diff options
Diffstat (limited to 'board/ti/j721e/evm.c')
| -rw-r--r-- | board/ti/j721e/evm.c | 57 |
1 files changed, 54 insertions, 3 deletions
diff --git a/board/ti/j721e/evm.c b/board/ti/j721e/evm.c index e6ff54c065d..105461e1db6 100644 --- a/board/ti/j721e/evm.c +++ b/board/ti/j721e/evm.c @@ -109,11 +109,12 @@ int board_fit_config_name_match(const char *name) static void __maybe_unused detect_enable_hyperflash(void *blob) { struct gpio_desc desc = {0}; + char *hypermux_sel_gpio = (board_is_j721e_som()) ? "8" : "6"; - if (dm_gpio_lookup_name("6", &desc)) + if (dm_gpio_lookup_name(hypermux_sel_gpio, &desc)) return; - if (dm_gpio_request(&desc, "6")) + if (dm_gpio_request(&desc, hypermux_sel_gpio)) return; if (dm_gpio_set_dir_flags(&desc, GPIOD_IS_IN)) @@ -132,7 +133,8 @@ static void __maybe_unused detect_enable_hyperflash(void *blob) } #endif -#if defined(CONFIG_SPL_BUILD) && defined(CONFIG_TARGET_J7200_A72_EVM) +#if defined(CONFIG_SPL_BUILD) && (defined(CONFIG_TARGET_J7200_A72_EVM) || defined(CONFIG_TARGET_J7200_R5_EVM) || \ + defined(CONFIG_TARGET_J721E_A72_EVM) || defined(CONFIG_TARGET_J721E_R5_EVM)) void spl_perform_fixups(struct spl_image_info *spl_image) { detect_enable_hyperflash(spl_image->fdt_addr); @@ -490,6 +492,41 @@ int board_late_init(void) } #endif +static int __maybe_unused detect_SW3_1_state(void) +{ + if (IS_ENABLED(CONFIG_TARGET_J7200_A72_EVM) || IS_ENABLED(CONFIG_TARGET_J721E_A72_EVM)) { + struct gpio_desc desc = {0}; + int ret; + char *hypermux_sel_gpio = (board_is_j721e_som()) ? "8" : "6"; + + ret = dm_gpio_lookup_name(hypermux_sel_gpio, &desc); + if (ret) { + printf("error getting GPIO lookup name: %d\n", ret); + return ret; + } + + ret = dm_gpio_request(&desc, hypermux_sel_gpio); + if (ret) { + printf("error requesting GPIO: %d\n", ret); + goto err_free_gpio; + } + + ret = dm_gpio_set_dir_flags(&desc, GPIOD_IS_IN); + if (ret) { + printf("error setting direction flag of GPIO: %d\n", ret); + goto err_free_gpio; + } + + ret = dm_gpio_get_value(&desc); + if (ret < 0) + printf("error getting value of GPIO: %d\n", ret); + +err_free_gpio: + dm_gpio_free(desc.dev, &desc); + return ret; + } +} + void spl_board_init(void) { #if defined(CONFIG_ESM_K3) || defined(CONFIG_ESM_PMIC) @@ -522,4 +559,18 @@ void spl_board_init(void) printf("ESM PMIC init failed: %d\n", ret); } #endif + if ((IS_ENABLED(CONFIG_TARGET_J7200_A72_EVM) || IS_ENABLED(CONFIG_TARGET_J721E_A72_EVM)) && + IS_ENABLED(CONFIG_HBMC_AM654)) { + struct udevice *dev; + int ret; + + ret = detect_SW3_1_state(); + if (ret == 1) { + ret = uclass_get_device_by_driver(UCLASS_MTD, + DM_DRIVER_GET(hbmc_am654), + &dev); + if (ret) + debug("Failed to probe hyperflash\n"); + } + } } |