Re: [PATCH v6 1/5] dt-bindings: zte: documents zx2967 power domain driver bindings
From: Shawn Guo
Date: Thu Jan 05 2017 - 01:51:50 EST
On Wed, Jan 04, 2017 at 07:48:10PM +0800, Baoyou Xie wrote:
> This patch documents devicetree tree bindings for the ZTE zx2967
'devicetree' is good enough, and the 'tree' after it is redundant.
> power domain driver.
DT bindings is to describe hardware block not software, so the word like
'driver' is not appropriate. So please drop it from here and the patch
subject.
>
> Signed-off-by: Baoyou Xie <baoyou.xie@xxxxxxxxxx>
> ---
> Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt | 17 +++++++++++++++++
> 1 file changed, 17 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt
>
> diff --git a/Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt b/Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt
> new file mode 100644
> index 0000000..1476318
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/soc/zte/pd-2967xx.txt
> @@ -0,0 +1,17 @@
> +* ZTE 2967 SoC Power Domains
ZTE ZX2967 family. And this is a bindings document for PCU, IMO. And
do we know the full name of abbreviation 'PCU'? Power Control Unit?
> +
> +2967 processors include support for multiple power domains which are used
ZX2967 family
> +to gate power to one or more peripherals on the processor.
> +
> +Required Properties:
> +- compatible: should be one of the following.
> + * zte,zx296718-pcu - for zx296718 board's power domain.
Drop 'board's'.
> +- reg: physical base address of the controller and length of memory mapped
> + region.
> +
> +Example:
> +
> + pcu_domain: pcu@0x00117000 {
The unit-address in node name shouldn't have 0x and leading zeros.
pcu_domain: pcu@117000 {
Shawn
> + compatible = "zte,zx296718-pcu";
> + reg = <0x00117000 0x1000>;
> + };
> --
> 2.7.4
>