From 2391b340ca5b7dd041a2bf86afe12bc004acb583 Mon Sep 17 00:00:00 2001 From: Mylene JOSSERAND Date: Mon, 30 Mar 2015 23:39:25 +0200 Subject: [PATCH] mmc: sdhci-tegra: convert to use GPIO descriptors Modify the driver to handle GPIOs using the descriptor API. Signed-off-by: Mylene JOSSERAND Reviewed-by: Alexandre Courbot Tested-by: Alexandre Courbot Signed-off-by: Ulf Hansson --- drivers/mmc/host/sdhci-tegra.c | 32 ++++++++------------------------ 1 file changed, 8 insertions(+), 24 deletions(-) diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index 93834ab6c3a3..ad28b49f0203 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -20,11 +20,10 @@ #include #include #include -#include -#include #include #include #include +#include #include "sdhci-pltfm.h" @@ -49,7 +48,7 @@ struct sdhci_tegra_soc_data { struct sdhci_tegra { const struct sdhci_tegra_soc_data *soc_data; - int power_gpio; + struct gpio_desc *power_gpio; }; static u16 tegra_sdhci_readw(struct sdhci_host *host, int reg) @@ -246,17 +245,6 @@ static const struct of_device_id sdhci_tegra_dt_match[] = { }; MODULE_DEVICE_TABLE(of, sdhci_tegra_dt_match); -static int sdhci_tegra_parse_dt(struct device *dev) -{ - struct device_node *np = dev->of_node; - struct sdhci_host *host = dev_get_drvdata(dev); - struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host); - struct sdhci_tegra *tegra_host = pltfm_host->priv; - - tegra_host->power_gpio = of_get_named_gpio(np, "power-gpios", 0); - return mmc_of_parse(host->mmc); -} - static int sdhci_tegra_probe(struct platform_device *pdev) { const struct of_device_id *match; @@ -286,19 +274,15 @@ static int sdhci_tegra_probe(struct platform_device *pdev) tegra_host->soc_data = soc_data; pltfm_host->priv = tegra_host; - rc = sdhci_tegra_parse_dt(&pdev->dev); + rc = mmc_of_parse(host->mmc); if (rc) goto err_parse_dt; - if (gpio_is_valid(tegra_host->power_gpio)) { - rc = devm_gpio_request(&pdev->dev, tegra_host->power_gpio, - "sdhci_power"); - if (rc) { - dev_err(mmc_dev(host->mmc), - "failed to allocate power gpio\n"); - goto err_power_req; - } - gpio_direction_output(tegra_host->power_gpio, 1); + tegra_host->power_gpio = devm_gpiod_get_optional(&pdev->dev, "power", + GPIOD_OUT_HIGH); + if (IS_ERR(tegra_host->power_gpio)) { + rc = PTR_ERR(tegra_host->power_gpio); + goto err_power_req; } clk = devm_clk_get(mmc_dev(host->mmc), NULL); -- 2.39.5