[PATCH u-boot v2019.04-aspeed-openbmc 4/5] ARM: dts: Aspeed: Tacoma and Rainier: Add eMMC nodes and parameters

Joel Stanley joel at jms.id.au
Tue Sep 1 09:18:23 AEST 2020


On Mon, 31 Aug 2020 at 19:01, Eddie James <eajames at linux.ibm.com> wrote:
>
> Add the necessary eMMC/SDHC nodes and information to use the eMMC
> from SPL and U-Boot.

I assume these are the same values we use in the kernel?

>
> Signed-off-by: Eddie James <eajames at linux.ibm.com>
> ---
>  arch/arm/dts/ast2600-rainier.dts | 8 ++++++++
>  arch/arm/dts/ast2600-tacoma.dts  | 8 ++++++++
>  2 files changed, 16 insertions(+)
>
> diff --git a/arch/arm/dts/ast2600-rainier.dts b/arch/arm/dts/ast2600-rainier.dts
> index ce530eb92b..67e177baf1 100644
> --- a/arch/arm/dts/ast2600-rainier.dts
> +++ b/arch/arm/dts/ast2600-rainier.dts
> @@ -18,6 +18,7 @@
>         };
>
>         aliases {
> +               mmc0 = &emmc_slot0;
>                 spi0 = &fmc;
>                 spi1 = &spi1;
>         };
> @@ -89,9 +90,16 @@
>         };
>  };
>
> +&emmc {
> +       u-boot,dm-pre-reloc;
> +       timing-phase = <0x700ff>;
> +};
> +
>  &emmc_slot0 {
> +       u-boot,dm-pre-reloc;
>         status = "okay";
>         bus-width = <4>;
>         pinctrl-names = "default";
>         pinctrl-0 = <&pinctrl_emmc_default>;
> +       sdhci-drive-type = <1>;
>  };
> diff --git a/arch/arm/dts/ast2600-tacoma.dts b/arch/arm/dts/ast2600-tacoma.dts
> index 22b9f39fa2..85d1e3902b 100644
> --- a/arch/arm/dts/ast2600-tacoma.dts
> +++ b/arch/arm/dts/ast2600-tacoma.dts
> @@ -18,6 +18,7 @@
>         };
>
>         aliases {
> +               mmc0 = &emmc_slot0;
>                 spi0 = &fmc;
>                 spi1 = &spi1;
>         };
> @@ -80,9 +81,16 @@
>         };
>  };
>
> +&emmc {
> +       u-boot,dm-pre-reloc;
> +       timing-phase = <0x700ff>;
> +};
> +
>  &emmc_slot0 {
> +       u-boot,dm-pre-reloc;
>         status = "okay";
>         bus-width = <4>;
>         pinctrl-names = "default";
>         pinctrl-0 = <&pinctrl_emmc_default>;
> +       sdhci-drive-type = <1>;
>  };
> --
> 2.26.2
>


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