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Re: [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for firefly reload

From Heiko Stuebner <heiko@sntech.de>
Newsgroups linux.kernel
Subject Re: [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for firefly reload
Date 2016-08-14 14:40 +0200
Message-ID <s62RP-857-1@gated-at.bofh.it> (permalink)
References <s4qlz-6S2-11@gated-at.bofh.it> <s62oN-7TC-3@gated-at.bofh.it> <s62oN-7TC-1@gated-at.bofh.it>
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Am Sonntag, 14. August 2016, 19:27:23 CEST schrieb Randy Li:
> Because of a bug in hardware design, the sdcard at firefly
> rk3288 reload board can't switch the io voltage level to 1.8v.
> 
> Signed-off-by: Randy Li <ayaka@soulik.info>
> ---
>  arch/arm/boot/dts/rk3288-firefly-reload.dts | 7 +------
>  1 file changed, 1 insertion(+), 6 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/rk3288-firefly-reload.dts
> b/arch/arm/boot/dts/rk3288-firefly-reload.dts index 43145d1..a2b1f14 100644
> --- a/arch/arm/boot/dts/rk3288-firefly-reload.dts
> +++ b/arch/arm/boot/dts/rk3288-firefly-reload.dts
> @@ -202,18 +202,13 @@
>  	bus-width = <4>;
>  	cap-mmc-highspeed;
>  	cap-sd-highspeed;
> -	sd-uhs-sdr12;
> -	sd-uhs-sdr25;
> -	sd-uhs-sdr50;
> -	sd-uhs-sdr104;
> -	sd-uhs-ddr50;
>  	card-detect-delay = <200>;
>  	disable-wp;
>  	num-slots = <1>;
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&sdmmc_clk>, <&sdmmc_cmd>, <&sdmmc_cd>, <&sdmmc_bus4>;
>  	vmmc-supply = <&vcc_sd>;
> -	vqmmc-supply = <&vccio_sd>;
> +	vqmmc-supply = <&vcc_sd>;

that looks wrong. vccio_sd is still the vqmmc supply in the schematics even 
though we don't want to switch to 1.8V . But that regulator should still be 
controllable without needing a regulator-always-on in the future.


Heiko

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Thread

[PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for firefly reload Randy Li <ayaka@soulik.info> - 2016-08-14 14:10 +0200
  Re: [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for firefly reload Heiko Stuebner <heiko@sntech.de> - 2016-08-14 14:40 +0200
    Re: [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for  firefly reload ayaka <ayaka@soulik.info> - 2016-08-14 14:40 +0200
      Re: [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for firefly reload Heiko Stübner <heiko@sntech.de> - 2016-08-17 16:20 +0200
        [PATCH 0/2 v2] ARM: dts: rockchip: correct the regulators in firefly reload Randy Li <ayaka@soulik.info> - 2016-08-17 19:10 +0200
          [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for firefly reload Randy Li <ayaka@soulik.info> - 2016-08-17 19:10 +0200
            Re: [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for firefly reload Heiko Stübner <heiko@sntech.de> - 2016-08-18 15:40 +0200
              Re: [PATCH 1/2] ARM: dts: rockchip: remove excess sd properties for  firefly reload ayaka <ayaka@soulik.info> - 2016-08-18 16:30 +0200
          [PATCH 2/2] ARM: dts: rockchip: add missing regulators for firefly reload board Randy Li <ayaka@soulik.info> - 2016-08-17 19:10 +0200
            Re: [PATCH 2/2] ARM: dts: rockchip: add missing regulators for firefly reload board Heiko Stübner <heiko@sntech.de> - 2016-08-19 06:30 +0200

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