From b9299452cb9ffb5c84dda0b2b784fd87278d1819 Mon Sep 17 00:00:00 2001 From: Liang Chen Date: Thu, 24 Aug 2017 10:37:01 +0800 Subject: [PATCH] arm64: dts: rockchip: add mmc nodes for rk3328 evaluation board Rockchip's rk3328 evaluation board has 3 mmc controllers for sdio/sdmmc/emmc, let's enable them. Signed-off-by: Liang Chen Signed-off-by: Heiko Stuebner --- arch/arm64/boot/dts/rockchip/rk3328-evb.dts | 68 ++++++++++++++++++++- 1 file changed, 67 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts index 8e6a65431756..05beda3d6460 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-evb.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-evb.dts @@ -60,6 +60,31 @@ dc_12v: dc-12v { regulator-max-microvolt = <12000000>; }; + sdio_pwrseq: sdio-pwrseq { + compatible = "mmc-pwrseq-simple"; + pinctrl-names = "default"; + pinctrl-0 = <&wifi_enable_h>; + + /* + * On the module itself this is one of these (depending + * on the actual card populated): + * - SDIO_RESET_L_WL_REG_ON + * - PDN (power down when low) + */ + reset-gpios = <&gpio1 18 GPIO_ACTIVE_LOW>; + }; + + vcc_sd: sdmmc-regulator { + compatible = "regulator-fixed"; + gpio = <&gpio0 30 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc0m1_gpio>; + regulator-name = "vcc_sd"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_io>; + }; + vcc_sys: vcc-sys { compatible = "regulator-fixed"; regulator-name = "vcc_sys"; @@ -78,6 +103,15 @@ vcc_phy: vcc-phy-regulator { }; }; +&emmc { + bus-width = <8>; + cap-mmc-highspeed; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; + status = "okay"; +}; + &gmac2phy { phy-supply = <&vcc_phy>; clock_in_out = "output"; @@ -85,7 +119,7 @@ &gmac2phy { assigned-clock-rate = <50000000>; assigned-clocks = <&cru SCLK_MAC2PHY>; assigned-clock-parents = <&cru SCLK_MAC2PHY_SRC>; - status = "okay"; + }; &i2c1 { @@ -203,6 +237,38 @@ pmic_int_l: pmic-int-l { rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>; }; }; + + sdio-pwrseq { + wifi_enable_h: wifi-enable-h { + rockchip,pins = + <1 18 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&sdio { + bus-width = <4>; + cap-sd-highspeed; + cap-sdio-irq; + keep-power-in-suspend; + max-frequency = <150000000>; + mmc-pwrseq = <&sdio_pwrseq>; + non-removable; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc1_bus4 &sdmmc1_cmd &sdmmc1_clk>; + status = "okay"; +}; + +&sdmmc { + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + disable-wp; + max-frequency = <150000000>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4>; + vmmc-supply = <&vcc_sd>; + status = "okay"; }; &tsadc { -- 2.45.2