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authorUlf Hansson <ulf.hansson@linaro.org>2014-02-14 16:27:07 +0400
committerChris Ball <chris@printf.net>2014-02-22 22:50:54 +0400
commitb66bd0e4d00c89102851c1bc9a0f738a4ad9ca2d (patch)
tree13ea6c76f540b7050efb6ea9eb2746c7d30debc4 /drivers/mmc/core/host.c
parentc42deffd5b53c9e583d83c7964854ede2f12410d (diff)
downloadlinux-b66bd0e4d00c89102851c1bc9a0f738a4ad9ca2d.tar.xz
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>
Diffstat (limited to 'drivers/mmc/core/host.c')
-rw-r--r--drivers/mmc/core/host.c10
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))