mmc: core: Add DT bindings for SD card's UHS bus speed modes

Provide the option to configure these speed modes per host, for those
host driver's that can't distinguish this in runtime.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Chris Ball <chris@printf.net>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 49bc403e31f0..2644d91fd336 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -419,6 +419,16 @@ int mmc_of_parse(struct mmc_host *host)
                 host->caps |= MMC_CAP_SD_HIGHSPEED;
         if (of_find_property(np, "cap-mmc-highspeed", &len))
                 host->caps |= MMC_CAP_MMC_HIGHSPEED;
+        if (of_find_property(np, "sd-uhs-sdr12", &len))
+                host->caps |= MMC_CAP_UHS_SDR12;
+        if (of_find_property(np, "sd-uhs-sdr25", &len))
+                host->caps |= MMC_CAP_UHS_SDR25;
+        if (of_find_property(np, "sd-uhs-sdr50", &len))
+                host->caps |= MMC_CAP_UHS_SDR50;
+        if (of_find_property(np, "sd-uhs-sdr104", &len))
+                host->caps |= MMC_CAP_UHS_SDR104;
+        if (of_find_property(np, "sd-uhs-ddr50", &len))
+                host->caps |= MMC_CAP_UHS_DDR50;
         if (of_find_property(np, "cap-power-off-card", &len))
                 host->caps |= MMC_CAP_POWER_OFF_CARD;
         if (of_find_property(np, "cap-sdio-irq", &len))