// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (C) 2014 Texas Instruments Incorporated - https://www.ti.com/
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*/
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/dts-v1/;
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#include "am4372.dtsi"
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#include <dt-bindings/pinctrl/am43xx.h>
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#include <dt-bindings/pwm/pwm.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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/ {
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model = "TI AM437x Industrial Development Kit";
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compatible = "ti,am437x-idk-evm","ti,am4372","ti,am43";
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chosen {
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stdout-path = &uart0;
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};
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v24_0d: fixed-regulator-v24_0d {
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compatible = "regulator-fixed";
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regulator-name = "V24_0D";
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regulator-min-microvolt = <24000000>;
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regulator-max-microvolt = <24000000>;
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regulator-always-on;
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regulator-boot-on;
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};
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v3_3d: fixed-regulator-v3_3d {
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compatible = "regulator-fixed";
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regulator-name = "V3_3D";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&v24_0d>;
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};
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vdd_corereg: fixed-regulator-vdd_corereg {
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compatible = "regulator-fixed";
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regulator-name = "VDD_COREREG";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&v24_0d>;
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};
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vdd_core: fixed-regulator-vdd_core {
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compatible = "regulator-fixed";
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regulator-name = "VDD_CORE";
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&vdd_corereg>;
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};
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v1_8dreg: fixed-regulator-v1_8dreg{
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compatible = "regulator-fixed";
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regulator-name = "V1_8DREG";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&v24_0d>;
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};
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v1_8d: fixed-regulator-v1_8d{
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compatible = "regulator-fixed";
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regulator-name = "V1_8D";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&v1_8dreg>;
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};
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v1_5dreg: fixed-regulator-v1_5dreg{
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compatible = "regulator-fixed";
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regulator-name = "V1_5DREG";
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regulator-min-microvolt = <1500000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&v24_0d>;
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};
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v1_5d: fixed-regulator-v1_5d{
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compatible = "regulator-fixed";
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regulator-name = "V1_5D";
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regulator-min-microvolt = <1500000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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vin-supply = <&v1_5dreg>;
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};
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gpio_keys: gpio_keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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pinctrl-0 = <&gpio_keys_pins_default>;
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#address-cells = <1>;
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#size-cells = <0>;
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switch0 {
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label = "power-button";
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linux,code = <KEY_POWER>;
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gpios = <&gpio4 2 GPIO_ACTIVE_LOW>;
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};
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};
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/* fixed 32k external oscillator clock */
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clk_32k_rtc: clk_32k_rtc {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <32768>;
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};
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leds-iio {
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status = "disabled";
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compatible = "gpio-leds";
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led-out0 {
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label = "out0";
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gpios = <&tpic2810 0 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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led-out1 {
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label = "out1";
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gpios = <&tpic2810 1 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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led-out2 {
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label = "out2";
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gpios = <&tpic2810 2 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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led-out3 {
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label = "out3";
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gpios = <&tpic2810 3 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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led-out4 {
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label = "out4";
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gpios = <&tpic2810 4 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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led-out5 {
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label = "out5";
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gpios = <&tpic2810 5 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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led-out6 {
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label = "out6";
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gpios = <&tpic2810 6 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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led-out7 {
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label = "out7";
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gpios = <&tpic2810 7 GPIO_ACTIVE_HIGH>;
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default-state = "off";
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};
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};
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};
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&am43xx_pinmux {
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gpio_keys_pins_default: gpio_keys_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x9b8, PIN_INPUT | MUX_MODE7) /* cam0_field.gpio4_2 */
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>;
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};
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i2c0_pins_default: i2c0_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x988, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_sda.i2c0_sda */
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AM4372_IOPAD(0x98c, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE0) /* i2c0_scl.i2c0_scl */
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>;
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};
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i2c0_pins_sleep: i2c0_pins_sleep {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x988, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x98c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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i2c2_pins_default: i2c2_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x9e8, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */
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AM4372_IOPAD(0x9ec, PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */
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>;
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};
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i2c2_pins_sleep: i2c2_pins_sleep {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x9e8, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x9ec, PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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mmc1_pins_default: pinmux_mmc1_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x900, PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
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AM4372_IOPAD(0x904, PIN_INPUT | MUX_MODE0) /* mmc0_cmd.mmc0_cmd */
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AM4372_IOPAD(0x9f0, PIN_INPUT | MUX_MODE0) /* mmc0_dat3.mmc0_dat3 */
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AM4372_IOPAD(0x9f4, PIN_INPUT | MUX_MODE0) /* mmc0_dat2.mmc0_dat2 */
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AM4372_IOPAD(0x9f8, PIN_INPUT | MUX_MODE0) /* mmc0_dat1.mmc0_dat1 */
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AM4372_IOPAD(0x9fc, PIN_INPUT | MUX_MODE0) /* mmc0_dat0.mmc0_dat0 */
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AM4372_IOPAD(0x960, PIN_INPUT | MUX_MODE7) /* spi0_cs1.gpio0_6 */
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>;
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};
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mmc1_pins_sleep: pinmux_mmc1_pins_sleep {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x900, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x904, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x9f0, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x9f4, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x9f8, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x9fc, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x960, PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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spi1_pins_default: spi1_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x908, PIN_INPUT | MUX_MODE2) /* mii1_col.spi1_sclk */
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AM4372_IOPAD(0x910, PIN_INPUT | MUX_MODE2) /* mii1_rx_er.spi1_d1 */
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AM4372_IOPAD(0x944, PIN_OUTPUT | MUX_MODE2) /* rmii1_ref_clk.spi1_cs0 */
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AM4372_IOPAD(0x90c, PIN_OUTPUT | MUX_MODE7) /* mii1_crs.gpio3_1 */
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>;
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};
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spi1_pins_sleep: spi1_pins_sleep {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x908, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x910, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x944, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x90c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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ecap0_pins_default: backlight_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x964, PIN_OUTPUT | MUX_MODE0) /* ecap0_in_pwm0_out.ecap0_in_pwm0_out */
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>;
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};
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cpsw_default: cpsw_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x92c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txclk.rgmii1_tclk */
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AM4372_IOPAD(0x914, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txen.rgmii1_tctl */
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AM4372_IOPAD(0x928, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td0 */
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AM4372_IOPAD(0x924, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td1 */
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AM4372_IOPAD(0x920, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd0.rgmii1_td2 */
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AM4372_IOPAD(0x91c, PIN_OUTPUT_PULLDOWN | MUX_MODE2) /* mii1_txd1.rgmii1_td3 */
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AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxclk.rmii1_rclk */
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AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxdv.rgmii1_rctl */
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AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd0 */
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AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd1 */
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AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd0.rgmii1_rd2 */
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AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE2) /* mii1_rxd1.rgmii1_rd3 */
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>;
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};
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cpsw_sleep: cpsw_sleep {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x92c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x914, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x928, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x924, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x920, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x91c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x930, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x918, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x940, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x93c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x938, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x934, PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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davinci_mdio_default: davinci_mdio_default {
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pinctrl-single,pins = <
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/* MDIO */
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AM4372_IOPAD(0x948, PIN_INPUT_PULLUP | SLEWCTRL_FAST | MUX_MODE0) /* mdio_data.mdio_data */
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AM4372_IOPAD(0x94c, PIN_OUTPUT_PULLUP | MUX_MODE0) /* mdio_clk.mdio_clk */
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>;
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};
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davinci_mdio_sleep: davinci_mdio_sleep {
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pinctrl-single,pins = <
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/* MDIO reset value */
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AM4372_IOPAD(0x948, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x94c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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qspi_pins_default: qspi_pins_default {
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pinctrl-single,pins = <
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AM4372_IOPAD(0x87c, PIN_OUTPUT_PULLUP | MUX_MODE3) /* gpmc_csn0.qspi_csn */
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AM4372_IOPAD(0x888, PIN_OUTPUT | MUX_MODE2) /* gpmc_csn3.qspi_clk */
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AM4372_IOPAD(0x890, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_advn_ale.qspi_d0 */
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AM4372_IOPAD(0x894, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_oen_ren.qspi_d1 */
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AM4372_IOPAD(0x898, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_wen.qspi_d2 */
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AM4372_IOPAD(0x89c, PIN_INPUT_PULLUP | MUX_MODE3) /* gpmc_be0n_cle.qspi_d3 */
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>;
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};
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qspi_pins_sleep: qspi_pins_sleep{
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pinctrl-single,pins = <
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AM4372_IOPAD(0x87c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x888, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x890, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x894, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x898, PIN_INPUT_PULLDOWN | MUX_MODE7)
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AM4372_IOPAD(0x89c, PIN_INPUT_PULLDOWN | MUX_MODE7)
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>;
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};
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};
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&i2c0 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&i2c0_pins_default>;
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pinctrl-1 = <&i2c0_pins_sleep>;
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clock-frequency = <400000>;
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at24@50 {
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compatible = "atmel,24c256";
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pagesize = <64>;
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reg = <0x50>;
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};
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tps: tps62362@60 {
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compatible = "ti,tps62362";
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reg = <0x60>;
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regulator-name = "VDD_MPU";
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regulator-min-microvolt = <950000>;
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regulator-max-microvolt = <1330000>;
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regulator-boot-on;
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regulator-always-on;
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ti,vsel0-state-high;
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ti,vsel1-state-high;
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vin-supply = <&v3_3d>;
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};
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};
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&i2c2 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&i2c2_pins_default>;
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pinctrl-1 = <&i2c2_pins_sleep>;
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clock-frequency = <100000>;
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tpic2810: tpic2810@60 {
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compatible = "ti,tpic2810";
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reg = <0x60>;
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gpio-controller;
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#gpio-cells = <2>;
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};
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};
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&spi1 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&spi1_pins_default>;
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pinctrl-1 = <&spi1_pins_sleep>;
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ti,pindir-d0-out-d1-in;
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sn65hvs882: sn65hvs882@0 {
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compatible = "pisosr-gpio";
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gpio-controller;
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#gpio-cells = <2>;
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load-gpios = <&gpio3 1 GPIO_ACTIVE_LOW>;
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reg = <0>;
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spi-max-frequency = <1000000>;
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spi-cpol;
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};
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};
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&epwmss0 {
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status = "okay";
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};
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&ecap0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&ecap0_pins_default>;
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};
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&gpio0 {
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status = "okay";
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};
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&gpio1 {
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status = "okay";
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};
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&gpio3 {
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status = "okay";
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};
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&gpio4 {
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status = "okay";
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};
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&gpio5 {
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status = "okay";
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};
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&mmc1 {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&mmc1_pins_default>;
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pinctrl-1 = <&mmc1_pins_sleep>;
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vmmc-supply = <&v3_3d>;
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bus-width = <4>;
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cd-gpios = <&gpio0 6 GPIO_ACTIVE_LOW>;
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};
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&qspi {
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status = "okay";
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&qspi_pins_default>;
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pinctrl-1 = <&qspi_pins_sleep>;
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spi-max-frequency = <48000000>;
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m25p80@0 {
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compatible = "mx66l51235l";
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spi-max-frequency = <48000000>;
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reg = <0>;
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spi-cpol;
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spi-cpha;
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spi-tx-bus-width = <1>;
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spi-rx-bus-width = <4>;
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#address-cells = <1>;
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#size-cells = <1>;
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/*
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* MTD partition table. The ROM checks the first 512KiB for a
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* valid file to boot(XIP).
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*/
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partition@0 {
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label = "QSPI.U_BOOT";
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reg = <0x00000000 0x000080000>;
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};
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partition@1 {
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label = "QSPI.U_BOOT.backup";
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reg = <0x00080000 0x00080000>;
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};
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partition@2 {
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label = "QSPI.U-BOOT-SPL_OS";
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reg = <0x00100000 0x00010000>;
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};
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partition@3 {
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label = "QSPI.U_BOOT_ENV";
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reg = <0x00110000 0x00010000>;
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};
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partition@4 {
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label = "QSPI.U-BOOT-ENV.backup";
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reg = <0x00120000 0x00010000>;
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};
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partition@5 {
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label = "QSPI.KERNEL";
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reg = <0x00130000 0x0800000>;
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};
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partition@6 {
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label = "QSPI.FILESYSTEM";
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reg = <0x00930000 0x36D0000>;
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};
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};
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};
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&mac_sw {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&cpsw_default>;
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pinctrl-1 = <&cpsw_sleep>;
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status = "okay";
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};
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&davinci_mdio_sw {
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pinctrl-names = "default", "sleep";
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pinctrl-0 = <&davinci_mdio_default>;
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pinctrl-1 = <&davinci_mdio_sleep>;
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ethphy0: ethernet-phy@0 {
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reg = <0>;
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};
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};
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&cpsw_port1 {
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phy-handle = <ðphy0>;
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phy-mode = "rgmii-rxid";
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ti,dual-emac-pvid = <1>;
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};
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&cpsw_port2 {
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status = "disabled";
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};
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&rtc {
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clocks = <&clk_32k_rtc>, <&clk_32768_ck>;
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clock-names = "ext-clk", "int-clk";
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status = "okay";
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};
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&wdt {
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status = "okay";
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};
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&cpu {
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cpu0-supply = <&tps>;
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};
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&cpu0_opp_table {
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/*
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* Supply voltage supervisor on board will not allow opp50 so
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* disable it and set opp100 as suspend OPP.
|
*/
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opp50-300000000 {
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status = "disabled";
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};
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opp100-600000000 {
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opp-suspend;
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};
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};
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