Commit 371a47c9 authored by Varshini Rajendran's avatar Varshini Rajendran Committed by Claudiu Beznea
Browse files

ARM: dts: microchip: sam9x75_curiosity: add sam9x75 curiosity board 



Add device tree file for sam9x75 curiosity board.

Signed-off-by: default avatarVarshini Rajendran <varshini.rajendran@microchip.com>
Reviewed-by: default avatarClaudiu Beznea <claudiu.beznea@tuxon.dev>
Reviewed-by: default avatarHari Prasath Gujulan Elango <hari.prasathge@microchip.com>
Link: https://lore.kernel.org/r/20241010120444.93252-1-varshini.rajendran@microchip.com


Signed-off-by: default avatarClaudiu Beznea <claudiu.beznea@tuxon.dev>
parent 4157293c

arch/arm/boot/dts/microchip/Makefile

+3 −0
Original line number Diff line number Diff line
@@ -2,6 +2,7 @@ 
# Enables support for device-tree overlays

DTC_FLAGS_at91-sam9x60_curiosity := -@

DTC_FLAGS_at91-sam9x60ek := -@

DTC_FLAGS_at91-sam9x75_curiosity := -@

DTC_FLAGS_at91-sama5d27_som1_ek := -@

DTC_FLAGS_at91-sama5d27_wlsom1_ek := -@

DTC_FLAGS_at91-sama5d29_curiosity := -@
@@ -60,6 +61,8 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \ 
dtb-$(CONFIG_SOC_SAM9X60) += \

	at91-sam9x60_curiosity.dtb \

	at91-sam9x60ek.dtb

dtb-$(CONFIG_SOC_SAM9X7) += \

	at91-sam9x75_curiosity.dtb

dtb-$(CONFIG_SOC_SAM_V7) += \

	at91-kizbox2-2.dtb \

	at91-kizbox3-hs.dtb \

arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts

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+324 −0
Original line number Diff line number Diff line 
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)

/*

 * at91-sam9x75_curiosity.dts - Device Tree file for Microchip SAM9X75 Curiosity board

 *

 * Copyright (C) 2023 Microchip Technology Inc. and its subsidiaries

 *

 * Author: Varshini Rajendran <varshini.rajendran@microchip.com>

 */

/dts-v1/;

#include "sam9x7.dtsi"

#include <dt-bindings/input/input.h>



/ {

	model = "Microchip SAM9X75 Curiosity";

	compatible = "microchip,sam9x75-curiosity", "microchip,sam9x7", "atmel,at91sam9";



	aliases {

		i2c0 = &i2c6;

	};



	chosen {

		stdout-path = "serial0:115200n8";

	};



	gpio-keys {

		compatible = "gpio-keys";

		pinctrl-names = "default";

		pinctrl-0 = <&pinctrl_key_gpio_default>;



		button-user {

			label = "USER";

			gpios = <&pioC 9 GPIO_ACTIVE_LOW>;

			linux,code = <KEY_0>;

			wakeup-source;

		};

	};



	led-controller {

		compatible = "gpio-leds";



		led_red: led-red {

			label = "red";

			gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;

			pinctrl-0 = <&pinctrl_red_led_gpio_default>;

		};



		led_green: led-green {

			label = "green";

			gpios = <&pioC 21 GPIO_ACTIVE_HIGH>;

			pinctrl-0 = <&pinctrl_green_led_gpio_default>;

		};



		led_blue: led-blue {

			label = "blue";

			gpios = <&pioC 20 GPIO_ACTIVE_HIGH>;

			pinctrl-0 = <&pinctrl_blue_led_gpio_default>;

			linux,default-trigger = "heartbeat";

		};

	};



	memory@20000000 {

		reg = <0x20000000 0x10000000>;

		device_type = "memory";

	};

};



&classd {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_classd_default>;

	atmel,pwm-type = "diff";

	atmel,non-overlap-time = <10>;

	status = "okay";

};



&dbgu {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_dbgu_default>;

	status = "okay";

};



&dma0 {

	status = "okay";

};



&flx6 {

	atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;

	status = "okay";

};



&i2c6 {

	#address-cells = <1>;

	#size-cells = <0>;

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_flx6_default>;

	i2c-analog-filter;

	i2c-digital-filter;

	i2c-digital-filter-width-ns = <35>;

	status = "okay";



	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-mode = <4>;

				};



				regulator-state-mem {

					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-mode = <4>;

				};



				regulator-state-mem {

					regulator-on-in-suspend;

					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-mode = <4>;

				};



				regulator-state-mem {

					regulator-mode = <4>;

				};

			};



			dcdc4: VDD_OTHER {

				regulator-name = "VDD_OTHER";

				regulator-min-microvolt = <1150000>;

				regulator-max-microvolt = <1150000>;

				regulator-initial-mode = <2>;

				regulator-allowed-modes = <2>, <4>;

				regulator-ramp-delay = <3125>;

				regulator-always-on;



				regulator-state-standby {

					regulator-on-in-suspend;

					regulator-mode = <4>;

				};



				regulator-state-mem {

					regulator-mode = <4>;

				};

			};



			vldo1: LDO1 {

				regulator-name = "LDO1";

				regulator-min-microvolt = <3300000>;

				regulator-max-microvolt = <3300000>;

				regulator-always-on;



				regulator-state-standby {

					regulator-on-in-suspend;

				};

			};



			vldo2: LDO2 {

				regulator-name = "LDO2";

				regulator-min-microvolt = <1800000>;

				regulator-max-microvolt = <1800000>;



				regulator-state-standby {

					regulator-on-in-suspend;

				};

			};

		};

	};

};



&i2s {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_i2s_default>;

	#sound-dai-cells = <0>;

	status = "okay";

};



&main_xtal {

	clock-frequency = <24000000>;

};



&pinctrl {

	classd {

		pinctrl_classd_default: classd-default {

			atmel,pins =

				<AT91_PIOA 18 AT91_PERIPH_C AT91_PINCTRL_PULL_UP>,

				<AT91_PIOA 19 AT91_PERIPH_C AT91_PINCTRL_PULL_DOWN>;

		};

	};



	dbgu {

		pinctrl_dbgu_default: dbgu-default {

			atmel,pins = <AT91_PIOA 26 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,

				     <AT91_PIOA 27 AT91_PERIPH_A AT91_PINCTRL_NONE>;

		};

	};



	flexcom {

		pinctrl_flx6_default: flx6-default {

			atmel,pins =

				<AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,

				<AT91_PIOA 25 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;

		};

	};



	gpio-keys {

		pinctrl_key_gpio_default: key-gpio-default {

			atmel,pins = <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;

		};

	};



	i2s {

		pinctrl_i2s_default: i2s-default {

			atmel,pins =

				<AT91_PIOB 26 AT91_PERIPH_D AT91_PINCTRL_NONE>,		/* I2SCK */

				<AT91_PIOB 15 AT91_PERIPH_D AT91_PINCTRL_NONE>,		/* I2SWS */

				<AT91_PIOB 16 AT91_PERIPH_D AT91_PINCTRL_NONE>,		/* I2SDIN */

				<AT91_PIOB 17 AT91_PERIPH_D AT91_PINCTRL_NONE>,		/* I2SDOUT */

				<AT91_PIOB 25 AT91_PERIPH_D AT91_PINCTRL_NONE>;		/* I2SMCK */

		};

	};



	led-controller {

		pinctrl_red_led_gpio_default: red-led-gpio-default {

			atmel,pins = <AT91_PIOC 14 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;

		};

		pinctrl_green_led_gpio_default: green-led-gpio-default {

			atmel,pins = <AT91_PIOC 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;

		};

		pinctrl_blue_led_gpio_default: blue-led-gpio-default {

			atmel,pins = <AT91_PIOC 20 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;

		};

	};



	sdmmc0 {

		pinctrl_sdmmc0_default: sdmmc0-default {

			atmel,pins =

				<AT91_PIOA 2 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>,				/* PA2 CK  periph A with pullup */

				<AT91_PIOA 1 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>,	/* PA1 CMD periph A with pullup */

				<AT91_PIOA 0 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>,	/* PA0 DAT0 periph A */

				<AT91_PIOA 3 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>,	/* PA3 DAT1 periph A with pullup */

				<AT91_PIOA 4 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>,	/* PA4 DAT2 periph A with pullup */

				<AT91_PIOA 5 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_ENA)>;	/* PA5 DAT3 periph A with pullup */

		};

	};

}; /* pinctrl */



&poweroff {

	debounce-delay-us = <976>;

	status = "okay";



	input@0 {

		reg = <0>;

	};

};



&rtt {

	atmel,rtt-rtc-time-reg = <&gpbr 0x0>;

};



&sdmmc0 {

	bus-width = <4>;

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_sdmmc0_default>;

	cd-gpios = <&pioA 23 GPIO_ACTIVE_LOW>;

	disable-wp;

	status = "okay";

};



&slow_xtal {

	clock-frequency = <32768>;

};



&tcb {

	timer0: timer@0 {

		compatible = "atmel,tcb-timer";

		reg = <0>;

	};



	timer1: timer@1 {

		compatible = "atmel,tcb-timer";

		reg = <1>;

	};

};



&trng {

	status = "okay";

};



&watchdog {

	status = "okay";

};