arch/arm/dts/dm8168-evm.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /dts-v1/;
   3
   4 #include "dm816x.dtsi"
   5 #include <dt-bindings/interrupt-controller/irq.h>
   6
   7 / {
   8         model = "DM8168 EVM";
   9         compatible = "ti,dm8168-evm", "ti,dm8168";
  10
  11         memory@80000000 {
  12                 device_type = "memory";
  13                 reg = <0x80000000 0x40000000    /* 1 GB */
  14                        0xc0000000 0x40000000>;  /* 1 GB */
  15         };
  16
  17         /* FDC6331L controlled by SD_POW pin */
  18         vmmcsd_fixed: fixedregulator0 {
  19                 compatible = "regulator-fixed";
  20                 regulator-name = "vmmcsd_fixed";
  21                 regulator-min-microvolt = <3300000>;
  22                 regulator-max-microvolt = <3300000>;
  23         };
  24 };
  25
  26 &dm816x_pinmux {
  27         mcspi1_pins: pinmux_mcspi1_pins {
  28                 pinctrl-single,pins = <
  29                         DM816X_IOPAD(0x0a94, MUX_MODE0)                 /* SPI_SCLK */
  30                         DM816X_IOPAD(0x0a98, MUX_MODE0)                 /* SPI_SCS0 */
  31                         DM816X_IOPAD(0x0aa8, MUX_MODE0)                 /* SPI_D0 */
  32                         DM816X_IOPAD(0x0aac, MUX_MODE0)                 /* SPI_D1 */
  33                 >;
  34         };
  35
  36         mmc_pins: pinmux_mmc_pins {
  37                 pinctrl-single,pins = <
  38                         DM816X_IOPAD(0x0a70, MUX_MODE0)                 /* SD_POW */
  39                         DM816X_IOPAD(0x0a74, MUX_MODE0)                 /* SD_CLK */
  40                         DM816X_IOPAD(0x0a78, MUX_MODE0)                 /* SD_CMD */
  41                         DM816X_IOPAD(0x0a7C, MUX_MODE0)                 /* SD_DAT0 */
  42                         DM816X_IOPAD(0x0a80, MUX_MODE0)                 /* SD_DAT1 */
  43                         DM816X_IOPAD(0x0a84, MUX_MODE0)                 /* SD_DAT2 */
  44                         DM816X_IOPAD(0x0a88, MUX_MODE0)                 /* SD_DAT2 */
  45                         DM816X_IOPAD(0x0a8c, MUX_MODE2)                 /* GP1[7] */
  46                         DM816X_IOPAD(0x0a90, MUX_MODE2)                 /* GP1[8] */
  47                 >;
  48         };
  49
  50         usb0_pins: pinmux_usb0_pins {
  51                 pinctrl-single,pins = <
  52                         DM816X_IOPAD(0x0d04, MUX_MODE0)                 /* USB0_DRVVBUS */
  53                 >;
  54         };
  55
  56         usb1_pins: pinmux_usb1_pins {
  57                 pinctrl-single,pins = <
  58                         DM816X_IOPAD(0x0d08, MUX_MODE0)                 /* USB1_DRVVBUS */
  59                 >;
  60         };
  61 };
  62
  63 &i2c1 {
  64         extgpio0: pcf8575@20 {
  65                 compatible = "nxp,pcf8575";
  66                 reg = <0x20>;
  67                 gpio-controller;
  68                 #gpio-cells = <2>;
  69         };
  70 };
  71
  72 &i2c2 {
  73         extgpio1: pcf8575@20 {
  74                 compatible = "nxp,pcf8575";
  75                 reg = <0x20>;
  76                 gpio-controller;
  77                 #gpio-cells = <2>;
  78         };
  79 };
  80
  81 &gpmc {
  82         ranges = <0 0 0x04000000 0x01000000>;   /* CS0: 16MB for NAND */
  83
  84         nand@0,0 {
  85                 compatible = "ti,omap2-nand";
  86                 linux,mtd-name= "micron,mt29f2g16aadwp";
  87                 reg = <0 0 4>; /* CS0, offset 0, IO size 4 */
  88                 interrupt-parent = <&gpmc>;
  89                 interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */
  90                              <1 IRQ_TYPE_NONE>; /* termcount */
  91                 #address-cells = <1>;
  92                 #size-cells = <1>;
  93                 ti,nand-ecc-opt = "bch8";
  94                 nand-bus-width = <16>;
  95                 gpmc,device-width = <2>;
  96                 gpmc,sync-clk-ps = <0>;
  97                 gpmc,cs-on-ns = <0>;
  98                 gpmc,cs-rd-off-ns = <44>;
  99                 gpmc,cs-wr-off-ns = <44>;
 100                 gpmc,adv-on-ns = <6>;
 101                 gpmc,adv-rd-off-ns = <34>;
 102                 gpmc,adv-wr-off-ns = <44>;
 103                 gpmc,we-on-ns = <0>;
 104                 gpmc,we-off-ns = <40>;
 105                 gpmc,oe-on-ns = <0>;
 106                 gpmc,oe-off-ns = <54>;
 107                 gpmc,access-ns = <64>;
 108                 gpmc,rd-cycle-ns = <82>;
 109                 gpmc,wr-cycle-ns = <82>;
 110                 gpmc,bus-turnaround-ns = <0>;
 111                 gpmc,cycle2cycle-delay-ns = <0>;
 112                 gpmc,clk-activation-ns = <0>;
 113                 gpmc,wr-access-ns = <40>;
 114                 gpmc,wr-data-mux-bus-ns = <0>;
 115                 partition@0 {
 116                         label = "X-Loader";
 117                         reg = <0 0x80000>;
 118                 };
 119                 partition@80000 {
 120                         label = "U-Boot";
 121                         reg = <0x80000 0x1c0000>;
 122                 };
 123                 partition@1c0000 {
 124                         label = "Environment";
 125                         reg = <0x240000 0x40000>;
 126                 };
 127                 partition@280000 {
 128                         label = "Kernel";
 129                         reg = <0x280000 0x500000>;
 130                 };
 131                 partition@780000 {
 132                         label = "Filesystem";
 133                         reg = <0x780000 0xf880000>;
 134                 };
 135         };
 136 };
 137
 138 &mcspi1 {
 139         pinctrl-names = "default";
 140         pinctrl-0 = <&mcspi1_pins>;
 141
 142         flash@0 {
 143                 compatible = "w25x32";
 144                 spi-max-frequency = <48000000>;
 145                 reg = <0>;
 146                 #address-cells = <1>;
 147                 #size-cells = <1>;
 148         };
 149 };
 150
 151 &mmc1 {
 152         pinctrl-names = "default";
 153         pinctrl-0 = <&mmc_pins>;
 154         vmmc-supply = <&vmmcsd_fixed>;
 155         bus-width = <4>;
 156         cd-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>;
 157         wp-gpios = <&gpio2 8 GPIO_ACTIVE_LOW>;
 158 };
 159
 160 /* At least dm8168-evm rev c won't support multipoint, later may */
 161 &usb0 {
 162         pinctrl-names = "default";
 163         pinctrl-0 = <&usb0_pins>;
 164         mentor,multipoint = <0>;
 165 };
 166
 167 &usb1 {
 168         pinctrl-names = "default";
 169         pinctrl-0 = <&usb1_pins>;
 170         mentor,multipoint = <0>;
 171 };