diff options
Diffstat (limited to 'arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi new file mode 100644 index 000000000..a4006f328 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-j721s2-som-p0.dtsi @@ -0,0 +1,153 @@ +// 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; + }; + }; + + mux0: mux-controller { + compatible = "gpio-mux"; + #mux-state-cells = <1>; + mux-gpios = <&exp_som 1 GPIO_ACTIVE_HIGH>; + }; + + mux1: mux-controller { + compatible = "gpio-mux"; + #mux-state-cells = <1>; + mux-gpios = <&exp_som 2 GPIO_ACTIVE_HIGH>; + }; + + 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(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>; + }; +}; |