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 <haijun.zh...@freescale.com>
---
changes for V3:
- changed the parameter of function
drivers/mmc/host/sdhci-of-esdhc.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c
b/drivers/mmc/host/sdhci-of-esdhc.c
index 15039e2..e328252 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)
--
1.8.0
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