mmc: omap_hsmmc: use mmc_of_parse to parse common mmc configuration.

This ensures that all standard options are available to hsmmc,
In particular, I need cap-power-off-card.

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 08c65e01b5474a4a1015cb639c5cdb66354e1f5a..f84cfb01716d777d159a9bbabf14b4176098b45b 100644 (file)
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -1929,13 +1929,6 @@ static struct omap_hsmmc_platform_data *of_get_hsmmc_pdata(struct device *dev)
 {
        struct omap_hsmmc_platform_data *pdata;
        struct device_node *np = dev->of_node;
-       u32 bus_width, max_freq;
-       int cd_gpio, wp_gpio;
-
-       cd_gpio = of_get_named_gpio(np, "cd-gpios", 0);
-       wp_gpio = of_get_named_gpio(np, "wp-gpios", 0);
-       if (cd_gpio == -EPROBE_DEFER || wp_gpio == -EPROBE_DEFER)
-               return ERR_PTR(-EPROBE_DEFER);
 
        pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
        if (!pdata)
@@ -1944,34 +1937,20 @@ static struct omap_hsmmc_platform_data *of_get_hsmmc_pdata(struct device *dev)
        if (of_find_property(np, "ti,dual-volt", NULL))
                pdata->controller_flags |= OMAP_HSMMC_SUPPORTS_DUAL_VOLT;
 
-       pdata->switch_pin = cd_gpio;
-       pdata->gpio_wp = wp_gpio;
+       pdata->switch_pin = -EINVAL;
+       pdata->gpio_wp = -EINVAL;
 
        if (of_find_property(np, "ti,non-removable", NULL)) {
                pdata->nonremovable = true;
                pdata->no_regulator_off_init = true;
        }
-       of_property_read_u32(np, "bus-width", &bus_width);
-       if (bus_width == 4)
-               pdata->caps |= MMC_CAP_4_BIT_DATA;
-       else if (bus_width == 8)
-               pdata->caps |= MMC_CAP_8_BIT_DATA;
 
        if (of_find_property(np, "ti,needs-special-reset", NULL))
                pdata->features |= HSMMC_HAS_UPDATED_RESET;
 
-       if (!of_property_read_u32(np, "max-frequency", &max_freq))
-               pdata->max_freq = max_freq;
-
        if (of_find_property(np, "ti,needs-special-hs-handling", NULL))
                pdata->features |= HSMMC_HAS_HSPE_SUPPORT;
 
-       if (of_find_property(np, "keep-power-in-suspend", NULL))
-               pdata->pm_caps |= MMC_PM_KEEP_POWER;
-
-       if (of_find_property(np, "enable-sdio-wakeup", NULL))
-               pdata->pm_caps |= MMC_PM_WAKE_SDIO_IRQ;
-
        return pdata;
 }
 #else
@@ -2029,6 +2008,10 @@ static int omap_hsmmc_probe(struct platform_device *pdev)
                goto err;
        }
 
+       ret = mmc_of_parse(mmc);
+       if (ret)
+               goto err1;
+
        host            = mmc_priv(mmc);
        host->mmc       = mmc;
        host->pdata     = pdata;
@@ -2057,7 +2040,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev)
 
        if (pdata->max_freq > 0)
                mmc->f_max = pdata->max_freq;
-       else
+       else if (mmc->f_max == 0)
                mmc->f_max = OMAP_MMC_MAX_CLOCK;
 
        spin_lock_init(&host->irq_lock);
@@ -2111,7 +2094,7 @@ static int omap_hsmmc_probe(struct platform_device *pdev)
        if (mmc_pdata(host)->nonremovable)
                mmc->caps |= MMC_CAP_NONREMOVABLE;
 
-       mmc->pm_caps = mmc_pdata(host)->pm_caps;
+       mmc->pm_caps |= mmc_pdata(host)->pm_caps;
 
        omap_hsmmc_conf_bus_power(host);