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Commit 0c7fe32e authored by Jisheng Zhang's avatar Jisheng Zhang Committed by Ulf Hansson
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mmc: sdhci-of-arasan: fix clk issue in sdhci_arasan_remove() 



sdhci_pltfm_unregister() could operate host's registers, it will cause
problems if the clk is already disabled and unprepared. Fix this issue
by moving the clk_disable_unprepare() call to the end of remove
function.

Signed-off-by: default avatarJisheng Zhang <jszhang@marvell.com>
Acked-by: default avatarSören Brinkmann <soren.brinkmann@xilinx.com>
Acked-by: default avatarAdrian Hunter <adrian.hunter@intel.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 6f699531

drivers/mmc/host/sdhci-of-arasan.c

+4 −1
Original line number Diff line number Diff line
@@ -201,13 +201,16 @@ static int sdhci_arasan_probe(struct platform_device *pdev) 


static int sdhci_arasan_remove(struct platform_device *pdev)

{

	int ret;

	struct sdhci_host *host = platform_get_drvdata(pdev);

	struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);

	struct sdhci_arasan_data *sdhci_arasan = pltfm_host->priv;



	ret = sdhci_pltfm_unregister(pdev);



	clk_disable_unprepare(sdhci_arasan->clk_ahb);



	return sdhci_pltfm_unregister(pdev);

	return ret;

}



static const struct of_device_id sdhci_arasan_of_match[] = {