Re: [PATCH] ARM: dts: Add I2S dt node for Exynos3250

From: Chanwoo Choi
Date: Fri Jul 04 2014 - 05:18:22 EST


Dear Kukjin and Tomasz,

On 07/04/2014 05:05 PM, Tomasz Figa wrote:
> Hi Chanwoo,
>
> On 03.07.2014 09:52, Chanwoo Choi wrote:
>> From: Tomasz Figa <t.figa@xxxxxxxxxxx>
>>
>> This patch add I2S (Inter-IC Sound) dt node which supports 1-port stereo
>> (1 channels) IIS-bus for audio interface with DMA-based operation.
>>
>> Signed-off-by: Tomasz Figa <t.figa@xxxxxxxxxxx>
>> Signed-off-by: Inha Song <ideal.song@xxxxxxxxxxx>
>> Tested-by: Inha Song <ideal.song@xxxxxxxxxxx>
>> Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
>> Acked-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
>> ---
>> arch/arm/boot/dts/exynos3250.dtsi | 13 +++++++++++++
>> 1 file changed, 13 insertions(+)
>>
>> diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
>> index 1f8384f..e9017ef 100644
>> --- a/arch/arm/boot/dts/exynos3250.dtsi
>> +++ b/arch/arm/boot/dts/exynos3250.dtsi
>> @@ -644,6 +644,19 @@
>> status = "disabled";
>> };
>>
>> + i2s: i2s@13970000 {
>
> Shouldn't the label be rather called "i2s2" as the pinctrl entry below
> suggests?
>
>> + compatible = "samsung,s3c6410-i2s";
>> + reg = <0x13970000 0x100>;
>> + interrupts = <0 126 0>;
>> + clocks = <&cmu CLK_I2S>, <&cmu CLK_SCLK_I2S>;
>> + clock-names = "iis", "i2s_opclk0";
>> + dmas = <&pdma0 14>, <&pdma0 13>;
>> + dma-names = "tx", "rx";
>> + pinctrl-0 = <&i2s2_bus>;
>> + pinctrl-name = "default";
>
> "pinctrl-name" is not a valid property. I suppose it should be
> "pinctrl-names".

I modify this patch as following. If you confirm following patch, I'll re-send patchset(v2).

diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index 3e678fa..77a06df 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -425,6 +425,19 @@
status = "disabled";
};

+ i2s2: i2s@13970000 {
+ compatible = "samsung,s3c6410-i2s";
+ reg = <0x13970000 0x100>;
+ interrupts = <0 126 0>;
+ clocks = <&cmu CLK_I2S>, <&cmu CLK_SCLK_I2S>;
+ clock-names = "iis", "i2s_opclk0";
+ dmas = <&pdma0 14>, <&pdma0 13>;
+ dma-names = "tx", "rx";
+ pinctrl-0 = <&i2s2_bus>;
+ pinctrl-names = "default";
+ status = "disabled";
+ };
+
pwm: pwm@139D0000 {
compatible = "samsung,exynos4210-pwm";
reg = <0x139D0000 0x1000>;
--
1.8.0


Best Regards,
Chanwoo Choi

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