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https://github.com/brain-hackers/u-boot-brain
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bc17fccbd0
AM64 as CPSW3G IP with 2 external ports. Add DT entries for the same (based on kernel DT). Disable second port as its by default set to ICSS usage on EVM. Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
340 lines
8.5 KiB
Plaintext
340 lines
8.5 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 2020-2021 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-am642.dtsi"
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/ {
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compatible = "ti,am642-evm", "ti,am642";
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model = "Texas Instruments AM642 EVM";
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chosen {
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stdout-path = "serial2:115200n8";
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bootargs = "console=ttyS2,115200n8 earlycon=ns16550a,mmio32,0x02800000";
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};
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memory@80000000 {
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device_type = "memory";
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/* 2G RAM */
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reg = <0x00000000 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_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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};
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evm_12v0: fixedregulator-evm12v0 {
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/* main DC jack */
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compatible = "regulator-fixed";
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regulator-name = "evm_12v0";
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regulator-min-microvolt = <12000000>;
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regulator-max-microvolt = <12000000>;
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regulator-always-on;
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regulator-boot-on;
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};
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vsys_5v0: fixedregulator-vsys5v0 {
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/* output of LM5140 */
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compatible = "regulator-fixed";
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regulator-name = "vsys_5v0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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vin-supply = <&evm_12v0>;
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regulator-always-on;
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regulator-boot-on;
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};
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vsys_3v3: fixedregulator-vsys3v3 {
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/* output of LM5140 */
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compatible = "regulator-fixed";
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regulator-name = "vsys_3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&evm_12v0>;
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regulator-always-on;
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regulator-boot-on;
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};
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vdd_mmc1: fixed-regulator-sd {
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/* TPS2051BD */
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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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vin-supply = <&vsys_3v3>;
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gpio = <&exp1 6 GPIO_ACTIVE_HIGH>;
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};
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vddb: fixedregulator-vddb {
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compatible = "regulator-fixed";
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regulator-name = "vddb_3v3_display";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vsys_3v3>;
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regulator-always-on;
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regulator-boot-on;
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};
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leds {
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compatible = "gpio-leds";
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led-0 {
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label = "am64-evm:red:heartbeat";
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gpios = <&exp1 16 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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mdio_mux: mux-controller {
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compatible = "gpio-mux";
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#mux-control-cells = <0>;
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mux-gpios = <&exp1 12 GPIO_ACTIVE_HIGH>;
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};
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mdio-mux-1 {
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compatible = "mdio-mux-multiplexer";
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mux-controls = <&mdio_mux>;
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mdio-parent-bus = <&cpsw3g_mdio>;
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#address-cells = <1>;
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#size-cells = <0>;
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mdio@1 {
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reg = <0x1>;
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#address-cells = <1>;
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#size-cells = <0>;
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cpsw3g_phy3: ethernet-phy@3 {
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reg = <3>;
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};
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};
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};
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};
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&main_pmx0 {
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main_mmc1_pins_default: main-mmc1-pins-default {
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pinctrl-single,pins = <
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AM64X_IOPAD(0x0294, PIN_INPUT_PULLUP, 0) /* (J19) MMC1_CMD */
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AM64X_IOPAD(0x028c, PIN_INPUT_PULLDOWN, 0) /* (L20) MMC1_CLK */
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AM64X_IOPAD(0x0288, PIN_INPUT_PULLUP, 0) /* (K21) MMC1_DAT0 */
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AM64X_IOPAD(0x0284, PIN_INPUT_PULLUP, 0) /* (L21) MMC1_DAT1 */
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AM64X_IOPAD(0x0280, PIN_INPUT_PULLUP, 0) /* (K19) MMC1_DAT2 */
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AM64X_IOPAD(0x027c, PIN_INPUT_PULLUP, 0) /* (K18) MMC1_DAT3 */
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AM64X_IOPAD(0x0298, PIN_INPUT_PULLUP, 0) /* (D19) MMC1_SDCD */
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AM64X_IOPAD(0x029c, PIN_INPUT, 0) /* (C20) MMC1_SDWP */
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AM64X_IOPAD(0x0290, PIN_INPUT, 0) /* MMC1_CLKLB */
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>;
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};
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main_uart0_pins_default: main-uart0-pins-default {
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pinctrl-single,pins = <
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AM64X_IOPAD(0x0238, PIN_INPUT, 0) /* (B16) UART0_CTSn */
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AM64X_IOPAD(0x023c, PIN_OUTPUT, 0) /* (A16) UART0_RTSn */
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AM64X_IOPAD(0x0230, PIN_INPUT, 0) /* (D15) UART0_RXD */
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AM64X_IOPAD(0x0234, PIN_OUTPUT, 0) /* (C16) UART0_TXD */
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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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AM64X_IOPAD(0x0268, PIN_INPUT_PULLUP, 0) /* (C18) I2C1_SCL */
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AM64X_IOPAD(0x026c, PIN_INPUT_PULLUP, 0) /* (B19) I2C1_SDA */
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>;
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};
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mdio1_pins_default: mdio1-pins-default {
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pinctrl-single,pins = <
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AM64X_IOPAD(0x01fc, PIN_OUTPUT, 4) /* (R2) PRG0_PRU1_GPO19.MDIO0_MDC */
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AM64X_IOPAD(0x01f8, PIN_INPUT, 4) /* (P5) PRG0_PRU1_GPO18.MDIO0_MDIO */
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>;
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};
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rgmii1_pins_default: rgmii1-pins-default {
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pinctrl-single,pins = <
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AM64X_IOPAD(0x01cc, PIN_INPUT, 4) /* (W5) PRG0_PRU1_GPO7.RGMII1_RD0 */
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AM64X_IOPAD(0x01d4, PIN_INPUT, 4) /* (Y5) PRG0_PRU1_GPO9.RGMII1_RD1 */
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AM64X_IOPAD(0x01d8, PIN_INPUT, 4) /* (V6) PRG0_PRU1_GPO10.RGMII1_RD2 */
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AM64X_IOPAD(0x01f4, PIN_INPUT, 4) /* (V5) PRG0_PRU1_GPO17.RGMII1_RD3 */
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AM64X_IOPAD(0x0188, PIN_INPUT, 4) /* (AA5) PRG0_PRU0_GPO10.RGMII1_RXC */
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AM64X_IOPAD(0x0184, PIN_INPUT, 4) /* (W6) PRG0_PRU0_GPO9.RGMII1_RX_CTL */
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AM64X_IOPAD(0x0124, PIN_OUTPUT, 4) /* (V15) PRG1_PRU1_GPO7.RGMII1_TD0 */
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AM64X_IOPAD(0x012c, PIN_OUTPUT, 4) /* (V14) PRG1_PRU1_GPO9.RGMII1_TD1 */
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AM64X_IOPAD(0x0130, PIN_OUTPUT, 4) /* (W14) PRG1_PRU1_GPO10.RGMII1_TD2 */
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AM64X_IOPAD(0x014c, PIN_OUTPUT, 4) /* (AA14) PRG1_PRU1_GPO17.RGMII1_TD3 */
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AM64X_IOPAD(0x00e0, PIN_OUTPUT, 4) /* (U14) PRG1_PRU0_GPO10.RGMII1_TXC */
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AM64X_IOPAD(0x00dc, PIN_OUTPUT, 4) /* (U15) PRG1_PRU0_GPO9.RGMII1_TX_CTL */
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>;
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};
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rgmii2_pins_default: rgmii2-pins-default {
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pinctrl-single,pins = <
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AM64X_IOPAD(0x0108, PIN_INPUT, 4) /* (W11) PRG1_PRU1_GPO0.RGMII2_RD0 */
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AM64X_IOPAD(0x010c, PIN_INPUT, 4) /* (V11) PRG1_PRU1_GPO1.RGMII2_RD1 */
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AM64X_IOPAD(0x0110, PIN_INPUT, 4) /* (AA12) PRG1_PRU1_GPO2.RGMII2_RD2 */
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AM64X_IOPAD(0x0114, PIN_INPUT, 4) /* (Y12) PRG1_PRU1_GPO3.RGMII2_RD3 */
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AM64X_IOPAD(0x0120, PIN_INPUT, 4) /* (U11) PRG1_PRU1_GPO6.RGMII2_RXC */
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AM64X_IOPAD(0x0118, PIN_INPUT, 4) /* (W12) PRG1_PRU1_GPO4.RGMII2_RX_CTL */
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AM64X_IOPAD(0x0134, PIN_OUTPUT, 4) /* (AA10) PRG1_PRU1_GPO11.RGMII2_TD0 */
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AM64X_IOPAD(0x0138, PIN_OUTPUT, 4) /* (V10) PRG1_PRU1_GPO12.RGMII2_TD1 */
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AM64X_IOPAD(0x013c, PIN_OUTPUT, 4) /* (U10) PRG1_PRU1_GPO13.RGMII2_TD2 */
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AM64X_IOPAD(0x0140, PIN_OUTPUT, 4) /* (AA11) PRG1_PRU1_GPO14.RGMII2_TD3 */
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AM64X_IOPAD(0x0148, PIN_OUTPUT, 4) /* (Y10) PRG1_PRU1_GPO16.RGMII2_TXC */
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AM64X_IOPAD(0x0144, PIN_OUTPUT, 4) /* (Y11) PRG1_PRU1_GPO15.RGMII2_TX_CTL */
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>;
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};
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};
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&main_uart0 {
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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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/* main_uart1 is reserved for firmware usage */
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&main_uart1 {
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status = "reserved";
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};
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&main_uart2 {
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status = "disabled";
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};
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&main_uart3 {
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status = "disabled";
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};
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&main_uart4 {
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status = "disabled";
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};
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&main_uart5 {
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status = "disabled";
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};
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&main_uart6 {
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status = "disabled";
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};
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&mcu_uart0 {
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status = "disabled";
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};
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&mcu_uart1 {
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status = "disabled";
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};
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&main_i2c1 {
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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_eMMC_RSTn", "CAN_MUX_SEL",
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"GPIO_CPSW1_RST", "GPIO_RGMII1_RST",
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"GPIO_RGMII2_RST", "GPIO_PCIe_RST_OUT",
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"MMC1_SD_EN", "FSI_FET_SEL",
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"MCAN0_STB_3V3", "MCAN1_STB_3V3",
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"CPSW_FET_SEL", "CPSW_FET2_SEL",
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"PRG1_RGMII2_FET_SEL", "TEST_GPIO2",
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"GPIO_OLED_RESETn", "VPP_LDO_EN",
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"TEST_LED1", "TP92", "TP90", "TP88",
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"TP87", "TP86", "TP89", "TP91";
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};
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/* osd9616p0899-10 */
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display@3c {
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compatible = "solomon,ssd1306fb-i2c";
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reg = <0x3c>;
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reset-gpios = <&exp1 14 GPIO_ACTIVE_LOW>;
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vbat-supply = <&vddb>;
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solomon,height = <16>;
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solomon,width = <96>;
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solomon,com-seq;
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solomon,com-invdir;
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solomon,page-offset = <0>;
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solomon,prechargep1 = <2>;
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solomon,prechargep2 = <13>;
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};
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};
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&mcu_i2c0 {
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status = "disabled";
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};
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&mcu_i2c1 {
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status = "disabled";
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};
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&mcu_spi0 {
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status = "disabled";
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};
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&mcu_spi1 {
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status = "disabled";
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};
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&cpsw3g {
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pinctrl-names = "default";
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pinctrl-0 = <&mdio1_pins_default
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&rgmii1_pins_default
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&rgmii2_pins_default>;
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};
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&cpsw_port1 {
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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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phy-mode = "rgmii-rxid";
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phy-handle = <&cpsw3g_phy3>;
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};
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&cpsw3g_mdio {
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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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};
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};
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&sdhci0 {
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/* emmc */
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bus-width = <8>;
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non-removable;
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ti,driver-strength-ohm = <50>;
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disable-wp;
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};
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&sdhci1 {
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/* SD/MMC */
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vmmc-supply = <&vdd_mmc1>;
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pinctrl-names = "default";
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bus-width = <4>;
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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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