Re: [PATCH v4 2/2] pinctrl: asm9260: add pinctrl add device tree bindings documentation
From: Oleksij Rempel
Date: Tue May 12 2015 - 12:02:58 EST
Am 05.05.2015 um 16:46 schrieb Linus Walleij:
> On Mon, Apr 6, 2015 at 11:04 AM, Oleksij Rempel <linux@xxxxxxxxxxxxxxxx> wrote:
>
>> Add device tree bindings documentation for Alphascale asm9260 pin controller
>>
>> Signed-off-by: Oleksij Rempel <linux@xxxxxxxxxxxxxxxx>
>
> (...)
>> +* Alphascale ASM9260 SoC pinctrl core driver
>> +
>> +The pinctrl driver enables Alphascale ASM9260 to configure pin multiplexing
>> +to a specific function.
>> +
>> +Required properties for pinctrl driver:
>> +- compatible: "alphascale,asm9260-pinctrl"
>> +- reg: Register base of the MPP block and length.
>> +- clocks: clock ids.
>> +- clock-names:
>> + * 1 "ahb" : AHB gating clock.
>
> This clock is usually called pclock, "apb_pclk" (amba peripheral bus
> p clock, don't know what P is...) what name does this have on your
> data sheet?
the datasheet uses only "AHB" or "ahb_clk".
Since i use in other modules same name i would prefer to use one style :)
>> +The following generic properties as defined in pinctrl-bindings.txt are valid
>> +to specify in a pin configuration subnode:
>> +pins - the list of pins that properties in the node
>> + apply to (either this or "groups" has to be
>> + specified)
>> +function - the mux function to select
>> +bias-disable - disable any pin bias
>> +bias-pull-up - pull up the pin. Supported only on GPIO0_* pins.
>> +bias-pull-down - pull down the pin. Supported on all pins except of GPIO0_*.
>
> Generic bindings, nice. Put a reference to the file pinctrl-bindings.txt
> to point this out.
Yea, it was already done, see ^^ - "The following generic properties as
defined in pinctrl-bindings.txt" :)
--
Regards,
Oleksij
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