* GPIO for HDMI hot plug detect GPX3_7 is used. The HPD awareness is done when the GPIO is active high.
* Enable HDMI block in Exynos5420 HDMI VDD and PLL consume 1.0V LDO6 (PVDD_ANAIP_1V0) and HDMI oscillator requires 1.8V LDO7 (PVDD_ANAIP_1V8). * Support HDMI display data channel I2C #2 is assigned for the HDMI DDC. It enables the EDID access. Cc: Kukjin Kim <[email protected]> Cc: Krzysztof Kozlowski <[email protected]> Cc: Rob Herring <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Signed-off-by: Milo Kim <[email protected]> --- arch/arm/boot/dts/exynos5420-arndale-octa.dts | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/arch/arm/boot/dts/exynos5420-arndale-octa.dts b/arch/arm/boot/dts/exynos5420-arndale-octa.dts index 39a3b81..d2ad48e 100644 --- a/arch/arm/boot/dts/exynos5420-arndale-octa.dts +++ b/arch/arm/boot/dts/exynos5420-arndale-octa.dts @@ -70,6 +70,15 @@ status = "disabled"; }; +&hdmi { + hpd-gpios = <&gpx3 7 GPIO_ACTIVE_HIGH>; + vdd_osc-supply = <&ldo7_reg>; + vdd_pll-supply = <&ldo6_reg>; + vdd-supply = <&ldo6_reg>; + ddc = <&i2c_2>; + status = "okay"; +}; + &hsi2c_4 { status = "okay"; @@ -347,6 +356,10 @@ }; }; +&i2c_2 { + status = "okay"; +}; + &mmc_0 { status = "okay"; broken-cd; -- 2.9.3
