1// SPDX-License-Identifier: GPL-2.0 2/* 3 * AM62A SK: https://www.ti.com/lit/zip/sprr459 4 * 5 * Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/ 6 */ 7 8/dts-v1/; 9 10#include <dt-bindings/leds/common.h> 11#include <dt-bindings/gpio/gpio.h> 12#include <dt-bindings/net/ti-dp83867.h> 13#include "k3-am62a7.dtsi" 14 15/ { 16 compatible = "ti,am62a7-sk", "ti,am62a7"; 17 model = "Texas Instruments AM62A7 SK"; 18 19 aliases { 20 serial2 = &main_uart0; 21 mmc1 = &sdhci1; 22 }; 23 24 chosen { 25 stdout-path = "serial2:115200n8"; 26 }; 27 28 memory@80000000 { 29 device_type = "memory"; 30 /* 2G RAM */ 31 reg = <0x00000000 0x80000000 0x00000000 0x80000000>; 32 }; 33 34 reserved-memory { 35 #address-cells = <2>; 36 #size-cells = <2>; 37 ranges; 38 39 secure_tfa_ddr: tfa@9e780000 { 40 reg = <0x00 0x9e780000 0x00 0x80000>; 41 alignment = <0x1000>; 42 no-map; 43 }; 44 45 secure_ddr: optee@9e800000 { 46 reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */ 47 alignment = <0x1000>; 48 no-map; 49 }; 50 51 wkup_r5fss0_core0_memory_region: r5f-dma-memory@9c900000 { 52 compatible = "shared-dma-pool"; 53 reg = <0x00 0x9c900000 0x00 0x01e00000>; 54 no-map; 55 }; 56 }; 57 58 vmain_pd: regulator-0 { 59 /* TPS25750 PD CONTROLLER OUTPUT */ 60 compatible = "regulator-fixed"; 61 regulator-name = "vmain_pd"; 62 regulator-min-microvolt = <5000000>; 63 regulator-max-microvolt = <5000000>; 64 regulator-always-on; 65 regulator-boot-on; 66 }; 67 68 vcc_5v0: regulator-1 { 69 /* Output of TPS63070 */ 70 compatible = "regulator-fixed"; 71 regulator-name = "vcc_5v0"; 72 regulator-min-microvolt = <5000000>; 73 regulator-max-microvolt = <5000000>; 74 vin-supply = <&vmain_pd>; 75 regulator-always-on; 76 regulator-boot-on; 77 }; 78 79 vcc_3v3_sys: regulator-2 { 80 /* output of LM5141-Q1 */ 81 compatible = "regulator-fixed"; 82 regulator-name = "vcc_3v3_sys"; 83 regulator-min-microvolt = <3300000>; 84 regulator-max-microvolt = <3300000>; 85 vin-supply = <&vmain_pd>; 86 regulator-always-on; 87 regulator-boot-on; 88 }; 89 90 vdd_mmc1: regulator-3 { 91 /* TPS22918DBVR */ 92 compatible = "regulator-fixed"; 93 regulator-name = "vdd_mmc1"; 94 regulator-min-microvolt = <3300000>; 95 regulator-max-microvolt = <3300000>; 96 regulator-boot-on; 97 enable-active-high; 98 gpio = <&exp1 3 GPIO_ACTIVE_HIGH>; 99 }; 100 101 leds { 102 compatible = "gpio-leds"; 103 pinctrl-names = "default"; 104 pinctrl-0 = <&usr_led_pins_default>; 105 106 led-0 { 107 label = "am62a-sk:green:heartbeat"; 108 gpios = <&main_gpio1 49 GPIO_ACTIVE_HIGH>; 109 linux,default-trigger = "heartbeat"; 110 function = LED_FUNCTION_HEARTBEAT; 111 default-state = "off"; 112 }; 113 }; 114}; 115 116&main_pmx0 { 117 main_uart0_pins_default: main-uart0-pins-default { 118 pinctrl-single,pins = < 119 AM62AX_IOPAD(0x1c8, PIN_INPUT, 0) /* (D14) UART0_RXD */ 120 AM62AX_IOPAD(0x1cc, PIN_OUTPUT, 0) /* (E14) UART0_TXD */ 121 >; 122 }; 123 124 main_i2c0_pins_default: main-i2c0-pins-default { 125 pinctrl-single,pins = < 126 AM62AX_IOPAD(0x1e0, PIN_INPUT_PULLUP, 0) /* (B16) I2C0_SCL */ 127 AM62AX_IOPAD(0x1e4, PIN_INPUT_PULLUP, 0) /* (A16) I2C0_SDA */ 128 >; 129 }; 130 131 main_i2c1_pins_default: main-i2c1-pins-default { 132 pinctrl-single,pins = < 133 AM62AX_IOPAD(0x1e8, PIN_INPUT_PULLUP, 0) /* (B17) I2C1_SCL */ 134 AM62AX_IOPAD(0x1ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */ 135 >; 136 }; 137 138 main_i2c2_pins_default: main-i2c2-pins-default { 139 pinctrl-single,pins = < 140 AM62AX_IOPAD(0x0b0, PIN_INPUT_PULLUP, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */ 141 AM62AX_IOPAD(0x0b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */ 142 >; 143 }; 144 145 main_mmc1_pins_default: main-mmc1-pins-default { 146 pinctrl-single,pins = < 147 AM62AX_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */ 148 AM62AX_IOPAD(0x234, PIN_INPUT, 0) /* (B22) MMC1_CLK */ 149 AM62AX_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */ 150 AM62AX_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */ 151 AM62AX_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */ 152 AM62AX_IOPAD(0x224, PIN_INPUT, 0) /* (D22) MMC1_DAT3 */ 153 AM62AX_IOPAD(0x240, PIN_INPUT, 0) /* (D17) MMC1_SDCD */ 154 >; 155 }; 156 157 usr_led_pins_default: usr-led-pins-default { 158 pinctrl-single,pins = < 159 AM62AX_IOPAD(0x244, PIN_OUTPUT, 7) /* (D18) MMC1_SDWP.GPIO1_49 */ 160 >; 161 }; 162 163 main_usb1_pins_default: main-usb1-pins-default { 164 pinctrl-single,pins = < 165 AM62AX_IOPAD(0x0258, PIN_OUTPUT, 0) /* (F18) USB1_DRVVBUS */ 166 >; 167 }; 168 169 main_mdio1_pins_default: main-mdio1-pins-default { 170 pinctrl-single,pins = < 171 AM62AX_IOPAD(0x160, PIN_OUTPUT, 0) /* (V12) MDIO0_MDC */ 172 AM62AX_IOPAD(0x15c, PIN_INPUT, 0) /* (V13) MDIO0_MDIO */ 173 >; 174 }; 175 176 main_rgmii1_pins_default: main-rgmii1-pins-default { 177 pinctrl-single,pins = < 178 AM62AX_IOPAD(0x14c, PIN_INPUT, 0) /* (AB16) RGMII1_RD0 */ 179 AM62AX_IOPAD(0x150, PIN_INPUT, 0) /* (V15) RGMII1_RD1 */ 180 AM62AX_IOPAD(0x154, PIN_INPUT, 0) /* (W15) RGMII1_RD2 */ 181 AM62AX_IOPAD(0x158, PIN_INPUT, 0) /* (V14) RGMII1_RD3 */ 182 AM62AX_IOPAD(0x148, PIN_INPUT, 0) /* (AA16) RGMII1_RXC */ 183 AM62AX_IOPAD(0x144, PIN_INPUT, 0) /* (AA15) RGMII1_RX_CTL */ 184 AM62AX_IOPAD(0x134, PIN_INPUT, 0) /* (Y17) RGMII1_TD0 */ 185 AM62AX_IOPAD(0x138, PIN_INPUT, 0) /* (V16) RGMII1_TD1 */ 186 AM62AX_IOPAD(0x13c, PIN_INPUT, 0) /* (Y16) RGMII1_TD2 */ 187 AM62AX_IOPAD(0x140, PIN_INPUT, 0) /* (AA17) RGMII1_TD3 */ 188 AM62AX_IOPAD(0x130, PIN_INPUT, 0) /* (AB17) RGMII1_TXC */ 189 AM62AX_IOPAD(0x12c, PIN_INPUT, 0) /* (W16) RGMII1_TX_CTL */ 190 >; 191 }; 192}; 193 194&main_i2c0 { 195 status = "okay"; 196 pinctrl-names = "default"; 197 pinctrl-0 = <&main_i2c0_pins_default>; 198 clock-frequency = <400000>; 199}; 200 201&main_i2c1 { 202 status = "okay"; 203 pinctrl-names = "default"; 204 pinctrl-0 = <&main_i2c1_pins_default>; 205 clock-frequency = <400000>; 206 207 exp1: gpio@22 { 208 compatible = "ti,tca6424"; 209 reg = <0x22>; 210 gpio-controller; 211 #gpio-cells = <2>; 212 213 gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST", 214 "BT_EN_SOC", "MMC1_SD_EN", 215 "VPP_EN", "EXP_PS_3V3_En", 216 "EXP_PS_5V0_En", "EXP_HAT_DETECT", 217 "GPIO_AUD_RSTn", "GPIO_eMMC_RSTn", 218 "UART1_FET_BUF_EN", "BT_UART_WAKE_SOC", 219 "GPIO_HDMI_RSTn", "CSI_GPIO0", 220 "CSI_GPIO1", "WLAN_ALERTn", 221 "HDMI_INTn", "TEST_GPIO2", 222 "MCASP1_FET_EN", "MCASP1_BUF_BT_EN", 223 "MCASP1_FET_SEL", "UART1_FET_SEL", 224 "PD_I2C_IRQ", "IO_EXP_TEST_LED"; 225 }; 226}; 227 228&sdhci1 { 229 /* SD/MMC */ 230 status = "okay"; 231 vmmc-supply = <&vdd_mmc1>; 232 pinctrl-names = "default"; 233 pinctrl-0 = <&main_mmc1_pins_default>; 234 ti,driver-strength-ohm = <50>; 235 disable-wp; 236}; 237 238&main_gpio0 { 239 status = "okay"; 240}; 241 242&main_gpio1 { 243 status = "okay"; 244}; 245 246&main_gpio_intr { 247 status = "okay"; 248}; 249 250&main_uart0 { 251 status = "okay"; 252 pinctrl-names = "default"; 253 pinctrl-0 = <&main_uart0_pins_default>; 254}; 255 256&usbss1 { 257 status = "okay"; 258}; 259 260&usb1 { 261 dr_mode = "host"; 262 pinctrl-names = "default"; 263 pinctrl-0 = <&main_usb1_pins_default>; 264}; 265 266&cpsw3g { 267 status = "okay"; 268 pinctrl-names = "default"; 269 pinctrl-0 = <&main_rgmii1_pins_default>; 270}; 271 272&cpsw_port1 { 273 status = "okay"; 274 phy-mode = "rgmii-rxid"; 275 phy-handle = <&cpsw3g_phy0>; 276}; 277 278&cpsw_port2 { 279 status = "disabled"; 280}; 281 282&cpsw3g_mdio { 283 status = "okay"; 284 pinctrl-names = "default"; 285 pinctrl-0 = <&main_mdio1_pins_default>; 286 287 cpsw3g_phy0: ethernet-phy@0 { 288 reg = <0>; 289 ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; 290 ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; 291 ti,min-output-impedance; 292 }; 293}; 294