Add pin state information for DP HPD support that requires
pin configuration support using pinctrl interface.
Signed-off-by: Jingoo Han <jg1.han@xxxxxxxxxxx>
---
Tested on Exynos5250
arch/arm/boot/dts/exynos5250-pinctrl.dtsi | 7 +++++++
arch/arm/boot/dts/exynos5250-smdk5250.dts | 3 +++
2 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
index d1650fb..e9cdee3 100644
--- a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
+++ b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
@@ -553,6 +553,13 @@
samsung,pin-pud = <0>;
samaung,pin-drv = <0>;
};
+
+ dp_hpd: dp_hpd {
+ samsung,pins = "gpx0-7";
+ samsung,pin-function = <3>;
+ samsung,pin-pud = <0>;
+ samaung,pin-drv = <0>;
+ };
};
pinctrl@13400000 {
diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts b/arch/arm/boot/dts/exynos5250-smdk5250.dts
index 3e0c792..d53ea34 100644
--- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
@@ -224,6 +224,9 @@
samsung,color-depth = <1>;
samsung,link-rate = <0x0a>;
samsung,lane-count = <4>;
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&dp_hpd>;
};
display-timings {
--
1.7.2.5
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