On 26/05/17 08:07, Eddie Cai wrote:
> firefly reload board not support sd card yet. so support it.
I'm confused... According to pictures and the schematic the microSD
socket and vcc_sd supply are on the baseboard, not the core module, and
these nodes already exist in rk3288-firefly-reload.dts :/
Robin.
> Signed-off-by: Eddie Cai <eddie.cai.linux@xxxxxxxxx>
> Reviewed-by: Shawn Lin <shawn.lin@xxxxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi | 31 +++++++++++++++++++++++
> 1 file changed, 31 insertions(+)
>
> diff --git a/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi b/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi
> index 413b61f..2f41209 100644
> --- a/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi
> +++ b/arch/arm/boot/dts/rk3288-firefly-reload-core.dtsi
> @@ -57,6 +57,17 @@
> clock-output-names = "ext_gmac";
> };
>
> + vcc_sd: sdmmc-regulator {
> + compatible = "regulator-fixed";
> + gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&sdmmc_pwr>;
> + regulator-name = "vcc_sd";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + startup-delay-us = <100000>;
> + vin-supply = <&vcc_io>;
> + };
>
> vcc_flash: flash-regulator {
> compatible = "regulator-fixed";
> @@ -281,6 +292,26 @@
> rockchip,pins = <4 8 RK_FUNC_GPIO &pcfg_output_high>;
> };
> };
> +
> + sdmmc {
> + sdmmc_pwr: sdmmc-pwr {
> + rockchip,pins = <7 11 RK_FUNC_GPIO &pcfg_pull_none>;
> + };
> + };
> +};
> +
> +&sdmmc {
> + bus-width = <4>;
> + cap-mmc-highspeed;
> + cap-sd-highspeed;
> + 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>;
> + status = "okay";
> };
>
> &tsadc {
>
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