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 serial0 = &wkup_uart0; 21 serial2 = &main_uart0; 22 serial3 = &main_uart1; 23 mmc1 = &sdhci1; 24 }; 25 26 chosen { 27 stdout-path = "serial2:115200n8"; 28 }; 29 30 memory@80000000 { 31 device_type = "memory"; 32 /* 4G RAM */ 33 reg = <0x00000000 0x80000000 0x00000000 0x80000000>, 34 <0x00000008 0x80000000 0x00000000 0x80000000>; 35 }; 36 37 reserved-memory { 38 #address-cells = <2>; 39 #size-cells = <2>; 40 ranges; 41 42 secure_tfa_ddr: tfa@9e780000 { 43 reg = <0x00 0x9e780000 0x00 0x80000>; 44 alignment = <0x1000>; 45 no-map; 46 }; 47 48 secure_ddr: optee@9e800000 { 49 reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */ 50 alignment = <0x1000>; 51 no-map; 52 }; 53 54 wkup_r5fss0_core0_memory_region: r5f-dma-memory@9c900000 { 55 compatible = "shared-dma-pool"; 56 reg = <0x00 0x9c900000 0x00 0x01e00000>; 57 no-map; 58 }; 59 }; 60 61 vmain_pd: regulator-0 { 62 /* TPS25750 PD CONTROLLER OUTPUT */ 63 compatible = "regulator-fixed"; 64 regulator-name = "vmain_pd"; 65 regulator-min-microvolt = <5000000>; 66 regulator-max-microvolt = <5000000>; 67 regulator-always-on; 68 regulator-boot-on; 69 }; 70 71 vcc_5v0: regulator-1 { 72 /* Output of TPS63070 */ 73 compatible = "regulator-fixed"; 74 regulator-name = "vcc_5v0"; 75 regulator-min-microvolt = <5000000>; 76 regulator-max-microvolt = <5000000>; 77 vin-supply = <&vmain_pd>; 78 regulator-always-on; 79 regulator-boot-on; 80 }; 81 82 vcc_3v3_sys: regulator-2 { 83 /* output of LM5141-Q1 */ 84 compatible = "regulator-fixed"; 85 regulator-name = "vcc_3v3_sys"; 86 regulator-min-microvolt = <3300000>; 87 regulator-max-microvolt = <3300000>; 88 vin-supply = <&vmain_pd>; 89 regulator-always-on; 90 regulator-boot-on; 91 }; 92 93 vdd_mmc1: regulator-3 { 94 /* TPS22918DBVR */ 95 compatible = "regulator-fixed"; 96 regulator-name = "vdd_mmc1"; 97 regulator-min-microvolt = <3300000>; 98 regulator-max-microvolt = <3300000>; 99 regulator-boot-on; 100 enable-active-high; 101 gpio = <&exp1 3 GPIO_ACTIVE_HIGH>; 102 }; 103 104 leds { 105 compatible = "gpio-leds"; 106 pinctrl-names = "default"; 107 pinctrl-0 = <&usr_led_pins_default>; 108 109 led-0 { 110 label = "am62a-sk:green:heartbeat"; 111 gpios = <&main_gpio1 49 GPIO_ACTIVE_HIGH>; 112 linux,default-trigger = "heartbeat"; 113 function = LED_FUNCTION_HEARTBEAT; 114 default-state = "off"; 115 }; 116 }; 117}; 118 119&mcu_pmx0 { 120 wkup_uart0_pins_default: wkup-uart0-default-pins { 121 pinctrl-single,pins = < 122 AM62AX_MCU_IOPAD(0x0024, PIN_INPUT, 0) /* (C9) WKUP_UART0_RXD */ 123 AM62AX_MCU_IOPAD(0x0028, PIN_OUTPUT, 0) /* (E9) WKUP_UART0_TXD */ 124 AM62AX_MCU_IOPAD(0x002c, PIN_INPUT, 0) /* (C10) WKUP_UART0_CTSn */ 125 AM62AX_MCU_IOPAD(0x0030, PIN_OUTPUT, 0) /* (C8) WKUP_UART0_RTSn */ 126 >; 127 }; 128}; 129 130/* WKUP UART0 is used for DM firmware logs */ 131&wkup_uart0 { 132 pinctrl-names = "default"; 133 pinctrl-0 = <&wkup_uart0_pins_default>; 134 status = "reserved"; 135}; 136 137&main_pmx0 { 138 main_uart0_pins_default: main-uart0-default-pins { 139 pinctrl-single,pins = < 140 AM62AX_IOPAD(0x1c8, PIN_INPUT, 0) /* (E14) UART0_RXD */ 141 AM62AX_IOPAD(0x1cc, PIN_OUTPUT, 0) /* (D15) UART0_TXD */ 142 >; 143 }; 144 145 main_uart1_pins_default: main-uart1-default-pins { 146 pinctrl-single,pins = < 147 AM62AX_IOPAD(0x01e8, PIN_INPUT, 1) /* (C17) I2C1_SCL.UART1_RXD */ 148 AM62AX_IOPAD(0x01ec, PIN_OUTPUT, 1) /* (E17) I2C1_SDA.UART1_TXD */ 149 AM62AX_IOPAD(0x0194, PIN_INPUT, 2) /* (C19) MCASP0_AXR3.UART1_CTSn */ 150 AM62AX_IOPAD(0x0198, PIN_OUTPUT, 2) /* (B19) MCASP0_AXR2.UART1_RTSn */ 151 >; 152 }; 153 154 main_i2c0_pins_default: main-i2c0-default-pins { 155 pinctrl-single,pins = < 156 AM62AX_IOPAD(0x1e0, PIN_INPUT_PULLUP, 0) /* (B16) I2C0_SCL */ 157 AM62AX_IOPAD(0x1e4, PIN_INPUT_PULLUP, 0) /* (A16) I2C0_SDA */ 158 >; 159 }; 160 161 main_i2c1_pins_default: main-i2c1-default-pins { 162 pinctrl-single,pins = < 163 AM62AX_IOPAD(0x1e8, PIN_INPUT_PULLUP, 0) /* (B17) I2C1_SCL */ 164 AM62AX_IOPAD(0x1ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */ 165 >; 166 }; 167 168 main_i2c2_pins_default: main-i2c2-default-pins { 169 pinctrl-single,pins = < 170 AM62AX_IOPAD(0x0b0, PIN_INPUT_PULLUP, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */ 171 AM62AX_IOPAD(0x0b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */ 172 >; 173 }; 174 175 main_mmc1_pins_default: main-mmc1-default-pins { 176 pinctrl-single,pins = < 177 AM62AX_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */ 178 AM62AX_IOPAD(0x234, PIN_INPUT, 0) /* (B22) MMC1_CLK */ 179 AM62AX_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */ 180 AM62AX_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */ 181 AM62AX_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */ 182 AM62AX_IOPAD(0x224, PIN_INPUT, 0) /* (D22) MMC1_DAT3 */ 183 AM62AX_IOPAD(0x240, PIN_INPUT, 0) /* (D17) MMC1_SDCD */ 184 >; 185 }; 186 187 usr_led_pins_default: usr-led-default-pins { 188 pinctrl-single,pins = < 189 AM62AX_IOPAD(0x244, PIN_OUTPUT, 7) /* (D18) MMC1_SDWP.GPIO1_49 */ 190 >; 191 }; 192 193 main_usb1_pins_default: main-usb1-default-pins { 194 pinctrl-single,pins = < 195 AM62AX_IOPAD(0x0258, PIN_OUTPUT, 0) /* (F18) USB1_DRVVBUS */ 196 >; 197 }; 198 199 main_mdio1_pins_default: main-mdio1-default-pins { 200 pinctrl-single,pins = < 201 AM62AX_IOPAD(0x160, PIN_OUTPUT, 0) /* (V12) MDIO0_MDC */ 202 AM62AX_IOPAD(0x15c, PIN_INPUT, 0) /* (V13) MDIO0_MDIO */ 203 >; 204 }; 205 206 main_rgmii1_pins_default: main-rgmii1-default-pins { 207 pinctrl-single,pins = < 208 AM62AX_IOPAD(0x14c, PIN_INPUT, 0) /* (AB16) RGMII1_RD0 */ 209 AM62AX_IOPAD(0x150, PIN_INPUT, 0) /* (V15) RGMII1_RD1 */ 210 AM62AX_IOPAD(0x154, PIN_INPUT, 0) /* (W15) RGMII1_RD2 */ 211 AM62AX_IOPAD(0x158, PIN_INPUT, 0) /* (V14) RGMII1_RD3 */ 212 AM62AX_IOPAD(0x148, PIN_INPUT, 0) /* (AA16) RGMII1_RXC */ 213 AM62AX_IOPAD(0x144, PIN_INPUT, 0) /* (AA15) RGMII1_RX_CTL */ 214 AM62AX_IOPAD(0x134, PIN_INPUT, 0) /* (Y17) RGMII1_TD0 */ 215 AM62AX_IOPAD(0x138, PIN_INPUT, 0) /* (V16) RGMII1_TD1 */ 216 AM62AX_IOPAD(0x13c, PIN_INPUT, 0) /* (Y16) RGMII1_TD2 */ 217 AM62AX_IOPAD(0x140, PIN_INPUT, 0) /* (AA17) RGMII1_TD3 */ 218 AM62AX_IOPAD(0x130, PIN_INPUT, 0) /* (AB17) RGMII1_TXC */ 219 AM62AX_IOPAD(0x12c, PIN_INPUT, 0) /* (W16) RGMII1_TX_CTL */ 220 >; 221 }; 222}; 223 224&main_i2c0 { 225 status = "okay"; 226 pinctrl-names = "default"; 227 pinctrl-0 = <&main_i2c0_pins_default>; 228 clock-frequency = <400000>; 229 230 typec_pd0: usb-power-controller@3f { 231 compatible = "ti,tps6598x"; 232 reg = <0x3f>; 233 234 connector { 235 compatible = "usb-c-connector"; 236 label = "USB-C"; 237 self-powered; 238 data-role = "dual"; 239 power-role = "sink"; 240 port { 241 usb_con_hs: endpoint { 242 remote-endpoint = <&usb0_hs_ep>; 243 }; 244 }; 245 }; 246 }; 247}; 248 249&main_i2c1 { 250 status = "okay"; 251 pinctrl-names = "default"; 252 pinctrl-0 = <&main_i2c1_pins_default>; 253 clock-frequency = <400000>; 254 255 exp1: gpio@22 { 256 compatible = "ti,tca6424"; 257 reg = <0x22>; 258 gpio-controller; 259 #gpio-cells = <2>; 260 261 gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST", 262 "BT_EN_SOC", "MMC1_SD_EN", 263 "VPP_EN", "EXP_PS_3V3_En", 264 "EXP_PS_5V0_En", "EXP_HAT_DETECT", 265 "GPIO_AUD_RSTn", "GPIO_eMMC_RSTn", 266 "UART1_FET_BUF_EN", "BT_UART_WAKE_SOC", 267 "GPIO_HDMI_RSTn", "CSI_GPIO0", 268 "CSI_GPIO1", "WLAN_ALERTn", 269 "HDMI_INTn", "TEST_GPIO2", 270 "MCASP1_FET_EN", "MCASP1_BUF_BT_EN", 271 "MCASP1_FET_SEL", "UART1_FET_SEL", 272 "PD_I2C_IRQ", "IO_EXP_TEST_LED"; 273 }; 274}; 275 276&sdhci1 { 277 /* SD/MMC */ 278 status = "okay"; 279 vmmc-supply = <&vdd_mmc1>; 280 pinctrl-names = "default"; 281 pinctrl-0 = <&main_mmc1_pins_default>; 282 ti,driver-strength-ohm = <50>; 283 disable-wp; 284}; 285 286&main_gpio0 { 287 status = "okay"; 288}; 289 290&main_gpio1 { 291 status = "okay"; 292}; 293 294&main_gpio_intr { 295 status = "okay"; 296}; 297 298&main_uart0 { 299 status = "okay"; 300 pinctrl-names = "default"; 301 pinctrl-0 = <&main_uart0_pins_default>; 302}; 303 304/* Main UART1 is used for TIFS firmware logs */ 305&main_uart1 { 306 pinctrl-names = "default"; 307 pinctrl-0 = <&main_uart1_pins_default>; 308 status = "reserved"; 309}; 310 311&usbss0 { 312 status = "okay"; 313 ti,vbus-divider; 314}; 315 316&usb0 { 317 usb-role-switch; 318 319 port { 320 usb0_hs_ep: endpoint { 321 remote-endpoint = <&usb_con_hs>; 322 }; 323 }; 324}; 325 326&usbss1 { 327 status = "okay"; 328}; 329 330&usb1 { 331 dr_mode = "host"; 332 pinctrl-names = "default"; 333 pinctrl-0 = <&main_usb1_pins_default>; 334}; 335 336&cpsw3g { 337 status = "okay"; 338 pinctrl-names = "default"; 339 pinctrl-0 = <&main_rgmii1_pins_default>; 340}; 341 342&cpsw_port1 { 343 status = "okay"; 344 phy-mode = "rgmii-rxid"; 345 phy-handle = <&cpsw3g_phy0>; 346}; 347 348&cpsw_port2 { 349 status = "disabled"; 350}; 351 352&cpsw3g_mdio { 353 status = "okay"; 354 pinctrl-names = "default"; 355 pinctrl-0 = <&main_mdio1_pins_default>; 356 357 cpsw3g_phy0: ethernet-phy@0 { 358 reg = <0>; 359 ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; 360 ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; 361 ti,min-output-impedance; 362 }; 363}; 364