am335x-pepper.dts

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    1 // SPDX-License-Identifier: GPL-2.0-only
    2 /*
    3  * Copyright (C) 2014 Gumstix, Inc. - https://www.gumstix.com/
    4  */
    5 /dts-v1/;
    6 
    7 #include <dt-bindings/input/input.h>
    8 #include "am33xx.dtsi"
    9 
   10 / {
   11         model = "Gumstix Pepper";
   12         compatible = "gumstix,am335x-pepper", "ti,am33xx";
   13 
   14         cpus {
   15                 cpu@0 {
   16                         cpu0-supply = <&dcdc3_reg>;
   17                 };
   18         };
   19 
   20         memory@80000000 {
   21                 device_type = "memory";
   22                 reg = <0x80000000 0x20000000>; /* 512 MB */
   23         };
   24 
   25         buttons: user_buttons {
   26                 compatible = "gpio-keys";
   27         };
   28 
   29         leds: user_leds {
   30                 compatible = "gpio-leds";
   31         };
   32 
   33         panel: lcd_panel {
   34                 compatible = "ti,tilcdc,panel";
   35         };
   36 
   37         sound: sound_iface {
   38                 compatible = "ti,da830-evm-audio";
   39         };
   40 
   41         vbat: fixedregulator0 {
   42                 compatible = "regulator-fixed";
   43         };
   44 
   45         v3v3c_reg: fixedregulator1 {
   46                 compatible = "regulator-fixed";
   47         };
   48 
   49         vdd5_reg: fixedregulator2 {
   50                 compatible = "regulator-fixed";
   51         };
   52 };
   53 
   54 /* I2C Busses */
   55 &i2c0 {
   56         status = "okay";
   57         pinctrl-names = "default";
   58         pinctrl-0 = <&i2c0_pins>;
   59 
   60         clock-frequency = <400000>;
   61 
   62         tps: tps@24 {
   63                 reg = <0x24>;
   64         };
   65 
   66         eeprom: eeprom@50 {
   67                 compatible = "atmel,24c256";
   68                 reg = <0x50>;
   69         };
   70 
   71         audio_codec: tlv320aic3106@1b {
   72                 compatible = "ti,tlv320aic3106";
   73                 reg = <0x1b>;
   74                 ai3x-micbias-vg = <0x2>;
   75         };
   76 
   77         accel: lis331dlh@1d {
   78                 compatible = "st,lis3lv02d";
   79                 reg = <0x1d>;
   80         };
   81 };
   82 
   83 &i2c1 {
   84         status = "okay";
   85         pinctrl-names = "default";
   86         pinctrl-0 = <&i2c1_pins>;
   87         clock-frequency = <400000>;
   88 };
   89 
   90 &am33xx_pinmux {
   91         i2c0_pins: pinmux_i2c0 {
   92                 pinctrl-single,pins = <
   93                         AM33XX_PADCONF(AM335X_PIN_I2C0_SDA, PIN_INPUT_PULLUP, MUX_MODE0)
   94                         AM33XX_PADCONF(AM335X_PIN_I2C0_SCL, PIN_INPUT_PULLUP, MUX_MODE0)
   95                 >;
   96         };
   97         i2c1_pins: pinmux_i2c1 {
   98                 pinctrl-single,pins = <
   99                         AM33XX_PADCONF(AM335X_PIN_MII1_CRS, PIN_INPUT_PULLUP, MUX_MODE3)        /* mii1_crs,i2c1_sda */
  100                         AM33XX_PADCONF(AM335X_PIN_MII1_RX_ER, PIN_INPUT_PULLUP, MUX_MODE3)      /* mii1_rxerr,i2c1_scl */
  101                 >;
  102         };
  103 };
  104 
  105 /* Accelerometer */
  106 &accel {
  107         pinctrl-names = "default";
  108         pinctrl-0 = <&accel_pins>;
  109 
  110         Vdd-supply = <&ldo3_reg>;
  111         Vdd_IO-supply = <&ldo3_reg>;
  112         st,irq1-click;
  113         st,wakeup-x-lo;
  114         st,wakeup-x-hi;
  115         st,wakeup-y-lo;
  116         st,wakeup-y-hi;
  117         st,wakeup-z-lo;
  118         st,wakeup-z-hi;
  119         st,min-limit-x = <92>;
  120         st,max-limit-x = <14>;
  121         st,min-limit-y = <14>;
  122         st,max-limit-y = <92>;
  123         st,min-limit-z = <92>;
  124         st,max-limit-z = <14>;
  125 };
  126 
  127 &am33xx_pinmux {
  128         accel_pins: pinmux_accel {
  129                 pinctrl-single,pins = <
  130                         AM33XX_PADCONF(AM335X_PIN_GPMC_WEN, PIN_INPUT, MUX_MODE7)   /* gpmc_wen.gpio2_4 */
  131                 >;
  132         };
  133 };
  134 
  135 /* Audio */
  136 &audio_codec {
  137         status = "okay";
  138 
  139         reset-gpios = <&gpio1 16 GPIO_ACTIVE_LOW>;
  140         AVDD-supply = <&ldo3_reg>;
  141         IOVDD-supply = <&ldo3_reg>;
  142         DRVDD-supply = <&ldo3_reg>;
  143         DVDD-supply = <&dcdc1_reg>;
  144 };
  145 
  146 &sound {
  147         ti,model = "AM335x-EVM";
  148         ti,audio-codec = <&audio_codec>;
  149         ti,mcasp-controller = <&mcasp0>;
  150         ti,codec-clock-rate = <12000000>;
  151         ti,audio-routing =
  152                 "Headphone Jack",       "HPLOUT",
  153                 "Headphone Jack",       "HPROUT",
  154                 "MIC3L",                "Mic3L Switch";
  155 };
  156 
  157 &mcasp0 {
  158         status = "okay";
  159         pinctrl-names = "default";
  160         pinctrl-0 = <&audio_pins>;
  161 
  162         op-mode = <0>;  /* MCASP_ISS_MODE */
  163         tdm-slots = <2>;
  164         serial-dir = <
  165                 1 2 0 0
  166                 0 0 0 0
  167                 0 0 0 0
  168                 0 0 0 0
  169         >;
  170         tx-num-evt = <1>;
  171         rx-num-evt = <1>;
  172 };
  173 
  174 &am33xx_pinmux {
  175         audio_pins: pinmux_audio {
  176                 pinctrl-single,pins = <
  177                         AM33XX_PADCONF(AM335X_PIN_MCASP0_AHCLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
  178                         AM33XX_PADCONF(AM335X_PIN_MCASP0_FSX, PIN_INPUT_PULLDOWN, MUX_MODE0)
  179                         AM33XX_PADCONF(AM335X_PIN_MCASP0_ACLKX, PIN_INPUT_PULLDOWN, MUX_MODE0)
  180                         AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR0, PIN_INPUT_PULLDOWN, MUX_MODE0)
  181                         AM33XX_PADCONF(AM335X_PIN_MCASP0_AXR1, PIN_INPUT_PULLDOWN, MUX_MODE0)
  182                         AM33XX_PADCONF(AM335X_PIN_GPMC_A0, PIN_OUTPUT, MUX_MODE7)       /* gpmc_a0.gpio1_16 */
  183                 >;
  184         };
  185 };
  186 
  187 /* Display: 24-bit LCD Screen */
  188 &panel {
  189         status = "okay";
  190         pinctrl-names = "default";
  191         pinctrl-0 = <&lcd_pins>;
  192         panel-info {
  193                 ac-bias = <255>;
  194                 ac-bias-intrpt = <0>;
  195                 dma-burst-sz = <16>;
  196                 bpp = <32>;
  197                 fdd = <0x80>;
  198                 sync-edge = <0>;
  199                 sync-ctrl = <1>;
  200                 raster-order = <0>;
  201                 fifo-th = <0>;
  202         };
  203         display-timings {
  204                 native-mode = <&timing0>;
  205                 timing0: 480x272 {
  206                         clock-frequency = <18400000>;
  207                         hactive = <480>;
  208                         vactive = <272>;
  209                         hfront-porch = <8>;
  210                         hback-porch = <4>;
  211                         hsync-len = <41>;
  212                         vfront-porch = <4>;
  213                         vback-porch = <2>;
  214                         vsync-len = <10>;
  215                         hsync-active = <1>;
  216                         vsync-active = <1>;
  217                 };
  218         };
  219 };
  220 
  221 &lcdc {
  222         status = "okay";
  223 };
  224 
  225 &am33xx_pinmux {
  226         lcd_pins: pinmux_lcd {
  227                 pinctrl-single,pins = <
  228                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA0, PIN_OUTPUT, MUX_MODE0)
  229                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA1, PIN_OUTPUT, MUX_MODE0)
  230                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA2, PIN_OUTPUT, MUX_MODE0)
  231                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA3, PIN_OUTPUT, MUX_MODE0)
  232                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA4, PIN_OUTPUT, MUX_MODE0)
  233                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA5, PIN_OUTPUT, MUX_MODE0)
  234                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA6, PIN_OUTPUT, MUX_MODE0)
  235                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA7, PIN_OUTPUT, MUX_MODE0)
  236                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA8, PIN_OUTPUT, MUX_MODE0)
  237                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA9, PIN_OUTPUT, MUX_MODE0)
  238                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA10, PIN_OUTPUT, MUX_MODE0)
  239                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA11, PIN_OUTPUT, MUX_MODE0)
  240                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA12, PIN_OUTPUT, MUX_MODE0)
  241                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA13, PIN_OUTPUT, MUX_MODE0)
  242                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA14, PIN_OUTPUT, MUX_MODE0)
  243                         AM33XX_PADCONF(AM335X_PIN_LCD_DATA15, PIN_OUTPUT, MUX_MODE0)
  244                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD8, PIN_OUTPUT, MUX_MODE1)      /* gpmc_ad8.lcd_data16 */
  245                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD9, PIN_OUTPUT, MUX_MODE1)      /* gpmc_ad9.lcd_data17 */
  246                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD10, PIN_OUTPUT, MUX_MODE1)     /* gpmc_ad10.lcd_data18 */
  247                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD11, PIN_OUTPUT, MUX_MODE1)     /* gpmc_ad11.lcd_data19 */
  248                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD12, PIN_OUTPUT, MUX_MODE1)     /* gpmc_ad12.lcd_data20 */
  249                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD13, PIN_OUTPUT, MUX_MODE1)     /* gpmc_ad13.lcd_data21 */
  250                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD14, PIN_OUTPUT, MUX_MODE1)     /* gpmc_ad14.lcd_data22 */
  251                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD15, PIN_OUTPUT, MUX_MODE1)     /* gpmc_ad15.lcd_data23 */
  252                         AM33XX_PADCONF(AM335X_PIN_LCD_VSYNC, PIN_OUTPUT, MUX_MODE0)
  253                         AM33XX_PADCONF(AM335X_PIN_LCD_HSYNC, PIN_OUTPUT, MUX_MODE0)
  254                         AM33XX_PADCONF(AM335X_PIN_LCD_PCLK, PIN_OUTPUT, MUX_MODE0)
  255                         AM33XX_PADCONF(AM335X_PIN_LCD_AC_BIAS_EN, PIN_OUTPUT, MUX_MODE0)
  256                         /* Display Enable */
  257                         AM33XX_PADCONF(AM335X_PIN_GPMC_A11, PIN_OUTPUT_PULLUP, MUX_MODE7)       /* gpmc_a11.gpio1_27 */
  258                 >;
  259         };
  260 };
  261 
  262 /* Ethernet */
  263 &cpsw_port1 {
  264         phy-handle = <&ethphy0>;
  265         phy-mode = "rgmii";
  266         ti,dual-emac-pvid = <1>;
  267 };
  268 
  269 &cpsw_port2 {
  270         phy-handle = <&ethphy1>;
  271         phy-mode = "rgmii";
  272         ti,dual-emac-pvid = <2>;
  273 };
  274 
  275 &davinci_mdio_sw {
  276         pinctrl-names = "default";
  277         pinctrl-0 = <&mdio_pins>;
  278 
  279         ethphy0: ethernet-phy@0 {
  280                 reg = <0>;
  281         };
  282 
  283         ethphy1: ethernet-phy@1 {
  284                 reg = <1>;
  285         };
  286 };
  287 
  288 &mac_sw {
  289         status = "okay";
  290         pinctrl-names = "default";
  291         pinctrl-0 = <&ethernet_pins>;
  292 };
  293 
  294 &am33xx_pinmux {
  295         ethernet_pins: pinmux_ethernet {
  296                 pinctrl-single,pins = <
  297                         AM33XX_PADCONF(AM335X_PIN_MII1_TX_EN, PIN_OUTPUT_PULLDOWN, MUX_MODE2)   /* mii1_txen.rgmii1_tctl */
  298                         AM33XX_PADCONF(AM335X_PIN_MII1_RX_DV, PIN_INPUT_PULLUP, MUX_MODE2)      /* mii1_rxdv.rgmii1_rctl */
  299                         AM33XX_PADCONF(AM335X_PIN_MII1_TXD3, PIN_OUTPUT_PULLDOWN, MUX_MODE2)    /* mii1_txd3.rgmii1_td3 */
  300                         AM33XX_PADCONF(AM335X_PIN_MII1_TXD2, PIN_OUTPUT_PULLDOWN, MUX_MODE2)    /* mii1_txd2.rgmii1_td2 */
  301                         AM33XX_PADCONF(AM335X_PIN_MII1_TXD1, PIN_OUTPUT_PULLDOWN, MUX_MODE2)    /* mii1_txd1.rgmii1_td1 */
  302                         AM33XX_PADCONF(AM335X_PIN_MII1_TXD0, PIN_OUTPUT_PULLDOWN, MUX_MODE2)    /* mii1_txd0.rgmii1_td0 */
  303                         AM33XX_PADCONF(AM335X_PIN_MII1_TX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
  304                         AM33XX_PADCONF(AM335X_PIN_MII1_RX_CLK, PIN_INPUT_PULLUP, MUX_MODE2)
  305                         AM33XX_PADCONF(AM335X_PIN_MII1_RXD3, PIN_INPUT_PULLUP, MUX_MODE2)
  306                         AM33XX_PADCONF(AM335X_PIN_MII1_RXD2, PIN_INPUT_PULLUP, MUX_MODE2)
  307                         AM33XX_PADCONF(AM335X_PIN_MII1_RXD1, PIN_INPUT_PULLUP, MUX_MODE2)
  308                         AM33XX_PADCONF(AM335X_PIN_MII1_RXD0, PIN_INPUT_PULLUP, MUX_MODE2)
  309                         /* ethernet interrupt */
  310                         AM33XX_PADCONF(AM335X_PIN_RMII1_REF_CLK, PIN_INPUT_PULLUP, MUX_MODE7)   /* rmii2_refclk.gpio0_29 */
  311                         /* ethernet PHY nReset */
  312                         AM33XX_PADCONF(AM335X_PIN_MII1_COL, PIN_OUTPUT_PULLUP, MUX_MODE7)       /* mii1_col.gpio3_0 */
  313                 >;
  314         };
  315 
  316         mdio_pins: pinmux_mdio {
  317                 pinctrl-single,pins = <
  318                         AM33XX_PADCONF(AM335X_PIN_MDIO, PIN_INPUT_PULLUP | SLEWCTRL_FAST, MUX_MODE0)
  319                         AM33XX_PADCONF(AM335X_PIN_MDC, PIN_OUTPUT_PULLUP, MUX_MODE0)
  320                 >;
  321         };
  322 };
  323 
  324 /* MMC */
  325 &mmc1 {
  326         /* Bootable SD card slot */
  327         status = "okay";
  328         vmmc-supply = <&ldo3_reg>;
  329         bus-width = <4>;
  330         pinctrl-names = "default";
  331         pinctrl-0 = <&sd_pins>;
  332         cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
  333 };
  334 
  335 &mmc2 {
  336         /* eMMC (not populated) on MMC #2 */
  337         status = "disabled";
  338         pinctrl-names = "default";
  339         pinctrl-0 = <&emmc_pins>;
  340         vmmc-supply = <&ldo3_reg>;
  341         bus-width = <8>;
  342         non-removable;
  343 };
  344 
  345 &mmc3 {
  346         /* Wifi & Bluetooth on MMC #3 */
  347         status = "okay";
  348         pinctrl-names = "default";
  349         pinctrl-0 = <&wireless_pins>;
  350         vmmmc-supply = <&v3v3c_reg>;
  351         bus-width = <4>;
  352         non-removable;
  353         dmas = <&edma_xbar 12 0 1
  354                 &edma_xbar 13 0 2>;
  355         dma-names = "tx", "rx";
  356 };
  357 
  358 
  359 &am33xx_pinmux {
  360         sd_pins: pinmux_sd_card {
  361                 pinctrl-single,pins = <
  362                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT3, PIN_INPUT_PULLUP, MUX_MODE0)
  363                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT2, PIN_INPUT_PULLUP, MUX_MODE0)
  364                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT1, PIN_INPUT_PULLUP, MUX_MODE0)
  365                         AM33XX_PADCONF(AM335X_PIN_MMC0_DAT0, PIN_INPUT_PULLUP, MUX_MODE0)
  366                         AM33XX_PADCONF(AM335X_PIN_MMC0_CLK, PIN_INPUT_PULLUP, MUX_MODE0)
  367                         AM33XX_PADCONF(AM335X_PIN_MMC0_CMD, PIN_INPUT_PULLUP, MUX_MODE0)
  368                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS1, PIN_INPUT, MUX_MODE7)               /* spi0_cs1.gpio0_6 */
  369                 >;
  370         };
  371         emmc_pins: pinmux_emmc {
  372                 pinctrl-single,pins = <
  373                         AM33XX_PADCONF(AM335X_PIN_GPMC_CSN1, PIN_INPUT_PULLUP, MUX_MODE2)       /* gpmc_csn1.mmc1_clk */
  374                         AM33XX_PADCONF(AM335X_PIN_GPMC_CSN2, PIN_INPUT_PULLUP, MUX_MODE2)       /* gpmc_csn2.mmc1_cmd */
  375                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD0, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad0.mmc1_dat0 */
  376                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD1, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad1.mmc1_dat1 */
  377                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD2, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad2.mmc1_dat2 */
  378                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD3, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad3.mmc1_dat3 */
  379                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD4, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad4.mmc1_dat4 */
  380                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD5, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad5.mmc1_dat5 */
  381                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD6, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad6.mmc1_dat6 */
  382                         AM33XX_PADCONF(AM335X_PIN_GPMC_AD7, PIN_INPUT_PULLUP, MUX_MODE1)        /* gpmc_ad7.mmc1_dat7 */
  383                         /* EMMC nReset */
  384                         AM33XX_PADCONF(AM335X_PIN_GPMC_WPN, PIN_OUTPUT_PULLUP, MUX_MODE7)       /* gpmc_wpn.gpio0_31 */
  385                 >;
  386         };
  387         wireless_pins: pinmux_wireless {
  388                 pinctrl-single,pins = <
  389                         AM33XX_PADCONF(AM335X_PIN_GPMC_A1, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a1.mmc2_dat0 */
  390                         AM33XX_PADCONF(AM335X_PIN_GPMC_A2, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a2.mmc2_dat1 */
  391                         AM33XX_PADCONF(AM335X_PIN_GPMC_A3, PIN_INPUT_PULLUP, MUX_MODE3) /* gpmc_a3.mmc2_dat2 */
  392                         AM33XX_PADCONF(AM335X_PIN_GPMC_BEN1, PIN_INPUT_PULLUP, MUX_MODE3)       /* gpmc_ben1.mmc2_dat3 */
  393                         AM33XX_PADCONF(AM335X_PIN_GPMC_CSN3, PIN_INPUT_PULLUP, MUX_MODE3)       /* gpmc_csn3.mmc2_cmd */
  394                         AM33XX_PADCONF(AM335X_PIN_GPMC_CLK, PIN_INPUT_PULLUP, MUX_MODE3)        /* gpmc_clk.mmc1_clk */
  395                         /* WLAN nReset */
  396                         AM33XX_PADCONF(AM335X_PIN_GPMC_A8, PIN_OUTPUT_PULLUP, MUX_MODE7)        /* gpmc_a8.gpio1_24 */
  397                         /* WLAN nPower down */
  398                         AM33XX_PADCONF(AM335X_PIN_GPMC_WAIT0, PIN_OUTPUT_PULLUP, MUX_MODE7)     /* gpmc_wait0.gpio0_30 */
  399                         /* 32kHz Clock */
  400                         AM33XX_PADCONF(AM335X_PIN_XDMA_EVENT_INTR1, PIN_OUTPUT_PULLDOWN, MUX_MODE3)     /* xdma_event_intr1.clkout2 */
  401                 >;
  402         };
  403 };
  404 
  405 /* Power */
  406 &vbat {
  407         regulator-name = "vbat";
  408         regulator-min-microvolt = <5000000>;
  409         regulator-max-microvolt = <5000000>;
  410 };
  411 
  412 &v3v3c_reg {
  413         regulator-name = "v3v3c_reg";
  414         regulator-min-microvolt = <3300000>;
  415         regulator-max-microvolt = <3300000>;
  416         vin-supply = <&vbat>;
  417 };
  418 
  419 &vdd5_reg {
  420         regulator-name = "vdd5_reg";
  421         regulator-min-microvolt = <5000000>;
  422         regulator-max-microvolt = <5000000>;
  423         vin-supply = <&vbat>;
  424 };
  425 
  426 /include/ "tps65217.dtsi"
  427 
  428 &tps {
  429         backlight {
  430                 isel = <1>; /* ISET1 */
  431                 fdim = <200>; /* TPS65217_BL_FDIM_200HZ */
  432                 default-brightness = <80>;
  433         };
  434 
  435         regulators {
  436                 dcdc1_reg: regulator@0 {
  437                         /* VDD_1V8 system supply */
  438                         regulator-always-on;
  439                 };
  440 
  441                 dcdc2_reg: regulator@1 {
  442                         /* VDD_CORE voltage limits 0.95V - 1.26V with +/-4% tolerance */
  443                         regulator-name = "vdd_core";
  444                         regulator-min-microvolt = <925000>;
  445                         regulator-max-microvolt = <1150000>;
  446                         regulator-boot-on;
  447                         regulator-always-on;
  448                 };
  449 
  450                 dcdc3_reg: regulator@2 {
  451                         /* VDD_MPU voltage limits 0.95V - 1.1V with +/-4% tolerance */
  452                         regulator-name = "vdd_mpu";
  453                         regulator-min-microvolt = <925000>;
  454                         regulator-max-microvolt = <1325000>;
  455                         regulator-boot-on;
  456                         regulator-always-on;
  457                 };
  458 
  459                 ldo1_reg: regulator@3 {
  460                         /* VRTC 1.8V always-on supply */
  461                         regulator-name = "vrtc,vdds";
  462                         regulator-always-on;
  463                 };
  464 
  465                 ldo2_reg: regulator@4 {
  466                         /* 3.3V rail */
  467                         regulator-name = "vdd_3v3aux";
  468                         regulator-always-on;
  469                 };
  470 
  471                 ldo3_reg: regulator@5 {
  472                         /* VDD_3V3A 3.3V rail */
  473                         regulator-name = "vdd_3v3a";
  474                         regulator-min-microvolt = <3300000>;
  475                         regulator-max-microvolt = <3300000>;
  476                 };
  477 
  478                 ldo4_reg: regulator@6 {
  479                         /* VDD_3V3B 3.3V rail */
  480                         regulator-name = "vdd_3v3b";
  481                         regulator-always-on;
  482                 };
  483         };
  484 };
  485 
  486 /* SPI Busses */
  487 &spi0 {
  488         status = "okay";
  489         pinctrl-names = "default";
  490         pinctrl-0 = <&spi0_pins>;
  491 };
  492 
  493 &am33xx_pinmux {
  494         spi0_pins: pinmux_spi0 {
  495                 pinctrl-single,pins = <
  496                         AM33XX_PADCONF(AM335X_PIN_SPI0_SCLK, PIN_INPUT_PULLUP, MUX_MODE0)
  497                         AM33XX_PADCONF(AM335X_PIN_SPI0_CS0, PIN_INPUT_PULLUP, MUX_MODE0)
  498                         AM33XX_PADCONF(AM335X_PIN_SPI0_D0, PIN_INPUT_PULLUP, MUX_MODE0)
  499                         AM33XX_PADCONF(AM335X_PIN_SPI0_D1, PIN_INPUT_PULLUP, MUX_MODE0)
  500                 >;
  501         };
  502 };
  503 
  504 /* Touch Screen */
  505 &tscadc {
  506         status = "okay";
  507         tsc {
  508                 ti,wires = <4>;
  509                 ti,x-plate-resistance = <200>;
  510                 ti,coordinate-readouts = <5>;
  511                 ti,wire-config = <0x00 0x11 0x22 0x33>;
  512         };
  513 
  514         adc {
  515                 ti,adc-channels = <4 5 6 7>;
  516         };
  517 };
  518 
  519 /* UARTs */
  520 &uart0 {
  521         /* Serial Console */
  522         status = "okay";
  523         pinctrl-names = "default";
  524         pinctrl-0 = <&uart0_pins>;
  525 };
  526 
  527 &uart1 {
  528         /* Broken out to J6 header */
  529         status = "okay";
  530         pinctrl-names = "default";
  531         pinctrl-0 = <&uart1_pins>;
  532 };
  533 
  534 &am33xx_pinmux {
  535         uart0_pins: pinmux_uart0 {
  536                 pinctrl-single,pins = <
  537                         AM33XX_PADCONF(AM335X_PIN_UART0_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
  538                         AM33XX_PADCONF(AM335X_PIN_UART0_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  539                 >;
  540         };
  541         uart1_pins: pinmux_uart1 {
  542                 pinctrl-single,pins = <
  543                         AM33XX_PADCONF(AM335X_PIN_UART1_CTSN, PIN_INPUT_PULLUP, MUX_MODE0)
  544                         AM33XX_PADCONF(AM335X_PIN_UART1_RTSN, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  545                         AM33XX_PADCONF(AM335X_PIN_UART1_RXD, PIN_INPUT_PULLUP, MUX_MODE0)
  546                         AM33XX_PADCONF(AM335X_PIN_UART1_TXD, PIN_OUTPUT_PULLDOWN, MUX_MODE0)
  547                 >;
  548         };
  549 };
  550 
  551 /* USB */
  552 &usb {
  553         pinctrl-names = "default";
  554         pinctrl-0 = <&usb_pins>;
  555 };
  556 
  557 &usb0 {
  558         dr_mode = "host";
  559 };
  560 
  561 &usb1 {
  562         dr_mode = "host";
  563 };
  564 
  565 &am33xx_pinmux {
  566         usb_pins: pinmux_usb {
  567                 pinctrl-single,pins = <
  568                         /* USB0 Over-Current (active low) */
  569                         AM33XX_PADCONF(AM335X_PIN_GPMC_A9, PIN_INPUT, MUX_MODE7)        /* gpmc_a9.gpio1_25 */
  570                         /* USB1 Over-Current (active low) */
  571                         AM33XX_PADCONF(AM335X_PIN_GPMC_A10, PIN_INPUT, MUX_MODE7)       /* gpmc_a10.gpio1_26 */
  572                 >;
  573         };
  574 };
  575 
  576 /* User IO */
  577 &leds {
  578         pinctrl-names = "default";
  579         pinctrl-0 = <&user_leds_pins>;
  580 
  581         led0 {
  582                 label = "pepper:user0:blue";
  583                 gpios = <&gpio1 20 GPIO_ACTIVE_HIGH>;
  584                 linux,default-trigger = "none";
  585                 default-state = "off";
  586         };
  587 
  588         led1 {
  589                 label = "pepper:user1:red";
  590                 gpios = <&gpio1 21 GPIO_ACTIVE_HIGH>;
  591                 linux,default-trigger = "none";
  592                 default-state = "off";
  593         };
  594 };
  595 
  596 &buttons {
  597         pinctrl-names = "default";
  598         pinctrl-0 = <&user_buttons_pins>;
  599 
  600         button-0 {
  601                 label = "home";
  602                 linux,code = <KEY_HOME>;
  603                 gpios = <&gpio1 22 GPIO_ACTIVE_LOW>;
  604                 wakeup-source;
  605         };
  606 
  607         button-1 {
  608                 label = "menu";
  609                 linux,code = <KEY_MENU>;
  610                 gpios = <&gpio1 23 GPIO_ACTIVE_LOW>;
  611                 wakeup-source;
  612         };
  613 
  614         button-2 {
  615                 label = "power";
  616                 linux,code = <KEY_POWER>;
  617                 gpios = <&gpio0 7 GPIO_ACTIVE_LOW>;
  618                 wakeup-source;
  619         };
  620 };
  621 
  622 &am33xx_pinmux {
  623         user_leds_pins: pinmux_user_leds {
  624                 pinctrl-single,pins = <
  625                         AM33XX_PADCONF(AM335X_PIN_GPMC_A4, PIN_OUTPUT, MUX_MODE7)       /* gpmc_a4.gpio1_20 */
  626                         AM33XX_PADCONF(AM335X_PIN_GPMC_A5, PIN_OUTPUT, MUX_MODE7)       /* gpmc_a5.gpio1_21 */
  627                 >;
  628         };
  629 
  630         user_buttons_pins: pinmux_user_buttons {
  631                 pinctrl-single,pins = <
  632                         AM33XX_PADCONF(AM335X_PIN_GPMC_A6, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a6.gpio1_22 */
  633                         AM33XX_PADCONF(AM335X_PIN_GPMC_A7, PIN_INPUT_PULLUP, MUX_MODE7) /* gpmc_a7.gpio1_21 */
  634                         AM33XX_PADCONF(AM335X_PIN_ECAP0_IN_PWM0_OUT, PIN_INPUT_PULLUP, MUX_MODE7)       /* gpmc_a8.gpio0_7 */
  635                 >;
  636         };
  637 };
Cache object: a030778fd7306905143d8ddb2ddfdf6e
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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/am335x-pepper.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/am335x-pepper.dts
