1// SPDX-License-Identifier: GPL-2.0 2/* 3 * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/ 4 * 5 * Common Processor Board: https://www.ti.com/tool/J721EXCPXEVM 6 */ 7 8/dts-v1/; 9 10#include "k3-j721s2-som-p0.dtsi" 11#include <dt-bindings/net/ti-dp83867.h> 12 13/ { 14 compatible = "ti,j721s2-evm", "ti,j721s2"; 15 model = "Texas Instruments J721S2 EVM"; 16 17 chosen { 18 stdout-path = "serial10:115200n8"; 19 bootargs = "console=ttyS10,115200n8 earlycon=ns16550a,mmio32,2880000"; 20 }; 21 22 evm_12v0: fixedregulator-evm12v0 { 23 /* main supply */ 24 compatible = "regulator-fixed"; 25 regulator-name = "evm_12v0"; 26 regulator-min-microvolt = <12000000>; 27 regulator-max-microvolt = <12000000>; 28 regulator-always-on; 29 regulator-boot-on; 30 }; 31 32 vsys_3v3: fixedregulator-vsys3v3 { 33 /* Output of LM5140 */ 34 compatible = "regulator-fixed"; 35 regulator-name = "vsys_3v3"; 36 regulator-min-microvolt = <3300000>; 37 regulator-max-microvolt = <3300000>; 38 vin-supply = <&evm_12v0>; 39 regulator-always-on; 40 regulator-boot-on; 41 }; 42 43 vsys_5v0: fixedregulator-vsys5v0 { 44 /* Output of LM5140 */ 45 compatible = "regulator-fixed"; 46 regulator-name = "vsys_5v0"; 47 regulator-min-microvolt = <5000000>; 48 regulator-max-microvolt = <5000000>; 49 vin-supply = <&evm_12v0>; 50 regulator-always-on; 51 regulator-boot-on; 52 }; 53 54 vdd_mmc1: fixedregulator-sd { 55 /* Output of TPS22918 */ 56 compatible = "regulator-fixed"; 57 regulator-name = "vdd_mmc1"; 58 regulator-min-microvolt = <3300000>; 59 regulator-max-microvolt = <3300000>; 60 regulator-boot-on; 61 enable-active-high; 62 vin-supply = <&vsys_3v3>; 63 gpio = <&exp2 2 GPIO_ACTIVE_HIGH>; 64 }; 65 66 vdd_sd_dv: gpio-regulator-TLV71033 { 67 /* Output of TLV71033 */ 68 compatible = "regulator-gpio"; 69 regulator-name = "tlv71033"; 70 pinctrl-names = "default"; 71 pinctrl-0 = <&vdd_sd_dv_pins_default>; 72 regulator-min-microvolt = <1800000>; 73 regulator-max-microvolt = <3300000>; 74 regulator-boot-on; 75 vin-supply = <&vsys_5v0>; 76 gpios = <&main_gpio0 8 GPIO_ACTIVE_HIGH>; 77 states = <1800000 0x0>, 78 <3300000 0x1>; 79 }; 80 81 transceiver1: can-phy1 { 82 compatible = "ti,tcan1043"; 83 #phy-cells = <0>; 84 max-bitrate = <5000000>; 85 pinctrl-names = "default"; 86 pinctrl-0 = <&mcu_mcan0_gpio_pins_default>; 87 standby-gpios = <&wkup_gpio0 69 GPIO_ACTIVE_LOW>; 88 enable-gpios = <&wkup_gpio0 0 GPIO_ACTIVE_HIGH>; 89 }; 90 91 transceiver2: can-phy2 { 92 compatible = "ti,tcan1042"; 93 #phy-cells = <0>; 94 max-bitrate = <5000000>; 95 pinctrl-names = "default"; 96 pinctrl-0 = <&mcu_mcan1_gpio_pins_default>; 97 standby-gpios = <&wkup_gpio0 2 GPIO_ACTIVE_HIGH>; 98 }; 99 100}; 101 102&main_pmx0 { 103 main_uart8_pins_default: main-uart8-pins-default { 104 pinctrl-single,pins = < 105 J721S2_IOPAD(0x040, PIN_INPUT, 14) /* (AC28) MCASP0_AXR0.UART8_CTSn */ 106 J721S2_IOPAD(0x044, PIN_OUTPUT, 14) /* (Y26) MCASP0_AXR1.UART8_RTSn */ 107 J721S2_IOPAD(0x0d0, PIN_INPUT, 11) /* (AF26) SPI0_CS1.UART8_RXD */ 108 J721S2_IOPAD(0x0d4, PIN_OUTPUT, 11) /* (AH27) SPI0_CLK.UART8_TXD */ 109 >; 110 }; 111 112 main_i2c3_pins_default: main-i2c3-pins-default { 113 pinctrl-single,pins = < 114 J721S2_IOPAD(0x064, PIN_INPUT_PULLUP, 13) /* (W28) MCAN0_TX.I2C3_SCL */ 115 J721S2_IOPAD(0x060, PIN_INPUT_PULLUP, 13) /* (AC27) MCASP2_AXR1.I2C3_SDA */ 116 >; 117 }; 118 119 main_mmc1_pins_default: main-mmc1-pins-default { 120 pinctrl-single,pins = < 121 J721S2_IOPAD(0x104, PIN_INPUT, 0) /* (P23) MMC1_CLK */ 122 J721S2_IOPAD(0x108, PIN_INPUT, 0) /* (N24) MMC1_CMD */ 123 J721S2_IOPAD(0x100, PIN_INPUT, 0) /* (###) MMC1_CLKLB */ 124 J721S2_IOPAD(0x0fc, PIN_INPUT, 0) /* (M23) MMC1_DAT0 */ 125 J721S2_IOPAD(0x0f8, PIN_INPUT, 0) /* (P24) MMC1_DAT1 */ 126 J721S2_IOPAD(0x0f4, PIN_INPUT, 0) /* (R24) MMC1_DAT2 */ 127 J721S2_IOPAD(0x0f0, PIN_INPUT, 0) /* (R22) MMC1_DAT3 */ 128 J721S2_IOPAD(0x0e8, PIN_INPUT, 8) /* (AE25) TIMER_IO0.MMC1_SDCD */ 129 >; 130 }; 131 132 vdd_sd_dv_pins_default: vdd-sd-dv-pins-default { 133 pinctrl-single,pins = < 134 J721S2_IOPAD(0x020, PIN_INPUT, 7) /* (AA23) MCAN15_RX.GPIO0_8 */ 135 >; 136 }; 137}; 138 139&wkup_pmx0 { 140 mcu_cpsw_pins_default: mcu-cpsw-pins-default { 141 pinctrl-single,pins = < 142 J721S2_WKUP_IOPAD(0x094, PIN_INPUT, 0) /* (B22) MCU_RGMII1_RD0 */ 143 J721S2_WKUP_IOPAD(0x090, PIN_INPUT, 0) /* (B21) MCU_RGMII1_RD1 */ 144 J721S2_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (C22) MCU_RGMII1_RD2 */ 145 J721S2_WKUP_IOPAD(0x088, PIN_INPUT, 0) /* (D23) MCU_RGMII1_RD3 */ 146 J721S2_WKUP_IOPAD(0x084, PIN_INPUT, 0) /* (D22) MCU_RGMII1_RXC */ 147 J721S2_WKUP_IOPAD(0x06c, PIN_INPUT, 0) /* (E23) MCU_RGMII1_RX_CTL */ 148 J721S2_WKUP_IOPAD(0x07c, PIN_OUTPUT, 0) /* (F23) MCU_RGMII1_TD0 */ 149 J721S2_WKUP_IOPAD(0x078, PIN_OUTPUT, 0) /* (G22) MCU_RGMII1_TD1 */ 150 J721S2_WKUP_IOPAD(0x074, PIN_OUTPUT, 0) /* (E21) MCU_RGMII1_TD2 */ 151 J721S2_WKUP_IOPAD(0x070, PIN_OUTPUT, 0) /* (E22) MCU_RGMII1_TD3 */ 152 J721S2_WKUP_IOPAD(0x080, PIN_OUTPUT, 0) /* (F21) MCU_RGMII1_TXC */ 153 J721S2_WKUP_IOPAD(0x068, PIN_OUTPUT, 0) /* (F22) MCU_RGMII1_TX_CTL */ 154 >; 155 }; 156 157 mcu_mdio_pins_default: mcu-mdio-pins-default { 158 pinctrl-single,pins = < 159 J721S2_WKUP_IOPAD(0x09c, PIN_OUTPUT, 0) /* (A21) MCU_MDIO0_MDC */ 160 J721S2_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (A22) MCU_MDIO0_MDIO */ 161 >; 162 }; 163 164 mcu_mcan0_pins_default: mcu-mcan0-pins-default { 165 pinctrl-single,pins = < 166 J721S2_WKUP_IOPAD(0x0bc, PIN_INPUT, 0) /* (E28) MCU_MCAN0_RX */ 167 J721S2_WKUP_IOPAD(0x0b8, PIN_OUTPUT, 0) /* (E27) MCU_MCAN0_TX */ 168 >; 169 }; 170 171 mcu_mcan1_pins_default: mcu-mcan1-pins-default { 172 pinctrl-single,pins = < 173 J721S2_WKUP_IOPAD(0x0d4, PIN_INPUT, 0) /* (F26) WKUP_GPIO0_5.MCU_MCAN1_RX */ 174 J721S2_WKUP_IOPAD(0x0d0, PIN_OUTPUT, 0) /* (C23) WKUP_GPIO0_4.MCU_MCAN1_TX */ 175 >; 176 }; 177 178 mcu_mcan0_gpio_pins_default: mcu-mcan0-gpio-pins-default { 179 pinctrl-single,pins = < 180 J721S2_WKUP_IOPAD(0x0c0, PIN_INPUT, 7) /* (D26) WKUP_GPIO0_0 */ 181 J721S2_WKUP_IOPAD(0x0a8, PIN_INPUT, 7) /* (B25) MCU_SPI0_D1.WKUP_GPIO0_69 */ 182 >; 183 }; 184 185 mcu_mcan1_gpio_pins_default: mcu-mcan1-gpio-pins-default { 186 pinctrl-single,pins = < 187 J721S2_WKUP_IOPAD(0x0c8, PIN_INPUT, 7) /* (C28) WKUP_GPIO0_2 */ 188 >; 189 }; 190}; 191 192&main_gpio2 { 193 status = "disabled"; 194}; 195 196&main_gpio4 { 197 status = "disabled"; 198}; 199 200&main_gpio6 { 201 status = "disabled"; 202}; 203 204&wkup_gpio1 { 205 status = "disabled"; 206}; 207 208&wkup_uart0 { 209 status = "reserved"; 210}; 211 212&main_uart0 { 213 status = "disabled"; 214}; 215 216&main_uart1 { 217 status = "disabled"; 218}; 219 220&main_uart2 { 221 status = "disabled"; 222}; 223 224&main_uart3 { 225 status = "disabled"; 226}; 227 228&main_uart4 { 229 status = "disabled"; 230}; 231 232&main_uart5 { 233 status = "disabled"; 234}; 235 236&main_uart6 { 237 status = "disabled"; 238}; 239 240&main_uart7 { 241 status = "disabled"; 242}; 243 244&main_uart8 { 245 pinctrl-names = "default"; 246 pinctrl-0 = <&main_uart8_pins_default>; 247 /* Shared with TFA on this platform */ 248 power-domains = <&k3_pds 357 TI_SCI_PD_SHARED>; 249}; 250 251&main_uart9 { 252 status = "disabled"; 253}; 254 255&main_i2c0 { 256 clock-frequency = <400000>; 257 258 exp1: gpio@20 { 259 compatible = "ti,tca6416"; 260 reg = <0x20>; 261 gpio-controller; 262 #gpio-cells = <2>; 263 gpio-line-names = "PCIE_2L_MODE_SEL", "PCIE_2L_PERSTZ", "PCIE_2L_RC_RSTZ", 264 "PCIE_2L_EP_RST_EN", "PCIE_1L_MODE_SEL", "PCIE_1L_PERSTZ", 265 "PCIE_1L_RC_RSTZ", "PCIE_1L_EP_RST_EN", "PCIE_2L_PRSNT#", 266 "PCIE_1L_PRSNT#", "CDCI1_OE1/OE4", "CDCI1_OE2/OE3", "EXP_MUX1", 267 "EXP_MUX2", "EXP_MUX3", "GESI_EXP_PHY_RSTz"; 268 }; 269 270 exp2: gpio@22 { 271 compatible = "ti,tca6424"; 272 reg = <0x22>; 273 gpio-controller; 274 #gpio-cells = <2>; 275 gpio-line-names = "APPLE_AUTH_RSTZ", "MLB_RSTZ", "GPIO_USD_PWR_EN", "USBC_PWR_EN", 276 "USBC_MODE_SEL1", "USBC_MODE_SEL0", "MCAN0_EN", "MCAN0_STB#", 277 "MUX_SPAREMUX_SPARE", "MCASP/TRACE_MUX_S0", "MCASP/TRACE_MUX_S1", 278 "MLB_MUX_SEL", "MCAN_MUX_SEL", "MCASP2/SPI3_MUX_SEL", "PCIe_CLKREQn_MUX_SEL", 279 "CDCI2_RSTZ", "ENET_EXP_PWRDN", "ENET_EXP_RESETZ", "ENET_I2CMUX_SEL", 280 "ENET_EXP_SPARE2", "M2PCIE_RTSZ", "USER_INPUT1", "USER_LED1", "USER_LED2"; 281 }; 282}; 283 284&main_i2c1 { 285 status = "disabled"; 286}; 287 288&main_i2c2 { 289 status = "disabled"; 290}; 291 292&main_i2c3 { 293 status = "disabled"; 294}; 295 296&main_i2c4 { 297 status = "disabled"; 298}; 299 300&main_i2c5 { 301 status = "disabled"; 302}; 303 304&main_i2c6 { 305 status = "disabled"; 306}; 307 308&main_sdhci0 { 309 /* eMMC */ 310 non-removable; 311 ti,driver-strength-ohm = <50>; 312 disable-wp; 313}; 314 315&main_sdhci1 { 316 /* SD card */ 317 pinctrl-0 = <&main_mmc1_pins_default>; 318 pinctrl-names = "default"; 319 disable-wp; 320 vmmc-supply = <&vdd_mmc1>; 321 vqmmc-supply = <&vdd_sd_dv>; 322}; 323 324&mcu_cpsw { 325 pinctrl-names = "default"; 326 pinctrl-0 = <&mcu_cpsw_pins_default &mcu_mdio_pins_default>; 327}; 328 329&davinci_mdio { 330 phy0: ethernet-phy@0 { 331 reg = <0>; 332 ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>; 333 ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>; 334 ti,min-output-impedance; 335 }; 336}; 337 338&cpsw_port1 { 339 phy-mode = "rgmii-rxid"; 340 phy-handle = <&phy0>; 341}; 342 343&mcu_mcan0 { 344 pinctrl-names = "default"; 345 pinctrl-0 = <&mcu_mcan0_pins_default>; 346 phys = <&transceiver1>; 347}; 348 349&mcu_mcan1 { 350 pinctrl-names = "default"; 351 pinctrl-0 = <&mcu_mcan1_pins_default>; 352 phys = <&transceiver2>; 353}; 354 355&main_mcan0 { 356 status = "disabled"; 357}; 358 359&main_mcan1 { 360 status = "disabled"; 361}; 362 363&main_mcan2 { 364 status = "disabled"; 365}; 366 367&main_mcan3 { 368 status = "disabled"; 369}; 370 371&main_mcan4 { 372 status = "disabled"; 373}; 374 375&main_mcan5 { 376 status = "disabled"; 377}; 378 379&main_mcan6 { 380 status = "disabled"; 381}; 382 383&main_mcan7 { 384 status = "disabled"; 385}; 386 387&main_mcan8 { 388 status = "disabled"; 389}; 390 391&main_mcan9 { 392 status = "disabled"; 393}; 394 395&main_mcan10 { 396 status = "disabled"; 397}; 398 399&main_mcan11 { 400 status = "disabled"; 401}; 402 403&main_mcan12 { 404 status = "disabled"; 405}; 406 407&main_mcan13 { 408 status = "disabled"; 409}; 410 411&main_mcan14 { 412 status = "disabled"; 413}; 414 415&main_mcan15 { 416 status = "disabled"; 417}; 418 419&main_mcan17 { 420 status = "disabled"; 421}; 422