From b626c8f0d909be88534ab3d25dd9fbffcc884b47 Mon Sep 17 00:00:00 2001 From: Naveen Krishna Chatradhi Date: Tue, 16 Sep 2014 09:58:00 +0100 Subject: [PATCH] Documentation: dt-bindings: update exynos-adc.txt with syscon handle This patch updates the DT bindings for ADC in exynos-adc.txt with the syscon phandle to the ADC nodes. Signed-off-by: Naveen Krishna Chatradhi To: devicetree@vger.kernel.org Acked-by: Kukjin Kim Signed-off-by: Jonathan Cameron --- .../devicetree/bindings/arm/samsung/exynos-adc.txt | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt index 709efaa30841..c36821095393 100644 --- a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt +++ b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt @@ -43,13 +43,16 @@ Required properties: compatible ADC block) - vdd-supply VDD input supply. +- samsung,syscon-phandle Contains the PMU system controller node + (To access the ADC_PHY register on Exynos5250/5420/5800/3250) + Note: child nodes can be added for auto probing from device tree. Example: adding device info in dtsi file adc: adc@12D10000 { compatible = "samsung,exynos-adc-v1"; - reg = <0x12D10000 0x100>, <0x10040718 0x4>; + reg = <0x12D10000 0x100>; interrupts = <0 106 0>; #io-channel-cells = <1>; io-channel-ranges; @@ -58,13 +61,14 @@ adc: adc@12D10000 { clock-names = "adc"; vdd-supply = <&buck5_reg>; + samsung,syscon-phandle = <&pmu_system_controller>; }; Example: adding device info in dtsi file for Exynos3250 with additional sclk adc: adc@126C0000 { compatible = "samsung,exynos3250-adc", "samsung,exynos-adc-v2; - reg = <0x126C0000 0x100>, <0x10020718 0x4>; + reg = <0x126C0000 0x100>; interrupts = <0 137 0>; #io-channel-cells = <1>; io-channel-ranges; @@ -73,6 +77,7 @@ adc: adc@126C0000 { clock-names = "adc", "sclk"; vdd-supply = <&buck5_reg>; + samsung,syscon-phandle = <&pmu_system_controller>; }; Example: Adding child nodes in dts file -- 2.20.1