On Fri, 21 Feb 2025 at 15:34, Manikandan Muralidharan <[email protected]> wrote: > > Add device tree file for sam9x75 curiosity board. > > Signed-off-by: Manikandan Muralidharan <[email protected]> > --- > arch/arm/dts/Makefile | 2 + > .../dts/at91-sam9x75_curiosity-u-boot.dtsi | 79 ++++ > arch/arm/dts/at91-sam9x75_curiosity.dts | 374 ++++++++++++++++++
Ditto, try to enable OF_UPSTREAM. -Sumit > 3 files changed, 455 insertions(+) > create mode 100644 arch/arm/dts/at91-sam9x75_curiosity-u-boot.dtsi > create mode 100644 arch/arm/dts/at91-sam9x75_curiosity.dts > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > index 0bf3697bdbe..f9bcfcf3d1f 100644 > --- a/arch/arm/dts/Makefile > +++ b/arch/arm/dts/Makefile > @@ -959,6 +959,8 @@ dtb-$(CONFIG_TARGET_SAM9X60EK) += sam9x60ek.dtb > > dtb-$(CONFIG_TARGET_SAM9X60_CURIOSITY) += at91-sam9x60_curiosity.dtb > > +dtb-$(CONFIG_TARGET_SAM9X75_CURIOSITY) += at91-sam9x75_curiosity.dtb > + > dtb-$(CONFIG_TARGET_AT91SAM9N12EK) += at91sam9n12ek.dtb > > dtb-$(CONFIG_TARGET_GARDENA_SMART_GATEWAY_AT91SAM) += \ > diff --git a/arch/arm/dts/at91-sam9x75_curiosity-u-boot.dtsi > b/arch/arm/dts/at91-sam9x75_curiosity-u-boot.dtsi > new file mode 100644 > index 00000000000..a07fb83d9c6 > --- /dev/null > +++ b/arch/arm/dts/at91-sam9x75_curiosity-u-boot.dtsi > @@ -0,0 +1,79 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > +/* > + * at91-sam9x75_curiosity-u-boot.dtsi - Device Tree file for SAM9X75 > + * CURIOSITY board. > + * > + * Copyright (C) 2025 Microchip Technology Inc. and its subsidiaries > + * > + * Author: Manikandan Muralidharan <[email protected]> > + */ > + > +/ { > + ahb { > + bootph-all; > + > + apb { > + bootph-all; > + > + pinctrl { > + bootph-all; > + }; > + }; > + }; > + > + chosen { > + bootph-all; > + }; > +}; > + > +&clk32k { > + bootph-all; > +}; > + > +&dbgu { > + bootph-all; > +}; > + > +&main_rc { > + bootph-all; > +}; > + > +&main_xtal { > + bootph-all; > +}; > + > +&pinctrl_dbgu_default { > + bootph-all; > +}; > + > +&pinctrl_sdmmc0_default { > + bootph-all; > +}; > + > +&pioA { > + bootph-all; > +}; > + > +&pioB { > + bootph-all; > +}; > + > +&pit64b0 { > + bootph-all; > +}; > + > +&pmc { > + bootph-all; > +}; > + > +&sdmmc0 { > + bootph-all; > +}; > + > +&slow_xtal { > + bootph-all; > +}; > + > +&slow_rc_osc { > + bootph-all; > +}; > diff --git a/arch/arm/dts/at91-sam9x75_curiosity.dts > b/arch/arm/dts/at91-sam9x75_curiosity.dts > new file mode 100644 > index 00000000000..a35de9ca82c > --- /dev/null > +++ b/arch/arm/dts/at91-sam9x75_curiosity.dts > @@ -0,0 +1,374 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > +/* > + * at91-sam9x75_curiosity.dts - Device Tree file for Microchip SAM9X75 > Curiosity board > + * > + * Copyright (C) 2025 Microchip Technology Inc. and its subsidiaries > + * > + * Author: Manikandan Muralidharan <[email protected]> > + */ > +/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 { > + 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 { > + 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; > + }; > + }; > + }; > + }; > +}; > + > +&flx7 { > + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; > + status = "okay"; > +}; > + > +&i2c7 { > + dmas = <0>, <0>; > + i2c-analog-filter; > + i2c-digital-filter; > + i2c-digital-filter-width-ns = <35>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_flx7_default>; > + status = "okay"; > + > + power-monitor@10 { > + compatible = "microchip,pac1934"; > + reg = <0x10>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + channel@1 { > + reg = <0x1>; > + shunt-resistor-micro-ohms = <10000>; > + label = "VDD3V3"; > + }; > + > + channel@2 { > + reg = <0x2>; > + shunt-resistor-micro-ohms = <10000>; > + label = "DCDC4"; > + }; > + > + channel@3 { > + reg = <0x3>; > + shunt-resistor-micro-ohms = <10000>; > + label = "VDDCORE"; > + }; > + > + channel@4 { > + reg = <0x4>; > + shunt-resistor-micro-ohms = <10000>; > + label = "VDDIODDR"; > + }; > + }; > +}; > + > +&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>; > + }; > + > + pinctrl_flx7_default: flx7-default { > + atmel,pins = > + <AT91_PIOC 0 AT91_PERIPH_C > AT91_PINCTRL_PULL_UP>, > + <AT91_PIOC 1 AT91_PERIPH_C > 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"; > +}; > -- > 2.25.1 >
