summaryrefslogtreecommitdiff
path: root/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt')
-rw-r--r--Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt11
1 files changed, 9 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..f46ca9a316a2 100644
--- a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
+++ b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
@@ -16,6 +16,8 @@ Required properties:
future controllers.
Must be "samsung,exynos3250-adc" for
controllers compatible with ADC of Exynos3250.
+ Must be "samsung,exynos7-adc" for
+ the ADC in Exynos7 and compatibles
Must be "samsung,s3c2410-adc" for
the ADC in s3c2410 and compatibles
Must be "samsung,s3c2416-adc" for
@@ -43,13 +45,16 @@ 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 +63,14 @@ 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 +79,7 @@ adc: adc@126C0000 {
clock-names = "adc", "sclk";
vdd-supply = <&buck5_reg>;
+ samsung,syscon-phandle = <&pmu_system_controller>;
};
Example: Adding child nodes in dts file