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mmc: sdhci-pxav3: Move I/O clock to private data

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As we are using references to the I/O clock throughout the driver,
move it to the private data. Also, in preparation for core clock,
rename it to clk_io.

Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Sebastian Hesselbarth 2014-10-21 11:22:38 +02:00 committed by Ulf Hansson
parent b1df9de75c
commit 8c96a7a331
1 changed files with 13 additions and 11 deletions
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24
drivers/mmc/host/sdhci-pxav3.c
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@ -59,6 +59,7 @@
#define SDCE_MISC_INT_EN (1<<1)
struct sdhci_pxa {
struct clk *clk_io;
u8 power_mode;
};
@ -288,9 +289,7 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
struct sdhci_host *host = NULL;
struct sdhci_pxa *pxa = NULL;
const struct of_device_id *match;
int ret;
struct clk *clk;
pxa = devm_kzalloc(&pdev->dev, sizeof(struct sdhci_pxa), GFP_KERNEL);
if (!pxa)
@ -310,14 +309,14 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
pltfm_host = sdhci_priv(host);
pltfm_host->priv = pxa;
clk = devm_clk_get(dev, NULL);
if (IS_ERR(clk)) {
pxa->clk_io = devm_clk_get(dev, NULL);
if (IS_ERR(pxa->clk_io)) {
dev_err(dev, "failed to get io clock\n");
ret = PTR_ERR(clk);
ret = PTR_ERR(pxa->clk_io);
goto err_clk_get;
}
pltfm_host->clk = clk;
clk_prepare_enable(clk);
pltfm_host->clk = pxa->clk_io;
clk_prepare_enable(pxa->clk_io);
/* enable 1/8V DDR capable */
host->mmc->caps |= MMC_CAP_1_8V_DDR;
@ -390,7 +389,7 @@ err_add_host:
pm_runtime_disable(&pdev->dev);
err_of_parse:
err_cd_req:
clk_disable_unprepare(clk);
clk_disable_unprepare(pxa->clk_io);
err_clk_get:
err_mbus_win:
sdhci_pltfm_free(pdev);
@ -401,12 +400,13 @@ static int sdhci_pxav3_remove(struct platform_device *pdev)
{
struct sdhci_host *host = platform_get_drvdata(pdev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_pxa *pxa = pltfm_host->priv;
pm_runtime_get_sync(&pdev->dev);
sdhci_remove_host(host, 1);
pm_runtime_disable(&pdev->dev);
clk_disable_unprepare(pltfm_host->clk);
clk_disable_unprepare(pxa->clk_io);
sdhci_pltfm_free(pdev);
@ -446,13 +446,14 @@ static int sdhci_pxav3_runtime_suspend(struct device *dev)
{
struct sdhci_host *host = dev_get_drvdata(dev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_pxa *pxa = pltfm_host->priv;
unsigned long flags;
spin_lock_irqsave(&host->lock, flags);
host->runtime_suspended = true;
spin_unlock_irqrestore(&host->lock, flags);
clk_disable_unprepare(pltfm_host->clk);
clk_disable_unprepare(pxa->clk_io);
return 0;
}
@ -461,9 +462,10 @@ static int sdhci_pxav3_runtime_resume(struct device *dev)
{
struct sdhci_host *host = dev_get_drvdata(dev);
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_pxa *pxa = pltfm_host->priv;
unsigned long flags;
clk_prepare_enable(pltfm_host->clk);
clk_prepare_enable(pxa->clk_io);
spin_lock_irqsave(&host->lock, flags);
host->runtime_suspended = false;