diff options
Diffstat (limited to 'drivers/mmc/host/wmt-sdmmc.c')
| -rw-r--r-- | drivers/mmc/host/wmt-sdmmc.c | 39 |
1 files changed, 7 insertions, 32 deletions
diff --git a/drivers/mmc/host/wmt-sdmmc.c b/drivers/mmc/host/wmt-sdmmc.c index 9aa3027ca25e..1b1d691e19fc 100644 --- a/drivers/mmc/host/wmt-sdmmc.c +++ b/drivers/mmc/host/wmt-sdmmc.c @@ -21,7 +21,6 @@ #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> -#include <linux/of_device.h> #include <linux/mmc/host.h> #include <linux/mmc/mmc.h> @@ -775,7 +774,7 @@ static int wmt_mci_probe(struct platform_device *pdev) goto fail1; } - mmc = mmc_alloc_host(sizeof(struct wmt_mci_priv), &pdev->dev); + mmc = devm_mmc_alloc_host(&pdev->dev, sizeof(*priv)); if (!mmc) { dev_err(&pdev->dev, "Failed to allocate mmc_host\n"); ret = -ENOMEM; @@ -802,16 +801,14 @@ static int wmt_mci_probe(struct platform_device *pdev) priv->power_inverted = 0; priv->cd_inverted = 0; - if (of_get_property(np, "sdon-inverted", NULL)) - priv->power_inverted = 1; - if (of_get_property(np, "cd-inverted", NULL)) - priv->cd_inverted = 1; + priv->power_inverted = of_property_read_bool(np, "sdon-inverted"); + priv->cd_inverted = of_property_read_bool(np, "cd-inverted"); priv->sdmmc_base = of_iomap(np, 0); if (!priv->sdmmc_base) { dev_err(&pdev->dev, "Failed to map IO space\n"); ret = -ENOMEM; - goto fail2; + goto fail1; } priv->irq_regular = regular_irq; @@ -876,17 +873,14 @@ fail4: free_irq(regular_irq, priv); fail3: iounmap(priv->sdmmc_base); -fail2: - mmc_free_host(mmc); fail1: return ret; } -static int wmt_mci_remove(struct platform_device *pdev) +static void wmt_mci_remove(struct platform_device *pdev) { struct mmc_host *mmc; struct wmt_mci_priv *priv; - struct resource *res; u32 reg_tmp; mmc = platform_get_drvdata(pdev); @@ -914,17 +908,9 @@ static int wmt_mci_remove(struct platform_device *pdev) clk_disable_unprepare(priv->clk_sdmmc); clk_put(priv->clk_sdmmc); - res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(res->start, resource_size(res)); - - mmc_free_host(mmc); - dev_info(&pdev->dev, "WMT MCI device removed\n"); - - return 0; } -#ifdef CONFIG_PM static int wmt_mci_suspend(struct device *dev) { u32 reg_tmp; @@ -976,18 +962,7 @@ static int wmt_mci_resume(struct device *dev) return 0; } -static const struct dev_pm_ops wmt_mci_pm = { - .suspend = wmt_mci_suspend, - .resume = wmt_mci_resume, -}; - -#define wmt_mci_pm_ops (&wmt_mci_pm) - -#else /* !CONFIG_PM */ - -#define wmt_mci_pm_ops NULL - -#endif +static DEFINE_SIMPLE_DEV_PM_OPS(wmt_mci_pm_ops, wmt_mci_suspend, wmt_mci_resume); static struct platform_driver wmt_mci_driver = { .probe = wmt_mci_probe, @@ -995,7 +970,7 @@ static struct platform_driver wmt_mci_driver = { .driver = { .name = DRIVER_NAME, .probe_type = PROBE_PREFER_ASYNCHRONOUS, - .pm = wmt_mci_pm_ops, + .pm = pm_sleep_ptr(&wmt_mci_pm_ops), .of_match_table = wmt_mci_dt_ids, }, }; |