[PATCH v5 1/1] arm64: dts: Add the arasan sdhc nodes in apm-storm.dtsi.

Suman Tripathi stripathi at apm.com
Tue May 5 22:11:07 PDT 2015


On Wed, May 6, 2015 at 1:11 AM, Rob Herring <robherring2 at gmail.com> wrote:
> On Tue, May 5, 2015 at 4:17 AM, Suman Tripathi <stripathi at apm.com> wrote:
>> This patch adds the arasan sdhc nodes to reuse the of-arasan
>> driver for APM X-Gene SoC.
>>
>> Signed-off-by: Suman Tripathi <stripathi at apm.com>
>> ---
>>  arch/arm64/boot/dts/apm/apm-mustang.dts |  4 +++
>>  arch/arm64/boot/dts/apm/apm-storm.dtsi  | 44 +++++++++++++++++++++++++++++++++
>>  2 files changed, 48 insertions(+)
>
> [...]
>
>> @@ -533,6 +567,16 @@
>>                         interrupts = <0x0 0x4f 0x4>;
>>                 };
>>
>> +               sdhc0: sdhc at 1c000000 {
>> +                       device_type = "sdhc";
>
> device_type generally should not be used (there are a few exceptions).

Okay !!

>
>> +                       compatible = "arasan,sdhci-4.9a";
>
> If you ever have an integration or xgene specific problem, you need a
> chip specific compatible.

No it;s a IP level problem. If it's a SoC level then probably we
cann't reuse the existing  arasan version. If anything happens
in future we might need our own version.

>
> Rob



-- 
Thanks,
with regards,
Suman Tripathi



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