AcoSail/kernel_optimize_test
8
0
Fork 0
forked from luck/tmp_suning_uos_patched
Code Pull Requests Activity

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

Browse Source 
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>
This commit is contained in:
NeilBrown 2015-01-13 08:23:18 +13:00 committed by Ulf Hansson
parent 41afa31419
commit fdb9de129e
1 changed files with 8 additions and 25 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
drivers/mmc/host/omap_hsmmc.c
View File

@ -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);