diff options
4 files changed, 0 insertions, 319 deletions
diff --git a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0001-aspeed-scu-Switch-PWM-pin-to-GPIO-input-mode.patch b/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0001-aspeed-scu-Switch-PWM-pin-to-GPIO-input-mode.patch deleted file mode 100644 index b714be4c6..000000000 --- a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0001-aspeed-scu-Switch-PWM-pin-to-GPIO-input-mode.patch +++ /dev/null @@ -1,87 +0,0 @@ -From 03dcf584823b8b7db7d437257dbb45bd4b7f95b4 Mon Sep 17 00:00:00 2001 -From: Chanh Nguyen <chnguyen@amperecomputing.com> -Date: Mon, 21 Dec 2020 07:01:14 +0000 -Subject: [PATCH] aspeed/scu : Switch PWM pin to GPIO input mode - -In hardware design, the PWM pins will be at a high level if they are -configured in GPIO Input mode. This commit configures all PWM function -pins to input GPIO mode. This will allow fans to run at full speed when BMC resets or in U-boot. - -Signed-off-by: Chanh Nguyen <chnguyen@amperecomputing.com> ---- - arch/arm/include/asm/arch-aspeed/ast_scu.h | 1 + - arch/arm/mach-aspeed/ast-scu.c | 12 ++++++++++++ - board/aspeed/ast-g5/ast-g5.c | 10 ++++++++++ - include/configs/ast-g5-phy.h | 3 +++ - 4 files changed, 26 insertions(+) - -diff --git a/arch/arm/include/asm/arch-aspeed/ast_scu.h b/arch/arm/include/asm/arch-aspeed/ast_scu.h -index dcbc6730d4..d2c010a0dc 100644 ---- a/arch/arm/include/asm/arch-aspeed/ast_scu.h -+++ b/arch/arm/include/asm/arch-aspeed/ast_scu.h -@@ -45,5 +45,6 @@ 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_switch_pwm_to_gpio_mode(void); - - #endif -diff --git a/arch/arm/mach-aspeed/ast-scu.c b/arch/arm/mach-aspeed/ast-scu.c -index 12de9b8036..ef90ef3805 100644 ---- a/arch/arm/mach-aspeed/ast-scu.c -+++ b/arch/arm/mach-aspeed/ast-scu.c -@@ -443,6 +443,18 @@ void ast_scu_multi_func_eth(u8 num) - } - } - -+void ast_scu_switch_pwm_to_gpio_mode(void) -+{ -+ ast_scu_write(ast_scu_read(AST_SCU_FUN_PIN_CTRL3) & -+ ~SCU_FUN_PIN_VPIG2 & -+ ~SCU_FUN_PIN_VPIG3 & -+ ~SCU_FUN_PIN_VPIG4 & -+ ~SCU_FUN_PIN_VPIG5 & -+ ~SCU_FUN_PIN_VPIG6 & -+ ~SCU_FUN_PIN_VPIG7, -+ AST_SCU_FUN_PIN_CTRL3); -+} -+ - void ast_scu_multi_func_romcs(u8 num) - { - ast_scu_write(ast_scu_read(AST_SCU_FUN_PIN_CTRL3) | -diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c -index e67a4bf8b2..fba22a728e 100644 ---- a/board/aspeed/ast-g5/ast-g5.c -+++ b/board/aspeed/ast-g5/ast-g5.c -@@ -24,6 +24,16 @@ int board_init(void) - return 0; - } - -+#ifdef CONFIG_BOARD_LATE_INIT -+int board_late_init(void) -+{ -+ /* Switch PWM to GPIO mode to make FAN run in max speed */ -+ ast_scu_switch_pwm_to_gpio_mode(); -+ -+ return 0; -+} -+#endif -+ - int dram_init(void) - { - u32 vga = ast_scu_get_vga_memsize(); -diff --git a/include/configs/ast-g5-phy.h b/include/configs/ast-g5-phy.h -index 62ddb841e5..5443a26cab 100644 ---- a/include/configs/ast-g5-phy.h -+++ b/include/configs/ast-g5-phy.h -@@ -30,4 +30,7 @@ - /* platform.S */ - #define CONFIG_DRAM_ECC_SIZE 0x10000000 - -+/* Call board_late_init */ -+#define CONFIG_BOARD_LATE_INIT 1 -+ - #endif /* __AST_G5_PHY_CONFIG_H */ --- -2.25.1 - diff --git a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0002-aspeed-Disable-internal-PD-resistors-for-GPIOs.patch b/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0002-aspeed-Disable-internal-PD-resistors-for-GPIOs.patch deleted file mode 100644 index 249d4398f..000000000 --- a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0002-aspeed-Disable-internal-PD-resistors-for-GPIOs.patch +++ /dev/null @@ -1,45 +0,0 @@ -From c6e0470d82417b79b23f218c6db1099eb6e160af Mon Sep 17 00:00:00 2001 -From: "Thang Q. Nguyen" <thang@os.amperecomputing.com> -Date: Wed, 23 Dec 2020 04:42:21 +0000 -Subject: [PATCH] aspeed: Disable internal PD resistors for GPIOs - -Configure SCU8C - Multi-function pin control 4 to disable internal pull -down resistors for GPIOJ, GPIOG/GPIOAB, GPIOD/GPIOY, GPIOC/GPIOS as -external resistors are already installed. - -Signed-off-by: Thang Q. Nguyen <thang@os.amperecomputing.com> ---- - board/aspeed/ast-g5/ast-g5.c | 14 ++++++++++++++ - 1 file changed, 14 insertions(+) - -diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c -index fba22a728e..9bf6c905fe 100644 ---- a/board/aspeed/ast-g5/ast-g5.c -+++ b/board/aspeed/ast-g5/ast-g5.c -@@ -27,9 +27,23 @@ int board_init(void) - #ifdef CONFIG_BOARD_LATE_INIT - int board_late_init(void) - { -+ u32 val; -+ - /* Switch PWM to GPIO mode to make FAN run in max speed */ - ast_scu_switch_pwm_to_gpio_mode(); - -+ /* -+ * Disable internal pull down resistor for GPIOJ, -+ * GPIOG/GPIOAB, GPIOD/GPIOY, GPIOC/GPIOS as external pull up/down -+ * resistors are installed already. Unlock SCU regs before writing. -+ */ -+ writel(SCU_PROTECT_UNLOCK, AST_SCU_BASE); -+ val = readl(AST_SCU_BASE + AST_SCU_FUN_PIN_CTRL4) | 0x024C0000; -+ writel(val, AST_SCU_BASE + AST_SCU_FUN_PIN_CTRL4); -+#ifdef CONFIG_AST_SCU_LOCK -+ writel(0xaa, AST_SCU_BASE); -+#endif -+ - return 0; - } - #endif --- -2.25.1 - diff --git a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0003-aspeed-support-passing-system-reset-status-to-kernel.patch b/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0003-aspeed-support-passing-system-reset-status-to-kernel.patch deleted file mode 100644 index 0381b5d84..000000000 --- a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed/0003-aspeed-support-passing-system-reset-status-to-kernel.patch +++ /dev/null @@ -1,180 +0,0 @@ -From af4353ab19aaf29dc68ff89a0d581102ca5be43c Mon Sep 17 00:00:00 2001 -From: "Thang Q. Nguyen" <thang@os.amperecomputing.com> -Date: Wed, 6 Jan 2021 06:33:36 +0000 -Subject: [PATCH] aspeed: support passing system reset status to kernel via - bootargs - -This is a backport of the patch file from -openbmc/meta-yadro/meta-nicole/recipes-bsp/u-boot/ -to add the Aspeed reset reason to bootargs so kernel applications -can query it. - -Test case: /proc/cmdline must contain: - - resetreason=power after cold bmc boot - - resetreason=watchdog after warm bmc reboot - -Signed-off-by: Chanh Nguyen <chanh@os.amperecomputing.com> -Signed-off-by: Thang Q. Nguyen <thang@os.amperecomputing.com> ---- - arch/arm/include/asm/arch-aspeed/ast_scu.h | 2 +- - arch/arm/mach-aspeed/ast-scu.c | 6 +- - board/aspeed/ast-g5/ast-g5.c | 81 ++++++++++++++++++++++ - 3 files changed, 87 insertions(+), 2 deletions(-) - -diff --git a/arch/arm/include/asm/arch-aspeed/ast_scu.h b/arch/arm/include/asm/arch-aspeed/ast_scu.h -index d2c010a0dc..f5c9126ec0 100644 ---- a/arch/arm/include/asm/arch-aspeed/ast_scu.h -+++ b/arch/arm/include/asm/arch-aspeed/ast_scu.h -@@ -29,7 +29,7 @@ - #define __AST_SCU_H - - extern void ast_scu_show_system_info (void); --extern void ast_scu_sys_rest_info(void); -+extern u32 ast_scu_sys_rest_info(void); - extern void ast_scu_security_info(void); - extern u32 ast_scu_revision_id(void); - extern u32 ast_scu_get_vga_memsize(void); -diff --git a/arch/arm/mach-aspeed/ast-scu.c b/arch/arm/mach-aspeed/ast-scu.c -index ef90ef3805..c7ab66415f 100644 ---- a/arch/arm/mach-aspeed/ast-scu.c -+++ b/arch/arm/mach-aspeed/ast-scu.c -@@ -494,22 +494,26 @@ void ast_scu_security_info(void) - } - } - --void ast_scu_sys_rest_info(void) -+u32 ast_scu_sys_rest_info(void) - { - u32 rest = ast_scu_read(AST_SCU_SYS_CTRL); - - if (rest & SCU_SYS_EXT_RESET_FLAG) { - printf("RST : External\n"); - ast_scu_write(SCU_SYS_EXT_RESET_FLAG, AST_SCU_SYS_CTRL); -+ rest = SCU_SYS_EXT_RESET_FLAG; - } else if (rest & SCU_SYS_WDT_RESET_FLAG) { - printf("RST : Watchdog\n"); - ast_scu_write(SCU_SYS_WDT_RESET_FLAG, AST_SCU_SYS_CTRL); -+ rest = SCU_SYS_WDT_RESET_FLAG; - } else if (rest & SCU_SYS_PWR_RESET_FLAG) { - printf("RST : Power On\n"); - ast_scu_write(SCU_SYS_PWR_RESET_FLAG, AST_SCU_SYS_CTRL); -+ rest = SCU_SYS_PWR_RESET_FLAG; - } else { - printf("RST : CLK en\n"); - } -+ return rest; - } - - u32 ast_scu_get_vga_memsize(void) -diff --git a/board/aspeed/ast-g5/ast-g5.c b/board/aspeed/ast-g5/ast-g5.c -index 9bf6c905fe..9e27bce0f5 100644 ---- a/board/aspeed/ast-g5/ast-g5.c -+++ b/board/aspeed/ast-g5/ast-g5.c -@@ -8,6 +8,8 @@ - */ - - #include <common.h> -+#include <stdlib.h> -+#include <asm/arch/regs-scu.h> - #include <netdev.h> - - #include <asm/arch/ast_scu.h> -@@ -25,9 +27,76 @@ int board_init(void) - } - - #ifdef CONFIG_BOARD_LATE_INIT -+static void update_bootargs_cmd(const char *key, const char *value) -+{ -+ int buf_len; -+ char *buf; -+ char *cmdline; -+ char *end = NULL; -+ -+ if (!key || (key[0] == '\0')) { -+ printf("%s: Empty key not allowed\n", __func__); -+ return; -+ } -+ -+ cmdline = getenv("bootargs"); -+ -+ /* Allocate space for maximum possible new command line */ -+ buf_len = (cmdline ? strlen(cmdline) : 0) -+ + 1 /* spacebar as delimiter */ -+ + strlen(key) -+ + (value ? 1 /* equal sign */ + strlen(value) : 0) -+ + 1 /* terminating null */; -+ -+ buf = calloc(buf_len, sizeof(char)); -+ if (!buf) { -+ printf("%s: out of memory\n", __func__); -+ return; -+ } -+ -+ if (cmdline) -+ { -+ char *start = strstr(cmdline, key); -+ -+ /* Check for full word match. Match should be start of cmdline -+ * or there should be space before match -+ **/ -+ if (start && ((start == cmdline) || (*(start - 1) == ' '))) { -+ strncat(buf, cmdline, (start - cmdline)); -+ -+ /* Find the end of the keyword[=value] pair, -+ * including a single training space character, if any. -+ * Skip the found substring, mark the tail of cmdline. -+ **/ -+ end = strchr(start, ' '); -+ if (end) { -+ end++; -+ } -+ } else { -+ strcat(buf, cmdline); -+ strcat(buf, " "); -+ } -+ } -+ -+ strcat(buf, key); -+ if (value) { -+ strcat(buf, "="); -+ strcat(buf, value); -+ } -+ -+ if (end) { -+ strcat(buf, " "); -+ strcat(buf, end); -+ } -+ -+ setenv("bootargs", buf); -+ free(buf); -+} -+ - int board_late_init(void) - { - u32 val; -+ u32 reset_reason = ast_scu_sys_rest_info(); - - /* Switch PWM to GPIO mode to make FAN run in max speed */ - ast_scu_switch_pwm_to_gpio_mode(); -@@ -44,6 +113,18 @@ int board_late_init(void) - writel(0xaa, AST_SCU_BASE); - #endif - -+ if (reset_reason & SCU_SYS_EXT_RESET_FLAG) { -+ update_bootargs_cmd("resetreason", "external"); -+ } else if (reset_reason & SCU_SYS_WDT_RESET_FLAG) { -+ update_bootargs_cmd("resetreason", "watchdog"); -+ } else if (reset_reason & SCU_SYS_PWR_RESET_FLAG) { -+ update_bootargs_cmd("resetreason", "power"); -+ } else { -+ char value[32]; -+ snprintf(value, sizeof(value) - 1, "0x%x", reset_reason); -+ update_bootargs_cmd("resetreason", value); -+ } -+ - return 0; - } - #endif --- -2.25.1 - diff --git a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed_%.bbappend b/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed_%.bbappend deleted file mode 100644 index 6d0a5f816..000000000 --- a/meta-ampere/meta-jade/recipes-bsp/u-boot/u-boot-aspeed_%.bbappend +++ /dev/null @@ -1,7 +0,0 @@ -FILESEXTRAPATHS:append:mtjade := "${THISDIR}/${PN}:" - -SRC_URI += " \ - file://0001-aspeed-scu-Switch-PWM-pin-to-GPIO-input-mode.patch \ - file://0002-aspeed-Disable-internal-PD-resistors-for-GPIOs.patch \ - file://0003-aspeed-support-passing-system-reset-status-to-kernel.patch \ - " |