mmc: dw_mmc: add the "reset" as name of reset controller

Add the "reset" as name of reset controller.
This is for preventing the wrong operation. Even if some SoC has reset
controller, doesn't define "resets" in device-tree.
Then it might be waiting for reset controller and it should be stuck.

Fixes: d6786fefe816 ("mmc: dw_mmc: add reset support to dwmmc host controller")
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
index 4fcbc4012ed03b554185cf42eeb1567b915745f6..50a674be665586af87750896f7f01924d76a6e66 100644 (file)
--- a/drivers/mmc/host/dw_mmc.c
+++ b/drivers/mmc/host/dw_mmc.c
@@ -2940,7 +2940,7 @@ static struct dw_mci_board *dw_mci_parse_dt(struct dw_mci *host)
                return ERR_PTR(-ENOMEM);
 
        /* find reset controller when exist */
-       pdata->rstc = devm_reset_control_get_optional(dev, NULL);
+       pdata->rstc = devm_reset_control_get_optional(dev, "reset");
        if (IS_ERR(pdata->rstc)) {
                if (PTR_ERR(pdata->rstc) == -EPROBE_DEFER)
                        return ERR_PTR(-EPROBE_DEFER);