| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * at91-sama5d2_icp.dts - Device Tree file for SAMA5D2-ICP board |
| * |
| * Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries |
| * |
| * Author: Radu Pirea & Razvan Stefanescu, |
| * Codrin Ciubotariu <codrin.ciubotariu@microchip.com>, |
| * Cristian Birsan <cristian.birsan@microchip.com> |
| */ |
| /dts-v1/; |
| #include "sama5d2.dtsi" |
| #include "sama5d2-pinfunc.h" |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/mfd/atmel-flexcom.h> |
| |
| / { |
| model = "Microchip SAMA5D2-ICP"; |
| compatible = "microchip,sama5d2-icp", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5"; |
| |
| aliases { |
| serial0 = &uart0; /* debug uart0 + mikro BUS 1 */ |
| serial1 = &uart1; /* mikro BUS 3 */ |
| serial3 = &uart3; /* mikro BUS 2 */ |
| serial5 = &uart7; /* flx2 */ |
| i2c0 = &i2c0; |
| i2c1 = &i2c1; |
| }; |
| |
| chosen { |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| clocks { |
| slow_xtal { |
| clock-frequency = <32768>; |
| }; |
| |
| main_xtal { |
| clock-frequency = <12000000>; |
| }; |
| }; |
| |
| gpio_keys { |
| compatible = "gpio-keys"; |
| |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_key_gpio_default>; |
| status = "okay"; |
| |
| sw4 { |
| label = "USER_PB1"; |
| gpios = <&pioA PIN_PD0 GPIO_ACTIVE_LOW>; |
| linux,code = <0x104>; |
| wakeup-source; |
| }; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_led_gpio_default>; |
| status = "okay"; /* conflict with pwm0 */ |
| |
| red { |
| label = "red"; |
| gpios = <&pioA PIN_PB0 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| green { |
| label = "green"; |
| gpios = <&pioA PIN_PB1 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| blue { |
| label = "blue"; |
| gpios = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>; |
| linux,default-trigger = "heartbeat"; |
| }; |
| }; |
| }; |
| |
| &adc { |
| vddana-supply = <&vdd_io_reg>; |
| vref-supply = <&vdd_io_reg>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>; |
| status = "okay"; |
| }; |
| |
| &can0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_can0_default>; |
| status = "okay"; |
| }; |
| |
| &can1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_can1_default>; |
| status = "okay"; |
| }; |
| |
| &flx0 { /* mikrobus2 spi */ |
| atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>; |
| status = "okay"; |
| |
| spi2: spi@400 { |
| dmas = <0>, <0>; |
| cs-gpios = <&pioA PIN_PC0 GPIO_ACTIVE_LOW>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mikrobus2_spi &pinctrl_ksz_spi_cs>; |
| status = "okay"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| |
| switch0: ksz8563@0 { |
| compatible = "microchip,ksz8563"; |
| reg = <0>; |
| reset-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_LOW>; |
| |
| spi-max-frequency = <500000>; |
| spi-cpha; |
| spi-cpol; |
| |
| ports { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| port@0 { |
| reg = <0>; |
| label = "lan1"; |
| }; |
| |
| port@1 { |
| reg = <1>; |
| label = "lan2"; |
| }; |
| |
| port@2 { |
| reg = <2>; |
| label = "cpu"; |
| ethernet = <&macb0>; |
| phy-mode = "mii"; |
| fixed-link { |
| speed = <100>; |
| full-duplex; |
| }; |
| }; |
| }; |
| }; |
| }; |
| }; |
| |
| &flx2 { |
| atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>; |
| status = "okay"; |
| |
| uart7: serial@200 { |
| pinctrl-0 = <&pinctrl_flx2_default>; |
| pinctrl-names = "default"; |
| atmel,use-dma-rx; |
| atmel,use-dma-tx; |
| status = "okay"; /* Conflict w/ qspi1. */ |
| }; |
| }; |
| |
| &flx3 { /* mikrobus1 spi */ |
| atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>; |
| status = "okay"; |
| |
| spi5: spi@400 { |
| dmas = <0>, <0>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mikrobus1_spi &pinctrl_mikrobus1_spi_cs>; |
| status = "okay"; |
| }; |
| }; |
| |
| &flx4 { |
| atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; |
| status = "okay"; |
| |
| i2c6: i2c@600 { |
| dmas = <0>, <0>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_flx4_default>; |
| status = "okay"; |
| |
| mcp16502@5b { |
| compatible = "microchip,mcp16502"; |
| reg = <0x5b>; |
| status = "okay"; |
| lpm-gpios = <&pioBU 7 GPIO_ACTIVE_LOW>; |
| |
| regulators { |
| vdd_io_reg: VDD_IO { |
| regulator-name = "VDD_IO"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3700000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| VDD_DDR { |
| regulator-name = "VDD_DDR"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <1850000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-on-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| VDD_CORE { |
| regulator-name = "VDD_CORE"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <1850000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| VDD_OTHER { |
| regulator-name = "VDD_OTHER"; |
| regulator-min-microvolt = <600000>; |
| regulator-max-microvolt = <1850000>; |
| regulator-initial-mode = <2>; |
| regulator-allowed-modes = <2>, <4>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| regulator-mode = <4>; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| regulator-mode = <4>; |
| }; |
| }; |
| |
| LDO1 { |
| regulator-name = "LDO1"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3700000>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| }; |
| }; |
| |
| LDO2 { |
| regulator-name = "LDO2"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <3700000>; |
| regulator-always-on; |
| |
| regulator-state-standby { |
| regulator-on-in-suspend; |
| }; |
| |
| regulator-state-mem { |
| regulator-off-in-suspend; |
| }; |
| }; |
| |
| }; |
| }; |
| }; |
| }; |
| |
| &i2c0 { /* mikrobus i2c */ |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mikrobus_i2c>; |
| status = "okay"; |
| }; |
| |
| &i2c1 { |
| dmas = <0>, <0>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_i2c1_default>; |
| status = "okay"; |
| |
| eeprom@50 { |
| compatible = "atmel,24c32"; |
| reg = <0x50>; |
| pagesize = <16>; |
| status = "okay"; |
| }; |
| |
| eeprom@52 { |
| compatible = "atmel,24c32"; |
| reg = <0x52>; |
| pagesize = <16>; |
| status = "disabled"; |
| }; |
| |
| eeprom@53 { |
| compatible = "atmel,24c32"; |
| reg = <0x53>; |
| pagesize = <16>; |
| status = "disabled"; |
| }; |
| }; |
| |
| &macb0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq &pinctrl_macb0_rst>; |
| phy-mode = "mii"; |
| status = "okay"; |
| |
| fixed-link { |
| speed = <100>; |
| full-duplex; |
| }; |
| }; |
| |
| &pioA { |
| pinctrl_adc_default: adc_default { |
| pinmux = <PIN_PD24__GPIO>, |
| <PIN_PD25__GPIO>, |
| <PIN_PD26__GPIO>; |
| bias-disable; |
| }; |
| |
| /* |
| * The ADTRG pin can work on any edge type. |
| * In here it's being pulled up, so need to |
| * connect it to ground to get an edge e.g. |
| * Trigger can be configured on falling, rise |
| * or any edge, and the pull-up can be changed |
| * to pull-down or left floating according to |
| * needs. |
| */ |
| pinctrl_adtrg_default: adtrg_default { |
| pinmux = <PIN_PD31__ADTRG>; |
| bias-pull-up; |
| }; |
| |
| pinctrl_flx4_default: flx4_default { |
| pinmux = <PIN_PC28__FLEXCOM4_IO0>, |
| <PIN_PC29__FLEXCOM4_IO1>; |
| bias-disable; |
| }; |
| |
| pinctrl_can0_default: can0_default { |
| pinmux = <PIN_PC10__CANTX0>, |
| <PIN_PC11__CANRX0>; |
| bias-disable; |
| }; |
| |
| pinctrl_can1_default: can1_default { |
| pinmux = <PIN_PC26__CANTX1>, |
| <PIN_PC27__CANRX1>; |
| bias-disable; |
| }; |
| |
| pinctrl_i2c1_default: i2c1_default { |
| pinmux = <PIN_PD19__TWD1>, |
| <PIN_PD20__TWCK1>; |
| bias-disable; |
| }; |
| |
| pinctrl_key_gpio_default: key_gpio_default { |
| pinmux = <PIN_PD0__GPIO>; |
| bias-pull-up; |
| }; |
| |
| pinctrl_led_gpio_default: led_gpio_default { |
| pinmux = <PIN_PB0__GPIO>, |
| <PIN_PB1__GPIO>, |
| <PIN_PA31__GPIO>; |
| bias-pull-up; |
| }; |
| |
| pinctrl_qspi1_default: qspi1_default { |
| pinmux = <PIN_PA6__QSPI1_SCK>, |
| <PIN_PA7__QSPI1_IO0>, |
| <PIN_PA8__QSPI1_IO1>, |
| <PIN_PA9__QSPI1_IO2>, |
| <PIN_PA10__QSPI1_IO3>, |
| <PIN_PA11__QSPI1_CS>; |
| bias-disable; |
| }; |
| |
| pinctrl_sdmmc0_default: sdmmc0_default { |
| cmd_data { |
| pinmux = <PIN_PA1__SDMMC0_CMD>, |
| <PIN_PA2__SDMMC0_DAT0>, |
| <PIN_PA3__SDMMC0_DAT1>, |
| <PIN_PA4__SDMMC0_DAT2>, |
| <PIN_PA5__SDMMC0_DAT3>; |
| bias-disable; |
| }; |
| |
| ck_cd { |
| pinmux = <PIN_PA0__SDMMC0_CK>, |
| <PIN_PA13__SDMMC0_CD>; |
| bias-disable; |
| }; |
| }; |
| |
| pinctrl_sdmmc1_default: sdmmc1_default { |
| cmd_data { |
| pinmux = <PIN_PA18__SDMMC1_DAT0>, |
| <PIN_PA19__SDMMC1_DAT1>, |
| <PIN_PA20__SDMMC1_DAT2>, |
| <PIN_PA21__SDMMC1_DAT3>; |
| bias-disable; |
| }; |
| |
| ck_cd { |
| pinmux = <PIN_PA22__SDMMC1_CK>, |
| <PIN_PA28__SDMMC1_CMD>; |
| bias-disable; |
| }; |
| }; |
| |
| pinctrl_mikrobus_i2c: mikrobus_i2c { |
| pinmux = <PIN_PD22__TWCK0>, |
| <PIN_PD21__TWD0>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus1_an: mikrobus1_an { |
| pinmux = <PIN_PD26__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus1_rst: mikrobus1_rst { |
| pinmux = <PIN_PC5__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus1_spi_cs: mikrobus1_spi_cs { |
| pinmux = <PIN_PC21__FLEXCOM3_IO3>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus1_spi: mikrobus1_spi { |
| pinmux = <PIN_PC20__FLEXCOM3_IO0>, |
| <PIN_PC19__FLEXCOM3_IO1>, |
| <PIN_PC18__FLEXCOM3_IO2>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus1_pwm: mikrobus1_pwm { |
| pinmux = <PIN_PC4__TIOB1>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus1_int: mikrobus1_int { |
| pinmux = <PIN_PC3__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus1_uart: mikrobus1_uart { |
| pinmux = <PIN_PB26__URXD0>, |
| <PIN_PB27__UTXD0>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus2_an: mikrobus2_an { |
| pinmux = <PIN_PD25__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus2_rst: mikrobus2_rst { |
| pinmux = <PIN_PB24__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus2_spi_cs: mikrobus2_spi_cs { |
| pinmux = <PIN_PB31__FLEXCOM0_IO3>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus2_spi: mikrobus2_spi { |
| pinmux = <PIN_PB28__FLEXCOM0_IO0>, |
| <PIN_PB29__FLEXCOM0_IO1>, |
| <PIN_PB30__FLEXCOM0_IO2>; |
| bias-disable; |
| }; |
| |
| pinctrl_ksz_spi_cs: ksz_spi_cs { |
| pinmux = <PIN_PC0__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus2_pwm: mikrobus2_pwm { |
| pinmux = <PIN_PB23__TIOB2>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus2_int: mikrobus2_int { |
| pinmux = <PIN_PB22__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus2_uart: mikrobus2_uart { |
| pinmux = <PIN_PC12__URXD3>, |
| <PIN_PC13__UTXD3>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus3_an: mikrobus3_an { |
| pinmux = <PIN_PD24__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus3_rst: mikrobus3_rst { |
| pinmux = <PIN_PB21__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus3_spi_cs: mikrobus3_spi_cs { |
| pinmux = <PIN_PA17__SPI0_NPCS0>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus3_spi: mikrobus3_spi { |
| pinmux = <PIN_PA14__SPI0_SPCK>, |
| <PIN_PA16__SPI0_MISO>, |
| <PIN_PA15__SPI0_MOSI>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus3_pwm: mikrobus3_pwm { |
| pinmux = <PIN_PB20__TIOB3>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus3_int: mikrobus3_int { |
| pinmux = <PIN_PB18__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_mikrobus3_uart: mikrobus3_uart { |
| pinmux = <PIN_PC7__URXD1>, |
| <PIN_PC8__UTXD1>; |
| bias-disable; |
| }; |
| |
| pinctrl_usb_default: usb_default { |
| pinmux = <PIN_PC17__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_usba_vbus: usba_vbus { |
| pinmux = <PIN_PD23__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_pwm0_pwm2_default: pwm0_pwm2_default { |
| pinmux = <PIN_PB5__PWMH2>, |
| <PIN_PB6__PWML2>; |
| bias-pull-up; |
| }; |
| |
| pinctrl_macb0_default: macb0_default { |
| pinmux = <PIN_PD1__GRXCK>, |
| <PIN_PD2__GTXER>, |
| <PIN_PD5__GRX2>, |
| <PIN_PD6__GRX3>, |
| <PIN_PD7__GTX2>, |
| <PIN_PD8__GTX3>, |
| <PIN_PD9__GTXCK>, |
| <PIN_PD10__GTXEN>, |
| <PIN_PD11__GRXDV>, |
| <PIN_PD12__GRXER>, |
| <PIN_PD13__GRX0>, |
| <PIN_PD14__GRX1>, |
| <PIN_PD15__GTX0>, |
| <PIN_PD16__GTX1>, |
| <PIN_PD17__GMDC>, |
| <PIN_PD18__GMDIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_macb0_phy_irq: macb0_phy_irq { |
| pinmux = <PIN_PD3__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_macb0_rst: macb0_sw_rst { |
| pinmux = <PIN_PD4__GPIO>; |
| bias-disable; |
| }; |
| |
| pinctrl_flx2_default: flx2_default { |
| pinmux = <PIN_PA6__FLEXCOM2_IO0>, |
| <PIN_PA7__FLEXCOM2_IO1>, |
| <PIN_PA9__FLEXCOM2_IO3>, |
| <PIN_PA10__FLEXCOM2_IO4>; |
| bias-disable; |
| }; |
| }; |
| |
| &pwm0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_pwm0_pwm2_default>; |
| status = "disabled"; /* conflict with leds, HSIC */ |
| }; |
| |
| &qspi1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_qspi1_default>; |
| status = "disabled"; /* Conflict with wilc_pwrseq, flx2 */ |
| |
| flash@0 { |
| #address-cells = <1>; |
| #size-cells = <1>; |
| compatible = "jedec,spi-nor"; |
| reg = <0>; |
| spi-max-frequency = <80000000>; |
| spi-tx-bus-width = <4>; |
| spi-rx-bus-width = <4>; |
| m25p,fast-read; |
| |
| at91bootstrap@0 { |
| label = "qspi: at91bootstrap"; |
| reg = <0x00000000 0x00040000>; |
| }; |
| |
| bootloader@40000 { |
| label = "qspi: bootloader"; |
| reg = <0x00040000 0x000c0000>; |
| }; |
| |
| bootloaderenvred@100000 { |
| label = "qspi: bootloader env redundant"; |
| reg = <0x00100000 0x00040000>; |
| }; |
| |
| bootloaderenv@140000 { |
| label = "qspi: bootloader env"; |
| reg = <0x00140000 0x00040000>; |
| }; |
| |
| dtb@180000 { |
| label = "qspi: device tree"; |
| reg = <0x00180000 0x00080000>; |
| }; |
| |
| kernel@200000 { |
| label = "qspi: kernel"; |
| reg = <0x00200000 0x00600000>; |
| }; |
| }; |
| }; |
| |
| &sdmmc0 { |
| no-1-8-v; |
| bus-width = <4>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_sdmmc0_default>; |
| status = "okay"; |
| }; |
| |
| &shutdown_controller { |
| atmel,shdwc-debouncer = <976>; |
| atmel,wakeup-rtc-timer; |
| |
| input@0 { |
| reg = <0>; |
| }; |
| }; |
| |
| &spi0 { /* mikrobus3 spi */ |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mikrobus3_spi &pinctrl_mikrobus3_spi_cs>; |
| status = "okay"; |
| }; |
| |
| &tcb0 { |
| timer0: timer@0 { |
| compatible = "atmel,tcb-timer"; |
| reg = <0>; |
| }; |
| |
| timer1: timer@1 { |
| compatible = "atmel,tcb-timer"; |
| reg = <1>; |
| }; |
| }; |
| |
| &uart0 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mikrobus1_uart>; |
| atmel,use-dma-rx; |
| atmel,use-dma-tx; |
| status = "okay"; |
| }; |
| |
| &uart1 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mikrobus3_uart>; |
| atmel,use-dma-rx; |
| atmel,use-dma-tx; |
| status = "okay"; |
| }; |
| |
| &uart3 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_mikrobus2_uart>; |
| atmel,use-dma-rx; |
| atmel,use-dma-tx; |
| status = "okay"; |
| }; |
| |
| &usb0 { |
| atmel,vbus-gpio = <&pioA PIN_PD23 GPIO_ACTIVE_HIGH>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_usba_vbus>; |
| status = "okay"; |
| }; |
| |
| &usb1 { |
| num-ports = <3>; |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_usb_default>; |
| status = "okay"; |
| }; |
| |
| &usb2 { |
| phy_type = "hsic"; |
| status = "okay"; |
| }; |
| |
| &watchdog { |
| status = "okay"; |
| }; |
