[PATCH 1/2] mmc: dt-bindings: add "bus-clk" for MT2712

Chaotian Jing chaotian.jing at mediatek.com
Fri Sep 28 19:37:56 PDT 2018


On Sat, 2018-09-29 at 01:34 +0800, Sean Wang wrote:
> On Fri, 2018-09-28 at 19:40 +0800, Chaotian Jing wrote:
> > On MT2712 MSDC0/3, HCLK/bus-clk need gate/ungate together,
> > or will hang when access MSDC register.
> > 
> > Signed-off-by: Chaotian Jing <chaotian.jing at mediatek.com>
> > ---
> >  Documentation/devicetree/bindings/mmc/mtk-sd.txt | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/Documentation/devicetree/bindings/mmc/mtk-sd.txt b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
> > index f33467a..182299b 100644
> > --- a/Documentation/devicetree/bindings/mmc/mtk-sd.txt
> > +++ b/Documentation/devicetree/bindings/mmc/mtk-sd.txt
> > @@ -22,6 +22,7 @@ Required properties:
> >  	"source" - source clock (required)
> >  	"hclk" - HCLK which used for host (required)
> >  	"source_cg" - independent source clock gate (required for MT2712)
> > +	"bus_clk" - bus clk used for internal register access(required for MT2712 MSDC0/3)
> 
> use a full name in the description such as changing "clk" to "clock" and
> 
> add an extra blank char prior to left parenthesis
> 
OK, fixed at v1 version.

> >  - pinctrl-names: should be "default", "state_uhs"
> >  - pinctrl-0: should contain default/high speed pin ctrl
> >  - pinctrl-1: should contain uhs mode pin ctrl
> 
> 





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