HDMI-HPD was set active low, moreover by default pincontrol
chip sets pull-down on the pin. As a result HDMI driver
assumes TV is always connected regardless of actual state.
The patch fixes it.
Signed-off-by: Andrzej Hajda <a.ha...@samsung.com>
---
arch/arm/boot/dts/exynos5250-arndale.dts | 4 +++-
arch/arm/boot/dts/exynos5250-pinctrl.dtsi | 5 +++++
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/exynos5250-arndale.dts
b/arch/arm/boot/dts/exynos5250-arndale.dts
index 591023391f7d..26bae5157177 100644
--- a/arch/arm/boot/dts/exynos5250-arndale.dts
+++ b/arch/arm/boot/dts/exynos5250-arndale.dts
@@ -210,9 +210,11 @@
};
&hdmi {
+ pinctrl-names = "default";
+ pinctrl-0 = <&hdmi_hpd>;
status = "okay";
ddc = <&i2c_ddc>;
- hpd-gpios = <&gpx3 7 GPIO_ACTIVE_LOW>;
+ hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>;
vdd_osc-supply = <&ldo10_reg>;
vdd_pll-supply = <&ldo8_reg>;
vdd-supply = <&ldo8_reg>;
diff --git a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
index b25d520393b8..d31a68672bfa 100644
--- a/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
+++ b/arch/arm/boot/dts/exynos5250-pinctrl.dtsi
@@ -599,6 +599,11 @@
samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
};
+
+ hdmi_hpd: hdmi-hpd {
+ samsung,pins = "gpx3-7";
+ samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
+ };
};
&pinctrl_1 {
--
2.18.0
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