Odroid-X, -X2, -XU3 and -XU4 have SOC-ADC routed to an external connector. Enable the ADC for use as iio-device. Signed-off-by: Markus Reichl <m.reichl@xxxxxxxxxxxxx> --- Tested on X, XU3 and XU4. --- arch/arm/boot/dts/exynos4412-odroid-common.dtsi | 5 +++++ arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi | 11 +++++++++++ 2 files changed, 16 insertions(+) diff --git a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi index 8aa19ba..6f26b3d 100644 --- a/arch/arm/boot/dts/exynos4412-odroid-common.dtsi +++ b/arch/arm/boot/dts/exynos4412-odroid-common.dtsi @@ -478,6 +478,11 @@ }; }; +&adc { + vdd-supply = <&ldo10_reg>; + status = "okay"; +}; + &i2c_1 { status = "okay"; max98090: max98090@10 { diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi index 246d298..a8e1986 100644 --- a/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi +++ b/arch/arm/boot/dts/exynos5422-odroidxu3-common.dtsi @@ -147,6 +147,11 @@ }; }; +&adc { + vdd-supply = <&ldo4_reg>; + status = "okay"; +}; + &bus_wcore { devfreq-events = <&nocp_mem0_0>, <&nocp_mem0_1>, <&nocp_mem1_0>, <&nocp_mem1_1>; @@ -293,6 +298,12 @@ regulator-max-microvolt = <1800000>; }; + ldo4_reg: LDO4 { + regulator-name = "vdd_adc"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + }; + ldo5_reg: LDO5 { regulator-name = "vdd_ldo5"; regulator-min-microvolt = <1800000>; -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html