diff options
Diffstat (limited to 'arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts')
-rw-r--r-- | arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts | 482 |
1 files changed, 482 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts new file mode 100644 index 0000000000..009d2c8324 --- /dev/null +++ b/arch/arm/boot/dts/microchip/at91-sama7g54_curiosity.dts @@ -0,0 +1,482 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * at91-sama7g54_curiosity.dts - Device Tree file for SAMA7G54 Curiosity Board + * + * Copyright (C) 2024 Microchip Technology Inc. and its subsidiaries + * + * Author: Mihai Sain <mihai.sain@microchip.com> + * + */ +/dts-v1/; +#include "sama7g5-pinfunc.h" +#include "sama7g5.dtsi" +#include <dt-bindings/input/input.h> +#include <dt-bindings/leds/common.h> +#include <dt-bindings/mfd/atmel-flexcom.h> +#include <dt-bindings/pinctrl/at91.h> + +/ { + model = "Microchip SAMA7G54 Curiosity"; + compatible = "microchip,sama7g54-curiosity", "microchip,sama7g5", "microchip,sama7"; + + aliases { + serial0 = &uart3; + i2c0 = &i2c10; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_key_gpio_default>; + + button-user { + label = "user-button"; + gpios = <&pioA PIN_PD19 GPIO_ACTIVE_LOW>; + linux,code = <KEY_PROG1>; + wakeup-source; + }; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_led_gpio_default>; + + led-red { + color = <LED_COLOR_ID_RED>; + function = LED_FUNCTION_POWER; + gpios = <&pioA PIN_PD13 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + led-green { + color = <LED_COLOR_ID_GREEN>; + function = LED_FUNCTION_BOOT; + gpios = <&pioA PIN_PD14 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + led-blue { + color = <LED_COLOR_ID_BLUE>; + function = LED_FUNCTION_CPU; + gpios = <&pioA PIN_PB15 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + }; + + memory@60000000 { + device_type = "memory"; + reg = <0x60000000 0x10000000>; /* 256 MiB DDR3L-1066 16-bit */ + }; +}; + +&adc { + vddana-supply = <&vddout25>; + vref-supply = <&vddout25>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_mikrobus1_an_default &pinctrl_mikrobus2_an_default>; + status = "okay"; +}; + +&cpu0 { + cpu-supply = <&vddcpu>; +}; + +&dma0 { + status = "okay"; +}; + +&dma1 { + status = "okay"; +}; + +&dma2 { + status = "okay"; +}; + +&ebi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_nand_default>; + status = "okay"; + + nand_controller: nand-controller { + status = "okay"; + + nand@3 { + reg = <0x3 0x0 0x800000>; + atmel,rb = <0>; + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + nand-ecc-strength = <8>; + nand-ecc-step-size = <512>; + nand-on-flash-bbt; + label = "nand"; + + partitions { + compatible = "fixed-partitions"; + #address-cells = <1>; + #size-cells = <1>; + + at91bootstrap@0 { + label = "nand: at91bootstrap"; + reg = <0x0 0x40000>; + }; + + bootloader@40000 { + label = "nand: u-boot"; + reg = <0x40000 0x100000>; + }; + + bootloaderenv@140000 { + label = "nand: u-boot env"; + reg = <0x140000 0x40000>; + }; + + dtb@180000 { + label = "nand: device tree"; + reg = <0x180000 0x80000>; + }; + + kernel@200000 { + label = "nand: kernel"; + reg = <0x200000 0x600000>; + }; + + rootfs@800000 { + label = "nand: rootfs"; + reg = <0x800000 0x1f800000>; + }; + }; + }; + }; +}; + +&flx3 { + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>; + status = "okay"; + + uart3: serial@200 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx3_default>; + status = "okay"; + }; +}; + +&flx10 { + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; + status = "okay"; + + i2c10: i2c@600 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx10_default>; + i2c-analog-filter; + i2c-digital-filter; + i2c-digital-filter-width-ns = <35>; + status = "okay"; + + eeprom@51 { + compatible = "atmel,24c02"; + reg = <0x51>; + pagesize = <16>; + size = <256>; + vcc-supply = <&vdd_3v3>; + }; + + pmic@5b { + compatible = "microchip,mcp16502"; + reg = <0x5b>; + + regulators { + vdd_3v3: VDD_IO { + regulator-name = "VDD_IO"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-initial-mode = <2>; + regulator-allowed-modes = <2>, <4>; + regulator-always-on; + + regulator-state-standby { + regulator-on-in-suspend; + regulator-suspend-microvolt = <3300000>; + regulator-mode = <4>; + }; + + regulator-state-mem { + regulator-off-in-suspend; + regulator-mode = <4>; + }; + }; + + vddioddr: VDD_DDR { + regulator-name = "VDD_DDR"; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; + regulator-initial-mode = <2>; + regulator-allowed-modes = <2>, <4>; + regulator-always-on; + + regulator-state-standby { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1350000>; + regulator-mode = <4>; + }; + + regulator-state-mem { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1350000>; + regulator-mode = <4>; + }; + }; + + vddcore: VDD_CORE { + regulator-name = "VDD_CORE"; + regulator-min-microvolt = <1150000>; + regulator-max-microvolt = <1150000>; + regulator-initial-mode = <2>; + regulator-allowed-modes = <2>, <4>; + regulator-always-on; + + regulator-state-standby { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1150000>; + regulator-mode = <4>; + }; + + regulator-state-mem { + regulator-off-in-suspend; + regulator-mode = <4>; + }; + }; + + vddcpu: VDD_OTHER { + regulator-name = "VDD_OTHER"; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1250000>; + regulator-initial-mode = <2>; + regulator-allowed-modes = <2>, <4>; + regulator-ramp-delay = <3125>; + regulator-always-on; + + regulator-state-standby { + regulator-on-in-suspend; + regulator-suspend-microvolt = <1050000>; + regulator-mode = <4>; + }; + + regulator-state-mem { + regulator-off-in-suspend; + regulator-mode = <4>; + }; + }; + + vldo1: LDO1 { + regulator-name = "LDO1"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + + regulator-state-standby { + regulator-suspend-microvolt = <1800000>; + regulator-on-in-suspend; + }; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + + vldo2: LDO2 { + regulator-name = "LDO2"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + + regulator-state-standby { + regulator-suspend-microvolt = <3300000>; + regulator-on-in-suspend; + }; + + regulator-state-mem { + regulator-off-in-suspend; + }; + }; + }; + }; + }; +}; + +&main_xtal { + clock-frequency = <24000000>; +}; + +&qspi1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_qspi1_default>; + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-max-frequency = <100000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + m25p,fast-read; + }; +}; + +&pioA { + pinctrl_flx3_default: flx3-default { + pinmux = <PIN_PD16__FLEXCOM3_IO0>, + <PIN_PD17__FLEXCOM3_IO1>; + bias-pull-up; + }; + + pinctrl_flx10_default: flx10-default { + pinmux = <PIN_PC30__FLEXCOM10_IO0>, + <PIN_PC31__FLEXCOM10_IO1>; + bias-pull-up; + }; + + pinctrl_key_gpio_default: key-gpio-default { + pinmux = <PIN_PD19__GPIO>; + bias-pull-up; + }; + + pinctrl_led_gpio_default: led-gpio-default { + pinmux = <PIN_PD13__GPIO>, + <PIN_PD14__GPIO>, + <PIN_PB15__GPIO>; + bias-pull-up; + }; + + pinctrl_mikrobus1_an_default: mikrobus1-an-default { + pinmux = <PIN_PC15__GPIO>; + bias-disable; + }; + + pinctrl_mikrobus2_an_default: mikrobus2-an-default { + pinmux = <PIN_PC13__GPIO>; + bias-disable; + }; + + pinctrl_nand_default: nand-default { + pinmux = <PIN_PD9__D0>, + <PIN_PD10__D1>, + <PIN_PD11__D2>, + <PIN_PC21__D3>, + <PIN_PC22__D4>, + <PIN_PC23__D5>, + <PIN_PC24__D6>, + <PIN_PD2__D7>, + <PIN_PD3__NANDRDY>, + <PIN_PD4__NCS3_NANDCS>, + <PIN_PD5__NWE_NWR0_NANDWE>, + <PIN_PD6__NRD_NANDOE>, + <PIN_PD7__A21_NANDALE>, + <PIN_PD8__A22_NANDCLE>; + bias-disable; + slew-rate = <0>; + }; + + pinctrl_qspi1_default: qspi1-default { + pinmux = <PIN_PB22__QSPI1_IO3>, + <PIN_PB23__QSPI1_IO2>, + <PIN_PB24__QSPI1_IO1>, + <PIN_PB25__QSPI1_IO0>, + <PIN_PB26__QSPI1_CS>, + <PIN_PB27__QSPI1_SCK>; + bias-pull-up; + slew-rate = <0>; + }; + + pinctrl_sdmmc0_default: sdmmc0-default { + pinmux = <PIN_PA0__SDMMC0_CK>, + <PIN_PA1__SDMMC0_CMD>, + <PIN_PA2__SDMMC0_RSTN>, + <PIN_PA3__SDMMC0_DAT0>, + <PIN_PA4__SDMMC0_DAT1>, + <PIN_PA5__SDMMC0_DAT2>, + <PIN_PA6__SDMMC0_DAT3>; + bias-pull-up; + slew-rate = <0>; + }; + + pinctrl_sdmmc1_default: sdmmc1-default { + pinmux = <PIN_PB29__SDMMC1_CMD>, + <PIN_PB30__SDMMC1_CK>, + <PIN_PB31__SDMMC1_DAT0>, + <PIN_PC0__SDMMC1_DAT1>, + <PIN_PC1__SDMMC1_DAT2>, + <PIN_PC2__SDMMC1_DAT3>, + <PIN_PC4__SDMMC1_CD>; + bias-pull-up; + slew-rate = <0>; + }; +}; + +&rtt { + atmel,rtt-rtc-time-reg = <&gpbr 0x0>; +}; + +/* M.2 slot for wireless card */ +&sdmmc0 { + bus-width = <4>; + cd-gpios = <&pioA 31 GPIO_ACTIVE_LOW>; + disable-wp; + sdhci-caps-mask = <0x0 0x00200000>; + vmmc-supply = <&vdd_3v3>; + vqmmc-supply = <&vdd_3v3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sdmmc0_default>; + status = "okay"; +}; + +/* micro SD socket */ +&sdmmc1 { + bus-width = <4>; + disable-wp; + sdhci-caps-mask = <0x0 0x00200000>; + vmmc-supply = <&vdd_3v3>; + vqmmc-supply = <&vdd_3v3>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sdmmc1_default>; + status = "okay"; +}; + +&slow_xtal { + clock-frequency = <32768>; +}; + +&shdwc { + debounce-delay-us = <976>; + status = "okay"; + + input@0 { + reg = <0>; + }; +}; + +&tcb0 { + timer0: timer@0 { + compatible = "atmel,tcb-timer"; + reg = <0>; + }; + + timer1: timer@1 { + compatible = "atmel,tcb-timer"; + reg = <1>; + }; +}; + +&trng { + status = "okay"; +}; + +&vddout25 { + vin-supply = <&vdd_3v3>; + status = "okay"; +}; |