diff options
author | Tom Rini <trini@konsulko.com> | 2017-06-21 14:57:37 +0300 |
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committer | Tom Rini <trini@konsulko.com> | 2017-06-21 14:57:37 +0300 |
commit | 784667d7f9452780966dd0b400ef516f14f14c26 (patch) | |
tree | c4aa03175bd50b85ee37c43b7e23f44affb9165d /arch | |
parent | 2aaf7c49002d2595887d6d90001b7adee7a90a36 (diff) | |
parent | e625881ad77c7cc0ffc39376ae32179c933b3710 (diff) | |
download | u-boot-784667d7f9452780966dd0b400ef516f14f14c26.tar.xz |
Merge tag 'xilinx-for-v2017.07' of git://www.denx.de/git/u-boot-microblaze
Xilinx changes for v2017.07
ZynqMP:
- config cleanup
- SD LS mode support
- psu_init* cleanup
- unmap OCM
- Support for SMC
Zynq:
- add ddrc to Kconfig
- add topic-miamilite board support
Diffstat (limited to 'arch')
-rw-r--r-- | arch/arm/cpu/armv8/zynqmp/cpu.c | 114 | ||||
-rw-r--r-- | arch/arm/cpu/armv8/zynqmp/spl.c | 13 | ||||
-rw-r--r-- | arch/arm/dts/Makefile | 1 | ||||
-rw-r--r-- | arch/arm/dts/zynq-topic-miamilite.dts | 17 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-zynqmp/sys_proto.h | 8 | ||||
-rw-r--r-- | arch/arm/mach-zynq/Kconfig | 8 | ||||
-rw-r--r-- | arch/arm/mach-zynq/ddrc.c | 4 | ||||
-rw-r--r-- | arch/microblaze/dts/Makefile | 2 |
8 files changed, 157 insertions, 10 deletions
diff --git a/arch/arm/cpu/armv8/zynqmp/cpu.c b/arch/arm/cpu/armv8/zynqmp/cpu.c index b0f12955a1..94ecf90660 100644 --- a/arch/arm/cpu/armv8/zynqmp/cpu.c +++ b/arch/arm/cpu/armv8/zynqmp/cpu.c @@ -38,12 +38,6 @@ static struct mm_region zynqmp_mem_map[] = { PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN }, { - .virt = 0xffe00000UL, - .phys = 0xffe00000UL, - .size = 0x00200000UL, - .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | - PTE_BLOCK_INNER_SHARE - }, { .virt = 0x400000000UL, .phys = 0x400000000UL, .size = 0x200000000UL, @@ -104,3 +98,111 @@ unsigned int zynqmp_get_silicon_version(void) return ZYNQMP_CSU_VERSION_SILICON; } + +#define ZYNQMP_MMIO_READ 0xC2000014 +#define ZYNQMP_MMIO_WRITE 0xC2000013 + +#ifndef CONFIG_SPL_BUILD +int invoke_smc(u32 pm_api_id, u32 arg0, u32 arg1, u32 arg2, u32 arg3, + u32 *ret_payload) +{ + /* + * Added SIP service call Function Identifier + * Make sure to stay in x0 register + */ + struct pt_regs regs; + + regs.regs[0] = pm_api_id; + regs.regs[1] = ((u64)arg1 << 32) | arg0; + regs.regs[2] = ((u64)arg3 << 32) | arg2; + + smc_call(®s); + + if (ret_payload != NULL) { + ret_payload[0] = (u32)regs.regs[0]; + ret_payload[1] = upper_32_bits(regs.regs[0]); + ret_payload[2] = (u32)regs.regs[1]; + ret_payload[3] = upper_32_bits(regs.regs[1]); + ret_payload[4] = (u32)regs.regs[2]; + } + + return regs.regs[0]; +} + +#define ZYNQMP_SIP_SVC_GET_API_VERSION 0xC2000001 + +#define ZYNQMP_PM_VERSION_MAJOR 0 +#define ZYNQMP_PM_VERSION_MINOR 3 +#define ZYNQMP_PM_VERSION_MAJOR_SHIFT 16 +#define ZYNQMP_PM_VERSION_MINOR_MASK 0xFFFF + +#define ZYNQMP_PM_VERSION \ + ((ZYNQMP_PM_VERSION_MAJOR << ZYNQMP_PM_VERSION_MAJOR_SHIFT) | \ + ZYNQMP_PM_VERSION_MINOR) + +#if defined(CONFIG_CLK_ZYNQMP) +void zynqmp_pmufw_version(void) +{ + int ret; + u32 ret_payload[PAYLOAD_ARG_CNT]; + u32 pm_api_version; + + ret = invoke_smc(ZYNQMP_SIP_SVC_GET_API_VERSION, 0, 0, 0, 0, + ret_payload); + pm_api_version = ret_payload[1]; + + if (ret) + panic("PMUFW is not found - Please load it!\n"); + + printf("PMUFW:\tv%d.%d\n", + pm_api_version >> ZYNQMP_PM_VERSION_MAJOR_SHIFT, + pm_api_version & ZYNQMP_PM_VERSION_MINOR_MASK); + + if (pm_api_version != ZYNQMP_PM_VERSION) + panic("PMUFW version error. Expected: v%d.%d\n", + ZYNQMP_PM_VERSION_MAJOR, ZYNQMP_PM_VERSION_MINOR); +} +#endif + +int zynqmp_mmio_write(const u32 address, + const u32 mask, + const u32 value) +{ + return invoke_smc(ZYNQMP_MMIO_WRITE, address, mask, value, 0, NULL); +} + +int zynqmp_mmio_read(const u32 address, u32 *value) +{ + u32 ret_payload[PAYLOAD_ARG_CNT]; + u32 ret; + + if (!value) + return -EINVAL; + + ret = invoke_smc(ZYNQMP_MMIO_READ, address, 0, 0, 0, ret_payload); + *value = ret_payload[1]; + + return ret; +} +#else +int zynqmp_mmio_write(const u32 address, + const u32 mask, + const u32 value) +{ + u32 data; + u32 value_local = value; + + zynqmp_mmio_read(address, &data); + data &= ~mask; + value_local &= mask; + value_local |= data; + writel(value_local, (ulong)address); + return 0; +} + +int zynqmp_mmio_read(const u32 address, u32 *value) +{ + *value = readl((ulong)address); + return 0; +} +#endif diff --git a/arch/arm/cpu/armv8/zynqmp/spl.c b/arch/arm/cpu/armv8/zynqmp/spl.c index 0a5f4306e8..26bf80ec52 100644 --- a/arch/arm/cpu/armv8/zynqmp/spl.c +++ b/arch/arm/cpu/armv8/zynqmp/spl.c @@ -83,9 +83,15 @@ u32 spl_boot_device(void) case JTAG_MODE: return BOOT_DEVICE_RAM; #ifdef CONFIG_SPL_MMC_SUPPORT - case EMMC_MODE: - case SD_MODE: case SD_MODE1: + case SD1_LSHFT_MODE: /* not working on silicon v1 */ +/* if both controllers enabled, then these two are the second controller */ +#if defined(CONFIG_ZYNQ_SDHCI0) && defined(CONFIG_ZYNQ_SDHCI1) + return BOOT_DEVICE_MMC2; +/* else, fall through, the one SDHCI controller that is enabled is number 1 */ +#endif + case SD_MODE: + case EMMC_MODE: return BOOT_DEVICE_MMC1; #endif #ifdef CONFIG_SPL_DFU_SUPPORT @@ -106,10 +112,11 @@ u32 spl_boot_device(void) u32 spl_boot_mode(const u32 boot_device) { - switch (spl_boot_device()) { + switch (boot_device) { case BOOT_DEVICE_RAM: return 0; case BOOT_DEVICE_MMC1: + case BOOT_DEVICE_MMC2: return MMCSD_MODE_FS; default: puts("spl: error: unsupported device\n"); diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index 7b405e5c93..a01c9b60b3 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -127,6 +127,7 @@ dtb-$(CONFIG_ARCH_ZYNQ) += zynq-zc702.dtb \ zynq-microzed.dtb \ zynq-picozed.dtb \ zynq-topic-miami.dtb \ + zynq-topic-miamilite.dtb \ zynq-topic-miamiplus.dtb \ zynq-zc770-xm010.dtb \ zynq-zc770-xm011.dtb \ diff --git a/arch/arm/dts/zynq-topic-miamilite.dts b/arch/arm/dts/zynq-topic-miamilite.dts new file mode 100644 index 0000000000..f88cb4bf98 --- /dev/null +++ b/arch/arm/dts/zynq-topic-miamilite.dts @@ -0,0 +1,17 @@ +/* + * Topic Miami Lite board DTS + * + * Copyright (C) 2017 Topic Embedded Products + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#include "zynq-topic-miami.dts" + +/ { + model = "Topic Miami Lite Zynq Board"; + compatible = "topic,miamilite", "xlnx,zynq-7000"; +}; + +&qspi { + is-dual = <1>; +}; diff --git a/arch/arm/include/asm/arch-zynqmp/sys_proto.h b/arch/arm/include/asm/arch-zynqmp/sys_proto.h index 7b11895481..d91d98a119 100644 --- a/arch/arm/include/asm/arch-zynqmp/sys_proto.h +++ b/arch/arm/include/asm/arch-zynqmp/sys_proto.h @@ -8,6 +8,8 @@ #ifndef _ASM_ARCH_SYS_PROTO_H #define _ASM_ARCH_SYS_PROTO_H +#define PAYLOAD_ARG_CNT 5 + int zynq_slcr_get_mio_pin_status(const char *periph); unsigned int zynqmp_get_silicon_version(void); @@ -16,4 +18,10 @@ void psu_init(void); void handoff_setup(void); +void zynqmp_pmufw_version(void); +int zynqmp_mmio_write(const u32 address, const u32 mask, const u32 value); +int zynqmp_mmio_read(const u32 address, u32 *value); +int invoke_smc(u32 pm_api_id, u32 arg0, u32 arg1, u32 arg2, u32 arg3, + u32 *ret_payload); + #endif /* _ASM_ARCH_SYS_PROTO_H */ diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig index 2529c9ff44..c428ce5cc7 100644 --- a/arch/arm/mach-zynq/Kconfig +++ b/arch/arm/mach-zynq/Kconfig @@ -24,6 +24,14 @@ config SPL_SPI_FLASH_SUPPORT config SPL_SPI_SUPPORT default y if ZYNQ_QSPI +config ZYNQ_DDRC_INIT + bool "Zynq DDRC initialization" + default y + help + This option used to perform DDR specific initialization + if required. There might be cases like ddr less where we + want to skip ddr init and this option is useful for it. + config SYS_BOARD default "zynq" diff --git a/arch/arm/mach-zynq/ddrc.c b/arch/arm/mach-zynq/ddrc.c index d74f8dbbc4..bde52d6562 100644 --- a/arch/arm/mach-zynq/ddrc.c +++ b/arch/arm/mach-zynq/ddrc.c @@ -12,6 +12,9 @@ DECLARE_GLOBAL_DATA_PTR; +#ifndef CONFIG_ZYNQ_DDRC_INIT +void zynq_ddrc_init(void) {} +#else /* Control regsiter bitfield definitions */ #define ZYNQ_DDRC_CTRLREG_BUSWIDTH_MASK 0xC #define ZYNQ_DDRC_CTRLREG_BUSWIDTH_SHIFT 2 @@ -46,3 +49,4 @@ void zynq_ddrc_init(void) puts("ECC disabled "); } } +#endif diff --git a/arch/microblaze/dts/Makefile b/arch/microblaze/dts/Makefile index 5e70d9e110..f80d8fd850 100644 --- a/arch/microblaze/dts/Makefile +++ b/arch/microblaze/dts/Makefile @@ -2,7 +2,7 @@ # SPDX-License-Identifier: GPL-2.0+ # -dtb-y += microblaze-generic.dtb +dtb-y += $(shell echo $(CONFIG_DEFAULT_DEVICE_TREE)).dtb targets += $(dtb-y) |