[PATCH V2] ARM: dts: rockchip:add sd card support for firefly reload board
From: robin.murphy@arm.com (Robin Murphy)
Date: 2017-05-26 11:33:21
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linux-devicetree, linux-rockchip, lkml
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.
quoted hunk ↗ jump to hunk
Signed-off-by: Eddie Cai <redacted> Reviewed-by: Shawn Lin <shawn.lin@rock-chips.com> --- 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 {