[PATCH linux-next v5 07/13] dt-bindings: mfd: Add a document for PECI client mfd
Jae Hyun Yoo
jae.hyun.yoo at linux.intel.com
Tue Jun 19 03:11:58 AEST 2018
On 6/17/2018 11:03 PM, Lee Jones wrote:
> On Thu, 14 Jun 2018, Jae Hyun Yoo wrote:
>
> [...]
>
>>>> +Example:
>>>> + peci-bus at 0 {
>>>
>>> 0?
>>>
>>
>> Because the actual reg value of the peci bus is reg = <0x0 0x60> but
>> anyway it's an example.
>>
>>>> + #address-cells = <1>;
>>>> + #size-cells = <0>;
>>>
>>> No 'reg' property?
>
> 0 is fine, but you really should have a 'reg' property.
>
Okay, I'll add reg setting example.
>> This is the actual peci bus node which is a parent of this MFD node:
>> peci0: peci-bus at 0 {
>> compatible = "aspeed,ast2500-peci";
>> reg = <0x0 0x60>;
>> #address-cells = <1>;
>> #size-cells = <0>;
>> interrupts = <15>;
>> clocks = <&syscon ASPEED_CLK_GATE_REFCLK>;
>> resets = <&syscon ASPEED_RESET_PECI>;
>> clock-frequency = <24000000>;
>> msg-timing = <1>;
>> addr-timing = <1>;
>> rd-sampling-point = <8>;
>> cmd-timeout-ms = <1000>;
>> };
>>
>>>> + < more properties >
>>>
>>> Remove this.
>>
>> I dropped all other properties into < more properties > because I want
>> to show the #address-cells and #size-cells to state its sub-nodes
>> should have a single unique reg value. Should I remove this line or the
>> whole parent node?
>
> Just drop the properties which are unimportant for the example. You
> do not need to replace them with anything, especially with a non-DT
> compliant string.
>
Okay, I'll fix it. Thanks a lot!
>>>> + peci-client at 30 {
>>>> + compatible = "intel,peci-client", "simple-mfd";
>>>> + reg = <0x30>;
>>>> + };
>>>> +
>>>> + peci-client at 31 {
>>>> + compatible = "intel,peci-client", "simple-mfd";
>>>> + reg = <0x31>;
>>>> + };
>>>> + };
>>>
>
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