[PATCH 1/4] iio: adc: Document the regulator/clocks for exynos-adc

From: Doug Anderson
Date: Tue Mar 12 2013 - 19:14:53 EST


The exynos ADC won't work without a regulator called "vdd" and a clock
called "adc". Document this fact in the device tree bindings.

Signed-off-by: Doug Anderson <dianders@xxxxxxxxxxxx>
---
Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt | 8 ++++++++
1 file changed, 8 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
index f686378..96db940 100644
--- a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
+++ b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
@@ -20,6 +20,9 @@ Required properties:
format is being dependent on which interrupt controller
the Samsung device uses.
- #io-channel-cells = <1>; As ADC has multiple outputs
+- clocks From common clock binding: handle to adc clock.
+- clock-names From common clock binding: Shall be "adc".
+- vdd-supply VDD input supply.

Note: child nodes can be added for auto probing from device tree.

@@ -31,6 +34,11 @@ adc: adc@12D10000 {
interrupts = <0 106 0>;
#io-channel-cells = <1>;
io-channel-ranges;
+
+ clocks = <&clock 303>;
+ clock-names = "adc";
+
+ vdd-supply = <&buck5_reg>;
};


--
1.8.1.3

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