diff options
Diffstat (limited to 'board/dhelectronics/dh_stm32mp1/board.c')
| -rw-r--r-- | board/dhelectronics/dh_stm32mp1/board.c | 232 |
1 files changed, 90 insertions, 142 deletions
diff --git a/board/dhelectronics/dh_stm32mp1/board.c b/board/dhelectronics/dh_stm32mp1/board.c index 322558157e..85d56f6082 100644 --- a/board/dhelectronics/dh_stm32mp1/board.c +++ b/board/dhelectronics/dh_stm32mp1/board.c @@ -116,9 +116,7 @@ int checkboard(void) const char *fdt_compat; int fdt_compat_len; - if (IS_ENABLED(CONFIG_STM32MP1_OPTEE)) - mode = "trusted with OP-TEE"; - else if (IS_ENABLED(CONFIG_TFABOOT)) + if (IS_ENABLED(CONFIG_TFABOOT)) mode = "trusted"; else mode = "basic"; @@ -133,6 +131,89 @@ int checkboard(void) return 0; } +#ifdef CONFIG_BOARD_EARLY_INIT_F +static u8 brdcode __section("data"); +static u8 ddr3code __section("data"); +static u8 somcode __section("data"); + +static void board_get_coding_straps(void) +{ + struct gpio_desc gpio[4]; + ofnode node; + int i, ret; + + node = ofnode_path("/config"); + if (!ofnode_valid(node)) { + printf("%s: no /config node?\n", __func__); + return; + } + + brdcode = 0; + ddr3code = 0; + somcode = 0; + + ret = gpio_request_list_by_name_nodev(node, "dh,som-coding-gpios", + gpio, ARRAY_SIZE(gpio), + GPIOD_IS_IN); + for (i = 0; i < ret; i++) + somcode |= !!dm_gpio_get_value(&(gpio[i])) << i; + + ret = gpio_request_list_by_name_nodev(node, "dh,ddr3-coding-gpios", + gpio, ARRAY_SIZE(gpio), + GPIOD_IS_IN); + for (i = 0; i < ret; i++) + ddr3code |= !!dm_gpio_get_value(&(gpio[i])) << i; + + ret = gpio_request_list_by_name_nodev(node, "dh,board-coding-gpios", + gpio, ARRAY_SIZE(gpio), + GPIOD_IS_IN); + for (i = 0; i < ret; i++) + brdcode |= !!dm_gpio_get_value(&(gpio[i])) << i; + + printf("Code: SoM:rev=%d,ddr3=%d Board:rev=%d\n", + somcode, ddr3code, brdcode); +} + +int board_stm32mp1_ddr_config_name_match(struct udevice *dev, + const char *name) +{ + if (ddr3code == 1 && + !strcmp(name, "st,ddr3l-dhsom-1066-888-bin-g-2x1gb-533mhz")) + return 0; + + if (ddr3code == 2 && + !strcmp(name, "st,ddr3l-dhsom-1066-888-bin-g-2x2gb-533mhz")) + return 0; + + if (ddr3code == 3 && + !strcmp(name, "st,ddr3l-dhsom-1066-888-bin-g-2x4gb-533mhz")) + return 0; + + return -EINVAL; +} + +int board_early_init_f(void) +{ + board_get_coding_straps(); + + return 0; +} + +#ifdef CONFIG_SPL_LOAD_FIT +int board_fit_config_name_match(const char *name) +{ + char test[20]; + + snprintf(test, sizeof(test), "somrev%d_boardrev%d", somcode, brdcode); + + if (!strcmp(name, test)) + return 0; + + return -EINVAL; +} +#endif +#endif + static void board_key_check(void) { #if defined(CONFIG_FASTBOOT) || defined(CONFIG_CMD_STM32PROG) @@ -478,6 +559,12 @@ int board_late_init(void) if (!strcmp(boot_device, "serial") || !strcmp(boot_device, "usb")) env_set("bootdelay", "0"); +#ifdef CONFIG_BOARD_EARLY_INIT_F + env_set_ulong("dh_som_rev", somcode); + env_set_ulong("dh_board_rev", brdcode); + env_set_ulong("dh_ddr3_code", ddr3code); +#endif + return 0; } @@ -570,95 +657,6 @@ enum env_location env_get_location(enum env_operation op, int prio) #endif } -#ifdef CONFIG_SYS_MTDPARTS_RUNTIME - -#define MTDPARTS_LEN 256 -#define MTDIDS_LEN 128 - -/** - * The mtdparts_nand0 and mtdparts_nor0 variable tends to be long. - * If we need to access it before the env is relocated, then we need - * to use our own stack buffer. gd->env_buf will be too small. - * - * @param buf temporary buffer pointer MTDPARTS_LEN long - * @return mtdparts variable string, NULL if not found - */ -static const char *env_get_mtdparts(const char *str, char *buf) -{ - if (gd->flags & GD_FLG_ENV_READY) - return env_get(str); - if (env_get_f(str, buf, MTDPARTS_LEN) != -1) - return buf; - - return NULL; -} - -/** - * update the variables "mtdids" and "mtdparts" with content of mtdparts_<dev> - */ -static void board_get_mtdparts(const char *dev, - char *mtdids, - char *mtdparts) -{ - char env_name[32] = "mtdparts_"; - char tmp_mtdparts[MTDPARTS_LEN]; - const char *tmp; - - /* name of env variable to read = mtdparts_<dev> */ - strcat(env_name, dev); - tmp = env_get_mtdparts(env_name, tmp_mtdparts); - if (tmp) { - /* mtdids: "<dev>=<dev>, ...." */ - if (mtdids[0] != '\0') - strcat(mtdids, ","); - strcat(mtdids, dev); - strcat(mtdids, "="); - strcat(mtdids, dev); - - /* mtdparts: "mtdparts=<dev>:<mtdparts_<dev>>;..." */ - if (mtdparts[0] != '\0') - strncat(mtdparts, ";", MTDPARTS_LEN); - else - strcat(mtdparts, "mtdparts="); - strncat(mtdparts, dev, MTDPARTS_LEN); - strncat(mtdparts, ":", MTDPARTS_LEN); - strncat(mtdparts, tmp, MTDPARTS_LEN); - } -} - -void board_mtdparts_default(const char **mtdids, const char **mtdparts) -{ - struct udevice *dev; - static char parts[3 * MTDPARTS_LEN + 1]; - static char ids[MTDIDS_LEN + 1]; - static bool mtd_initialized; - - if (mtd_initialized) { - *mtdids = ids; - *mtdparts = parts; - return; - } - - memset(parts, 0, sizeof(parts)); - memset(ids, 0, sizeof(ids)); - - /* probe all MTD devices */ - for (uclass_first_device(UCLASS_MTD, &dev); - dev; - uclass_next_device(&dev)) { - pr_debug("mtd device = %s\n", dev->name); - } - - if (!uclass_get_device(UCLASS_SPI_FLASH, 0, &dev)) - board_get_mtdparts("nor0", ids, parts); - - mtd_initialized = true; - *mtdids = ids; - *mtdparts = parts; - debug("%s:mtdids=%s & mtdparts=%s\n", __func__, ids, parts); -} -#endif - #if defined(CONFIG_OF_BOARD_SETUP) int ft_board_setup(void *blob, bd_t *bd) { @@ -666,56 +664,6 @@ int ft_board_setup(void *blob, bd_t *bd) } #endif -#ifdef CONFIG_SET_DFU_ALT_INFO -#define DFU_ALT_BUF_LEN SZ_1K - -static void board_get_alt_info(const char *dev, char *buff) -{ - char var_name[32] = "dfu_alt_info_"; - int ret; - - ALLOC_CACHE_ALIGN_BUFFER(char, tmp_alt, DFU_ALT_BUF_LEN); - - /* name of env variable to read = dfu_alt_info_<dev> */ - strcat(var_name, dev); - ret = env_get_f(var_name, tmp_alt, DFU_ALT_BUF_LEN); - if (ret) { - if (buff[0] != '\0') - strcat(buff, "&"); - strncat(buff, tmp_alt, DFU_ALT_BUF_LEN); - } -} - -void set_dfu_alt_info(char *interface, char *devstr) -{ - struct udevice *dev; - - ALLOC_CACHE_ALIGN_BUFFER(char, buf, DFU_ALT_BUF_LEN); - - if (env_get("dfu_alt_info")) - return; - - memset(buf, 0, sizeof(buf)); - - /* probe all MTD devices */ - mtd_probe_devices(); - - board_get_alt_info("ram", buf); - - if (!uclass_get_device(UCLASS_MMC, 0, &dev)) - board_get_alt_info("mmc0", buf); - - if (!uclass_get_device(UCLASS_MMC, 1, &dev)) - board_get_alt_info("mmc1", buf); - - if (!uclass_get_device(UCLASS_SPI_FLASH, 0, &dev)) - board_get_alt_info("nor0", buf); - - env_set("dfu_alt_info", buf); - puts("DFU alt info setting: done\n"); -} -#endif - static void board_copro_image_process(ulong fw_image, size_t fw_size) { int ret, id = 0; /* Copro id fixed to 0 as only one coproc on mp1 */ |