1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2/* 3 * Device Tree Source for the RZ SMARC Carrier-II Board. 4 * 5 * Copyright (C) 2023 Renesas Electronics Corp. 6 */ 7 8#include <dt-bindings/gpio/gpio.h> 9#include <dt-bindings/pinctrl/rzg2l-pinctrl.h> 10 11/ { 12 aliases { 13 serial0 = &scif0; 14 mmc1 = &sdhi1; 15 }; 16 17 vcc_sdhi1: regulator-vcc-sdhi1 { 18 compatible = "regulator-fixed"; 19 regulator-name = "SDHI1 Vcc"; 20 regulator-min-microvolt = <3300000>; 21 regulator-max-microvolt = <3300000>; 22 gpios = <&pinctrl RZG2L_GPIO(2, 3) GPIO_ACTIVE_HIGH>; 23 enable-active-high; 24 }; 25 26 vccq_sdhi1: regulator-vccq-sdhi1 { 27 compatible = "regulator-gpio"; 28 regulator-name = "SDHI1 VccQ"; 29 regulator-min-microvolt = <1800000>; 30 regulator-max-microvolt = <3300000>; 31 gpios = <&pinctrl RZG2L_GPIO(4, 2) GPIO_ACTIVE_HIGH>; 32 gpios-states = <1>; 33 states = <3300000 1>, <1800000 0>; 34 }; 35}; 36 37&pinctrl { 38 scif0_pins: scif0 { 39 pinmux = <RZG2L_PORT_PINMUX(6, 3, 1)>, /* RXD */ 40 <RZG2L_PORT_PINMUX(6, 4, 1)>; /* TXD */ 41 }; 42 43 sdhi1_pins: sd1 { 44 data { 45 pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3"; 46 power-source = <3300>; 47 }; 48 49 ctrl { 50 pins = "SD1_CLK", "SD1_CMD"; 51 power-source = <3300>; 52 }; 53 54 cd { 55 pinmux = <RZG2L_PORT_PINMUX(0, 2, 1)>; /* SD1_CD */ 56 }; 57 }; 58 59 sdhi1_pins_uhs: sd1-uhs { 60 data { 61 pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3"; 62 power-source = <1800>; 63 }; 64 65 ctrl { 66 pins = "SD1_CLK", "SD1_CMD"; 67 power-source = <1800>; 68 }; 69 70 cd { 71 pinmux = <RZG2L_PORT_PINMUX(0, 2, 1)>; /* SD1_CD */ 72 }; 73 }; 74}; 75 76&scif0 { 77 pinctrl-names = "default"; 78 pinctrl-0 = <&scif0_pins>; 79 status = "okay"; 80}; 81 82&sdhi1 { 83 pinctrl-0 = <&sdhi1_pins>; 84 pinctrl-1 = <&sdhi1_pins_uhs>; 85 pinctrl-names = "default", "state_uhs"; 86 vmmc-supply = <&vcc_sdhi1>; 87 vqmmc-supply = <&vccq_sdhi1>; 88 bus-width = <4>; 89 sd-uhs-sdr50; 90 sd-uhs-sdr104; 91 max-frequency = <125000000>; 92 status = "okay"; 93}; 94