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author | Tom Rini <trini@konsulko.com> | 2020-03-17 11:59:58 -0400 |
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committer | Tom Rini <trini@konsulko.com> | 2020-03-17 11:59:58 -0400 |
commit | 2738f0edea7d19960d692284d1f378b1a2b4c4a5 (patch) | |
tree | 47bc76ea90ab5395d30785b4aa83e43b15bc7a70 /arch/arm/mach-k3 | |
parent | b180e32ea39d03021655a31a19d527529a2eb980 (diff) | |
parent | 445b45042c63c79546124489362ba4e64b61bfdc (diff) | |
download | u-boot-2738f0edea7d19960d692284d1f378b1a2b4c4a5.zip u-boot-2738f0edea7d19960d692284d1f378b1a2b4c4a5.tar.gz u-boot-2738f0edea7d19960d692284d1f378b1a2b4c4a5.tar.bz2 |
Merge tag 'ti-v2020.07-next' of https://gitlab.denx.de/u-boot/custodians/u-boot-ti into next
K3 J721E:
* OSPI boot support
* Support for loading remote cores in R5 SPL
* PMIC ESM Support
* Minor fixes for R5F and C7x remoteproc drivers
K3 AM654:
* Update AVS class 0 voltages.
* Add I2C nodes
DRA7xx/AM57xx:
* Fixed Android boot on AM57xx
AM33/AM43/Davinci:
* switch to driver model for the net and mdio driver for baltos
* Add DM/DTS support for omap video driver
* Enable fastboot on am335x-evm
Diffstat (limited to 'arch/arm/mach-k3')
-rw-r--r-- | arch/arm/mach-k3/Kconfig | 8 | ||||
-rw-r--r-- | arch/arm/mach-k3/am6_init.c | 9 | ||||
-rw-r--r-- | arch/arm/mach-k3/arm64-mmu.c | 15 | ||||
-rw-r--r-- | arch/arm/mach-k3/common.c | 128 | ||||
-rw-r--r-- | arch/arm/mach-k3/common.h | 3 | ||||
-rw-r--r-- | arch/arm/mach-k3/j721e_init.c | 37 | ||||
-rw-r--r-- | arch/arm/mach-k3/r5_mpu.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-k3/sysfw-loader.c | 49 |
8 files changed, 217 insertions, 36 deletions
diff --git a/arch/arm/mach-k3/Kconfig b/arch/arm/mach-k3/Kconfig index 8f42722..a13cbef 100644 --- a/arch/arm/mach-k3/Kconfig +++ b/arch/arm/mach-k3/Kconfig @@ -126,6 +126,14 @@ config K3_SYSFW_IMAGE_SIZE_MAX tree blob. Keep it as tight as possible, as this directly affects the overall SPL memory footprint. +config K3_SYSFW_IMAGE_SPI_OFFS + hex "SPI offset of SYSFW firmware and configuration blob" + depends on K3_LOAD_SYSFW + default 0x6C0000 + help + Offset of the combined System Firmware and configuration image tree + blob to be loaded when booting from a SPI flash memory. + config SYS_K3_SPL_ATF bool "Start Cortex-A from SPL" depends on SPL && CPU_V7R diff --git a/arch/arm/mach-k3/am6_init.c b/arch/arm/mach-k3/am6_init.c index d0b10e5..3768bcc 100644 --- a/arch/arm/mach-k3/am6_init.c +++ b/arch/arm/mach-k3/am6_init.c @@ -161,10 +161,8 @@ void board_init_f(ulong dummy) pinctrl_select_state(dev, "default"); /* - * Load, start up, and configure system controller firmware. Provide - * the U-Boot console init function to the SYSFW post-PM configuration - * callback hook, effectively switching on (or over) the console - * output. + * Load, start up, and configure system controller firmware while + * also populating the SYSFW post-PM configuration callback hook. */ k3_sysfw_loader(k3_mmc_stop_clock, k3_mmc_restart_clock); @@ -181,6 +179,9 @@ void board_init_f(ulong dummy) preloader_console_init(); #endif + /* Output System Firmware version info */ + k3_sysfw_print_ver(); + /* Perform EEPROM-based board detection */ do_board_detect(); diff --git a/arch/arm/mach-k3/arm64-mmu.c b/arch/arm/mach-k3/arm64-mmu.c index 7f908ee..95f830b 100644 --- a/arch/arm/mach-k3/arm64-mmu.c +++ b/arch/arm/mach-k3/arm64-mmu.c @@ -50,6 +50,13 @@ struct mm_region am654_mem_map[NR_MMU_REGIONS] = { .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_INNER_SHARE }, { + .virt = 0x500000000UL, + .phys = 0x500000000UL, + .size = 0x400000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { /* List terminator */ 0, } @@ -60,7 +67,7 @@ struct mm_region *mem_map = am654_mem_map; #ifdef CONFIG_SOC_K3_J721E /* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */ -#define NR_MMU_REGIONS (CONFIG_NR_DRAM_BANKS + 5) +#define NR_MMU_REGIONS (CONFIG_NR_DRAM_BANKS + 6) /* ToDo: Add 64bit IO */ struct mm_region j721e_mem_map[NR_MMU_REGIONS] = { @@ -103,6 +110,12 @@ struct mm_region j721e_mem_map[NR_MMU_REGIONS] = { PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN }, { + .virt = 0x4d80000000UL, + .phys = 0x4d80000000UL, + .size = 0x0002000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL_NC) | + PTE_BLOCK_INNER_SHARE + }, { /* List terminator */ 0, } diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c index 7af60a7..efd84ec 100644 --- a/arch/arm/mach-k3/common.c +++ b/arch/arm/mach-k3/common.c @@ -17,6 +17,10 @@ #include <asm/arch/sys_proto.h> #include <asm/hardware.h> #include <asm/io.h> +#include <fs_loader.h> +#include <fs.h> +#include <env.h> +#include <elf.h> struct ti_sci_handle *get_ti_sci_handle(void) { @@ -31,6 +35,28 @@ struct ti_sci_handle *get_ti_sci_handle(void) return (struct ti_sci_handle *)ti_sci_get_handle_from_sysfw(dev); } +void k3_sysfw_print_ver(void) +{ + struct ti_sci_handle *ti_sci = get_ti_sci_handle(); + char fw_desc[sizeof(ti_sci->version.firmware_description) + 1]; + + /* + * Output System Firmware version info. Note that since the + * 'firmware_description' field is not guaranteed to be zero- + * terminated we manually add a \0 terminator if needed. Further + * note that we intentionally no longer rely on the extended + * printf() formatter '%.*s' to not having to require a more + * full-featured printf() implementation. + */ + strncpy(fw_desc, ti_sci->version.firmware_description, + sizeof(ti_sci->version.firmware_description)); + fw_desc[sizeof(fw_desc) - 1] = '\0'; + + printf("SYSFW ABI: %d.%d (firmware rev 0x%04x '%s')\n", + ti_sci->version.abi_major, ti_sci->version.abi_minor, + ti_sci->version.firmware_revision, fw_desc); +} + DECLARE_GLOBAL_DATA_PTR; #ifdef CONFIG_K3_EARLY_CONS @@ -58,23 +84,98 @@ int early_console_init(void) #endif #ifdef CONFIG_SYS_K3_SPL_ATF + +void init_env(void) +{ +#ifdef CONFIG_SPL_ENV_SUPPORT + char *part; + + env_init(); + env_relocate(); + switch (spl_boot_device()) { + case BOOT_DEVICE_MMC2: + part = env_get("bootpart"); + env_set("storage_interface", "mmc"); + env_set("fw_dev_part", part); + break; + case BOOT_DEVICE_SPI: + env_set("storage_interface", "ubi"); + env_set("fw_ubi_mtdpart", "UBI"); + env_set("fw_ubi_volume", "UBI0"); + break; + default: + printf("%s from device %u not supported!\n", + __func__, spl_boot_device()); + return; + } +#endif +} + +#ifdef CONFIG_FS_LOADER +int load_firmware(char *name_fw, char *name_loadaddr, u32 *loadaddr) +{ + struct udevice *fsdev; + char *name = NULL; + int size = 0; + + *loadaddr = 0; +#ifdef CONFIG_SPL_ENV_SUPPORT + switch (spl_boot_device()) { + case BOOT_DEVICE_MMC2: + name = env_get(name_fw); + *loadaddr = env_get_hex(name_loadaddr, *loadaddr); + break; + default: + printf("Loading rproc fw image from device %u not supported!\n", + spl_boot_device()); + return 0; + } +#endif + if (!*loadaddr) + return 0; + + if (!uclass_get_device(UCLASS_FS_FIRMWARE_LOADER, 0, &fsdev)) { + size = request_firmware_into_buf(fsdev, name, (void *)*loadaddr, + 0, 0); + } + + return size; +} +#else +int load_firmware(char *name_fw, char *name_loadaddr, u32 *loadaddr) +{ + return 0; +} +#endif + +__weak void start_non_linux_remote_cores(void) +{ +} + void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image) { + typedef void __noreturn (*image_entry_noargs_t)(void); struct ti_sci_handle *ti_sci = get_ti_sci_handle(); - int ret; + u32 loadaddr = 0; + int ret, size; /* Release all the exclusive devices held by SPL before starting ATF */ ti_sci->ops.dev_ops.release_exclusive_devices(ti_sci); + ret = rproc_init(); + if (ret) + panic("rproc failed to be initialized (%d)\n", ret); + + init_env(); + start_non_linux_remote_cores(); + size = load_firmware("name_mcur5f0_0fw", "addr_mcur5f0_0load", + &loadaddr); + + /* * It is assumed that remoteproc device 1 is the corresponding * Cortex-A core which runs ATF. Make sure DT reflects the same. */ - ret = rproc_dev_init(1); - if (ret) - panic("%s: ATF failed to initialize on rproc (%d)\n", __func__, - ret); - ret = rproc_load(1, spl_image->entry_point, 0x200); if (ret) panic("%s: ATF failed to load on rproc (%d)\n", __func__, ret); @@ -85,13 +186,18 @@ void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image) ret = rproc_start(1); if (ret) panic("%s: ATF failed to start on rproc (%d)\n", __func__, ret); + if (!(size > 0 && valid_elf_image(loadaddr))) { + debug("Shutting down...\n"); + release_resources_for_core_shutdown(); + + while (1) + asm volatile("wfe"); + } - debug("Releasing resources...\n"); - release_resources_for_core_shutdown(); + image_entry_noargs_t image_entry = + (image_entry_noargs_t)load_elf_image_phdr(loadaddr); - debug("Finalizing core shutdown...\n"); - while (1) - asm volatile("wfe"); + image_entry(); } #endif diff --git a/arch/arm/mach-k3/common.h b/arch/arm/mach-k3/common.h index d8b34fe..b1cbe11 100644 --- a/arch/arm/mach-k3/common.h +++ b/arch/arm/mach-k3/common.h @@ -24,3 +24,6 @@ void setup_k3_mpu_regions(void); int early_console_init(void); void disable_linefill_optimization(void); void remove_fwl_configs(struct fwl_data *fwl_data, size_t fwl_data_size); +void start_non_linux_remote_cores(void); +int load_firmware(char *name_fw, char *name_loadaddr, u32 *loadaddr); +void k3_sysfw_print_ver(void); diff --git a/arch/arm/mach-k3/j721e_init.c b/arch/arm/mach-k3/j721e_init.c index 0994522..f34090f 100644 --- a/arch/arm/mach-k3/j721e_init.c +++ b/arch/arm/mach-k3/j721e_init.c @@ -19,6 +19,7 @@ #include <dm/uclass-internal.h> #include <dm/pinctrl.h> #include <mmc.h> +#include <remoteproc.h> #ifdef CONFIG_SPL_BUILD #ifdef CONFIG_K3_LOAD_SYSFW @@ -202,6 +203,9 @@ void board_init_f(ulong dummy) preloader_console_init(); #endif + /* Output System Firmware version info */ + k3_sysfw_print_ver(); + /* Perform EEPROM-based board detection */ do_board_detect(); @@ -326,3 +330,36 @@ void release_resources_for_core_shutdown(void) } } #endif + +#ifdef CONFIG_SYS_K3_SPL_ATF +void start_non_linux_remote_cores(void) +{ + int size = 0, ret; + u32 loadaddr = 0; + + size = load_firmware("name_mainr5f0_0fw", "addr_mainr5f0_0load", + &loadaddr); + if (size <= 0) + goto err_load; + + /* assuming remoteproc 2 is aliased for the needed remotecore */ + ret = rproc_load(2, loadaddr, size); + if (ret) { + printf("Firmware failed to start on rproc (%d)\n", ret); + goto err_load; + } + + ret = rproc_start(2); + if (ret) { + printf("Firmware init failed on rproc (%d)\n", ret); + goto err_load; + } + + printf("Remoteproc 2 started successfully\n"); + + return; + +err_load: + rproc_reset(2); +} +#endif diff --git a/arch/arm/mach-k3/r5_mpu.c b/arch/arm/mach-k3/r5_mpu.c index ee076ed..3d2ff67 100644 --- a/arch/arm/mach-k3/r5_mpu.c +++ b/arch/arm/mach-k3/r5_mpu.c @@ -26,7 +26,9 @@ struct mpu_region_config k3_mpu_regions[16] = { /* U-Boot's code area marking it as WB and Write allocate */ {CONFIG_SYS_SDRAM_BASE, REGION_2, XN_DIS, PRIV_RW_USR_RW, O_I_WB_RD_WR_ALLOC, REGION_2GB}, - {0x0, 3, 0x0, 0x0, 0x0, 0x0}, + /* mcu_r5fss0_core0 BTCM area marking it as WB and Write allocate. */ + {0x41010000, 3, XN_DIS, PRIV_RW_USR_RW, O_I_WB_RD_WR_ALLOC, + REGION_8MB}, {0x0, 4, 0x0, 0x0, 0x0, 0x0}, {0x0, 5, 0x0, 0x0, 0x0, 0x0}, {0x0, 6, 0x0, 0x0, 0x0, 0x0}, diff --git a/arch/arm/mach-k3/sysfw-loader.c b/arch/arm/mach-k3/sysfw-loader.c index db02607..4f5c848 100644 --- a/arch/arm/mach-k3/sysfw-loader.c +++ b/arch/arm/mach-k3/sysfw-loader.c @@ -14,6 +14,8 @@ #include <g_dnl.h> #include <usb.h> #include <dfu.h> +#include <dm/uclass-internal.h> +#include <spi_flash.h> #include <asm/arch/sys_proto.h> #include "common.h" @@ -197,13 +199,33 @@ exit: } #endif +#if CONFIG_IS_ENABLED(SPI_LOAD) +static void *k3_sysfw_get_spi_addr(void) +{ + struct udevice *dev; + fdt_addr_t addr; + int ret; + + ret = uclass_find_device_by_seq(UCLASS_SPI, CONFIG_SF_DEFAULT_BUS, + true, &dev); + if (ret) + return NULL; + + addr = dev_read_addr_index(dev, 1); + if (addr == FDT_ADDR_T_NONE) + return NULL; + + return (void *)(addr + CONFIG_K3_SYSFW_IMAGE_SPI_OFFS); +} +#endif + void k3_sysfw_loader(void (*config_pm_pre_callback) (void), void (*config_pm_done_callback)(void)) { struct spl_image_info spl_image = { 0 }; struct spl_boot_device bootdev = { 0 }; struct ti_sci_handle *ti_sci; - int ret; + int ret = 0; /* Reserve a block of aligned memory for loading the SYSFW image */ sysfw_load_address = memalign(ARCH_DMA_MINALIGN, @@ -244,6 +266,13 @@ void k3_sysfw_loader(void (*config_pm_pre_callback) (void), #endif break; #endif +#if CONFIG_IS_ENABLED(SPI_LOAD) + case BOOT_DEVICE_SPI: + sysfw_load_address = k3_sysfw_get_spi_addr(); + if (!sysfw_load_address) + ret = -ENODEV; + break; +#endif #if CONFIG_IS_ENABLED(YMODEM_SUPPORT) case BOOT_DEVICE_UART: #ifdef CONFIG_K3_EARLY_CONS @@ -305,22 +334,4 @@ void k3_sysfw_loader(void (*config_pm_pre_callback) (void), */ if (config_pm_done_callback) config_pm_done_callback(); - - /* - * Output System Firmware version info. Note that since the - * 'firmware_description' field is not guaranteed to be zero- - * terminated we manually add a \0 terminator if needed. Further - * note that we intentionally no longer rely on the extended - * printf() formatter '%.*s' to not having to require a more - * full-featured printf() implementation. - */ - char fw_desc[sizeof(ti_sci->version.firmware_description) + 1]; - - strncpy(fw_desc, ti_sci->version.firmware_description, - sizeof(ti_sci->version.firmware_description)); - fw_desc[sizeof(fw_desc) - 1] = '\0'; - - printf("SYSFW ABI: %d.%d (firmware rev 0x%04x '%s')\n", - ti_sci->version.abi_major, ti_sci->version.abi_minor, - ti_sci->version.firmware_revision, fw_desc); } |