diff --git a/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi b/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi index 8ecc650099a76a415ad1f3515801de6ade1af4bb..0d6fc0d84783f11702aafe7a1cec0c87fdf3e0c6 100644 --- a/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg2ul-smarc-som.dtsi @@ -19,6 +19,15 @@ memory@48000000 { reg = <0x0 0x48000000 0x0 0x38000000>; }; + reg_1p8v: regulator0 { + compatible = "regulator-fixed"; + regulator-name = "fixed-1.8V"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-boot-on; + regulator-always-on; + }; + reg_3p3v: regulator1 { compatible = "regulator-fixed"; regulator-name = "fixed-3.3V"; @@ -27,8 +36,103 @@ reg_3p3v: regulator1 { regulator-boot-on; regulator-always-on; }; + +#if !(SW_SW0_DEV_SEL) + vccq_sdhi0: regulator-vccq-sdhi0 { + compatible = "regulator-gpio"; + + regulator-name = "SDHI0 VccQ"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + states = <3300000 1>, <1800000 0>; + regulator-boot-on; + gpios = <&pinctrl RZG2L_GPIO(6, 2) GPIO_ACTIVE_HIGH>; + regulator-always-on; + }; +#endif }; &extal_clk { clock-frequency = <24000000>; }; + +&pinctrl { + sdhi0_emmc_pins: sd0emmc { + sd0_emmc_data { + pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3", + "SD0_DATA4", "SD0_DATA5", "SD0_DATA6", "SD0_DATA7"; + power-source = <1800>; + }; + + sd0_emmc_ctrl { + pins = "SD0_CLK", "SD0_CMD"; + power-source = <1800>; + }; + + sd0_emmc_rst { + pins = "SD0_RST#"; + power-source = <1800>; + }; + }; + + sdhi0_pins: sd0 { + sd0_data { + pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3"; + power-source = <3300>; + }; + + sd0_ctrl { + pins = "SD0_CLK", "SD0_CMD"; + power-source = <3300>; + }; + + sd0_mux { + pinmux = <RZG2L_PORT_PINMUX(0, 0, 1)>; /* SD0_CD */ + }; + }; + + sdhi0_pins_uhs: sd0_uhs { + sd0_data_uhs { + pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3"; + power-source = <1800>; + }; + + sd0_ctrl_uhs { + pins = "SD0_CLK", "SD0_CMD"; + power-source = <1800>; + }; + + sd0_mux_uhs { + pinmux = <RZG2L_PORT_PINMUX(0, 0, 1)>; /* SD0_CD */ + }; + }; +}; + +#if (SW_SW0_DEV_SEL) +&sdhi0 { + pinctrl-0 = <&sdhi0_emmc_pins>; + pinctrl-1 = <&sdhi0_emmc_pins>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <®_1p8v>; + bus-width = <8>; + mmc-hs200-1_8v; + non-removable; + fixed-emmc-driver-type = <1>; + status = "okay"; +}; +#else +&sdhi0 { + pinctrl-0 = <&sdhi0_pins>; + pinctrl-1 = <&sdhi0_pins_uhs>; + pinctrl-names = "default", "state_uhs"; + + vmmc-supply = <®_3p3v>; + vqmmc-supply = <&vccq_sdhi0>; + bus-width = <4>; + sd-uhs-sdr50; + sd-uhs-sdr104; + status = "okay"; +}; +#endif diff --git a/arch/arm64/boot/dts/renesas/rzg2ul-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg2ul-smarc.dtsi index f47b4e2e0feb8f89f1f97e591ca12605628ca047..f8c90ff676fe3563408454bf2a9d5b43b0d85bfd 100644 --- a/arch/arm64/boot/dts/renesas/rzg2ul-smarc.dtsi +++ b/arch/arm64/boot/dts/renesas/rzg2ul-smarc.dtsi @@ -5,6 +5,14 @@ * Copyright (C) 2022 Renesas Electronics Corp. */ +/* + * DIP-Switch SW1 setting + * 1 : High; 0: Low + * SW1-2 : SW_SD0_DEV_SEL (0: uSD; 1: eMMC) + * Please change below macros according to SW1 setting + */ +#define SW_SW0_DEV_SEL 1 + #include "rzg2ul-smarc-som.dtsi" #include "rzg2ul-smarc-pinfunction.dtsi" #include "rz-smarc-common.dtsi"