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