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path: root/drivers/mmc/host/sdhci-tegra.c
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Diffstat (limited to 'drivers/mmc/host/sdhci-tegra.c')
-rw-r--r--drivers/mmc/host/sdhci-tegra.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c
index b38d8a78f6a0..0810ccc23d7e 100644
--- a/drivers/mmc/host/sdhci-tegra.c
+++ b/drivers/mmc/host/sdhci-tegra.c
@@ -223,6 +223,7 @@ static struct tegra_sdhci_platform_data * __devinit sdhci_tegra_dt_parse_pdata(
{
struct tegra_sdhci_platform_data *plat;
struct device_node *np = pdev->dev.of_node;
+ u32 bus_width;
if (!np)
return NULL;
@@ -236,7 +237,9 @@ static struct tegra_sdhci_platform_data * __devinit sdhci_tegra_dt_parse_pdata(
plat->cd_gpio = of_get_named_gpio(np, "cd-gpios", 0);
plat->wp_gpio = of_get_named_gpio(np, "wp-gpios", 0);
plat->power_gpio = of_get_named_gpio(np, "power-gpios", 0);
- if (of_find_property(np, "support-8bit", NULL))
+
+ if (of_property_read_u32(np, "bus-width", &bus_width) == 0 &&
+ bus_width == 8)
plat->is_8bit = 1;
return plat;
@@ -334,7 +337,7 @@ static int __devinit sdhci_tegra_probe(struct platform_device *pdev)
rc = PTR_ERR(clk);
goto err_clk_get;
}
- clk_enable(clk);
+ clk_prepare_enable(clk);
pltfm_host->clk = clk;
host->mmc->pm_caps = plat->pm_flags;
@@ -349,7 +352,7 @@ static int __devinit sdhci_tegra_probe(struct platform_device *pdev)
return 0;
err_add_host:
- clk_disable(pltfm_host->clk);
+ clk_disable_unprepare(pltfm_host->clk);
clk_put(pltfm_host->clk);
err_clk_get:
if (gpio_is_valid(plat->wp_gpio))
@@ -390,7 +393,7 @@ static int __devexit sdhci_tegra_remove(struct platform_device *pdev)
if (gpio_is_valid(plat->power_gpio))
gpio_free(plat->power_gpio);
- clk_disable(pltfm_host->clk);
+ clk_disable_unprepare(pltfm_host->clk);
clk_put(pltfm_host->clk);
sdhci_pltfm_free(pdev);