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// SPDX-License-Identifier: GPL-2.0
/*
* SoM: https://www.ti.com/lit/zip/sprr439
*
* Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com/
*/
/dts-v1/;
#include "k3-j721s2.dtsi"
#include <dt-bindings/gpio/gpio.h>
/ {
memory@80000000 {
device_type = "memory";
/* 16 GB RAM */
reg = <0x00 0x80000000 0x00 0x80000000>,
<0x08 0x80000000 0x03 0x80000000>;
};
/* Reserving memory regions still pending */
reserved_memory: reserved-memory {
#address-cells = <2>;
#size-cells = <2>;
ranges;
secure_ddr: optee@9e800000 {
reg = <0x00 0x9e800000 0x00 0x01800000>;
alignment = <0x1000>;
no-map;
};
};
transceiver0: can-phy0 {
/* standby pin has been grounded by default */
compatible = "ti,tcan1042";
#phy-cells = <0>;
max-bitrate = <5000000>;
};
};
&wkup_pmx0 {
mcu_fss0_ospi0_pins_default: mcu-fss0-ospi0-default-pins {
pinctrl-single,pins = <
J721S2_WKUP_IOPAD(0x000, PIN_OUTPUT, 0) /* (D19) MCU_OSPI0_CLK */
J721S2_WKUP_IOPAD(0x02c, PIN_OUTPUT, 0) /* (F15) MCU_OSPI0_CSn0 */
J721S2_WKUP_IOPAD(0x030, PIN_OUTPUT, 0) /* (G17) MCU_OSPI0_CSn1 */
J721S2_WKUP_IOPAD(0x038, PIN_OUTPUT, 0) /* (F14) MCU_OSPI0_CSn2 */
J721S2_WKUP_IOPAD(0x03c, PIN_OUTPUT, 0) /* (F17) MCU_OSPI0_CSn3 */
J721S2_WKUP_IOPAD(0x00c, PIN_INPUT, 0) /* (C19) MCU_OSPI0_D0 */
J721S2_WKUP_IOPAD(0x010, PIN_INPUT, 0) /* (F16) MCU_OSPI0_D1 */
J721S2_WKUP_IOPAD(0x014, PIN_INPUT, 0) /* (G15) MCU_OSPI0_D2 */
J721S2_WKUP_IOPAD(0x018, PIN_INPUT, 0) /* (F18) MCU_OSPI0_D3 */
J721S2_WKUP_IOPAD(0x01c, PIN_INPUT, 0) /* (E19) MCU_OSPI0_D4 */
J721S2_WKUP_IOPAD(0x020, PIN_INPUT, 0) /* (G19) MCU_OSPI0_D5 */
J721S2_WKUP_IOPAD(0x024, PIN_INPUT, 0) /* (F19) MCU_OSPI0_D6 */
J721S2_WKUP_IOPAD(0x028, PIN_INPUT, 0) /* (F20) MCU_OSPI0_D7 */
J721S2_WKUP_IOPAD(0x008, PIN_INPUT, 0) /* (E18) MCU_OSPI0_DQS */
J721S2_WKUP_IOPAD(0x004, PIN_INPUT, 0) /* (E20) MCU_OSPI0_LBCLKO */
>;
};
};
&wkup_pmx2 {
wkup_i2c0_pins_default: wkup-i2c0-default-pins {
pinctrl-single,pins = <
J721S2_WKUP_IOPAD(0x98, PIN_INPUT, 0) /* (H24) WKUP_I2C0_SCL */
J721S2_WKUP_IOPAD(0x9c, PIN_INPUT, 0) /* (H27) WKUP_I2C0_SDA */
>;
};
};
&main_pmx0 {
main_i2c0_pins_default: main-i2c0-default-pins {
pinctrl-single,pins = <
J721S2_IOPAD(0x0e0, PIN_INPUT_PULLUP, 0) /* (AH25) I2C0_SCL */
J721S2_IOPAD(0x0e4, PIN_INPUT_PULLUP, 0) /* (AE24) I2C0_SDA */
>;
};
main_mcan16_pins_default: main-mcan16-default-pins {
pinctrl-single,pins = <
J721S2_IOPAD(0x028, PIN_INPUT, 0) /* (AB24) MCAN16_RX */
J721S2_IOPAD(0x024, PIN_OUTPUT, 0) /* (Y28) MCAN16_TX */
>;
};
};
&wkup_i2c0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&wkup_i2c0_pins_default>;
clock-frequency = <400000>;
eeprom@50 {
/* CAV24C256WE-GT3 */
compatible = "atmel,24c256";
reg = <0x50>;
};
};
&main_i2c0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&main_i2c0_pins_default>;
clock-frequency = <400000>;
exp_som: gpio@21 {
compatible = "ti,tca6408";
reg = <0x21>;
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "USB2.0_MUX_SEL", "CANUART_MUX1_SEL0",
"CANUART_MUX2_SEL0", "CANUART_MUX_SEL1",
"GPIO_RGMII1_RST", "GPIO_eDP_ENABLE",
"GPIO_LIN_EN", "CAN_STB";
};
};
&main_mcan16 {
status = "okay";
pinctrl-0 = <&main_mcan16_pins_default>;
pinctrl-names = "default";
phys = <&transceiver0>;
};
&ospi0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
flash@0 {
compatible = "jedec,spi-nor";
reg = <0x0>;
spi-tx-bus-width = <8>;
spi-rx-bus-width = <8>;
spi-max-frequency = <25000000>;
cdns,tshsl-ns = <60>;
cdns,tsd2d-ns = <60>;
cdns,tchsh-ns = <60>;
cdns,tslch-ns = <60>;
cdns,read-delay = <4>;
};
};
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