[PATCH] arm64: dts: mediatek: Add MT8173 MMC dts

[matthias.bgg@gmail.com (Matthias Brugger)]

On Thursday, July 16, 2015 11:16:59 PM Daniel Kurtz wrote:
> Hi Chaotian,
> 
> On Thu, Jul 16, 2015 at 7:36 PM, Chaotian Jing
> 
> <chaotian.jing@mediatek.com> wrote:
> > From: Eddie Huang <eddie.huang@mediatek.com>
> > 
> > Add node mmc0 ~ mmc3 for mt8173.dtsi
> > Add node mmc0, mmc1 for mt8173-evb.dts
> > 
> > Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
> > Signed-off-by: Eddie Huang <eddie.huang@mediatek.com>
> > ---
> > Remove clk_null
> > Base on 4.2-rc1, and 
> > https://github.com/mbgg/linux-mediatek/tree/v4.2-next/arm64 commit
> > 16ea61fc  arm64: dts: mt8173-evb: Add PMIC support> 
> >  arch/arm64/boot/dts/mediatek/mt8173-evb.dts | 126
> >  ++++++++++++++++++++++++++++ arch/arm64/boot/dts/mediatek/mt8173.dtsi   
> >  |  44 ++++++++++
> >  2 files changed, 170 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
> > b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts index 986f25f..f76c99b
> > 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
> > +++ b/arch/arm64/boot/dts/mediatek/mt8173-evb.dts
> > @@ -64,6 +64,132 @@
> > 
> >         };
> >  
> >  };
> > 
> > +&mmc0 {
> > +       status = "okay";
> > +       pinctrl-names = "default", "state_uhs";
> > +       pinctrl-0 = <&mmc0_pins_default>;
> > +       pinctrl-1 = <&mmc0_pins_uhs>;
> > +       bus-width = <8>;
> > +       max-frequency = <50000000>;
> > +       cap-mmc-highspeed;
> > +       vmmc-supply = <&mt6397_vemc_3v3_reg>;
> > +       vqmmc-supply = <&mt6397_vio18_reg>;
> > +       non-removable;
> > +};
> > +
> > +&mmc1 {
> > +       status = "okay";
> > +       pinctrl-names = "default", "state_uhs";
> > +       pinctrl-0 = <&mmc1_pins_default>;
> > +       pinctrl-1 = <&mmc1_pins_uhs>;
> > +       bus-width = <4>;
> > +       max-frequency = <50000000>;
> > +       cap-sd-highspeed;
> > +       sd-uhs-sdr25;
> > +       cd-gpios = <&pio 132 0>;
> > +       vmmc-supply = <&mt6397_vmch_reg>;
> > +       vqmmc-supply = <&mt6397_vmc_reg>;
> > +};
> > +
> > +&pio {
> > +       mmc0_pins_default: mmc0default {
> > +               pins_cmd_dat {
> > +                       pinmux =
> > <MT8173_PIN_57_MSDC0_DAT0__FUNC_MSDC0_DAT0>, +                           
> >     <MT8173_PIN_58_MSDC0_DAT1__FUNC_MSDC0_DAT1>, +                       
> >         <MT8173_PIN_59_MSDC0_DAT2__FUNC_MSDC0_DAT2>, +                   
> >             <MT8173_PIN_60_MSDC0_DAT3__FUNC_MSDC0_DAT3>, +               
> >                 <MT8173_PIN_61_MSDC0_DAT4__FUNC_MSDC0_DAT4>, +           
> >                     <MT8173_PIN_62_MSDC0_DAT5__FUNC_MSDC0_DAT5>, +       
> >                         <MT8173_PIN_63_MSDC0_DAT6__FUNC_MSDC0_DAT6>, +   
> >                             <MT8173_PIN_64_MSDC0_DAT7__FUNC_MSDC0_DAT7>,
> > +                               
> > <MT8173_PIN_66_MSDC0_CMD__FUNC_MSDC0_CMD>; +                      
> > input-enable;
> > +                       bias-pull-up;
> > +               };
> > +
> > +               pins_clk {
> > +                       pinmux =
> > <MT8173_PIN_65_MSDC0_CLK__FUNC_MSDC0_CLK>;
> > +                       bias-pull-down;
> > +               };
> > +
> > +               pins_rst {
> > +                       pinmux =
> > <MT8173_PIN_68_MSDC0_RST___FUNC_MSDC0_RSTB>; +                      
> > bias-pull-up;
> > +               };
> > +       };
> > +
> > +       mmc1_pins_default: mmc1default {
> > +               pins_cmd_dat {
> > +                       pinmux =
> > <MT8173_PIN_73_MSDC1_DAT0__FUNC_MSDC1_DAT0>, +                           
> >     <MT8173_PIN_74_MSDC1_DAT1__FUNC_MSDC1_DAT1>, +                       
> >         <MT8173_PIN_75_MSDC1_DAT2__FUNC_MSDC1_DAT2>, +                   
> >             <MT8173_PIN_76_MSDC1_DAT3__FUNC_MSDC1_DAT3>, +               
> >                 <MT8173_PIN_78_MSDC1_CMD__FUNC_MSDC1_CMD>; +             
> >          input-enable;
> > +                       drive-strength = <MTK_DRIVE_4mA>;
> > +                       bias-pull-up = <MTK_PUPD_SET_R1R0_10>;
> > +               };
> > +
> > +               pins_clk {
> > +                       pinmux =
> > <MT8173_PIN_77_MSDC1_CLK__FUNC_MSDC1_CLK>;
> > +                       bias-pull-down;
> > +                       drive-strength = <MTK_DRIVE_4mA>;
> > +               };
> > +
> > +               pins_insert {
> > +                       pinmux =
> > <MT8173_PIN_132_I2S0_DATA1__FUNC_GPIO132>;
> > +                       bias-pull-up;
> > +               };
> > +       };
> > +
> > +       mmc0_pins_uhs: mmc0 at 0{
> 
> (1) I don't think these "@0" are needed (here and for mmc1_pins_uhs)
> (2) A space before the '{' would be nice.
> 
> Other than these tiny nits, this one is:
> 
> Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
> 

I fixed the nits mentioned by Dan and applied the patch to v4.2-next/arm64

Thanks