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}; 166