295 lines
7.0 KiB
Plaintext
295 lines
7.0 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* AM62A SK: https://www.ti.com/lit/zip/sprr459
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*
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* Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
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*/
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/dts-v1/;
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#include <dt-bindings/leds/common.h>
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/net/ti-dp83867.h>
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#include "k3-am62a7.dtsi"
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/ {
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compatible = "ti,am62a7-sk", "ti,am62a7";
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model = "Texas Instruments AM62A7 SK";
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aliases {
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serial2 = &main_uart0;
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mmc1 = &sdhci1;
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};
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chosen {
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stdout-path = "serial2:115200n8";
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};
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memory@80000000 {
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device_type = "memory";
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/* 4G RAM */
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reg = <0x00000000 0x80000000 0x00000000 0x80000000>,
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<0x00000008 0x80000000 0x00000000 0x80000000>;
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};
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reserved-memory {
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#address-cells = <2>;
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#size-cells = <2>;
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ranges;
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secure_tfa_ddr: tfa@9e780000 {
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reg = <0x00 0x9e780000 0x00 0x80000>;
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alignment = <0x1000>;
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no-map;
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};
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secure_ddr: optee@9e800000 {
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reg = <0x00 0x9e800000 0x00 0x01800000>; /* for OP-TEE */
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alignment = <0x1000>;
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no-map;
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};
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wkup_r5fss0_core0_memory_region: r5f-dma-memory@9c900000 {
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compatible = "shared-dma-pool";
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reg = <0x00 0x9c900000 0x00 0x01e00000>;
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no-map;
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};
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};
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vmain_pd: regulator-0 {
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/* TPS25750 PD CONTROLLER OUTPUT */
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compatible = "regulator-fixed";
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regulator-name = "vmain_pd";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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regulator-always-on;
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regulator-boot-on;
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};
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vcc_5v0: regulator-1 {
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/* Output of TPS63070 */
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compatible = "regulator-fixed";
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regulator-name = "vcc_5v0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <&vmain_pd>;
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regulator-always-on;
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regulator-boot-on;
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};
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vcc_3v3_sys: regulator-2 {
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/* output of LM5141-Q1 */
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compatible = "regulator-fixed";
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regulator-name = "vcc_3v3_sys";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vmain_pd>;
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regulator-always-on;
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regulator-boot-on;
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};
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vdd_mmc1: regulator-3 {
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/* TPS22918DBVR */
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compatible = "regulator-fixed";
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regulator-name = "vdd_mmc1";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-boot-on;
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enable-active-high;
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gpio = <&exp1 3 GPIO_ACTIVE_HIGH>;
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&usr_led_pins_default>;
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led-0 {
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label = "am62a-sk:green:heartbeat";
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gpios = <&main_gpio1 49 GPIO_ACTIVE_HIGH>;
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linux,default-trigger = "heartbeat";
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function = LED_FUNCTION_HEARTBEAT;
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default-state = "off";
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};
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};
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};
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&main_pmx0 {
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main_uart0_pins_default: main-uart0-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x1c8, PIN_INPUT, 0) /* (D14) UART0_RXD */
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AM62AX_IOPAD(0x1cc, PIN_OUTPUT, 0) /* (E14) UART0_TXD */
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>;
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};
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main_i2c0_pins_default: main-i2c0-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x1e0, PIN_INPUT_PULLUP, 0) /* (B16) I2C0_SCL */
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AM62AX_IOPAD(0x1e4, PIN_INPUT_PULLUP, 0) /* (A16) I2C0_SDA */
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>;
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};
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main_i2c1_pins_default: main-i2c1-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x1e8, PIN_INPUT_PULLUP, 0) /* (B17) I2C1_SCL */
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AM62AX_IOPAD(0x1ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */
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>;
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};
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main_i2c2_pins_default: main-i2c2-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x0b0, PIN_INPUT_PULLUP, 1) /* (K22) GPMC0_CSn2.I2C2_SCL */
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AM62AX_IOPAD(0x0b4, PIN_INPUT_PULLUP, 1) /* (K24) GPMC0_CSn3.I2C2_SDA */
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>;
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};
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main_mmc1_pins_default: main-mmc1-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x23c, PIN_INPUT, 0) /* (A21) MMC1_CMD */
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AM62AX_IOPAD(0x234, PIN_INPUT, 0) /* (B22) MMC1_CLK */
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AM62AX_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_DAT0 */
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AM62AX_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */
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AM62AX_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */
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AM62AX_IOPAD(0x224, PIN_INPUT, 0) /* (D22) MMC1_DAT3 */
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AM62AX_IOPAD(0x240, PIN_INPUT, 0) /* (D17) MMC1_SDCD */
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>;
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};
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usr_led_pins_default: usr-led-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x244, PIN_OUTPUT, 7) /* (D18) MMC1_SDWP.GPIO1_49 */
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>;
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};
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main_usb1_pins_default: main-usb1-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x0258, PIN_OUTPUT, 0) /* (F18) USB1_DRVVBUS */
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>;
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};
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main_mdio1_pins_default: main-mdio1-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x160, PIN_OUTPUT, 0) /* (V12) MDIO0_MDC */
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AM62AX_IOPAD(0x15c, PIN_INPUT, 0) /* (V13) MDIO0_MDIO */
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>;
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};
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main_rgmii1_pins_default: main-rgmii1-pins-default {
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pinctrl-single,pins = <
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AM62AX_IOPAD(0x14c, PIN_INPUT, 0) /* (AB16) RGMII1_RD0 */
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AM62AX_IOPAD(0x150, PIN_INPUT, 0) /* (V15) RGMII1_RD1 */
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AM62AX_IOPAD(0x154, PIN_INPUT, 0) /* (W15) RGMII1_RD2 */
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AM62AX_IOPAD(0x158, PIN_INPUT, 0) /* (V14) RGMII1_RD3 */
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AM62AX_IOPAD(0x148, PIN_INPUT, 0) /* (AA16) RGMII1_RXC */
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AM62AX_IOPAD(0x144, PIN_INPUT, 0) /* (AA15) RGMII1_RX_CTL */
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AM62AX_IOPAD(0x134, PIN_INPUT, 0) /* (Y17) RGMII1_TD0 */
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AM62AX_IOPAD(0x138, PIN_INPUT, 0) /* (V16) RGMII1_TD1 */
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AM62AX_IOPAD(0x13c, PIN_INPUT, 0) /* (Y16) RGMII1_TD2 */
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AM62AX_IOPAD(0x140, PIN_INPUT, 0) /* (AA17) RGMII1_TD3 */
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AM62AX_IOPAD(0x130, PIN_INPUT, 0) /* (AB17) RGMII1_TXC */
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AM62AX_IOPAD(0x12c, PIN_INPUT, 0) /* (W16) RGMII1_TX_CTL */
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>;
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};
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};
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&main_i2c0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&main_i2c0_pins_default>;
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clock-frequency = <400000>;
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};
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&main_i2c1 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&main_i2c1_pins_default>;
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clock-frequency = <400000>;
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exp1: gpio@22 {
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compatible = "ti,tca6424";
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reg = <0x22>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-line-names = "GPIO_CPSW2_RST", "GPIO_CPSW1_RST",
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"BT_EN_SOC", "MMC1_SD_EN",
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"VPP_EN", "EXP_PS_3V3_En",
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"EXP_PS_5V0_En", "EXP_HAT_DETECT",
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"GPIO_AUD_RSTn", "GPIO_eMMC_RSTn",
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"UART1_FET_BUF_EN", "BT_UART_WAKE_SOC",
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"GPIO_HDMI_RSTn", "CSI_GPIO0",
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"CSI_GPIO1", "WLAN_ALERTn",
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"HDMI_INTn", "TEST_GPIO2",
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"MCASP1_FET_EN", "MCASP1_BUF_BT_EN",
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"MCASP1_FET_SEL", "UART1_FET_SEL",
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"PD_I2C_IRQ", "IO_EXP_TEST_LED";
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};
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};
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&sdhci1 {
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/* SD/MMC */
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status = "okay";
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vmmc-supply = <&vdd_mmc1>;
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pinctrl-names = "default";
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pinctrl-0 = <&main_mmc1_pins_default>;
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ti,driver-strength-ohm = <50>;
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disable-wp;
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};
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&main_gpio0 {
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status = "okay";
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};
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&main_gpio1 {
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status = "okay";
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};
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&main_gpio_intr {
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status = "okay";
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};
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&main_uart0 {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&main_uart0_pins_default>;
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};
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&usbss1 {
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status = "okay";
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};
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&usb1 {
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dr_mode = "host";
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pinctrl-names = "default";
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pinctrl-0 = <&main_usb1_pins_default>;
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};
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&cpsw3g {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&main_rgmii1_pins_default>;
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};
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&cpsw_port1 {
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status = "okay";
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phy-mode = "rgmii-rxid";
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phy-handle = <&cpsw3g_phy0>;
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};
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&cpsw_port2 {
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status = "disabled";
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};
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&cpsw3g_mdio {
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status = "okay";
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pinctrl-names = "default";
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pinctrl-0 = <&main_mdio1_pins_default>;
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cpsw3g_phy0: ethernet-phy@0 {
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reg = <0>;
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ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
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ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
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ti,min-output-impedance;
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};
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};
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