sys/gnu/dts/arm64/ti/k3-am654-base-board.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Copyright (C) 2016-2018 Texas Instruments Incorporated - http://www.ti.com/
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "k3-am654.dtsi"
   9
  10 / {
  11         compatible =  "ti,am654-evm", "ti,am654";
  12         model = "Texas Instruments AM654 Base Board";
  13
  14         chosen {
  15                 stdout-path = "serial2:115200n8";
  16                 bootargs = "earlycon=ns16550a,mmio32,0x02800000";
  17         };
  18
  19         memory@80000000 {
  20                 device_type = "memory";
  21                 /* 4G RAM */
  22                 reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
  23                       <0x00000008 0x80000000 0x00000000 0x80000000>;
  24         };
  25
  26         reserved-memory {
  27                 #address-cells = <2>;
  28                 #size-cells = <2>;
  29                 ranges;
  30                 secure_ddr: secure_ddr@9e800000 {
  31                         reg = <0 0x9e800000 0 0x01800000>; /* for OP-TEE */
  32                         alignment = <0x1000>;
  33                         no-map;
  34                 };
  35         };
  36 };
  37
  38 &wkup_pmx0 {
  39         wkup_i2c0_pins_default: wkup-i2c0-pins-default {
  40                 pinctrl-single,pins = <
  41                         AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AC7) WKUP_I2C0_SCL */
  42                         AM65X_WKUP_IOPAD(0x00e4, PIN_INPUT, 0) /* (AD6) WKUP_I2C0_SDA */
  43                 >;
  44         };
  45 };
  46
  47 &main_pmx0 {
  48         main_uart0_pins_default: main-uart0-pins-default {
  49                 pinctrl-single,pins = <
  50                         AM65X_IOPAD(0x01e4, PIN_INPUT, 0)       /* (AF11) UART0_RXD */
  51                         AM65X_IOPAD(0x01e8, PIN_OUTPUT, 0)      /* (AE11) UART0_TXD */
  52                         AM65X_IOPAD(0x01ec, PIN_INPUT, 0)       /* (AG11) UART0_CTSn */
  53                         AM65X_IOPAD(0x01f0, PIN_OUTPUT, 0)      /* (AD11) UART0_RTSn */
  54                 >;
  55         };
  56
  57         main_i2c2_pins_default: main-i2c2-pins-default {
  58                 pinctrl-single,pins = <
  59                         AM65X_IOPAD(0x0074, PIN_INPUT, 5) /* (T27) GPMC0_CSn3.I2C2_SCL */
  60                         AM65X_IOPAD(0x0070, PIN_INPUT, 5) /* (R25) GPMC0_CSn2.I2C2_SDA */
  61                 >;
  62         };
  63
  64         main_spi0_pins_default: main-spi0-pins-default {
  65                 pinctrl-single,pins = <
  66                         AM65X_IOPAD(0x01c4, PIN_INPUT, 0) /* (AH13) SPI0_CLK */
  67                         AM65X_IOPAD(0x01c8, PIN_INPUT, 0) /* (AE13) SPI0_D0 */
  68                         AM65X_IOPAD(0x01cc, PIN_INPUT, 0) /* (AD13) SPI0_D1 */
  69                         AM65X_IOPAD(0x01bc, PIN_OUTPUT, 0) /* (AG13) SPI0_CS0 */
  70                 >;
  71         };
  72 };
  73
  74 &main_pmx1 {
  75         main_i2c0_pins_default: main-i2c0-pins-default {
  76                 pinctrl-single,pins = <
  77                         AM65X_IOPAD(0x0000, PIN_INPUT, 0) /* (D20) I2C0_SCL */
  78                         AM65X_IOPAD(0x0004, PIN_INPUT, 0) /* (C21) I2C0_SDA */
  79                 >;
  80         };
  81
  82         main_i2c1_pins_default: main-i2c1-pins-default {
  83                 pinctrl-single,pins = <
  84                         AM65X_IOPAD(0x0008, PIN_INPUT, 0) /* (B21) I2C1_SCL */
  85                         AM65X_IOPAD(0x000c, PIN_INPUT, 0) /* (E21) I2C1_SDA */
  86                 >;
  87         };
  88
  89         ecap0_pins_default: ecap0-pins-default {
  90                 pinctrl-single,pins = <
  91                         AM65X_IOPAD(0x0010, PIN_INPUT, 0) /* (D21) ECAP0_IN_APWM_OUT */
  92                 >;
  93         };
  94 };
  95
  96 &wkup_uart0 {
  97         /* Wakeup UART is used by System firmware */
  98         status = "disabled";
  99 };
 100
 101 &main_uart0 {
 102         pinctrl-names = "default";
 103         pinctrl-0 = <&main_uart0_pins_default>;
 104 };
 105
 106 &wkup_i2c0 {
 107         pinctrl-names = "default";
 108         pinctrl-0 = <&wkup_i2c0_pins_default>;
 109         clock-frequency = <400000>;
 110
 111         pca9554: gpio@39 {
 112                 compatible = "nxp,pca9554";
 113                 reg = <0x39>;
 114                 gpio-controller;
 115                 #gpio-cells = <2>;
 116         };
 117 };
 118
 119 &main_i2c0 {
 120         pinctrl-names = "default";
 121         pinctrl-0 = <&main_i2c0_pins_default>;
 122         clock-frequency = <400000>;
 123
 124         pca9555: gpio@21 {
 125                 compatible = "nxp,pca9555";
 126                 reg = <0x21>;
 127                 gpio-controller;
 128                 #gpio-cells = <2>;
 129         };
 130 };
 131
 132 &main_i2c1 {
 133         pinctrl-names = "default";
 134         pinctrl-0 = <&main_i2c1_pins_default>;
 135         clock-frequency = <400000>;
 136 };
 137
 138 &main_i2c2 {
 139         pinctrl-names = "default";
 140         pinctrl-0 = <&main_i2c2_pins_default>;
 141         clock-frequency = <400000>;
 142 };
 143
 144 &ecap0 {
 145         pinctrl-names = "default";
 146         pinctrl-0 = <&ecap0_pins_default>;
 147 };
 148
 149 &main_spi0 {
 150         pinctrl-names = "default";
 151         pinctrl-0 = <&main_spi0_pins_default>;
 152         #address-cells = <1>;
 153         #size-cells= <0>;
 154         ti,pindir-d0-out-d1-in = <1>;
 155
 156         flash@0{
 157                 compatible = "jedec,spi-nor";
 158                 reg = <0x0>;
 159                 spi-tx-bus-width = <1>;
 160                 spi-rx-bus-width = <1>;
 161                 spi-max-frequency = <48000000>;
 162                 #address-cells = <1>;
 163                 #size-cells= <1>;
 164         };
 165 };