[PATCH] ARM: dts: Modify SPI nodes according generic DMA DT bindings

Padma Venkat padma.kvr at gmail.com
Tue Mar 5 05:19:48 EST 2013


On Tue, Mar 5, 2013 at 3:36 PM, Sachin Kamat <sachin.kamat at linaro.org> wrote:
> On 5 March 2013 15:34, Padmavathi Venna <padma.v at samsung.com> wrote:
>> This patch removes custom way of adding spi dma channels and
>> adds according to new generic DMA DT bindings on samsung exynos4
>> and exynos5440 platforms.
>>
>> Signed-off-by: Padmavathi Venna <padma.v at samsung.com>
>> ---
>>  arch/arm/boot/dts/exynos4.dtsi    |   15 +++++++++------
>>  arch/arm/boot/dts/exynos5440.dtsi |    5 +++--
>>  2 files changed, 12 insertions(+), 8 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi
>> index 1a62bcf..2449651 100644
>> --- a/arch/arm/boot/dts/exynos4.dtsi
>> +++ b/arch/arm/boot/dts/exynos4.dtsi
>> @@ -235,8 +235,9 @@
>>                 compatible = "samsung,exynos4210-spi";
>>                 reg = <0x13920000 0x100>;
>>                 interrupts = <0 66 0>;
>> -               tx-dma-channel = <&pdma0 7>; /* preliminary */
>> -               rx-dma-channel = <&pdma0 6>; /* preliminary */
>> +               dmas = <&pdma0 7
>> +                       &pdma0 6>;
>> +               dma-names = "tx", "rx";
>>                 #address-cells = <1>;
>>                 #size-cells = <0>;
>>                 status = "disabled";
>> @@ -246,8 +247,9 @@
>>                 compatible = "samsung,exynos4210-spi";
>>                 reg = <0x13930000 0x100>;
>>                 interrupts = <0 67 0>;
>> -               tx-dma-channel = <&pdma1 7>; /* preliminary */
>> -               rx-dma-channel = <&pdma1 6>; /* preliminary */
>> +               dmas = <&pdma0 7
>> +                       &pdma0 6>;
>
> Shouldn't these be pdma1 as was earlier?

Oops, It's my mistake. Will repost this.

Thanks
Padma



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