| Message ID | 20230728103114.267845-1-varshini.rajendran@microchip.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [v3,01/50] dt-bindings: microchip: atmel,at91rm9200-tcb: add sam9x60, sam9x7 compatible | expand |
On 28/07/2023 12:31, Varshini Rajendran wrote: > Add device tree file for sam9x75 curiosity board. > > Signed-off-by: Varshini Rajendran <varshini.rajendran@microchip.com> > --- > arch/arm/boot/dts/microchip/Makefile | 5 + > .../dts/microchip/at91-sam9x75_curiosity.dts | 311 ++++++++++++++++++ > 2 files changed, 316 insertions(+) > create mode 100644 arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > > diff --git a/arch/arm/boot/dts/microchip/Makefile b/arch/arm/boot/dts/microchip/Makefile > index 0f5193d05a31..f3d604c30325 100644 > --- a/arch/arm/boot/dts/microchip/Makefile > +++ b/arch/arm/boot/dts/microchip/Makefile > @@ -10,6 +10,7 @@ DTC_FLAGS_at91-sama5d3_eds := -@ > DTC_FLAGS_at91-sama5d3_xplained := -@ > DTC_FLAGS_at91-sama5d4_xplained := -@ > DTC_FLAGS_at91-sama7g5ek := -@ > +DTC_FLAGS_at91-sam9x75_curiosity := -@ > dtb-$(CONFIG_SOC_AT91RM9200) += \ > at91rm9200ek.dtb \ > mpa1600.dtb > @@ -61,6 +62,10 @@ dtb-$(CONFIG_SOC_SAM9X60) += \ > at91-sam9x60_curiosity.dtb \ > at91-sam9x60ek.dtb > # Enables support for device-tree overlays > +DTC_FLAGS_at91-sam9x75_curiosity := -@ > +dtb-$(CONFIG_SOC_SAM9X7) += \ > + at91-sam9x75_curiosity.dtb > +# Enables support for device-tree overlays > DTC_FLAGS_at91-sama5d27_som1_ek := -@ > DTC_FLAGS_at91-sama5d27_wlsom1_ek := -@ > DTC_FLAGS_at91-sama5d2_icp := -@ > diff --git a/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > new file mode 100644 > index 000000000000..a9ecb02a9f3c > --- /dev/null > +++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > @@ -0,0 +1,311 @@ > +// 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; > + i2c1 = &i2c7; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + clocks { > + clock-slowxtal { You should override/extend nodes by label/phandle. Doing by full node path is error prone and make it more difficult to make changes to DTSI later. > + clock-frequency = <32768>; > + }; > + > + clock-mainxtal { > + clock-frequency = <24000000>; > + }; > + }; > + > + 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_PROG1>; > + wakeup-source; > + }; > + }; > + > + leds { > + compatible = "gpio-leds"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_led_gpio_default>; > + > + led-0 { > + label = "red"; Use function and color instead. > + gpios = <&pioC 19 GPIO_ACTIVE_HIGH>; > + }; > + > + led-1 { > + label = "green"; Use function and color instead. > + gpios = <&pioC 21 GPIO_ACTIVE_HIGH>; > + }; > + > + led-2 { > + label = "blue"; Use function and color instead. > + gpios = <&pioC 20 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "heartbeat"; > + }; > + }; > + > + memory@20000000 { > + device_type = "memory"; > + reg = <0x20000000 0x10000000>; > + }; > +}; > + > +&dbgu { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_dbgu>; > + status = "okay"; > +}; > + > +&dma0 { > + status = "okay"; > +}; > + > +&ehci0 { > + status = "okay"; > +}; > + > +&flx6 { > + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; > + status = "okay"; > + > + i2c6 { This is just broken. Not tested, either. > + #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"; > + Best regards, Krzysztof
On 28.07.2023 13:31, Varshini Rajendran wrote: > Add device tree file for sam9x75 curiosity board. > > Signed-off-by: Varshini Rajendran <varshini.rajendran@microchip.com> > --- > arch/arm/boot/dts/microchip/Makefile | 5 + > .../dts/microchip/at91-sam9x75_curiosity.dts | 311 ++++++++++++++++++ > 2 files changed, 316 insertions(+) > create mode 100644 arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > > diff --git a/arch/arm/boot/dts/microchip/Makefile b/arch/arm/boot/dts/microchip/Makefile > index 0f5193d05a31..f3d604c30325 100644 > --- a/arch/arm/boot/dts/microchip/Makefile > +++ b/arch/arm/boot/dts/microchip/Makefile > @@ -10,6 +10,7 @@ DTC_FLAGS_at91-sama5d3_eds := -@ > DTC_FLAGS_at91-sama5d3_xplained := -@ > DTC_FLAGS_at91-sama5d4_xplained := -@ > DTC_FLAGS_at91-sama7g5ek := -@ > +DTC_FLAGS_at91-sam9x75_curiosity := -@ > dtb-$(CONFIG_SOC_AT91RM9200) += \ > at91rm9200ek.dtb \ > mpa1600.dtb > @@ -61,6 +62,10 @@ dtb-$(CONFIG_SOC_SAM9X60) += \ > at91-sam9x60_curiosity.dtb \ > at91-sam9x60ek.dtb > # Enables support for device-tree overlays > +DTC_FLAGS_at91-sam9x75_curiosity := -@ > +dtb-$(CONFIG_SOC_SAM9X7) += \ > + at91-sam9x75_curiosity.dtb > +# Enables support for device-tree overlays > DTC_FLAGS_at91-sama5d27_som1_ek := -@ > DTC_FLAGS_at91-sama5d27_wlsom1_ek := -@ > DTC_FLAGS_at91-sama5d2_icp := -@ > diff --git a/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > new file mode 100644 > index 000000000000..a9ecb02a9f3c > --- /dev/null > +++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > @@ -0,0 +1,311 @@ > +// 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; > + i2c1 = &i2c7; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + clocks { > + clock-slowxtal { > + clock-frequency = <32768>; > + }; > + > + clock-mainxtal { > + clock-frequency = <24000000>; > + }; > + }; > + > + 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_PROG1>; > + wakeup-source; > + }; > + }; > + > + leds { > + compatible = "gpio-leds"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_led_gpio_default>; > + > + led-0 { > + label = "red"; > + gpios = <&pioC 19 GPIO_ACTIVE_HIGH>; > + }; > + > + led-1 { > + label = "green"; > + gpios = <&pioC 21 GPIO_ACTIVE_HIGH>; > + }; > + > + led-2 { > + label = "blue"; > + gpios = <&pioC 20 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "heartbeat"; > + }; > + }; > + > + memory@20000000 { > + device_type = "memory"; > + reg = <0x20000000 0x10000000>; > + }; > +}; > + > +&dbgu { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_dbgu>; > + status = "okay"; > +}; > + > +&dma0 { > + status = "okay"; > +}; > + > +&ehci0 { > + 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 = <3000000>; > + regulator-max-microvolt = <3600000>; Please double check board + SoC supports this range of voltage. Same for the other regulator entries. > + 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 = <1283000>; > + regulator-max-microvolt = <1450000>; > + 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 = <500000>; > + regulator-max-microvolt = <1210000>; > + 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>; > + }; > + }; > + > + vddcpu: VDD-OTHER { > + regulator-name = "VDD_OTHER"; > + regulator-min-microvolt = <1700000>; > + regulator-max-microvolt = <3600000>; > + 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 = <1200000>; > + regulator-max-microvolt = <3700000>; > + regulator-always-on; > + > + regulator-state-standby { > + regulator-on-in-suspend; > + }; > + }; > + > + vldo2: LDO2 { > + regulator-name = "LDO2"; > + regulator-min-microvolt = <1200000>; > + regulator-max-microvolt = <3700000>; > + > + regulator-state-standby { > + regulator-on-in-suspend; > + }; > + }; > + }; > + }; > + }; > +}; > + > +&ohci0 { > + num-ports = <3>; > + atmel,vbus-gpio = <0 > + &pioC 27 GPIO_ACTIVE_HIGH > + &pioB 18 GPIO_ACTIVE_HIGH>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usb_default>; > + status = "okay"; > +}; > + > +&pinctrl { > + > + dbgu { > + pinctrl_dbgu: dbgu-0 { > + 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-twi { > + 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>; > + }; > + }; > + > + leds { > + pinctrl_led_gpio_default: led-gpio-default { > + atmel,pins = <AT91_PIOC 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOC 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOC 20 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + }; > + > + ohci0 { > + pinctrl_usb_default: usb-default { > + atmel,pins = <AT91_PIOC 27 AT91_PERIPH_GPIO AT91_PINCTRL_NONE > + AT91_PIOB 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + }; > + > + sdmmc0 { > + pinctrl_sdmmc0_default: sdmmc0 { > + atmel,pins = > + <AT91_PIOA 2 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA2 CK periph A with pullup */ > + AT91_PIOA 1 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA1 CMD periph A with pullup */ > + AT91_PIOA 0 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA0 DAT0 periph A */ > + AT91_PIOA 3 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA3 DAT1 periph A with pullup */ > + AT91_PIOA 4 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA4 DAT2 periph A with pullup */ > + AT91_PIOA 5 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS)>; /* PA5 DAT3 periph A with pullup */ > + }; > + }; > + > + usb0 { > + pinctrl_usba_vbus: usba-vbus { > + atmel,pins = <AT91_PIOC 8 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; > + }; > + }; > +}; /* pinctrl */ > + > +&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"; > +}; > + > +&power_management { Make sure this entry is in dtsi. I know this is shdwc usually. I don't have the dtsi at hand (your threading is broken). > + debounce-delay-us = <976>; > + status = "okay"; > + > + input@0 { > + reg = <0>; > + }; > +}; > + > +&trng { > + status = "okay"; > +}; > + > +&usb0 { > + atmel,vbus-gpio = <&pioC 8 GPIO_ACTIVE_HIGH>; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_usba_vbus>; > + status = "okay"; > +}; > + > +&watchdog { > + status = "okay"; > +};
On 28.07.2023 13:31, Varshini Rajendran wrote: > Add device tree file for sam9x75 curiosity board. > > Signed-off-by: Varshini Rajendran <varshini.rajendran@microchip.com> > --- > arch/arm/boot/dts/microchip/Makefile | 5 + > .../dts/microchip/at91-sam9x75_curiosity.dts | 311 ++++++++++++++++++ > 2 files changed, 316 insertions(+) > create mode 100644 arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > > diff --git a/arch/arm/boot/dts/microchip/Makefile b/arch/arm/boot/dts/microchip/Makefile > index 0f5193d05a31..f3d604c30325 100644 > --- a/arch/arm/boot/dts/microchip/Makefile > +++ b/arch/arm/boot/dts/microchip/Makefile > @@ -10,6 +10,7 @@ DTC_FLAGS_at91-sama5d3_eds := -@ > DTC_FLAGS_at91-sama5d3_xplained := -@ > DTC_FLAGS_at91-sama5d4_xplained := -@ > DTC_FLAGS_at91-sama7g5ek := -@ > +DTC_FLAGS_at91-sam9x75_curiosity := -@ > dtb-$(CONFIG_SOC_AT91RM9200) += \ > at91rm9200ek.dtb \ > mpa1600.dtb > @@ -61,6 +62,10 @@ dtb-$(CONFIG_SOC_SAM9X60) += \ > at91-sam9x60_curiosity.dtb \ > at91-sam9x60ek.dtb > # Enables support for device-tree overlays > +DTC_FLAGS_at91-sam9x75_curiosity := -@ > +dtb-$(CONFIG_SOC_SAM9X7) += \ > + at91-sam9x75_curiosity.dtb > +# Enables support for device-tree overlays > DTC_FLAGS_at91-sama5d27_som1_ek := -@ > DTC_FLAGS_at91-sama5d27_wlsom1_ek := -@ > DTC_FLAGS_at91-sama5d2_icp := -@ > diff --git a/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > new file mode 100644 > index 000000000000..a9ecb02a9f3c > --- /dev/null > +++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > @@ -0,0 +1,311 @@ > +// 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; > + i2c1 = &i2c7; > + }; > + > + chosen { > + stdout-path = "serial0:115200n8"; > + }; > + > + clocks { > + clock-slowxtal { > + clock-frequency = <32768>; > + }; > + > + clock-mainxtal { > + clock-frequency = <24000000>; > + }; > + }; > + > + 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_PROG1>; > + wakeup-source; > + }; > + }; > + > + leds { > + compatible = "gpio-leds"; > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_led_gpio_default>; > + > + led-0 { > + label = "red"; > + gpios = <&pioC 19 GPIO_ACTIVE_HIGH>; > + }; > + > + led-1 { > + label = "green"; > + gpios = <&pioC 21 GPIO_ACTIVE_HIGH>; > + }; > + > + led-2 { > + label = "blue"; > + gpios = <&pioC 20 GPIO_ACTIVE_HIGH>; > + linux,default-trigger = "heartbeat"; > + }; > + }; > + > + memory@20000000 { > + device_type = "memory"; > + reg = <0x20000000 0x10000000>; > + }; > +}; > + > +&dbgu { > + pinctrl-names = "default"; > + pinctrl-0 = <&pinctrl_dbgu>; > + status = "okay"; > +}; > + > +&dma0 { > + status = "okay"; > +}; > + > +&ehci0 { > + 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 { Mihai reported that having '-' in node name for this PMIC driver leads to failures on probe. Can you also check on your side? > + regulator-name = "VDD_IO"; > + regulator-min-microvolt = <3000000>;
diff --git a/arch/arm/boot/dts/microchip/Makefile b/arch/arm/boot/dts/microchip/Makefile index 0f5193d05a31..f3d604c30325 100644 --- a/arch/arm/boot/dts/microchip/Makefile +++ b/arch/arm/boot/dts/microchip/Makefile @@ -10,6 +10,7 @@ DTC_FLAGS_at91-sama5d3_eds := -@ DTC_FLAGS_at91-sama5d3_xplained := -@ DTC_FLAGS_at91-sama5d4_xplained := -@ DTC_FLAGS_at91-sama7g5ek := -@ +DTC_FLAGS_at91-sam9x75_curiosity := -@ dtb-$(CONFIG_SOC_AT91RM9200) += \ at91rm9200ek.dtb \ mpa1600.dtb @@ -61,6 +62,10 @@ dtb-$(CONFIG_SOC_SAM9X60) += \ at91-sam9x60_curiosity.dtb \ at91-sam9x60ek.dtb # Enables support for device-tree overlays +DTC_FLAGS_at91-sam9x75_curiosity := -@ +dtb-$(CONFIG_SOC_SAM9X7) += \ + at91-sam9x75_curiosity.dtb +# Enables support for device-tree overlays DTC_FLAGS_at91-sama5d27_som1_ek := -@ DTC_FLAGS_at91-sama5d27_wlsom1_ek := -@ DTC_FLAGS_at91-sama5d2_icp := -@ diff --git a/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts new file mode 100644 index 000000000000..a9ecb02a9f3c --- /dev/null +++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts @@ -0,0 +1,311 @@ +// 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; + i2c1 = &i2c7; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + clocks { + clock-slowxtal { + clock-frequency = <32768>; + }; + + clock-mainxtal { + clock-frequency = <24000000>; + }; + }; + + 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_PROG1>; + wakeup-source; + }; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_led_gpio_default>; + + led-0 { + label = "red"; + gpios = <&pioC 19 GPIO_ACTIVE_HIGH>; + }; + + led-1 { + label = "green"; + gpios = <&pioC 21 GPIO_ACTIVE_HIGH>; + }; + + led-2 { + label = "blue"; + gpios = <&pioC 20 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "heartbeat"; + }; + }; + + memory@20000000 { + device_type = "memory"; + reg = <0x20000000 0x10000000>; + }; +}; + +&dbgu { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_dbgu>; + status = "okay"; +}; + +&dma0 { + status = "okay"; +}; + +&ehci0 { + 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 = <3000000>; + regulator-max-microvolt = <3600000>; + 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 = <1283000>; + regulator-max-microvolt = <1450000>; + 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 = <500000>; + regulator-max-microvolt = <1210000>; + 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>; + }; + }; + + vddcpu: VDD-OTHER { + regulator-name = "VDD_OTHER"; + regulator-min-microvolt = <1700000>; + regulator-max-microvolt = <3600000>; + 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 = <1200000>; + regulator-max-microvolt = <3700000>; + regulator-always-on; + + regulator-state-standby { + regulator-on-in-suspend; + }; + }; + + vldo2: LDO2 { + regulator-name = "LDO2"; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <3700000>; + + regulator-state-standby { + regulator-on-in-suspend; + }; + }; + }; + }; + }; +}; + +&ohci0 { + num-ports = <3>; + atmel,vbus-gpio = <0 + &pioC 27 GPIO_ACTIVE_HIGH + &pioB 18 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usb_default>; + status = "okay"; +}; + +&pinctrl { + + dbgu { + pinctrl_dbgu: dbgu-0 { + 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-twi { + 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>; + }; + }; + + leds { + pinctrl_led_gpio_default: led-gpio-default { + atmel,pins = <AT91_PIOC 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOC 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOC 20 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + }; + + ohci0 { + pinctrl_usb_default: usb-default { + atmel,pins = <AT91_PIOC 27 AT91_PERIPH_GPIO AT91_PINCTRL_NONE + AT91_PIOB 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + }; + + sdmmc0 { + pinctrl_sdmmc0_default: sdmmc0 { + atmel,pins = + <AT91_PIOA 2 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA2 CK periph A with pullup */ + AT91_PIOA 1 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA1 CMD periph A with pullup */ + AT91_PIOA 0 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA0 DAT0 periph A */ + AT91_PIOA 3 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA3 DAT1 periph A with pullup */ + AT91_PIOA 4 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS) /* PA4 DAT2 periph A with pullup */ + AT91_PIOA 5 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI | AT91_PINCTRL_SLEWRATE_DIS)>; /* PA5 DAT3 periph A with pullup */ + }; + }; + + usb0 { + pinctrl_usba_vbus: usba-vbus { + atmel,pins = <AT91_PIOC 8 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>; + }; + }; +}; /* pinctrl */ + +&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"; +}; + +&power_management { + debounce-delay-us = <976>; + status = "okay"; + + input@0 { + reg = <0>; + }; +}; + +&trng { + status = "okay"; +}; + +&usb0 { + atmel,vbus-gpio = <&pioC 8 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usba_vbus>; + status = "okay"; +}; + +&watchdog { + status = "okay"; +};
Add device tree file for sam9x75 curiosity board. Signed-off-by: Varshini Rajendran <varshini.rajendran@microchip.com> --- arch/arm/boot/dts/microchip/Makefile | 5 + .../dts/microchip/at91-sam9x75_curiosity.dts | 311 ++++++++++++++++++ 2 files changed, 316 insertions(+) create mode 100644 arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts