From: Haijun Zhang Date: Mon, 26 Aug 2013 01:19:24 +0000 (+0800) Subject: mmc: esdhc: add support to get voltage from device-tree X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=490104ac597b8b4c858a6a6889a60d8897181baf;p=deliverable%2Flinux.git mmc: esdhc: add support to get voltage from device-tree Add suppport to get voltage from device-tree node for esdhc host, if voltage-ranges was specified in device-tree node we can get ocr_mask instead of read from host capacity register. If not voltages still can be get from host capacity register. Signed-off-by: Haijun Zhang Acked-by: Anton Vorontsov Signed-off-by: Chris Ball --- diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c index 15039e2d1c12..e328252ebf2a 100644 --- a/drivers/mmc/host/sdhci-of-esdhc.c +++ b/drivers/mmc/host/sdhci-of-esdhc.c @@ -316,6 +316,7 @@ static int sdhci_esdhc_probe(struct platform_device *pdev) /* call to generic mmc_of_parse to support additional capabilities */ mmc_of_parse(host->mmc); + mmc_of_parse_voltage(np, &host->ocr_mask); ret = sdhci_add_host(host); if (ret)