Add device tree file for sam9x75 curiosity board.
Signed-off-by: Varshini Rajendran <varshini.rajendran@microchip.com>
---
Changes in v7:
- Added child nodes to the tcb node.
- Moved poweroff node to maintain alphabetic order.
---
arch/arm/boot/dts/microchip/Makefile | 3 +
.../dts/microchip/at91-sam9x75_curiosity.dts | 324 ++++++++++++++++++
2 files changed, 327 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 0c45c8d17468..470fe46433a9 100644
--- a/arch/arm/boot/dts/microchip/Makefile
+++ b/arch/arm/boot/dts/microchip/Makefile
@@ -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 \
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..1119f5d60d89
--- /dev/null
+++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts
@@ -0,0 +1,324 @@
+// 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;
+ };
+ };
+
+ leds {
+ 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 */
+ };
+ };
+
+ leds {
+ 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
On 9/3/24 12:14 PM, Varshini Rajendran wrote: > Add device tree file for sam9x75 curiosity board. > > Signed-off-by: Varshini Rajendran <varshini.rajendran@microchip.com> > --- > Changes in v7: > > - Added child nodes to the tcb node. > - Moved poweroff node to maintain alphabetic order. > --- Thanks Varshini. Reviewed-by: Hari Prasath Gujulan Elango <hari.prasathge@microchip.com> > arch/arm/boot/dts/microchip/Makefile | 3 + > .../dts/microchip/at91-sam9x75_curiosity.dts | 324 ++++++++++++++++++ > 2 files changed, 327 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 0c45c8d17468..470fe46433a9 100644 > --- a/arch/arm/boot/dts/microchip/Makefile > +++ b/arch/arm/boot/dts/microchip/Makefile > @@ -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 \ > 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..1119f5d60d89 > --- /dev/null > +++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > @@ -0,0 +1,324 @@ > +// 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; > + }; > + }; > + > + leds { > + 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 */ > + }; > + }; > + > + leds { > + 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"; > +};
On 03.09.2024 09:44, Varshini Rajendran wrote: > Add device tree file for sam9x75 curiosity board. > > Signed-off-by: Varshini Rajendran <varshini.rajendran@microchip.com> Reviewed-by: Claudiu Beznea <claudiu.beznea@tuxon.dev> > --- > Changes in v7: > > - Added child nodes to the tcb node. > - Moved poweroff node to maintain alphabetic order. > --- > arch/arm/boot/dts/microchip/Makefile | 3 + > .../dts/microchip/at91-sam9x75_curiosity.dts | 324 ++++++++++++++++++ > 2 files changed, 327 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 0c45c8d17468..470fe46433a9 100644 > --- a/arch/arm/boot/dts/microchip/Makefile > +++ b/arch/arm/boot/dts/microchip/Makefile > @@ -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 \ > 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..1119f5d60d89 > --- /dev/null > +++ b/arch/arm/boot/dts/microchip/at91-sam9x75_curiosity.dts > @@ -0,0 +1,324 @@ > +// 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; > + }; > + }; > + > + leds { > + 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 */ > + }; > + }; > + > + leds { > + 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"; > +};
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