Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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sys/contrib/device-tree/src/arm/am335x-phycore-som.dtsi
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1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Copyright (C) 2015 Phytec Messtechnik GmbH 4 * Author: Teresa Remmet <t.remmet@phytec.de> 5 */ 6 7 #include "am33xx.dtsi" 8 #include <dt-bindings/interrupt-controller/irq.h> 9 10 / { 11 model = "Phytec AM335x phyCORE"; 12 compatible = "phytec,am335x-phycore-som", "ti,am33xx"; 13 14 aliases { 15 rtc0 = &i2c_rtc; 16 rtc1 = &rtc; 17 }; 18 19 cpus { 20 cpu@0 { 21 cpu0-supply = <&vdd1_reg>; 22 }; 23 }; 24 25 memory@80000000 { 26 device_type = "memory"; 27 reg = <0x80000000 0x10000000>; /* 256 MB */ 28 }; 29 30 vcc5v: fixedregulator0 { 31 compatible = "regulator-fixed"; 32 regulator-name = "vcc5v"; 33 regulator-min-microvolt = <5000000>; 34 regulator-max-microvolt = <5000000>; 35 regulator-boot-on; 36 regulator-always-on; 37 }; 38 }; 39 40 /* Crypto Module */ 41 &aes { 42 status = "okay"; 43 }; 44 45 &sham { 46 status = "okay"; 47 }; 48 49 /* EMMC */ 50 &am33xx_pinmux { 51 emmc_pins: pinmux_emmc_pins { 52 pinctrl-single,pins = < 53 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn1.mmc1_clk */ 54 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2) /* gpmc_csn2.mmc1_cmd */ 55 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad0.mmc1_dat0 */ 56 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad1.mmc1_dat1 */ 57 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad2.mmc1_dat2 */ 58 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad3.mmc1_dat3 */ 59 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad4.mmc1_dat4 */ 60 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad5.mmc1_dat5 */ 61 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad6.mmc1_dat6 */ 62 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1) /* gpmc_ad7.mmc1_dat7 */ 63 >; 64 }; 65 }; 66 67 &mmc2 { 68 pinctrl-names = "default"; 69 pinctrl-0 = <&emmc_pins>; 70 vmmc-supply = <&vmmc_reg>; 71 bus-width = <8>; 72 non-removable; 73 status = "disabled"; 74 }; 75 76 /* Ethernet */ 77 &am33xx_pinmux { 78 ethernet0_pins: pinmux_ethernet0 { 79 pinctrl-single,pins = < 80 AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLDOWN, MUX_MODE1) 81 AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLDOWN, MUX_MODE1) 82 AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT, MUX_MODE1) 83 AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT, MUX_MODE1) 84 AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT, MUX_MODE1) 85 AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLDOWN, MUX_MODE1) 86 AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLDOWN, MUX_MODE1) 87 AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLDOWN, MUX_MODE0) 88 >; 89 }; 90 91 mdio_pins: pinmux_mdio { 92 pinctrl-single,pins = < 93 /* MDIO */ 94 AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0) 95 AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0) 96 >; 97 }; 98 }; 99 100 &cpsw_port1 { 101 phy-handle = <&phy0>; 102 phy-mode = "rmii"; 103 ti,dual-emac-pvid = <1>; 104 }; 105 106 &cpsw_port2 { 107 status = "disabled"; 108 }; 109 110 &davinci_mdio_sw { 111 pinctrl-names = "default"; 112 pinctrl-0 = <&mdio_pins>; 113 114 phy0: ethernet-phy@0 { 115 reg = <0>; 116 }; 117 }; 118 119 &mac_sw { 120 pinctrl-names = "default"; 121 pinctrl-0 = <ðernet0_pins>; 122 status = "okay"; 123 }; 124 125 /* I2C Busses */ 126 &am33xx_pinmux { 127 i2c0_pins: pinmux_i2c0 { 128 pinctrl-single,pins = < 129 AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT, MUX_MODE0) 130 AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT, MUX_MODE0) 131 >; 132 }; 133 }; 134 135 &i2c0 { 136 pinctrl-names = "default"; 137 pinctrl-0 = <&i2c0_pins>; 138 clock-frequency = <400000>; 139 status = "okay"; 140 141 tps: pmic@2d { 142 reg = <0x2d>; 143 }; 144 145 i2c_tmp102: temp@4b { 146 compatible = "ti,tmp102"; 147 reg = <0x4b>; 148 status = "disabled"; 149 }; 150 151 i2c_eeprom: eeprom@52 { 152 compatible = "atmel,24c32"; 153 pagesize = <32>; 154 reg = <0x52>; 155 status = "disabled"; 156 }; 157 158 i2c_rtc: rtc@68 { 159 compatible = "microcrystal,rv4162"; 160 reg = <0x68>; 161 status = "disabled"; 162 }; 163 }; 164 165 /* NAND memory */ 166 &am33xx_pinmux { 167 nandflash_pins: pinmux_nandflash { 168 pinctrl-single,pins = < 169 AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE0) 170 AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE0) 171 AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE0) 172 AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE0) 173 AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE0) 174 AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE0) 175 AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE0) 176 AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE0) 177 AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_INPUT_PULLUP, MUX_MODE0) 178 AM33XX_PADCONF(AM335X_PIN_GPMC_CSN0, PIN_OUTPUT, MUX_MODE0) 179 AM33XX_PADCONF(AM335X_PIN_GPMC_ADVN_ALE, PIN_OUTPUT, MUX_MODE0) 180 AM33XX_PADCONF(AM335X_PIN_GPMC_OEN_REN, PIN_OUTPUT, MUX_MODE0) 181 AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_OUTPUT, MUX_MODE0) 182 AM33XX_PADCONF(AM335X_PIN_GPMC_BEN0_CLE, PIN_OUTPUT, MUX_MODE0) 183 >; 184 }; 185 }; 186 187 &elm { 188 status = "okay"; 189 }; 190 191 &gpmc { 192 status = "disabled"; 193 pinctrl-names = "default"; 194 pinctrl-0 = <&nandflash_pins>; 195 ranges = <0 0 0x08000000 0x1000000>; /* CS0: NAND */ 196 nandflash: nand@0,0 { 197 compatible = "ti,omap2-nand"; 198 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */ 199 interrupt-parent = <&gpmc>; 200 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */ 201 <1 IRQ_TYPE_NONE>; /* termcount */ 202 rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */ 203 nand-bus-width = <8>; 204 ti,nand-ecc-opt = "bch8"; 205 gpmc,device-nand = "true"; 206 gpmc,device-width = <1>; 207 gpmc,sync-clk-ps = <0>; 208 gpmc,cs-on-ns = <0>; 209 gpmc,cs-rd-off-ns = <30>; 210 gpmc,cs-wr-off-ns = <30>; 211 gpmc,adv-on-ns = <0>; 212 gpmc,adv-rd-off-ns = <30>; 213 gpmc,adv-wr-off-ns = <30>; 214 gpmc,we-on-ns = <0>; 215 gpmc,we-off-ns = <20>; 216 gpmc,oe-on-ns = <10>; 217 gpmc,oe-off-ns = <30>; 218 gpmc,access-ns = <30>; 219 gpmc,rd-cycle-ns = <30>; 220 gpmc,wr-cycle-ns = <30>; 221 gpmc,bus-turnaround-ns = <0>; 222 gpmc,cycle2cycle-delay-ns = <50>; 223 gpmc,cycle2cycle-diffcsen; 224 gpmc,clk-activation-ns = <0>; 225 gpmc,wr-access-ns = <30>; 226 gpmc,wr-data-mux-bus-ns = <0>; 227 228 ti,elm-id = <&elm>; 229 230 #address-cells = <1>; 231 #size-cells = <1>; 232 }; 233 }; 234 235 /* Power */ 236 #include "tps65910.dtsi" 237 238 &tps { 239 vcc1-supply = <&vcc5v>; 240 vcc2-supply = <&vcc5v>; 241 vcc3-supply = <&vcc5v>; 242 vcc4-supply = <&vcc5v>; 243 vcc5-supply = <&vcc5v>; 244 vcc6-supply = <&vcc5v>; 245 vcc7-supply = <&vcc5v>; 246 vccio-supply = <&vcc5v>; 247 248 regulators { 249 vrtc_reg: regulator@0 { 250 regulator-always-on; 251 }; 252 253 vio_reg: regulator@1 { 254 regulator-always-on; 255 }; 256 257 vdd1_reg: regulator@2 { 258 /* VDD_MPU voltage limits 0.95V - 1.325V with +/-4% tolerance */ 259 regulator-name = "vdd_mpu"; 260 regulator-min-microvolt = <912500>; 261 regulator-max-microvolt = <1378000>; 262 regulator-boot-on; 263 regulator-always-on; 264 }; 265 266 vdd2_reg: regulator@3 { 267 /* VDD_CORE voltage limits 0.95V - 1.1V with +/-4% tolerance */ 268 regulator-name = "vdd_core"; 269 regulator-min-microvolt = <912500>; 270 regulator-max-microvolt = <1150000>; 271 regulator-boot-on; 272 regulator-always-on; 273 }; 274 275 vdd3_reg: regulator@4 { 276 regulator-always-on; 277 }; 278 279 vdig1_reg: regulator@5 { 280 regulator-name = "vdig1_1p8v"; 281 regulator-min-microvolt = <1800000>; 282 regulator-max-microvolt = <1800000>; 283 }; 284 285 vdig2_reg: regulator@6 { 286 regulator-always-on; 287 }; 288 289 vpll_reg: regulator@7 { 290 regulator-always-on; 291 }; 292 293 vdac_reg: regulator@8 { 294 regulator-always-on; 295 }; 296 297 vaux1_reg: regulator@9 { 298 regulator-always-on; 299 }; 300 301 vaux2_reg: regulator@10 { 302 regulator-always-on; 303 }; 304 305 vaux33_reg: regulator@11 { 306 regulator-always-on; 307 }; 308 309 vmmc_reg: regulator@12 { 310 regulator-min-microvolt = <3300000>; 311 regulator-max-microvolt = <3300000>; 312 regulator-always-on; 313 }; 314 }; 315 }; 316 317 /* SPI Busses */ 318 &am33xx_pinmux { 319 spi0_pins: pinmux_spi0 { 320 pinctrl-single,pins = < 321 AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLDOWN, MUX_MODE0) 322 AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLDOWN, MUX_MODE0) 323 AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0) 324 AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0) 325 >; 326 }; 327 }; 328 329 &spi0 { 330 pinctrl-names = "default"; 331 pinctrl-0 = <&spi0_pins>; 332 status = "okay"; 333 334 serial_flash: flash@0 { 335 compatible = "jedec,spi-nor"; 336 spi-max-frequency = <48000000>; 337 reg = <0x0>; 338 m25p,fast-read; 339 status = "disabled"; 340 #address-cells = <1>; 341 #size-cells = <1>; 342 }; 343 };
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