Generate an SD() or eMMC() node for MMC devices.
Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- drivers/mmc/mmc-uclass.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+)
diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c index 01d9b0201f..4f85d80273 100644 --- a/drivers/mmc/mmc-uclass.c +++ b/drivers/mmc/mmc-uclass.c @@ -9,6 +9,7 @@
#include <common.h> #include <bootdev.h> +#include <efi_loader.h> #include <log.h> #include <mmc.h> #include <dm.h> @@ -505,6 +506,27 @@ static int mmc_blk_probe(struct udevice *dev) return 0; }
+#if CONFIG_IS_ENABLED(EFI_LOADER) +struct efi_device_path *mmc_get_dp_node(struct udevice *dev) +{ + struct efi_device_path_sd_mmc_path *dp; + struct mmc *mmc = mmc_get_mmc_dev(dev); + + dp = efi_alloc(sizeof(struct efi_device_path_sd_mmc_path)); + if (!dp) + return NULL; + + dp->dp.type = DEVICE_PATH_TYPE_MESSAGING_DEVICE; + dp->dp.sub_type = IS_SD(mmc) ? + DEVICE_PATH_SUB_TYPE_MSG_SD : + DEVICE_PATH_SUB_TYPE_MSG_MMC; + dp->dp.length = sizeof(*dp); + dp->slot_number = dev_seq(dev); + + return &dp->dp; +} +#endif + #if CONFIG_IS_ENABLED(MMC_UHS_SUPPORT) || \ CONFIG_IS_ENABLED(MMC_HS200_SUPPORT) || \ CONFIG_IS_ENABLED(MMC_HS400_SUPPORT) @@ -547,4 +569,7 @@ UCLASS_DRIVER(mmc) = { .name = "mmc", .flags = DM_UC_FLAG_SEQ_ALIAS, .per_device_auto = sizeof(struct mmc_uclass_priv), +#if CONFIG_IS_ENABLED(EFI_LOADER) + .get_dp_node = mmc_get_dp_node, +#endif };