Hi Joonyoung,
On 11/23/2016 06:33 PM, Joonyoung Shim wrote:
> The commit 64997de4fd17 ("mmc: dw_mmc: remove system PM callback") is
> missing to call dw_mci_ctrl_reset(). This adds to call
> dw_mci_ctrl_reset() and to handle error of clocks.
>
> Signed-off-by: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
Applied on my dwmmc repository. Thanks!
Best Regards,
Jaehoon Chung
> ---
> drivers/mmc/host/dw_mmc.c | 11 +++++++++++
> 1 file changed, 11 insertions(+)
>
> diff --git a/drivers/mmc/host/dw_mmc.c b/drivers/mmc/host/dw_mmc.c
> index d426fa41bcce..25e21a20ee04 100644
> --- a/drivers/mmc/host/dw_mmc.c
> +++ b/drivers/mmc/host/dw_mmc.c
> @@ -3303,6 +3303,17 @@ int dw_mci_runtime_resume(struct device *dev)
> if (ret)
> return ret;
>
> + if (!dw_mci_ctrl_reset(host, SDMMC_CTRL_ALL_RESET_FLAGS)) {
> + clk_disable_unprepare(host->ciu_clk);
> +
> + if (host->cur_slot &&
> + (mmc_can_gpio_cd(host->cur_slot->mmc) ||
> + !mmc_card_is_removable(host->cur_slot->mmc)))
> + clk_disable_unprepare(host->biu_clk);
> +
> + return -ENODEV;
> + }
> +
> if (host->use_dma && host->dma_ops->init)
> host->dma_ops->init(host);
>
>
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