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mmc: sdhci-pxav2, sdhci-pxav3: use clk_prepare/unprepare APIs 

Prepare the clock before enabling it.

Signed-off-by: Chao Xie <xiechao.mail@gmail.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
This commit is contained in:
Chao Xie 2012-07-31 14:35:25 +08:00 committed by Chris Ball
parent e919fd2000
commit 164378efe7
2 changed files with 7 additions and 7 deletions
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6
drivers/mmc/host/sdhci-pxav2.c
View File

@ -197,7 +197,7 @@ static int __devinit sdhci_pxav2_probe(struct platform_device *pdev)
goto err_clk_get;
}
pltfm_host->clk = clk;
clk_enable(clk);
clk_prepare_enable(clk);
host->quirks = SDHCI_QUIRK_BROKEN_ADMA
| SDHCI_QUIRK_BROKEN_TIMEOUT_VAL
@ -239,7 +239,7 @@ static int __devinit sdhci_pxav2_probe(struct platform_device *pdev)
return 0;
err_add_host:
clk_disable(clk);
clk_disable_unprepare(clk);
clk_put(clk);
err_clk_get:
sdhci_pltfm_free(pdev);
@ -255,7 +255,7 @@ static int __devexit sdhci_pxav2_remove(struct platform_device *pdev)
sdhci_remove_host(host, 1);
clk_disable(pltfm_host->clk);
clk_disable_unprepare(pltfm_host->clk);
clk_put(pltfm_host->clk);
sdhci_pltfm_free(pdev);
kfree(pxa);

8
drivers/mmc/host/sdhci-pxav3.c
View File

@ -231,14 +231,14 @@ static int __devinit sdhci_pxav3_probe(struct platform_device *pdev)
pltfm_host = sdhci_priv(host);
pltfm_host->priv = pxa;
clk = clk_get(dev, "PXA-SDHCLK");
clk = clk_get(dev, NULL);
if (IS_ERR(clk)) {
dev_err(dev, "failed to get io clock\n");
ret = PTR_ERR(clk);
goto err_clk_get;
}
pltfm_host->clk = clk;
clk_enable(clk);
clk_prepare_enable(clk);
host->quirks = SDHCI_QUIRK_BROKEN_TIMEOUT_VAL
| SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC
@ -283,7 +283,7 @@ static int __devinit sdhci_pxav3_probe(struct platform_device *pdev)
return 0;
err_add_host:
clk_disable(clk);
clk_disable_unprepare(clk);
clk_put(clk);
err_clk_get:
sdhci_pltfm_free(pdev);
@ -299,7 +299,7 @@ static int __devexit sdhci_pxav3_remove(struct platform_device *pdev)
sdhci_remove_host(host, 1);
clk_disable(pltfm_host->clk);
clk_disable_unprepare(pltfm_host->clk);
clk_put(pltfm_host->clk);
sdhci_pltfm_free(pdev);
kfree(pxa);