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mmc: core: Add DT bindings for eMMC HS200 1.8/1.2V

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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: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <chris@printf.net>
This commit is contained in:
Jaehoon Chung
2014-02-14 13:27:09 +01:00
committed by Chris Ball
parent c0baf84859
commit 321bd41de1
2 changed files with 6 additions and 0 deletions
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4
drivers/mmc/core/host.c
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@@ -443,6 +443,10 @@ int mmc_of_parse(struct mmc_host *host)
host->caps |= MMC_CAP_1_8V_DDR;
if (of_find_property(np, "mmc-ddr-1_2v", &len))
host->caps |= MMC_CAP_1_2V_DDR;
if (of_find_property(np, "mmc-hs200-1_8v", &len))
host->caps2 |= MMC_CAP2_HS200_1_8V_SDR;
if (of_find_property(np, "mmc-hs200-1_2v", &len))
host->caps2 |= MMC_CAP2_HS200_1_2V_SDR;
return 0;