1// SPDX-License-Identifier: GPL-2.0+ 2// 3// Copyright 2023 Linaro Ltd. 4 5/dts-v1/; 6 7#include "imx53.dtsi" 8 9/ { 10 model = "StarterKit SK-iMX53 Board"; 11 compatible = "starterkit,sk-imx53", "fsl,imx53"; 12 13 aliases { 14 /* 15 * iMX RTC is not battery powered on this board. 16 * Use the i2c RTC as rtc0. 17 */ 18 rtc0 = &rtc; 19 rtc1 = &srtc; 20 }; 21 22 chosen { 23 stdout-path = &uart1; 24 }; 25 26 memory@70000000 { 27 device_type = "memory"; 28 /* v2 had only 256 MB, v3 has 512 MB */ 29 reg = <0x70000000 0x20000000>; 30 }; 31 32 reg_usb1_vbus: regulator-usb-vbus { 33 compatible = "regulator-fixed"; 34 regulator-name = "usb_vbus"; 35 regulator-min-microvolt = <5000000>; 36 regulator-max-microvolt = <5000000>; 37 gpio = <&gpio2 29 GPIO_ACTIVE_HIGH>; 38 enable-active-high; 39 }; 40 41 reg_usb_otg_vbus: regulator-otg-vbus { 42 compatible = "regulator-fixed"; 43 regulator-name = "usb_vbus"; 44 regulator-min-microvolt = <5000000>; 45 regulator-max-microvolt = <5000000>; 46 gpio = <&gpio2 24 GPIO_ACTIVE_HIGH>; 47 enable-active-high; 48 }; 49}; 50 51&audmux { 52 pinctrl-names = "default"; 53 pinctrl-0 = <&pinctrl_audmux>; 54 status = "okay"; 55}; 56 57&can1 { 58 pinctrl-names = "default"; 59 pinctrl-0 = <&pinctrl_can1>; 60 status = "okay"; 61}; 62 63&ecspi1 { 64 pinctrl-names = "default"; 65 pinctrl-0 = <&pinctrl_ecspi1>; 66 cs-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>; 67 status = "okay"; 68}; 69 70&ecspi2 { 71 pinctrl-names = "default"; 72 pinctrl-0 = <&pinctrl_ecspi2>; 73 cs-gpios = <&gpio2 27 GPIO_ACTIVE_LOW>; 74 status = "okay"; 75}; 76 77&esdhc1 { 78 cd-gpios = <&gpio3 14 GPIO_ACTIVE_LOW>; 79 fsl,wp-controller; 80 pinctrl-names = "default"; 81 pinctrl-0 = <&pinctrl_esdhc1>; 82 status = "okay"; 83}; 84 85&fec { 86 pinctrl-names = "default"; 87 pinctrl-0 = <&pinctrl_fec>; 88 phy-mode = "rmii"; 89 phy-handle = <&phy0>; 90 mac-address = [000000000000]; /* placeholder; will be overwritten by bootloader */ 91 status = "okay"; 92 93 mdio { 94 #address-cells = <1>; 95 #size-cells = <0>; 96 97 phy0: ethernet-phy@0 { 98 reg = <0>; 99 reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; 100 }; 101 }; 102}; 103 104&i2c1 { 105 pinctrl-names = "default"; 106 pinctrl-0 = <&pinctrl_i2c1>; 107 status = "okay"; 108}; 109 110&i2c2 { 111 pinctrl-names = "default", "gpio"; 112 pinctrl-0 = <&pinctrl_i2c2>; 113 pinctrl-1 = <&pinctrl_i2c2_gpio>; 114 sda-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>; 115 scl-gpios = <&gpio2 30 GPIO_ACTIVE_HIGH>; 116 status = "okay"; 117 118 tlv320aic23: codec@1a { 119 compatible = "ti,tlv320aic23"; 120 reg = <0x1a>; 121 pinctrl-names = "default"; 122 pinctrl-0 = <&pinctrl_codec>; 123 #sound-dai-cells = <0>; 124 }; 125 126 rtc: rtc@68 { 127 compatible = "dallas,ds1338"; 128 reg = <0x68>; 129 }; 130}; 131 132&iomuxc { 133 pinctrl_audmux: audmuxgrp { 134 fsl,pins = < 135 MX53_PAD_SD2_DATA3__AUDMUX_AUD4_TXC 0x1e4 136 MX53_PAD_SD2_DATA2__AUDMUX_AUD4_TXD 0x1e4 137 MX53_PAD_SD2_DATA1__AUDMUX_AUD4_TXFS 0x1e4 138 MX53_PAD_SD2_DATA0__AUDMUX_AUD4_RXD 0x1e4 139 >; 140 }; 141 142 pinctrl_can1: can1grp { 143 fsl,pins = < 144 MX53_PAD_PATA_INTRQ__CAN1_TXCAN 0x1e4 145 MX53_PAD_PATA_DIOR__CAN1_RXCAN 0x1e4 146 >; 147 }; 148 149 pinctrl_codec: codecgrp { 150 fsl,pins = < 151 MX53_PAD_GPIO_0__CCM_SSI_EXT1_CLK 0x1c4 152 >; 153 }; 154 155 pinctrl_ecspi1: ecspi1grp { 156 fsl,pins = < 157 MX53_PAD_EIM_D16__ECSPI1_SCLK 0x1e4 158 MX53_PAD_EIM_D17__ECSPI1_MISO 0x1e4 159 MX53_PAD_EIM_D18__ECSPI1_MOSI 0x1e4 160 >; 161 }; 162 163 pinctrl_ecspi2: ecspi2grp { 164 fsl,pins = < 165 MX53_PAD_CSI0_DAT9__ECSPI2_MOSI 0x1e4 166 MX53_PAD_CSI0_DAT10__ECSPI2_MISO 0x1e4 167 MX53_PAD_EIM_CS0__ECSPI2_SCLK 0x1e4 168 >; 169 }; 170 171 pinctrl_esdhc1: esdhc1grp { 172 fsl,pins = < 173 MX53_PAD_SD1_DATA0__ESDHC1_DAT0 0x1d5 174 MX53_PAD_SD1_DATA1__ESDHC1_DAT1 0x1d5 175 MX53_PAD_SD1_DATA2__ESDHC1_DAT2 0x1d5 176 MX53_PAD_SD1_DATA3__ESDHC1_DAT3 0x1d5 177 MX53_PAD_SD1_CMD__ESDHC1_CMD 0x1d5 178 MX53_PAD_SD1_CLK__ESDHC1_CLK 0x1d5 179 MX53_PAD_EIM_DA14__GPIO3_14 0x1f0 180 >; 181 }; 182 183 pinctrl_fec: fecgrp { 184 fsl,pins = < 185 MX53_PAD_FEC_MDC__FEC_MDC 0x1e4 186 MX53_PAD_FEC_MDIO__FEC_MDIO 0x1e4 187 MX53_PAD_FEC_REF_CLK__FEC_TX_CLK 0x1e4 188 MX53_PAD_FEC_RX_ER__FEC_RX_ER 0x1e4 189 MX53_PAD_FEC_CRS_DV__FEC_RX_DV 0x1e4 190 MX53_PAD_FEC_RXD1__FEC_RDATA_1 0x1e4 191 MX53_PAD_FEC_RXD0__FEC_RDATA_0 0x1e4 192 MX53_PAD_FEC_TX_EN__FEC_TX_EN 0x1c4 193 MX53_PAD_FEC_TXD1__FEC_TDATA_1 0x1e4 194 MX53_PAD_FEC_TXD0__FEC_TDATA_0 0x1e4 195 MX53_PAD_GPIO_1__GPIO1_1 0x1c4 196 >; 197 }; 198 199 pinctrl_i2c1: i2c1grp { 200 fsl,pins = < 201 MX53_PAD_EIM_D21__I2C1_SCL 0x400001e4 202 MX53_PAD_EIM_D28__I2C1_SDA 0x400001e4 203 >; 204 }; 205 206 pinctrl_i2c2: i2c2grp { 207 fsl,pins = < 208 MX53_PAD_KEY_ROW3__I2C2_SDA 0x400001e4 209 MX53_PAD_EIM_EB2__I2C2_SCL 0x400001e4 210 >; 211 }; 212 213 pinctrl_i2c2_gpio: i2c2gpiogrp { 214 fsl,pins = < 215 MX53_PAD_KEY_ROW3__GPIO4_13 0x1e4 216 MX53_PAD_EIM_EB2__GPIO2_30 0x1e4 217 >; 218 }; 219 220 pinctrl_nand: nandgrp { 221 fsl,pins = < 222 MX53_PAD_NANDF_WE_B__EMI_NANDF_WE_B 0x4 223 MX53_PAD_NANDF_RE_B__EMI_NANDF_RE_B 0x4 224 MX53_PAD_NANDF_CLE__EMI_NANDF_CLE 0x4 225 MX53_PAD_NANDF_ALE__EMI_NANDF_ALE 0x4 226 MX53_PAD_NANDF_WP_B__EMI_NANDF_WP_B 0xe0 227 MX53_PAD_NANDF_RB0__EMI_NANDF_RB_0 0xe0 228 MX53_PAD_NANDF_CS0__EMI_NANDF_CS_0 0x4 229 MX53_PAD_NANDF_CS1__EMI_NANDF_CS_1 0x4 230 MX53_PAD_NANDF_CS2__EMI_NANDF_CS_2 0x4 231 MX53_PAD_NANDF_CS3__EMI_NANDF_CS_3 0x4 232 MX53_PAD_EIM_DA0__EMI_NAND_WEIM_DA_0 0xa4 233 MX53_PAD_EIM_DA1__EMI_NAND_WEIM_DA_1 0xa4 234 MX53_PAD_EIM_DA2__EMI_NAND_WEIM_DA_2 0xa4 235 MX53_PAD_EIM_DA3__EMI_NAND_WEIM_DA_3 0xa4 236 MX53_PAD_EIM_DA4__EMI_NAND_WEIM_DA_4 0xa4 237 MX53_PAD_EIM_DA5__EMI_NAND_WEIM_DA_5 0xa4 238 MX53_PAD_EIM_DA6__EMI_NAND_WEIM_DA_6 0xa4 239 MX53_PAD_EIM_DA7__EMI_NAND_WEIM_DA_7 0xa4 240 >; 241 }; 242 243 pinctrl_pwm1: pwm1grp { 244 fsl,pins = < 245 MX53_PAD_GPIO_9__PWM1_PWMO 0x5 246 >; 247 }; 248 249 pinctrl_uart1: uart1grp { 250 fsl,pins = < 251 MX53_PAD_PATA_DIOW__UART1_TXD_MUX 0x1e4 252 MX53_PAD_PATA_DMACK__UART1_RXD_MUX 0x1e4 253 >; 254 }; 255 256 pinctrl_uart3: uart3grp { 257 fsl,pins = < 258 MX53_PAD_EIM_D24__UART3_TXD_MUX 0x1e4 259 MX53_PAD_EIM_D25__UART3_RXD_MUX 0x1e4 260 >; 261 }; 262 263 pinctrl_uart4: uart4grp { 264 fsl,pins = < 265 MX53_PAD_KEY_COL0__UART4_TXD_MUX 0x1e4 266 MX53_PAD_KEY_ROW0__UART4_RXD_MUX 0x1e4 267 >; 268 }; 269}; 270 271&nfc { 272 pinctrl-names = "default"; 273 pinctrl-0 = <&pinctrl_nand>; 274 nand-bus-width = <8>; 275 status = "okay"; 276 277 partitions { 278 compatible = "fixed-partitions"; 279 #address-cells = <1>; 280 #size-cells = <1>; 281 282 partition@0 { 283 label = "boot"; 284 reg = <0x00000000 0x00100000>; 285 read-only; 286 }; 287 288 partition@100000 { 289 label = "u-boot"; 290 reg = <0x00100000 0x00100000>; 291 read-only; 292 }; 293 294 partition@200000 { 295 label = "u-boot-env"; 296 reg = <0x00200000 0x00100000>; 297 read-only; 298 }; 299 300 partition@1000000 { 301 label = "kernel-safe"; 302 reg = <0x01000000 0x00a00000>; 303 read-only; 304 }; 305 306 partition@1a00000 { 307 label = "kernel"; 308 reg = <0x01a00000 0x005e0000>; 309 }; 310 311 partition@2000000 { 312 label = "ubifs"; 313 reg = <0x02000000 0x0e000000>; 314 }; 315 }; 316}; 317 318&pwm1 { 319 pinctrl-names = "default"; 320 pinctrl-0 = <&pinctrl_pwm1>; 321 status = "okay"; 322}; 323 324&sata { 325 status = "okay"; 326}; 327 328&uart1 { 329 pinctrl-names = "default"; 330 pinctrl-0 = <&pinctrl_uart1>; 331 status = "okay"; 332}; 333 334&uart3 { 335 pinctrl-names = "default"; 336 pinctrl-0 = <&pinctrl_uart3>; 337 status = "okay"; 338}; 339 340&uart4 { 341 pinctrl-names = "default"; 342 pinctrl-0 = <&pinctrl_uart4>; 343 status = "okay"; 344}; 345 346&usbh1 { 347 vbus-supply = <®_usb1_vbus>; 348 phy_type = "utmi"; 349 disable-over-current; 350 status = "okay"; 351}; 352 353&usbotg { 354 dr_mode = "peripheral"; 355 disable-over-current; 356 status = "okay"; 357}; 358