* Support HDMI display data channel I2C #2 is assigned for the HDMI DDC. It enables the EDID access. * GPIO for HDMI hot plug detect GPX3_7 is used. The HPD awareness is done when the GPIO is active high and single ended. * Enable HDMI block in Exynos5420 HDMI PLL consumes 1.0V LDO6 (PVDD_ANAIP_1V0) and HDMI oscillator requires 1.8V LDO7 (PVDD_ANAIP_1V8). Cc: Kukjin Kim <kgene@xxxxxxxxxx> Cc: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx> Cc: David Airlie <airlied@xxxxxxxx> Cc: Inki Dae <inki.dae@xxxxxxxxxxx> Cc: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx> Cc: Seung-Woo Kim <sw0312.kim@xxxxxxxxxxx> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> Cc: Rob Herring <robh+dt@xxxxxxxxxx> Cc: devicetree@xxxxxxxxxxxxxxx Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx Cc: linux-samsung-soc@xxxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx Signed-off-by: Milo Kim <woogyom.kim@xxxxxxxxx> --- arch/arm/boot/dts/exynos5420-arndale-octa.dts | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts index 39a3b81..df362a2 100644 --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts @@ -70,6 +70,23 @@ status = "disabled"; }; +&i2c_2 { + samsung,i2c-slave-addr = <0x50>; + status = "okay"; + + hdmiddc@50 { + compatible = "samsung,exynos4210-hdmiddc"; + reg = <0x50>; + }; +}; + +&hdmi { + hpd-gpios = <&gpx3 7 GPIO_OPEN_SOURCE>; + vdd_osc-supply = <&ldo7_reg>; + vdd_pll-supply = <&ldo6_reg>; + status = "okay"; +}; + &hsi2c_4 { status = "okay"; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html