1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 2/* 3 * Device Tree Source for the RZ/T2H EVK board 4 * 5 * Copyright (C) 2025 Renesas Electronics Corp. 6 */ 7 8/dts-v1/; 9 10#include "r9a09g077m44.dtsi" 11 12/* 13 * SD0 can be connected to either eMMC (IC49) or SD card slot CN31 14 * Lets by default enable the eMMC, note we need the below SW settings 15 * for eMMC. 16 * SW2[1] = ON; SW2[2] = ON 17 * 18 * To enable SD card and disable eMMC on SDHI0 disable the below macro 19 * and set the below switch setting: 20 * SW2[1] = OFF; SW2[2] = ON 21 */ 22#define SD0_EMMC 1 23#define SD0_SD (!SD0_EMMC) 24 25/* 26 * P17_4 = SD1_CD; SW2[3] = ON 27 * P08_5 = SD1_PWEN; SW2[3] = ON 28 * P08_6 = SD1_IOVS; SW2[3] = ON; SW5[3] = OFF; SW5[4] = ON 29 */ 30#define SD1_MICRO_SD 1 31 32/* 33 * USB Pin Configuration: 34 * 35 * This board is equipped with three USB connectors: Type-A (CN80), Mini-B 36 * (CN79), and Micro-AB (CN33). The RZ/T2H SoC has a single USB channel, so 37 * either the USB host interface or the USB function interface can be used, 38 * but not both simultaneously when using the CN79 and CN80 connectors. 39 * 40 * By default, the Type-A (CN80) and Mini-B (CN79) connectors are enabled. 41 * Configure the switches as follows: 42 * - P00_0 - P00_2 (control signals for USB power supply): SW1[5] = ON 43 * - USB_VBUSIN (used for USB function): SW7[7] = OFF; SW7[8] = ON 44 * - USB_VBUSEN (used for USB_HF_VBUSEN): SW7[9] = OFF; SW7[10] = ON 45 * 46 * To enable the Micro-AB (CN33) USB OTG connector, set the following macro 47 * to 1 and configure the switches as follows: 48 * - P00_0 - P00_2 (control signals for USB power supply): SW1[5] = ON 49 * - USB_VBUSIN (used for USB OTG): SW7[7] = ON; SW7[8] = OFF 50 * - USB_VBUSEN (used for USB_OTG_VBUSEN): SW7[9] = ON; SW7[10] = OFF 51 */ 52#define USB_OTG 0 53 54#include "rzt2h-n2h-evk-common.dtsi" 55 56/ { 57 model = "Renesas RZ/T2H EVK Board based on r9a09g077m44"; 58 compatible = "renesas,rzt2h-evk", "renesas,r9a09g077m44", "renesas,r9a09g077"; 59 60 leds { 61 compatible = "gpio-leds"; 62 63 led-0 { 64 /* SW8-9: ON, SW8-10: OFF */ 65 gpios = <&pinctrl RZT2H_GPIO(23, 1) GPIO_ACTIVE_HIGH>; 66 color = <LED_COLOR_ID_GREEN>; 67 function = LED_FUNCTION_DEBUG; 68 function-enumerator = <0>; 69 }; 70 71 led-1 { 72 /* SW5-1: OFF, SW5-2: ON */ 73 gpios = <&pinctrl RZT2H_GPIO(32, 2) GPIO_ACTIVE_HIGH>; 74 color = <LED_COLOR_ID_GREEN>; 75 function = LED_FUNCTION_DEBUG; 76 function-enumerator = <1>; 77 }; 78 79 led-2 { 80 gpios = <&pinctrl RZT2H_GPIO(6, 7) GPIO_ACTIVE_HIGH>; 81 color = <LED_COLOR_ID_YELLOW>; 82 function = LED_FUNCTION_DEBUG; 83 function-enumerator = <2>; 84 }; 85 86#if (!SD1_MICRO_SD) 87 led-3 { 88 /* SW2-3: OFF */ 89 gpios = <&pinctrl RZT2H_GPIO(8, 5) GPIO_ACTIVE_HIGH>; 90 color = <LED_COLOR_ID_RED>; 91 function = LED_FUNCTION_DEBUG; 92 function-enumerator = <3>; 93 }; 94#endif 95 96 led-4 { 97 /* SW8-3: ON, SW8-4: OFF */ 98 gpios = <&pinctrl RZT2H_GPIO(18, 0) GPIO_ACTIVE_HIGH>; 99 color = <LED_COLOR_ID_GREEN>; 100 function = LED_FUNCTION_DEBUG; 101 function-enumerator = <4>; 102 }; 103 104 led-5 { 105 /* SW8-1: ON, SW8-2: OFF */ 106 gpios = <&pinctrl RZT2H_GPIO(18, 1) GPIO_ACTIVE_HIGH>; 107 color = <LED_COLOR_ID_RED>; 108 function = LED_FUNCTION_DEBUG; 109 function-enumerator = <5>; 110 }; 111 112 led-6 { 113 /* SW5-9: OFF, SW5-10: ON */ 114 gpios = <&pinctrl RZT2H_GPIO(22, 7) GPIO_ACTIVE_HIGH>; 115 color = <LED_COLOR_ID_GREEN>; 116 function = LED_FUNCTION_DEBUG; 117 function-enumerator = <6>; 118 }; 119 120 led-7 { 121 /* SW5-7: OFF, SW5-8: ON */ 122 gpios = <&pinctrl RZT2H_GPIO(23, 0) GPIO_ACTIVE_HIGH>; 123 color = <LED_COLOR_ID_GREEN>; 124 function = LED_FUNCTION_DEBUG; 125 function-enumerator = <7>; 126 }; 127 128 led-8 { 129 /* SW7-5: OFF, SW7-6: ON */ 130 gpios = <&pinctrl RZT2H_GPIO(23, 5) GPIO_ACTIVE_HIGH>; 131 color = <LED_COLOR_ID_GREEN>; 132 function = LED_FUNCTION_DEBUG; 133 function-enumerator = <8>; 134 }; 135 }; 136}; 137 138&i2c0 { 139 pinctrl-0 = <&i2c0_pins>; 140 pinctrl-names = "default"; 141 clock-frequency = <400000>; 142 status = "okay"; 143}; 144 145&i2c1 { 146 pinctrl-0 = <&i2c1_pins>; 147 pinctrl-names = "default"; 148 clock-frequency = <400000>; 149 status = "okay"; 150}; 151 152&pinctrl { 153 /* 154 * I2C0 Pin Configuration: 155 * ------------------------ 156 * Signal | Pin | SW6 157 * -------|---------|-------------- 158 * SCL | P23_3 | 7: ON, 8: OFF 159 * SDA | P23_4 | 9: ON, 10: OFF 160 */ 161 i2c0_pins: i2c0-pins { 162 pinmux = <RZT2H_PORT_PINMUX(23, 3, 0x17)>, 163 <RZT2H_PORT_PINMUX(23, 4, 0x17)>; 164 }; 165 166 i2c1_pins: i2c1-pins { 167 pinmux = <RZT2H_PORT_PINMUX(5, 0, 0x17)>, /* SDA */ 168 <RZT2H_PORT_PINMUX(4, 7, 0x17)>; /* SCL */ 169 }; 170 171#if USB_OTG 172 usb-exicen-hog { 173 gpio-hog; 174 gpios = <RZT2H_GPIO(0, 2) GPIO_ACTIVE_HIGH>; 175 output-high; 176 line-name = "usb_exicen_a"; 177 }; 178#endif 179 180 usb_pins: usb-pins { 181 pinmux = <RZT2H_PORT_PINMUX(0, 0, 0x13)>, /* VBUSEN */ 182 <RZT2H_PORT_PINMUX(0, 1, 0x13)>; /* OVRCUR */ 183 }; 184}; 185