach-aspeed/platform_g5.S b/arch/arm/mach-aspeed/platform_g5.S +index 66427b6f33e7..b4043534b083 100644 +--- a/arch/arm/mach-aspeed/platform_g5.S ++++ b/arch/arm/mach-aspeed/platform_g5.S +@@ -2432,6 +2432,18 @@ spi_cbr_end: + bic r1, r1, #0x00400000 + str r1, [r0] + ++ ldr r0, =0x1e6ed07c @ Enable PCIe L1 support ++ ldr r1, =0xa8 ++ str r1, [r0] ++ ++ ldr r0, =0x1e6ed068 ++ ldr r1, =0xc81f0a ++ str r1, [r0] ++ ++ ldr r0, =0x1e6ed07c ++ mov r1, #0 ++ str r1, [r0] ++ + /****************************************************************************** + Configure MAC timing + ******************************************************************************/ +-- +2.7.4 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0021-Config-host-uart-clock-source-using-environment-vari.patch b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0021-Config-host-uart-clock-source-using-environment-vari.patch new file mode 100755 index 000000000..310d9359b --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/files/0021-Config-host-uart-clock-source-using-environment-vari.patch @@ -0,0 +1,108 @@ +From c82ba33ea40e0007945cbc93da58f296fdeedeaf Mon Sep 17 00:00:00 2001 +From: Yong Li <yong.b.li@linux.intel.com> +Date: Mon, 11 Feb 2019 15:19:56 +0800 +Subject: [PATCH] Config host uart clock source using environment variable + +In order to support high speed uart for host uarts, +the uart clock needs to be switched between 24M and 192M. +Config SCU4C based on environment variable hostserialcfg, +this variable is set by IPMI OEM commands. + +Tested: +Change the hostserialcfg variable to 0/1/2/3, +using the below commands: + +ipmitool raw 0x32 0x90 1 0; reboot +cat /sys/class/tty/ttyS*/uartclk, all should be 24MHz + +ipmitool raw 0x32 0x90 1 1; reboot +cat /sys/class/tty/ttyS*/uartclk, ttyS0/2/3 should be 192MHz + +ipmitool raw 0x32 0x90 1 2; reboot +cat /sys/class/tty/ttyS*/uartclk, ttyS1 should be 192MHz + +ipmitool raw 0x32 0x90 1 3; reboot +cat /sys/class/tty/ttyS*/uartclk, ttyS0/12/3 should be 192MHz + +Signed-off-by: Yong Li <yong.b.li@linux.intel.com> +--- + arch/arm/include/asm/arch-aspeed/regs-scu.h | 5 ++++ + board/aspeed/ast-g5/ast-g5-intel.c | 39 +++++++++++++++++++++++++++++ + 2 files changed, 44 insertions(+) + +diff --git a/arch/arm/include/asm/arch-aspeed/regs-scu.h b/arch/arm/include/asm/arch-aspeed/regs-scu.h +index 10b983a..8a596ce 100644 +--- a/arch/arm/include/asm/arch-aspeed/regs-scu.h ++++ b/arch/arm/include/asm/arch-aspeed/regs-scu.h +@@ -529,6 +529,11 @@ + /* AST_SCU_MAC_CLK 0x48 - MAC interface clock delay setting register */ + + /* AST_SCU_MISC2_CTRL 0x4C - Misc. 2 Control register */ ++#define SCU_UART5_HS_CLOCK (1 << 28) ++#define SCU_UART4_HS_CLOCK (1 << 27) ++#define SCU_UART3_HS_CLOCK (1 << 26) ++#define SCU_UART2_HS_CLOCK (1 << 25) ++#define SCU_UART1_HS_CLOCK (1 << 24) + #ifdef AST_SOC_G5 + #define SCU_PCIE_MAPPING_HIGH (1 << 15) + #define SCU_MALI_DTY_MODE (1 << 8) +diff --git a/board/aspeed/ast-g5/ast-g5-intel.c b/board/aspeed/ast-g5/ast-g5-intel.c +index 1e8708a..f810a40 100644 +--- a/board/aspeed/ast-g5/ast-g5-intel.c ++++ b/board/aspeed/ast-g5/ast-g5-intel.c +@@ -103,6 +103,9 @@ static const GPIOValue gpio_table[] = { + #define SGPIO_ENABLE 1 + #define GPIO254 0x254 + ++#define HOST_SERIAL_A_HIGH_SPEED (1 << 0) ++#define HOST_SERIAL_B_HIGH_SPEED (1 << 1) ++ + static void sgpio_init(void) + { + uint32_t value; +@@ -310,6 +313,42 @@ void ast_g5_intel_late_init(void) + char buf[32]; + u32 rest = 0; + ++ /* By default host serail A and B use normal speed */ ++ uint32_t host_serial_cfg = 0; ++ char *host_serial_cfg_txt = NULL; ++ ++ /* Config the uart clock source based on environment configuration */ ++ host_serial_cfg_txt = getenv("hostserialcfg"); ++ ++ if (host_serial_cfg_txt != NULL) ++ host_serial_cfg = simple_strtoul(host_serial_cfg_txt, NULL, 16); ++ ++ if (host_serial_cfg > (HOST_SERIAL_A_HIGH_SPEED | HOST_SERIAL_B_HIGH_SPEED)) { ++ printf("Invalided hostserialcfg %x, use default!\n", host_serial_cfg); ++ host_serial_cfg = 0; ++ } ++ ++ /* SOL implementation requires uart1/uart3/uart4 have the same clock ++ * source for data forwarding, config uart3 and uart4 ++ */ ++ if (host_serial_cfg & HOST_SERIAL_A_HIGH_SPEED) { ++ ast_scu_write(ast_scu_read(AST_SCU_MISC2_CTRL) | ++ SCU_UART1_HS_CLOCK | SCU_UART3_HS_CLOCK | ++ SCU_UART4_HS_CLOCK, AST_SCU_MISC2_CTRL); ++ } else { ++ ast_scu_write(ast_scu_read(AST_SCU_MISC2_CTRL) & ++ ~SCU_UART1_HS_CLOCK & ~SCU_UART3_HS_CLOCK & ++ ~SCU_UART4_HS_CLOCK, AST_SCU_MISC2_CTRL); ++ } ++ ++ if (host_serial_cfg & HOST_SERIAL_B_HIGH_SPEED) { ++ ast_scu_write(ast_scu_read(AST_SCU_MISC2_CTRL) | ++ SCU_UART2_HS_CLOCK, AST_SCU_MISC2_CTRL); ++ } else { ++ ast_scu_write(ast_scu_read(AST_SCU_MISC2_CTRL) & ++ ~SCU_UART2_HS_CLOCK, AST_SCU_MISC2_CTRL); ++ } ++ + /* save and clear reset status */ + rest = ast_scu_read(AST_SCU_SYS_CTRL); + snprintf(buf, sizeof(buf), " resetreason=0x%x", rest); +-- +2.7.4 + diff --git a/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/u-boot-aspeed_%.bbappend b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/u-boot-aspeed_%.bbappend new file mode 100644 index 000000000..9494c823e --- /dev/null +++ b/meta-openbmc-mods/meta-common/recipes-bsp/u-boot/u-boot-aspeed_%.bbappend @@ -0,0 +1,28 @@ +FILESEXTRAPATHS_append_wolfpass:= "${THISDIR}/files:" + +# the meta-phosphor layer adds this patch, which conflicts +# with the intel layout for environment +SRC_URI_remove_wolfpass = " file://0001-configs-ast-Add-redundnant-env.patch" + +SRC_URI_append_wolfpass = " file://0001-flash-use-readX-writeX-not-udelay.patch \ + file://0002-intel-layout-environment-addr.patch \ + file://0004-Make-sure-debug-uart-is-using-24MHz-clock-source.patch \ + file://0005-enable-passthrough-in-uboot.patch \ + file://0006-Add-Aspeed-g5-interrupt-support.patch \ + file://0007-Add-espi-support.patch \ + file://0008-add-sgio-support-for-port80-snoop-post-LEDs.patch \ + file://0009-Add-basic-GPIO-support.patch \ + file://0010-Update-Force-Firmware-Update-Jumper-to-use-new-gpio.patch \ + file://0011-Add-basic-timer-support-for-Aspeed-g5-in-U-Boot.patch \ + file://0012-Add-status-and-ID-LED-support.patch \ + file://0013-aspeed-Add-Pwm-Driver.patch \ + file://0014-Keep-interrupts-enabled-until-last-second.patch \ + file://0015-Rewrite-memmove-to-optimize-on-word-transfers.patch \ + file://0016-Add-support-for-128MB-Macronix-spi-flash-MX66L1G45G.patch \ + file://0017-Enable-Macronix-and-Micron-SPI-support.patch \ + file://0018-Add-support-for-Macronix-and-Micron-1Gbits-SPI-flash.patch \ + file://0019-u-boot-full-platform-reset-espi-oob-ready.patch \ + file://0020-Enable-PCIe-L1-support.patch \ + file://0020-Add-system-reset-status-support.patch \ + file://0021-Config-host-uart-clock-source-using-environment-vari.patch \ + " |