Re: [PATCH 12/14] DEVICETREE: Add bindings for PIC32 SDHC host controller

[Joshua Henderson <joshua.henderson@microchip.com>]

Hi Sergei,

On 11/21/2015 8:19 AM, Sergei Shtylyov wrote:
> Hello.
> 
> On 11/21/2015 3:17 AM, Joshua Henderson wrote:
> 
>> From: Andrei Pistirica <andrei.pistirica@microchip.com>
>>
>> Document the devicetree bindings for the SDHC peripheral found on
>> Microchip PIC32 class devices.
>>
>> Signed-off-by: Andrei Pistirica <andrei.pistirica@microchip.com>
>> Signed-off-by: Joshua Henderson <joshua.henderson@microchip.com>
>> ---
>>   .../devicetree/bindings/mmc/sdhci-pic32.txt        |   24 ++++++++++++++++++++
>>   1 file changed, 24 insertions(+)
>>   create mode 100644 Documentation/devicetree/bindings/mmc/sdhci-pic32.txt
>>
>> diff --git a/Documentation/devicetree/bindings/mmc/sdhci-pic32.txt b/Documentation/devicetree/bindings/mmc/sdhci-pic32.txt
>> new file mode 100644
>> index 0000000..f16388c
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/mmc/sdhci-pic32.txt
>> @@ -0,0 +1,24 @@
>> +* Microchip PIC32 SDHCI Controller
>> +
>> +This file documents differences between the core properties in mmc.txt
>> +and the properties used by the sdhci-pic32 driver.
>> +
>> +Required properties:
>> +- compatible: Should be "microchip,pic32-sdhci"
>> +- reg: Should contain registers location and length
>> +- interrupts: Should contain interrupt
>> +- pinctrl: Should contain pinctrl for data and command lines
> 
>    This is a required prop, yet the example doesn't contain it?
> 

Ack.  Both the required properties and example need to contain pinctrl-names and pinctrl-0, not pinctrl.

>> +
>> +Optional properties:
>> +- no-1-8-v: 1.8V voltage selection not supported
>> +- piomode: disable DMA support
>> +
>> +Example:
>> +
>> +    sdhci@1f8ec000 {
>> +        compatible = "microchip,pic32-sdhci";
>> +        reg = <0x1f8ec000 0x100>;
>> +        interrupts = <SDHC_EVENT DEFAULT_INT_PRI IRQ_TYPE_LEVEL_HIGH>;
>> +        clocks = <&REFCLKO4>, <&PBCLK5>;
>> +        clock-names = "base_clk", "sys_clk";
> 
>    The "clocks" and "clock-names" props are not documented.
> 
> [...]
> 
> MBR, Sergei
> 

Ack.

Thanks for the feedback,
Josh