Hi Chanwoo,
On 16.04.2014 12:11, Chanwoo Choi wrote:
This patch add DT binding documentation for Exynos3250 ADC IP. Exynos3250 has
special clock ('sclk_tsadc') for ADC which provide clock to internal ADC.
Cc: Rob Herring <robh+dt@xxxxxxxxxx>
Cc: Pawel Moll <pawel.moll@xxxxxxx>
Cc: Mark Rutland <mark.rutland@xxxxxxx>
Cc: Ian Campbell <ijc+devicetree@xxxxxxxxxxxxxx>
Cc: Kumar Gala <galak@xxxxxxxxxxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Kukjin Kim <kgene.kim@xxxxxxxxxxx>
Cc: Naveen Krishna Chatradhi <ch.naveen@xxxxxxxxxxx>
Cc: Tomasz Figa <t.figa@xxxxxxxxxxx>
Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
---
.../devicetree/bindings/arm/samsung/exynos-adc.txt | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
index 5d49f2b..7532ec3 100644
--- a/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
+++ b/Documentation/devicetree/bindings/arm/samsung/exynos-adc.txt
@@ -14,6 +14,8 @@ Required properties:
for exynos4412/5250 controllers.
Must be "samsung,exynos-adc-v2" for
future controllers.
+ Must be "samsung,exynos-adc-v3" for
+ for exynos3250 controllers.
I don't think adc-v3 is correct here. It looks like a normal V2 with
additional special clock input. Possibly "samsung,exynos3250-adc-v2" or
"samsung,exynos-adc-v2-sclk" would be better choices.
- reg: Contains ADC register address range (base address and
length) and the address of the phy enable register.
- interrupts: Contains the interrupt information for the timer. The
@@ -21,7 +23,11 @@ Required properties:
the Samsung device uses.
- #io-channel-cells = <1>; As ADC has multiple outputs
- clocks From common clock binding: handle to adc clock.
+ From common clock binding: handle to sclk_tsadc clock
+ if using Exynos3250.
- clock-names From common clock binding: Shall be "adc".
+ From common clock binding: Shall be "sclk_tsadc"
+ if using Exynos3250.
- vdd-supply VDD input supply.
Note: child nodes can be added for auto probing from device tree.
@@ -41,6 +47,20 @@ adc: adc@12D10000 {
vdd-supply = <&buck5_reg>;
};
+If Exynos3250 uses ADC,
Please keep proper formatting:
Example: Node for ADC of Exynos3250 with additional special clock
Best regards,
Tomasz
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