// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) /* * Common Device Tree Source for the RZ/T2H and RZ/N2H EVK boards. * * Copyright (C) 2025 Renesas Electronics Corp. */ #include #include #include / { aliases { i2c0 = &i2c0; i2c1 = &i2c1; mmc0 = &sdhi0; mmc1 = &sdhi1; serial0 = &sci0; }; chosen { stdout-path = "serial0:115200n8"; }; reg_1p8v: regulator-1p8v { compatible = "regulator-fixed"; regulator-name = "fixed-1.8V"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <1800000>; regulator-boot-on; regulator-always-on; }; reg_3p3v: regulator-3p3v { compatible = "regulator-fixed"; regulator-name = "fixed-3.3V"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; regulator-boot-on; regulator-always-on; }; #if SD0_SD vqmmc_sdhi0: regulator-vqmmc-sdhi0 { compatible = "regulator-gpio"; regulator-name = "SDHI0 VqmmC"; gpios = <&pinctrl RZT2H_GPIO(2, 6) GPIO_ACTIVE_HIGH>; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; gpios-states = <0>; states = <3300000 0>, <1800000 1>; }; #endif #if SD1_MICRO_SD vccq_sdhi1: regulator-vccq-sdhi1 { compatible = "regulator-gpio"; regulator-name = "SDHI1 VccQ"; regulator-min-microvolt = <1800000>; regulator-max-microvolt = <3300000>; gpios = <&pinctrl RZT2H_GPIO(8, 6) GPIO_ACTIVE_HIGH>; gpios-states = <0>; states = <3300000 0>, <1800000 1>; }; #endif }; &ehci { dr_mode = "otg"; status = "okay"; }; &extal_clk { clock-frequency = <25000000>; }; &hsusb { dr_mode = "otg"; status = "okay"; }; &i2c0 { eeprom: eeprom@50 { compatible = "renesas,r1ex24016", "atmel,24c16"; reg = <0x50>; pagesize = <16>; }; }; &ohci { dr_mode = "otg"; status = "okay"; }; &pinctrl { /* * SCI0 Pin Configuration: * ------------------------ * Signal | Pin | RZ/T2H (SW4) | RZ/N2H (DSW9) * -----------|---------|--------------|--------------- * SCI0_RXD | P27_4 | 5: ON, 6: OFF| 1: ON, 2: OFF * SCI0_TXD | P27_5 | 7: ON, 8: OFF| 3: ON, 4: OFF */ sci0_pins: sci0-pins { pinmux = , ; }; #if SD0_EMMC sdhi0-emmc-iovs-hog { gpio-hog; gpios = ; output-high; line-name = "SD0_IOVS"; }; #endif sdhi0_emmc_pins: sd0-emmc-group { data-pins { pinmux = , /* SD0_DATA0 */ , /* SD0_DATA1 */ , /* SD0_DATA2 */ , /* SD0_DATA3 */ , /* SD0_DATA4 */ , /* SD0_DATA5 */ , /* SD0_DATA6 */ ; /* SD0_DATA7 */ }; ctrl-pins { pinmux = , /* SD0_CLK */ , /* SD0_CMD */ ; /* SD0_RST# */ }; }; #if SD0_SD sdhi0-pwen-hog { gpio-hog; gpios = ; output-high; line-name = "SD0_PWEN"; }; #endif sdhi0_sd_pins: sd0-sd-group { data-pins { pinmux = , /* SD0_DATA0 */ , /* SD0_DATA1 */ , /* SD0_DATA2 */ ; /* SD0_DATA3 */ }; ctrl-pins { pinmux = , /* SD0_CLK */ , /* SD0_CMD */ , /* SD0_CD */ ; /* SD0_WP */ }; }; #if SD1_MICRO_SD sdhi1-pwen-hog { gpio-hog; gpios = ; output-high; line-name = "SD1_PWEN"; }; #endif sdhi1_pins: sd1-group { data-pins { pinmux = , /* SD1_DATA0 */ , /* SD1_DATA1 */ , /* SD1_DATA2 */ ; /* SD1_DATA3 */ }; ctrl-pins { pinmux = , /* SD1_CLK */ , /* SD1_CMD */ ; /* SD1_CD */ }; }; }; &sci0 { pinctrl-0 = <&sci0_pins>; pinctrl-names = "default"; status = "okay"; }; #if SD0_EMMC &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>; non-removable; mmc-hs200-1_8v; fixed-emmc-driver-type = <1>; status = "okay"; }; #endif #if SD0_SD &sdhi0 { pinctrl-0 = <&sdhi0_sd_pins>; pinctrl-1 = <&sdhi0_sd_pins>; pinctrl-names = "default", "state_uhs"; vmmc-supply = <®_3p3v>; vqmmc-supply = <&vqmmc_sdhi0>; bus-width = <4>; sd-uhs-sdr50; sd-uhs-sdr104; status = "okay"; }; #endif #if SD1_MICRO_SD &sdhi1 { pinctrl-0 = <&sdhi1_pins>; pinctrl-1 = <&sdhi1_pins>; pinctrl-names = "default", "state_uhs"; vmmc-supply = <®_3p3v>; vqmmc-supply = <&vccq_sdhi1>; bus-width = <4>; sd-uhs-sdr50; sd-uhs-sdr104; status = "okay"; }; #endif &usb2_phy { pinctrl-0 = <&usb_pins>; pinctrl-names = "default"; status = "okay"; }; &wdt2 { status = "okay"; timeout-sec = <60>; };