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| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2015-02-04 18:35:58 +0300 |
|---|---|---|
| committer | Kukjin Kim <kgene@kernel.org> | 2015-02-26 22:44:55 +0300 |
| commit | 1056a273ec2ce4446e38598c08ef782bbfe9bdc3 (patch) | |
| tree | 3fccaee7ddd09197f61fd0661fe04e4ef265d9e9 /arch/arm/boot/dts/exynos5422-odroidxu3.dts | |
| parent | 225da7e65a03d7b730ccb201f8acb6afde5eb40b (diff) | |
| download | linux-1056a273ec2ce4446e38598c08ef782bbfe9bdc3.tar.xz | |
ARM: dts: add eMMC reset line for exynos5422-odroidxu3
This patch adds reset-gpios property to the eMMC slot, so the MMC driver
is able to properly reset eMMC card on system restart and thus fixes
system hang on software reboot.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kukjin Kim <kgene@kernel.org>
Diffstat (limited to 'arch/arm/boot/dts/exynos5422-odroidxu3.dts')
| -rw-r--r-- | arch/arm/boot/dts/exynos5422-odroidxu3.dts | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts index a519c863248d..790fb4ce295d 100644 --- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts +++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts @@ -264,6 +264,13 @@ }; }; + emmc_pwrseq: pwrseq { + pinctrl-0 = <&emmc_nrst_pin>; + pinctrl-names = "default"; + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpd1 0 1>; + }; + i2c_2: i2c@12C80000 { samsung,i2c-sda-delay = <100>; samsung,i2c-max-bus-freq = <66000>; @@ -298,6 +305,7 @@ &mmc_0 { status = "okay"; + mmc-pwrseq = <&emmc_pwrseq>; broken-cd; card-detect-delay = <200>; samsung,dw-mshc-ciu-div = <3>; @@ -330,6 +338,15 @@ }; }; +&pinctrl_1 { + emmc_nrst_pin: emmc-nrst { + samsung,pins = "gpd1-0"; + samsung,pin-function = <0>; + samsung,pin-pud = <0>; + samsung,pin-drv = <0>; + }; +}; + &usbdrd_dwc3_0 { dr_mode = "host"; }; |