diff options
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/amd/picasso/chip.h | 15 | ||||
| -rw-r--r-- | src/soc/amd/picasso/fsp_params.c | 52 | ||||
| -rw-r--r-- | src/soc/amd/picasso/include/soc/platform_descriptors.h | 15 |
3 files changed, 82 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/chip.h b/src/soc/amd/picasso/chip.h index edb1b69bb0..7c6823239c 100644 --- a/src/soc/amd/picasso/chip.h +++ b/src/soc/amd/picasso/chip.h @@ -86,6 +86,21 @@ struct soc_amd_picasso_config { enum spi100_speed spi_fast_speed; enum spi100_speed spi_altio_speed; enum spi100_speed spi_tpm_speed; + + enum { + SD_EMMC_DISABLE, + SD_EMMC_SD_LOW_SPEED, + SD_EMMC_SD_HIGH_SPEED, + SD_EMMC_SD_UHS_I_SDR_50, + SD_EMMC_SD_UHS_I_DDR_50, + SD_EMMC_SD_UHS_I_SDR_104, + SD_EMMC_EMMC_SDR_26, + SD_EMMC_EMMC_SDR_52, + SD_EMMC_EMMC_DDR_52, + SD_EMMC_EMMC_HS200, + SD_EMMC_EMMC_HS400, + SD_EMMC_EMMC_HS300, + } sd_emmc_config; }; typedef struct soc_amd_picasso_config config_t; diff --git a/src/soc/amd/picasso/fsp_params.c b/src/soc/amd/picasso/fsp_params.c index 0dbda093f3..d11dae201c 100644 --- a/src/soc/amd/picasso/fsp_params.c +++ b/src/soc/amd/picasso/fsp_params.c @@ -7,6 +7,55 @@ #include <fsp/api.h> #include "chip.h" +static void fsps_update_emmc_config(FSP_S_CONFIG *scfg, + const struct soc_amd_picasso_config *cfg) +{ + int val = SD_DISABLE; + + switch (cfg->sd_emmc_config) { + case SD_EMMC_DISABLE: + val = SD_DISABLE; + break; + case SD_EMMC_SD_LOW_SPEED: + val = SD_LOW_SPEED; + break; + case SD_EMMC_SD_HIGH_SPEED: + val = SD_HIGH_SPEED; + break; + case SD_EMMC_SD_UHS_I_SDR_50: + val = SD_UHS_I_SDR_50; + break; + case SD_EMMC_SD_UHS_I_DDR_50: + val = SD_UHS_I_DDR_50; + break; + case SD_EMMC_SD_UHS_I_SDR_104: + val = SD_UHS_I_SDR_104; + break; + case SD_EMMC_EMMC_SDR_26: + val = EMMC_SDR_26; + break; + case SD_EMMC_EMMC_SDR_52: + val = EMMC_SDR_52; + break; + case SD_EMMC_EMMC_DDR_52: + val = EMMC_DDR_52; + break; + case SD_EMMC_EMMC_HS200: + val = EMMC_HS200; + break; + case SD_EMMC_EMMC_HS400: + val = EMMC_HS400; + break; + case SD_EMMC_EMMC_HS300: + val = EMMC_HS300; + break; + default: + break; + } + + scfg->emmc0_mode = val; +} + static void fill_pcie_descriptors(FSP_S_CONFIG *scfg, const picasso_fsp_pcie_descriptor *descs, size_t num) { @@ -49,7 +98,10 @@ static void fsp_fill_pcie_ddi_descriptors(FSP_S_CONFIG *scfg) void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd) { + const struct soc_amd_picasso_config *cfg; FSP_S_CONFIG *scfg = &supd->FspsConfig; + cfg = config_of_soc(); + fsps_update_emmc_config(scfg, cfg); fsp_fill_pcie_ddi_descriptors(scfg); } diff --git a/src/soc/amd/picasso/include/soc/platform_descriptors.h b/src/soc/amd/picasso/include/soc/platform_descriptors.h index bc67550fd0..7a8444b062 100644 --- a/src/soc/amd/picasso/include/soc/platform_descriptors.h +++ b/src/soc/amd/picasso/include/soc/platform_descriptors.h @@ -8,6 +8,21 @@ #include <platform_descriptors.h> #include <FspsUpd.h> +/* These tempory macros apply to emmc0_mode field in FSP_S_CONFIG. + * TODO: Remove when official definitions arrive. */ +#define SD_DISABLE 0 +#define SD_LOW_SPEED 1 +#define SD_HIGH_SPEED 2 +#define SD_UHS_I_SDR_50 3 +#define SD_UHS_I_DDR_50 4 +#define SD_UHS_I_SDR_104 5 +#define EMMC_SDR_26 6 +#define EMMC_SDR_52 7 +#define EMMC_DDR_52 8 +#define EMMC_HS200 9 +#define EMMC_HS400 10 +#define EMMC_HS300 11 + /* Mainboard callback to obtain PCIe and DDI descriptors. */ void mainboard_get_pcie_ddi_descriptors( const picasso_fsp_pcie_descriptor **pcie_descs, size_t *pcie_num, |