Re: [PATCH V2 1/6] DT: mfd: add device-tree binding doc fro PMIC max77620/max20024
From: Rob Herring
Date: Tue Jan 12 2016 - 21:08:13 EST
On Tue, Jan 12, 2016 at 02:47:48PM +0530, Laxman Dewangan wrote:
> The MAXIM PMIC MAX77620 and MAX20024 are power management IC
> which supports RTC, GPIO, DCDC/LDO regulators, interrupt,
> watchdog etc.
>
> Add DT binding document for the different functionality of
> this device.
>
> Signed-off-by: Laxman Dewangan <ldewangan@xxxxxxxxxx>
> ---
> Changes from V1:
> - Added units in some of properties.
> - Change the boolean property to tristate type and detail some of
> properties.
[...]
> +Flexible power sequence configuration
> +====================================
> +This sub-node configures the Flexible Power Sequnece(FPS) for power ON slot,
> +power OFF slot and slot period of the device. Device has 3 FPS as FPS0,
> +FPS1 and FPS2. The details of FPS configuration is provided through
> +subnode "fps". The details of FPS0, FPS1, FPS2 are provided through the
> +child node under this subnodes. The FPS number is provided via reg property.
> +
> +The property for fps child nodes as:
> +Required properties:
> + -reg: FPS number like 0, 1, 2 for FPS0, FPS1 and FPS2 respectively.
> +Optinal properties:
> + -maxim,active-fps-time-period: Active state FPS time period in
> + microseconds.
> + -maxim,suspend-fps-time-period: Suspend state FPS time period in
> + microseconds.
These property names need units, too. IOW, append with '-us', so
something like "maxim,suspend-fps-time-us".
Otherwise, looks fine to me.