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author | Marek Szyprowski <m.szyprowski@samsung.com> | 2014-07-11 09:11:43 +0200 |
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committer | Sylwester Nawrocki <s.nawrocki@samsung.com> | 2014-07-11 05:19:34 -0700 |
commit | 25a1cc9be9d934eab9b59c6617851083529e8802 (patch) | |
tree | 36db42eaacb8b143af936cf74e9141e5b743f138 | |
parent | 4c4bcf00327863dc84654dd3d718b2015ed59eea (diff) | |
download | linux-3.10-25a1cc9be9d934eab9b59c6617851083529e8802.tar.gz linux-3.10-25a1cc9be9d934eab9b59c6617851083529e8802.tar.bz2 linux-3.10-25a1cc9be9d934eab9b59c6617851083529e8802.zip |
ARM: dts: exynos4412-odroid*: fix T-FLASH hotplug detection
TFLASH (SDHCI2 controller) uses internal card detect line, but it looks
that the driver fails to operate it properly. As a workaround use GPIO
interrupt on SD_CDn line for detecting SD card state.
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Change-Id: I5b90ae5fcfd205349be7bdff1e6af199713b3a47
-rw-r--r-- | arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi index fd50d71be75..1aa270f8e03 100644 --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi @@ -77,8 +77,10 @@ sdhci@12530000 { bus-width = <4>; - pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_cd &sd2_bus4>; + pinctrl-0 = <&sd2_clk &sd2_cmd &sd2_bus4 &sd_cdn>; pinctrl-names = "default"; + cd-gpios = <&gpk2 2 0>; + cd-inverted; status = "okay"; }; @@ -544,6 +546,11 @@ samsung,pin-pud = <0>; }; + sd_cdn: sd_cdn { + samsung,pins = "gpk2-2"; + samsung,pin-pud = <0>; + }; + gpio_home_key: home_key { samsung,pins = "gpx2-2"; samsung,pin-pud = <1>; |