1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright 2023 Emtop Embedded Solutions 4 */ 5 6/dts-v1/; 7 8#include <dt-bindings/gpio/gpio.h> 9#include <dt-bindings/leds/common.h> 10#include <dt-bindings/usb/pd.h> 11 12#include "imx8mm.dtsi" 13 14/ { 15 model = "Emtop Embedded Solutions i.MX8M Mini SOM-IMX8MMLPD4 SoM"; 16 compatible = "ees,imx8mm-emtop-som", "fsl,imx8mm"; 17 18 chosen { 19 stdout-path = &uart2; 20 }; 21 22 leds { 23 compatible = "gpio-leds"; 24 pinctrl-names = "default"; 25 pinctrl-0 = <&pinctrl_gpio_led>; 26 27 led-0 { 28 function = LED_FUNCTION_POWER; 29 gpios = <&gpio3 16 GPIO_ACTIVE_HIGH>; 30 linux,default-trigger = "heartbeat"; 31 }; 32 }; 33}; 34 35&A53_0 { 36 cpu-supply = <&buck2>; 37}; 38 39&A53_1 { 40 cpu-supply = <&buck2>; 41}; 42 43&A53_2 { 44 cpu-supply = <&buck2>; 45}; 46 47&A53_3 { 48 cpu-supply = <&buck2>; 49}; 50 51&i2c1 { 52 clock-frequency = <400000>; 53 pinctrl-names = "default"; 54 pinctrl-0 = <&pinctrl_i2c1>; 55 status = "okay"; 56 57 pmic@25 { 58 compatible = "nxp,pca9450c"; 59 reg = <0x25>; 60 pinctrl-names = "default"; 61 pinctrl-0 = <&pinctrl_pmic>; 62 interrupt-parent = <&gpio1>; 63 interrupts = <3 IRQ_TYPE_EDGE_RISING>; 64 65 regulators { 66 buck1: BUCK1 { 67 regulator-name = "BUCK1"; 68 regulator-min-microvolt = <800000>; 69 regulator-max-microvolt = <1000000>; 70 regulator-boot-on; 71 regulator-always-on; 72 regulator-ramp-delay = <3125>; 73 }; 74 75 buck2: BUCK2 { 76 regulator-name = "BUCK2"; 77 regulator-min-microvolt = <800000>; 78 regulator-max-microvolt = <900000>; 79 regulator-boot-on; 80 regulator-always-on; 81 regulator-ramp-delay = <3125>; 82 }; 83 84 buck3: BUCK3 { 85 regulator-name = "BUCK3"; 86 regulator-min-microvolt = <800000>; 87 regulator-max-microvolt = <1000000>; 88 regulator-boot-on; 89 regulator-always-on; 90 }; 91 92 buck4: BUCK4 { 93 regulator-name = "BUCK4"; 94 regulator-min-microvolt = <3000000>; 95 regulator-max-microvolt = <3600000>; 96 regulator-boot-on; 97 regulator-always-on; 98 }; 99 100 buck5: BUCK5 { 101 regulator-name = "BUCK5"; 102 regulator-min-microvolt = <1650000>; 103 regulator-max-microvolt = <1950000>; 104 regulator-boot-on; 105 regulator-always-on; 106 }; 107 108 buck6: BUCK6 { 109 regulator-name = "BUCK6"; 110 regulator-min-microvolt = <1100000>; 111 regulator-max-microvolt = <1200000>; 112 regulator-boot-on; 113 regulator-always-on; 114 }; 115 116 ldo1: LDO1 { 117 regulator-name = "LDO1"; 118 regulator-min-microvolt = <1650000>; 119 regulator-max-microvolt = <1950000>; 120 regulator-boot-on; 121 regulator-always-on; 122 }; 123 124 ldo2: LDO2 { 125 regulator-name = "LDO2"; 126 regulator-min-microvolt = <800000>; 127 regulator-max-microvolt = <945000>; 128 regulator-boot-on; 129 regulator-always-on; 130 }; 131 132 ldo3: LDO3 { 133 regulator-name = "LDO3"; 134 regulator-min-microvolt = <1710000>; 135 regulator-max-microvolt = <1890000>; 136 regulator-boot-on; 137 regulator-always-on; 138 }; 139 140 ldo4: LDO4 { 141 regulator-name = "LDO4"; 142 regulator-min-microvolt = <810000>; 143 regulator-max-microvolt = <945000>; 144 regulator-boot-on; 145 regulator-always-on; 146 }; 147 148 ldo5: LDO5 { 149 regulator-name = "LDO5"; 150 regulator-min-microvolt = <1650000>; 151 regulator-max-microvolt = <3600000>; 152 }; 153 }; 154 }; 155}; 156 157&uart2 { 158 pinctrl-names = "default"; 159 pinctrl-0 = <&pinctrl_uart2>; 160 status = "okay"; 161}; 162 163&usdhc3 { 164 pinctrl-names = "default", "state_100mhz", "state_200mhz"; 165 pinctrl-0 = <&pinctrl_usdhc3>; 166 pinctrl-1 = <&pinctrl_usdhc3_100mhz>; 167 pinctrl-2 = <&pinctrl_usdhc3_200mhz>; 168 bus-width = <8>; 169 non-removable; 170 status = "okay"; 171}; 172 173&wdog1 { 174 pinctrl-names = "default"; 175 pinctrl-0 = <&pinctrl_wdog>; 176 fsl,ext-reset-output; 177 status = "okay"; 178}; 179 180&iomuxc { 181 pinctrl_gpio_led: emtop-gpio-led-grp { 182 fsl,pins = < 183 MX8MM_IOMUXC_NAND_READY_B_GPIO3_IO16 0x19 184 MX8MM_IOMUXC_SAI3_RXC_GPIO4_IO29 0x19 185 >; 186 }; 187 188 pinctrl_i2c1: emtop-i2c1-grp { 189 fsl,pins = < 190 MX8MM_IOMUXC_I2C1_SCL_I2C1_SCL 0x400001c3 191 MX8MM_IOMUXC_I2C1_SDA_I2C1_SDA 0x400001c3 192 >; 193 }; 194 195 pinctrl_pmic: emtop-pmic-grp { 196 fsl,pins = < 197 MX8MM_IOMUXC_GPIO1_IO03_GPIO1_IO3 0x41 198 >; 199 }; 200 201 pinctrl_uart2: emtop-uart2-grp { 202 fsl,pins = < 203 MX8MM_IOMUXC_UART2_RXD_UART2_DCE_RX 0x140 204 MX8MM_IOMUXC_UART2_TXD_UART2_DCE_TX 0x140 205 >; 206 }; 207 208 pinctrl_usdhc3: emtop-usdhc3-grp { 209 fsl,pins = < 210 MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190 211 MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d0 212 MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d0 213 MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d0 214 MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0 215 MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d0 216 MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d0 217 MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d0 218 MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d0 219 MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d0 220 MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x190 221 >; 222 }; 223 224 pinctrl_usdhc3_100mhz: emtop-usdhc3-100mhz-grp { 225 fsl,pins = < 226 MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194 227 MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d4 228 MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4 229 MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4 230 MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4 231 MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4 232 MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4 233 MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4 234 MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4 235 MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4 236 MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x194 237 >; 238 }; 239 240 pinctrl_usdhc3_200mhz: emtop-usdhc3-200mhz-grp { 241 fsl,pins = < 242 MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196 243 MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d6 244 MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d6 245 MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d6 246 MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d6 247 MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d6 248 MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d6 249 MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d6 250 MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d6 251 MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d6 252 MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x196 253 >; 254 }; 255 256 pinctrl_wdog: emtop-wdog-grp { 257 fsl,pins = < 258 MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0xc6 259 >; 260 }; 261}; 262