Hello Chanwoo,
On 18 June 2014 07:51, Chanwoo Choi <cw00.choi@xxxxxxxxxxx> 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.
>
> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
> Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
Changes look good to me.
Reviewed-by: Naveen Krishna Chatradhi <ch.naveen@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..3a5af82 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,exynos3250-adc-v2" for
> + for exynos3250 controllers.
> - 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>;
> };
>
> +Example: adding device info in dtsi file for Exynos3250 with additional sclk
> +
> +adc: adc@126C0000 {
> + compatible = "samsung,exynos3250-adc-v2";
> + reg = <0x126C0000 0x100>, <0x10020718 0x4>;
> + interrupts = <0 137 0>;
> + #io-channel-cells = <1>;
> + io-channel-ranges;
> +
> + clocks = <&cmu CLK_TSADC>, <&cmu CLK_SCLK_TSADC>;
> + clock-names = "adc", "sclk_adc";
> +
> + vdd-supply = <&buck5_reg>;
> +};
>
> Example: Adding child nodes in dts file
>
> --
> 1.8.0
>
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--
Shine bright,
(: Nav :)
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