Add device tree file for sam9x60 curiosity board.
Signed-off-by: Durai Manickam KR <durai.manickamkr@microchip.com>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/at91-sam9x60_curiosity.dts | 501 +++++++++++++++++++
2 files changed, 502 insertions(+)
create mode 100644 arch/arm/boot/dts/at91-sam9x60_curiosity.dts
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 6aa7dc4db2fc..da20980384c4 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -51,6 +51,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
at91sam9x25ek.dtb \
at91sam9x35ek.dtb
dtb-$(CONFIG_SOC_SAM9X60) += \
+ at91-sam9x60_curiosity.dtb \
at91-sam9x60ek.dtb
dtb-$(CONFIG_SOC_SAM_V7) += \
at91-kizbox2-2.dtb \
diff --git a/arch/arm/boot/dts/at91-sam9x60_curiosity.dts b/arch/arm/boot/dts/at91-sam9x60_curiosity.dts
new file mode 100644
index 000000000000..6f0a6d9841fc
--- /dev/null
+++ b/arch/arm/boot/dts/at91-sam9x60_curiosity.dts
@@ -0,0 +1,501 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * at91-sam9x60_curiosity.dts - Device Tree file for Microchip SAM9X60 Curiosity board
+ *
+ * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
+ *
+ * Author: Durai Manickam KR <durai.manickamkr@microchip.com>
+ */
+/dts-v1/;
+#include "sam9x60.dtsi"
+#include <dt-bindings/input/input.h>
+
+/ {
+ model = "Microchip SAM9X60 Curiosity";
+ compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9";
+
+ aliases {
+ i2c0 = &i2c0;
+ i2c1 = &i2c6;
+ serial2 = &uart7;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@20000000 {
+ reg = <0x20000000 0x8000000>;
+ };
+
+ clocks {
+ slow_xtal {
+ clock-frequency = <32768>;
+ };
+
+ main_xtal {
+ clock-frequency = <24000000>;
+ };
+ };
+
+ gpio-keys {
+ compatible = "gpio-keys";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_key_gpio_default>;
+
+ button-user {
+ label = "PB_USER";
+ gpios = <&pioA 29 GPIO_ACTIVE_LOW>;
+ linux,code = <KEY_PROG1>;
+ wakeup-source;
+ };
+ };
+
+ leds {
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_gpio_leds>;
+
+ led-red {
+ label = "red";
+ gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
+ };
+
+ led-green {
+ label = "green";
+ gpios = <&pioD 19 GPIO_ACTIVE_HIGH>;
+ };
+
+ led-blue {
+ label = "blue";
+ gpios = <&pioD 21 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "heartbeat";
+ };
+ };
+
+
+ vdd_1v8: regulator-0 {
+ compatible = "regulator-fixed";
+ regulator-always-on;
+ regulator-max-microvolt = <1800000>;
+ regulator-min-microvolt = <1800000>;
+ regulator-name = "VDD_1V8";
+ };
+
+ vdd_1v15: regulator-1 {
+ compatible = "regulator-fixed";
+ regulator-always-on;
+ regulator-max-microvolt = <1150000>;
+ regulator-min-microvolt = <1150000>;
+ regulator-name = "VDD_1V15";
+ };
+
+ vdd1_3v3: regulator-2 {
+ compatible = "regulator-fixed";
+ regulator-always-on;
+ regulator-max-microvolt = <3300000>;
+ regulator-min-microvolt = <3300000>;
+ regulator-name = "VDD1_3V3";
+ };
+};
+
+&adc {
+ vddana-supply = <&vdd1_3v3>;
+ vref-supply = <&vdd1_3v3>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
+ status = "okay";
+};
+
+&can0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_can0_rx_tx>;
+ status = "disabled"; /* Conflict with dbgu. */
+};
+
+&can1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_can1_rx_tx>;
+ status = "okay";
+};
+
+&dbgu {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_dbgu>;
+ status = "okay"; /* Conflict with can0. */
+};
+
+&ebi {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_lsb>;
+ status = "okay";
+
+ nand_controller: nand-controller {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>;
+ status = "okay";
+
+ nand@3 {
+ reg = <0x3 0x0 0x800000>;
+ rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ nand-ecc-strength = <8>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+ label = "atmel_nand";
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ at91bootstrap@0 {
+ label = "at91bootstrap";
+ reg = <0x0 0x40000>;
+ };
+
+ uboot@40000 {
+ label = "u-boot";
+ reg = <0x40000 0xc0000>;
+ };
+
+ ubootenvred@100000 {
+ label = "U-Boot Env Redundant";
+ reg = <0x100000 0x40000>;
+ };
+
+ ubootenv@140000 {
+ label = "U-Boot Env";
+ reg = <0x140000 0x40000>;
+ };
+
+ dtb@180000 {
+ label = "device tree";
+ reg = <0x180000 0x80000>;
+ };
+
+ kernel@200000 {
+ label = "kernel";
+ reg = <0x200000 0x600000>;
+ };
+
+ rootfs@800000 {
+ label = "rootfs";
+ reg = <0x800000 0x1f800000>;
+ };
+ };
+ };
+ };
+};
+
+&flx0 {
+ atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
+ status = "okay";
+
+ i2c0: i2c@600 {
+ dmas = <0>, <0>;
+ pinctrl-names = "default";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-0 = <&pinctrl_flx0_default>;
+ i2c-analog-filter;
+ i2c-digital-filter;
+ i2c-digital-filter-width-ns = <35>;
+ status = "okay";
+
+ eeprom@53 {
+ compatible = "atmel,24c02";
+ reg = <0x53>;
+ pagesize = <16>;
+ };
+ };
+};
+
+&flx6 {
+ atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
+ status = "okay";
+
+ i2c6: i2c@600 {
+ dmas = <0>, <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flx6_default>;
+ i2c-analog-filter;
+ i2c-digital-filter;
+ i2c-digital-filter-width-ns = <35>;
+ status = "disabled";
+ };
+};
+
+&flx7 {
+ atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
+ status = "okay";
+
+ uart7: serial@200 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_flx7_default>;
+ status = "okay";
+ };
+};
+
+&macb0 {
+ phy-mode = "rmii";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_macb0_rmii>;
+ status = "okay";
+
+ ethernet-phy@0 {
+ reg = <0x0>;
+ };
+};
+
+&pinctrl {
+ adc {
+ pinctrl_adc_default: adc-default {
+ atmel,pins = <AT91_PIOB 14 AT91_PERIPH_A AT91_PINCTRL_NONE>;
+ };
+
+ pinctrl_adtrg_default: adtrg-default {
+ atmel,pins = <AT91_PIOB 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
+ };
+ };
+
+ can0 {
+ pinctrl_can0_rx_tx: can0-rx-tx {
+ atmel,pins =
+ <AT91_PIOA 9 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX0 */
+ AT91_PIOA 10 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX0 */
+ AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */
+ };
+ };
+
+ can1 {
+ pinctrl_can1_rx_tx: can1-rx-tx {
+ atmel,pins =
+ <AT91_PIOA 6 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX1 */
+ AT91_PIOA 5 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX1 */
+ AT91_PIOB 17 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */
+ };
+ };
+
+ dbgu {
+ pinctrl_dbgu: dbgu-0 {
+ atmel,pins = <AT91_PIOA 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ AT91_PIOA 10 AT91_PERIPH_A AT91_PINCTRL_NONE>;
+ };
+ };
+
+ ebi {
+ pinctrl_ebi_data_lsb: ebi-data-lsb {
+ atmel,pins =
+ <AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
+ };
+
+ pinctrl_ebi_addr_nand: ebi-addr-nand {
+ atmel,pins =
+ <AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
+ };
+ };
+
+ flexcom {
+ pinctrl_flx0_default: flx0-twi {
+ atmel,pins =
+ <AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ };
+
+ pinctrl_flx6_default: flx6-twi {
+ atmel,pins =
+ <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ };
+
+ pinctrl_flx7_default: flx7-usart {
+ atmel,pins =
+ <AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_NONE
+ AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_NONE>;
+ };
+ };
+
+ gpio-keys {
+ pinctrl_key_gpio_default: pinctrl-key-gpio {
+ atmel,pins = <AT91_PIOA 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
+
+ leds {
+ pinctrl_gpio_leds: gpio-leds {
+ atmel,pins = <AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOD 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOD 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
+
+ macb0 {
+ pinctrl_macb0_rmii: macb0-rmii-0 {
+ atmel,pins =
+ <AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB0 periph A */
+ AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB1 periph A */
+ AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB2 periph A */
+ AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB3 periph A */
+ AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB4 periph A */
+ AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB5 periph A */
+ AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB6 periph A */
+ AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB7 periph A */
+ AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB9 periph A */
+ AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* PB10 periph A */
+ };
+ };
+
+ nand {
+ pinctrl_nand_oe_we: nand-oe-we-0 {
+ atmel,pins =
+ <AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
+ };
+
+ pinctrl_nand_rb: nand-rb-0 {
+ atmel,pins =
+ <AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
+ };
+
+ pinctrl_nand_cs: nand-cs-0 {
+ atmel,pins =
+ <AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
+ };
+ };
+
+ pwm0 {
+ pinctrl_pwm0_0: pwm0-0 {
+ atmel,pins = <AT91_PIOB 12 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+ };
+
+ pinctrl_pwm0_1: pwm0-1 {
+ atmel,pins = <AT91_PIOB 13 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+ };
+
+ pinctrl_pwm0_2: pwm0-2 {
+ atmel,pins = <AT91_PIOD 16 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+ };
+ };
+
+ sdmmc0 {
+ pinctrl_sdmmc0_default: sdmmc0 {
+ atmel,pins =
+ <AT91_PIOA 17 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA17 CK periph A with pullup */
+ AT91_PIOA 16 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA16 CMD periph A with pullup */
+ AT91_PIOA 15 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA15 DAT0 periph A */
+ AT91_PIOA 18 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA18 DAT1 periph A with pullup */
+ AT91_PIOA 19 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA19 DAT2 periph A with pullup */
+ AT91_PIOA 20 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA20 DAT3 periph A with pullup */
+ };
+ pinctrl_sdmmc0_cd: sdmmc0-cd {
+ atmel,pins =
+ <AT91_PIOA 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
+
+ sdmmc1 {
+ pinctrl_sdmmc1_default: sdmmc1 {
+ atmel,pins =
+ <AT91_PIOA 13 AT91_PERIPH_B (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA13 CK periph B */
+ AT91_PIOA 12 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA12 CMD periph B with pullup */
+ AT91_PIOA 11 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA11 DAT0 periph B with pullup */
+ AT91_PIOA 2 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA2 DAT1 periph B with pullup */
+ AT91_PIOA 3 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA3 DAT2 periph B with pullup */
+ AT91_PIOA 4 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA4 DAT3 periph B with pullup */
+ };
+ };
+
+ usb0 {
+ pinctrl_usba_vbus: usba-vbus {
+ atmel,pins = <AT91_PIOA 27 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
+
+ usb1 {
+ pinctrl_usb_default: usb-default {
+ atmel,pins = <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+ AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+ };
+ };
+}; /* pinctrl */
+
+&pwm0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_pwm0_0 &pinctrl_pwm0_1 &pinctrl_pwm0_2>;
+ status = "okay";
+};
+
+&sdmmc0 {
+ bus-width = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sdmmc0_default &pinctrl_sdmmc0_cd>;
+ cd-gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
+ disable-wp;
+ status = "okay";
+};
+
+&sdmmc1 {
+ bus-width = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sdmmc1_default>;
+ status = "disabled";
+};
+
+&shutdown_controller {
+ 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>;
+ };
+};
+
+&usb0 {
+ atmel,vbus-gpio = <&pioA 27 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usba_vbus>;
+ status = "okay";
+};
+
+&usb1 {
+ num-ports = <3>;
+ atmel,vbus-gpio = <0
+ &pioD 18 GPIO_ACTIVE_HIGH
+ &pioD 15 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usb_default>;
+ status = "okay";
+};
+
+&usb2 {
+ status = "okay";
+};
+
+&watchdog {
+ status = "okay";
+};
--
2.25.1On 03.02.2023 05:48, Durai Manickam KR wrote:
> Add device tree file for sam9x60 curiosity board.
>
> Signed-off-by: Durai Manickam KR <durai.manickamkr@microchip.com>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/at91-sam9x60_curiosity.dts | 501 +++++++++++++++++++
> 2 files changed, 502 insertions(+)
> create mode 100644 arch/arm/boot/dts/at91-sam9x60_curiosity.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 6aa7dc4db2fc..da20980384c4 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -51,6 +51,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
> at91sam9x25ek.dtb \
> at91sam9x35ek.dtb
> dtb-$(CONFIG_SOC_SAM9X60) += \
> + at91-sam9x60_curiosity.dtb \
> at91-sam9x60ek.dtb
> dtb-$(CONFIG_SOC_SAM_V7) += \
> at91-kizbox2-2.dtb \
> diff --git a/arch/arm/boot/dts/at91-sam9x60_curiosity.dts b/arch/arm/boot/dts/at91-sam9x60_curiosity.dts
> new file mode 100644
> index 000000000000..6f0a6d9841fc
> --- /dev/null
> +++ b/arch/arm/boot/dts/at91-sam9x60_curiosity.dts
> @@ -0,0 +1,501 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * at91-sam9x60_curiosity.dts - Device Tree file for Microchip SAM9X60 Curiosity board
> + *
> + * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
> + *
> + * Author: Durai Manickam KR <durai.manickamkr@microchip.com>
> + */
> +/dts-v1/;
> +#include "sam9x60.dtsi"
> +#include <dt-bindings/input/input.h>
> +
> +/ {
> + model = "Microchip SAM9X60 Curiosity";
> + compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9";
> +
> + aliases {
> + i2c0 = &i2c0;
> + i2c1 = &i2c6;
> + serial2 = &uart7;
> + };
> +
> + chosen {
> + stdout-path = "serial0:115200n8";
> + };
> +
> + memory@20000000 {
> + reg = <0x20000000 0x8000000>;
> + };
> +
> + clocks {
> + slow_xtal {
> + clock-frequency = <32768>;
> + };
> +
> + main_xtal {
> + clock-frequency = <24000000>;
> + };
> + };
> +
> + gpio-keys {
> + compatible = "gpio-keys";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_key_gpio_default>;
> +
> + button-user {
> + label = "PB_USER";
> + gpios = <&pioA 29 GPIO_ACTIVE_LOW>;
> + linux,code = <KEY_PROG1>;
> + wakeup-source;
> + };
> + };
> +
> + leds {
> + compatible = "gpio-leds";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_gpio_leds>;
> +
> + led-red {
> + label = "red";
> + gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
> + };
> +
> + led-green {
> + label = "green";
> + gpios = <&pioD 19 GPIO_ACTIVE_HIGH>;
> + };
> +
> + led-blue {
> + label = "blue";
> + gpios = <&pioD 21 GPIO_ACTIVE_HIGH>;
> + linux,default-trigger = "heartbeat";
> + };
> + };
> +
> +
> + vdd_1v8: regulator-0 {
> + compatible = "regulator-fixed";
> + regulator-always-on;
> + regulator-max-microvolt = <1800000>;
> + regulator-min-microvolt = <1800000>;
> + regulator-name = "VDD_1V8";
> + };
> +
> + vdd_1v15: regulator-1 {
> + compatible = "regulator-fixed";
> + regulator-always-on;
> + regulator-max-microvolt = <1150000>;
> + regulator-min-microvolt = <1150000>;
> + regulator-name = "VDD_1V15";
> + };
> +
> + vdd1_3v3: regulator-2 {
> + compatible = "regulator-fixed";
> + regulator-always-on;
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <3300000>;
> + regulator-name = "VDD1_3V3";
> + };
> +};
> +
> +&adc {
> + vddana-supply = <&vdd1_3v3>;
> + vref-supply = <&vdd1_3v3>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
> + status = "okay";
> +};
> +
> +&can0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_can0_rx_tx>;
> + status = "disabled"; /* Conflict with dbgu. */
> +};
> +
> +&can1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_can1_rx_tx>;
> + status = "okay";
> +};
> +
> +&dbgu {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_dbgu>;
> + status = "okay"; /* Conflict with can0. */
> +};
> +
> +&ebi {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_lsb>;
> + status = "okay";
> +
> + nand_controller: nand-controller {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>;
> + status = "okay";
> +
> + nand@3 {
> + reg = <0x3 0x0 0x800000>;
> + rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
> + cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
> + nand-bus-width = <8>;
> + nand-ecc-mode = "hw";
> + nand-ecc-strength = <8>;
> + nand-ecc-step-size = <512>;
> + nand-on-flash-bbt;
> + label = "atmel_nand";
> +
> + partitions {
> + compatible = "fixed-partitions";
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + at91bootstrap@0 {
> + label = "at91bootstrap";
> + reg = <0x0 0x40000>;
> + };
> +
> + uboot@40000 {
> + label = "u-boot";
> + reg = <0x40000 0xc0000>;
> + };
> +
> + ubootenvred@100000 {
> + label = "U-Boot Env Redundant";
> + reg = <0x100000 0x40000>;
> + };
> +
> + ubootenv@140000 {
> + label = "U-Boot Env";
> + reg = <0x140000 0x40000>;
> + };
> +
> + dtb@180000 {
> + label = "device tree";
> + reg = <0x180000 0x80000>;
> + };
> +
> + kernel@200000 {
> + label = "kernel";
> + reg = <0x200000 0x600000>;
> + };
> +
> + rootfs@800000 {
> + label = "rootfs";
> + reg = <0x800000 0x1f800000>;
> + };
> + };
> + };
> + };
> +};
> +
> +&flx0 {
> + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
> + status = "okay";
> +
> + i2c0: i2c@600 {
> + dmas = <0>, <0>;
> + pinctrl-names = "default";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + pinctrl-0 = <&pinctrl_flx0_default>;
Keep pinctrl-names and pinctrl-names close toghether.
> + i2c-analog-filter;
> + i2c-digital-filter;
> + i2c-digital-filter-width-ns = <35>;
> + status = "okay";
> +
> + eeprom@53 {
> + compatible = "atmel,24c02";
> + reg = <0x53>;
> + pagesize = <16>;
> + };
> + };
> +};
> +
> +&flx6 {
> + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
> + status = "okay";
> +
> + i2c6: i2c@600 {
> + dmas = <0>, <0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flx6_default>;
> + i2c-analog-filter;
> + i2c-digital-filter;
> + i2c-digital-filter-width-ns = <35>;
> + status = "disabled";
> + };
> +};
> +
> +&flx7 {
> + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
> + status = "okay";
> +
> + uart7: serial@200 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_flx7_default>;
> + status = "okay";
> + };
> +};
> +
> +&macb0 {
> + phy-mode = "rmii";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_macb0_rmii>;
> + status = "okay";
> +
> + ethernet-phy@0 {
> + reg = <0x0>;
> + };
> +};
> +
> +&pinctrl {
> + adc {
> + pinctrl_adc_default: adc-default {
> + atmel,pins = <AT91_PIOB 14 AT91_PERIPH_A AT91_PINCTRL_NONE>;
> + };
> +
> + pinctrl_adtrg_default: adtrg-default {
> + atmel,pins = <AT91_PIOB 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
> + };
> + };
> +
> + can0 {
> + pinctrl_can0_rx_tx: can0-rx-tx {
> + atmel,pins =
> + <AT91_PIOA 9 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX0 */
> + AT91_PIOA 10 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX0 */
> + AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */
> + };
> + };
> +
> + can1 {
> + pinctrl_can1_rx_tx: can1-rx-tx {
> + atmel,pins =
> + <AT91_PIOA 6 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX1 */
> + AT91_PIOA 5 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX1 */
> + AT91_PIOB 17 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */
> + };
> + };
> +
> + dbgu {
> + pinctrl_dbgu: dbgu-0 {
> + atmel,pins = <AT91_PIOA 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> + AT91_PIOA 10 AT91_PERIPH_A AT91_PINCTRL_NONE>;
> + };
> + };
> +
> + ebi {
> + pinctrl_ebi_data_lsb: ebi-data-lsb {
> + atmel,pins =
> + <AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> + };
> +
> + pinctrl_ebi_addr_nand: ebi-addr-nand {
> + atmel,pins =
> + <AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> + };
> + };
> +
> + flexcom {
> + pinctrl_flx0_default: flx0-twi {
> + atmel,pins =
> + <AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> + AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
> + };
> +
> + pinctrl_flx6_default: flx6-twi {
> + atmel,pins =
> + <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
> + AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
> + };
> +
> + pinctrl_flx7_default: flx7-usart {
> + atmel,pins =
> + <AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_NONE
> + AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_NONE>;
> + };
> + };
> +
> + gpio-keys {
> + pinctrl_key_gpio_default: pinctrl-key-gpio {
> + atmel,pins = <AT91_PIOA 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
> + };
> + };
> +
> + leds {
> + pinctrl_gpio_leds: gpio-leds {
> + atmel,pins = <AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
> + AT91_PIOD 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
> + AT91_PIOD 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
> + };
> + };
> +
> + macb0 {
> + pinctrl_macb0_rmii: macb0-rmii-0 {
> + atmel,pins =
> + <AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB0 periph A */
> + AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB1 periph A */
> + AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB2 periph A */
> + AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB3 periph A */
> + AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB4 periph A */
> + AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB5 periph A */
> + AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB6 periph A */
> + AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB7 periph A */
> + AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB9 periph A */
> + AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* PB10 periph A */
> + };
> + };
> +
> + nand {
> + pinctrl_nand_oe_we: nand-oe-we-0 {
> + atmel,pins =
> + <AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
> + AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
> + };
> +
> + pinctrl_nand_rb: nand-rb-0 {
> + atmel,pins =
> + <AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> + };
> +
> + pinctrl_nand_cs: nand-cs-0 {
> + atmel,pins =
> + <AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
> + };
> + };
> +
> + pwm0 {
> + pinctrl_pwm0_0: pwm0-0 {
> + atmel,pins = <AT91_PIOB 12 AT91_PERIPH_B AT91_PINCTRL_NONE>;
> + };
> +
> + pinctrl_pwm0_1: pwm0-1 {
> + atmel,pins = <AT91_PIOB 13 AT91_PERIPH_B AT91_PINCTRL_NONE>;
> + };
> +
> + pinctrl_pwm0_2: pwm0-2 {
> + atmel,pins = <AT91_PIOD 16 AT91_PERIPH_B AT91_PINCTRL_NONE>;
> + };
> + };
> +
> + sdmmc0 {
> + pinctrl_sdmmc0_default: sdmmc0 {> + atmel,pins =
> + <AT91_PIOA 17 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA17 CK periph A with pullup */
> + AT91_PIOA 16 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA16 CMD periph A with pullup */
> + AT91_PIOA 15 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA15 DAT0 periph A */
> + AT91_PIOA 18 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA18 DAT1 periph A with pullup */
> + AT91_PIOA 19 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA19 DAT2 periph A with pullup */
> + AT91_PIOA 20 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA20 DAT3 periph A with pullup */
> + };
Add a new line here
> + pinctrl_sdmmc0_cd: sdmmc0-cd {
> + atmel,pins =
> + <AT91_PIOA 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
> + };
> + };
> +
> + sdmmc1 {
> + pinctrl_sdmmc1_default: sdmmc1 {
> + atmel,pins =
> + <AT91_PIOA 13 AT91_PERIPH_B (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA13 CK periph B */
> + AT91_PIOA 12 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA12 CMD periph B with pullup */
> + AT91_PIOA 11 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA11 DAT0 periph B with pullup */
> + AT91_PIOA 2 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP |
There is a comment for this on previous version which was not addressed.
AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA2 DAT1 periph B with pullup */
> + AT91_PIOA 3 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA3 DAT2 periph B with pullup */
> + AT91_PIOA 4 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA4 DAT3 periph B with pullup */
> + };
> + };
> +
> + usb0 {
> + pinctrl_usba_vbus: usba-vbus {
> + atmel,pins = <AT91_PIOA 27 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
> + };
> + };
> +
> + usb1 {
> + pinctrl_usb_default: usb-default {
> + atmel,pins = <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
> + AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
> + };
> + };
> +}; /* pinctrl */
> +
> +&pwm0 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pwm0_0 &pinctrl_pwm0_1 &pinctrl_pwm0_2>;
> + status = "okay";
> +};
> +
> +&sdmmc0 {
> + bus-width = <4>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_sdmmc0_default &pinctrl_sdmmc0_cd>;
> + cd-gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
> + disable-wp;
> + status = "okay";
> +};
> +
> +&sdmmc1 {
> + bus-width = <4>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_sdmmc1_default>;
> + status = "disabled";
> +};
Also a comment here from previous version. As far as I know there is a
socket no board connected to sdmmc1. Why keeping it disabled?
> +
> +&shutdown_controller {
> + 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>;
> + };
> +};
> +
> +&usb0 {
> + atmel,vbus-gpio = <&pioA 27 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usba_vbus>;
> + status = "okay";
> +};
> +
> +&usb1 {
> + num-ports = <3>;
> + atmel,vbus-gpio = <0
> + &pioD 18 GPIO_ACTIVE_HIGH
> + &pioD 15 GPIO_ACTIVE_HIGH>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usb_default>;
> + status = "okay";
> +};
> +
> +&usb2 {
> + status = "okay";
> +};
> +
> +&watchdog {
> + status = "okay";
> +};
On 03.02.2023 14:06, Claudiu Beznea - M18063 wrote:
> On 03.02.2023 05:48, Durai Manickam KR wrote:
>> Add device tree file for sam9x60 curiosity board.
>>
>> Signed-off-by: Durai Manickam KR <durai.manickamkr@microchip.com>
>> ---
>> arch/arm/boot/dts/Makefile | 1 +
>> arch/arm/boot/dts/at91-sam9x60_curiosity.dts | 501 +++++++++++++++++++
>> 2 files changed, 502 insertions(+)
>> create mode 100644 arch/arm/boot/dts/at91-sam9x60_curiosity.dts
>>
>> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
>> index 6aa7dc4db2fc..da20980384c4 100644
>> --- a/arch/arm/boot/dts/Makefile
>> +++ b/arch/arm/boot/dts/Makefile
>> @@ -51,6 +51,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
>> at91sam9x25ek.dtb \
>> at91sam9x35ek.dtb
>> dtb-$(CONFIG_SOC_SAM9X60) += \
>> + at91-sam9x60_curiosity.dtb \
>> at91-sam9x60ek.dtb
>> dtb-$(CONFIG_SOC_SAM_V7) += \
>> at91-kizbox2-2.dtb \
>> diff --git a/arch/arm/boot/dts/at91-sam9x60_curiosity.dts b/arch/arm/boot/dts/at91-sam9x60_curiosity.dts
>> new file mode 100644
>> index 000000000000..6f0a6d9841fc
>> --- /dev/null
>> +++ b/arch/arm/boot/dts/at91-sam9x60_curiosity.dts
>> @@ -0,0 +1,501 @@
>> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
>> +/*
>> + * at91-sam9x60_curiosity.dts - Device Tree file for Microchip SAM9X60 Curiosity board
>> + *
>> + * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
>> + *
>> + * Author: Durai Manickam KR <durai.manickamkr@microchip.com>
>> + */
>> +/dts-v1/;
>> +#include "sam9x60.dtsi"
>> +#include <dt-bindings/input/input.h>
>> +
>> +/ {
>> + model = "Microchip SAM9X60 Curiosity";
>> + compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9";
>> +
>> + aliases {
>> + i2c0 = &i2c0;
>> + i2c1 = &i2c6;
>> + serial2 = &uart7;
>> + };
>> +
>> + chosen {
>> + stdout-path = "serial0:115200n8";
>> + };
>> +
>> + memory@20000000 {
>> + reg = <0x20000000 0x8000000>;
>> + };
>> +
>> + clocks {
>> + slow_xtal {
>> + clock-frequency = <32768>;
>> + };
>> +
>> + main_xtal {
>> + clock-frequency = <24000000>;
>> + };
>> + };
>> +
>> + gpio-keys {
>> + compatible = "gpio-keys";
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_key_gpio_default>;
>> +
>> + button-user {
>> + label = "PB_USER";
>> + gpios = <&pioA 29 GPIO_ACTIVE_LOW>;
>> + linux,code = <KEY_PROG1>;
>> + wakeup-source;
>> + };
>> + };
>> +
>> + leds {
>> + compatible = "gpio-leds";
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_gpio_leds>;
>> +
>> + led-red {
>> + label = "red";
>> + gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
>> + };
>> +
>> + led-green {
>> + label = "green";
>> + gpios = <&pioD 19 GPIO_ACTIVE_HIGH>;
>> + };
>> +
>> + led-blue {
>> + label = "blue";
>> + gpios = <&pioD 21 GPIO_ACTIVE_HIGH>;
>> + linux,default-trigger = "heartbeat";
>> + };
>> + };
>> +
>> +
>> + vdd_1v8: regulator-0 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-max-microvolt = <1800000>;
>> + regulator-min-microvolt = <1800000>;
>> + regulator-name = "VDD_1V8";
>> + };
>> +
>> + vdd_1v15: regulator-1 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-max-microvolt = <1150000>;
>> + regulator-min-microvolt = <1150000>;
>> + regulator-name = "VDD_1V15";
>> + };
>> +
>> + vdd1_3v3: regulator-2 {
>> + compatible = "regulator-fixed";
>> + regulator-always-on;
>> + regulator-max-microvolt = <3300000>;
>> + regulator-min-microvolt = <3300000>;
>> + regulator-name = "VDD1_3V3";
>> + };
>> +};
>> +
>> +&adc {
>> + vddana-supply = <&vdd1_3v3>;
>> + vref-supply = <&vdd1_3v3>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
>> + status = "okay";
>> +};
>> +
>> +&can0 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_can0_rx_tx>;
>> + status = "disabled"; /* Conflict with dbgu. */
>> +};
>> +
>> +&can1 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_can1_rx_tx>;
>> + status = "okay";
>> +};
>> +
>> +&dbgu {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_dbgu>;
>> + status = "okay"; /* Conflict with can0. */
>> +};
>> +
>> +&ebi {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_lsb>;
>> + status = "okay";
>> +
>> + nand_controller: nand-controller {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>;
>> + status = "okay";
>> +
>> + nand@3 {
>> + reg = <0x3 0x0 0x800000>;
>> + rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
>> + cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
>> + nand-bus-width = <8>;
>> + nand-ecc-mode = "hw";
>> + nand-ecc-strength = <8>;
>> + nand-ecc-step-size = <512>;
>> + nand-on-flash-bbt;
>> + label = "atmel_nand";
>> +
>> + partitions {
>> + compatible = "fixed-partitions";
>> + #address-cells = <1>;
>> + #size-cells = <1>;
>> +
>> + at91bootstrap@0 {
>> + label = "at91bootstrap";
>> + reg = <0x0 0x40000>;
>> + };
>> +
>> + uboot@40000 {
>> + label = "u-boot";
>> + reg = <0x40000 0xc0000>;
>> + };
>> +
>> + ubootenvred@100000 {
>> + label = "U-Boot Env Redundant";
>> + reg = <0x100000 0x40000>;
>> + };
>> +
>> + ubootenv@140000 {
>> + label = "U-Boot Env";
>> + reg = <0x140000 0x40000>;
>> + };
>> +
>> + dtb@180000 {
>> + label = "device tree";
>> + reg = <0x180000 0x80000>;
>> + };
>> +
>> + kernel@200000 {
>> + label = "kernel";
>> + reg = <0x200000 0x600000>;
>> + };
>> +
>> + rootfs@800000 {
>> + label = "rootfs";
>> + reg = <0x800000 0x1f800000>;
>> + };
>> + };
>> + };
>> + };
>> +};
>> +
>> +&flx0 {
>> + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
>> + status = "okay";
>> +
>> + i2c0: i2c@600 {
>> + dmas = <0>, <0>;
>> + pinctrl-names = "default";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + pinctrl-0 = <&pinctrl_flx0_default>;
>
> Keep pinctrl-names and pinctrl-names close toghether.
Sorry, I meant: pinctrl-names and pinctrl-0
>
>> + i2c-analog-filter;
>> + i2c-digital-filter;
>> + i2c-digital-filter-width-ns = <35>;
>> + status = "okay";
>> +
>> + eeprom@53 {
>> + compatible = "atmel,24c02";
>> + reg = <0x53>;
>> + pagesize = <16>;
>> + };
>> + };
>> +};
>> +
>> +&flx6 {
>> + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
>> + status = "okay";
>> +
>> + i2c6: i2c@600 {
>> + dmas = <0>, <0>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_flx6_default>;
>> + i2c-analog-filter;
>> + i2c-digital-filter;
>> + i2c-digital-filter-width-ns = <35>;
>> + status = "disabled";
>> + };
>> +};
>> +
>> +&flx7 {
>> + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
>> + status = "okay";
>> +
>> + uart7: serial@200 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_flx7_default>;
>> + status = "okay";
>> + };
>> +};
>> +
>> +&macb0 {
>> + phy-mode = "rmii";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_macb0_rmii>;
>> + status = "okay";
>> +
>> + ethernet-phy@0 {
>> + reg = <0x0>;
>> + };
>> +};
>> +
>> +&pinctrl {
>> + adc {
>> + pinctrl_adc_default: adc-default {
>> + atmel,pins = <AT91_PIOB 14 AT91_PERIPH_A AT91_PINCTRL_NONE>;
>> + };
>> +
>> + pinctrl_adtrg_default: adtrg-default {
>> + atmel,pins = <AT91_PIOB 18 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
>> + };
>> + };
>> +
>> + can0 {
>> + pinctrl_can0_rx_tx: can0-rx-tx {
>> + atmel,pins =
>> + <AT91_PIOA 9 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX0 */
>> + AT91_PIOA 10 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX0 */
>> + AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */
>> + };
>> + };
>> +
>> + can1 {
>> + pinctrl_can1_rx_tx: can1-rx-tx {
>> + atmel,pins =
>> + <AT91_PIOA 6 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANRX1 */
>> + AT91_PIOA 5 AT91_PERIPH_B AT91_PINCTRL_NONE /* CANTX1 */
>> + AT91_PIOB 17 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_DOWN>; /* Enable CAN Transceivers */
>> + };
>> + };
>> +
>> + dbgu {
>> + pinctrl_dbgu: dbgu-0 {
>> + atmel,pins = <AT91_PIOA 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
>> + AT91_PIOA 10 AT91_PERIPH_A AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +
>> + ebi {
>> + pinctrl_ebi_data_lsb: ebi-data-lsb {
>> + atmel,pins =
>> + <AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
>> + };
>> +
>> + pinctrl_ebi_addr_nand: ebi-addr-nand {
>> + atmel,pins =
>> + <AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
>> + };
>> + };
>> +
>> + flexcom {
>> + pinctrl_flx0_default: flx0-twi {
>> + atmel,pins =
>> + <AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
>> + AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
>> + };
>> +
>> + pinctrl_flx6_default: flx6-twi {
>> + atmel,pins =
>> + <AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
>> + AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
>> + };
>> +
>> + pinctrl_flx7_default: flx7-usart {
>> + atmel,pins =
>> + <AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_NONE
>> + AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +
>> + gpio-keys {
>> + pinctrl_key_gpio_default: pinctrl-key-gpio {
>> + atmel,pins = <AT91_PIOA 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +
>> + leds {
>> + pinctrl_gpio_leds: gpio-leds {
>> + atmel,pins = <AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
>> + AT91_PIOD 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
>> + AT91_PIOD 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +
>> + macb0 {
>> + pinctrl_macb0_rmii: macb0-rmii-0 {
>> + atmel,pins =
>> + <AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB0 periph A */
>> + AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB1 periph A */
>> + AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB2 periph A */
>> + AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB3 periph A */
>> + AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB4 periph A */
>> + AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB5 periph A */
>> + AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB6 periph A */
>> + AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB7 periph A */
>> + AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_NONE /* PB9 periph A */
>> + AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE>; /* PB10 periph A */
>> + };
>> + };
>> +
>> + nand {
>> + pinctrl_nand_oe_we: nand-oe-we-0 {
>> + atmel,pins =
>> + <AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
>> + AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
>> + };
>> +
>> + pinctrl_nand_rb: nand-rb-0 {
>> + atmel,pins =
>> + <AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
>> + };
>> +
>> + pinctrl_nand_cs: nand-cs-0 {
>> + atmel,pins =
>> + <AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
>> + };
>> + };
>> +
>> + pwm0 {
>> + pinctrl_pwm0_0: pwm0-0 {
>> + atmel,pins = <AT91_PIOB 12 AT91_PERIPH_B AT91_PINCTRL_NONE>;
>> + };
>> +
>> + pinctrl_pwm0_1: pwm0-1 {
>> + atmel,pins = <AT91_PIOB 13 AT91_PERIPH_B AT91_PINCTRL_NONE>;
>> + };
>> +
>> + pinctrl_pwm0_2: pwm0-2 {
>> + atmel,pins = <AT91_PIOD 16 AT91_PERIPH_B AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +
>> + sdmmc0 {
>> + pinctrl_sdmmc0_default: sdmmc0 {> + atmel,pins =
>> + <AT91_PIOA 17 AT91_PERIPH_A (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA17 CK periph A with pullup */
>> + AT91_PIOA 16 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA16 CMD periph A with pullup */
>> + AT91_PIOA 15 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA15 DAT0 periph A */
>> + AT91_PIOA 18 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA18 DAT1 periph A with pullup */
>> + AT91_PIOA 19 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA19 DAT2 periph A with pullup */
>> + AT91_PIOA 20 AT91_PERIPH_A (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA20 DAT3 periph A with pullup */
>> + };
>
> Add a new line here
>
>> + pinctrl_sdmmc0_cd: sdmmc0-cd {
>> + atmel,pins =
>> + <AT91_PIOA 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +
>> + sdmmc1 {
>> + pinctrl_sdmmc1_default: sdmmc1 {
>> + atmel,pins =
>> + <AT91_PIOA 13 AT91_PERIPH_B (AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA13 CK periph B */
>> + AT91_PIOA 12 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA12 CMD periph B with pullup */
>> + AT91_PIOA 11 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA11 DAT0 periph B with pullup */
>> + AT91_PIOA 2 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP |
>
> There is a comment for this on previous version which was not addressed.
>
> AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA2 DAT1 periph B with pullup */
>> + AT91_PIOA 3 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI) /* PA3 DAT2 periph B with pullup */
>> + AT91_PIOA 4 AT91_PERIPH_B (AT91_PINCTRL_PULL_UP | AT91_PINCTRL_DRIVE_STRENGTH_HI)>; /* PA4 DAT3 periph B with pullup */
>> + };
>> + };
>> +
>> + usb0 {
>> + pinctrl_usba_vbus: usba-vbus {
>> + atmel,pins = <AT91_PIOA 27 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +
>> + usb1 {
>> + pinctrl_usb_default: usb-default {
>> + atmel,pins = <AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
>> + AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
>> + };
>> + };
>> +}; /* pinctrl */
>> +
>> +&pwm0 {
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_pwm0_0 &pinctrl_pwm0_1 &pinctrl_pwm0_2>;
>> + status = "okay";
>> +};
>> +
>> +&sdmmc0 {
>> + bus-width = <4>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_sdmmc0_default &pinctrl_sdmmc0_cd>;
>> + cd-gpios = <&pioA 25 GPIO_ACTIVE_LOW>;
>> + disable-wp;
>> + status = "okay";
>> +};
>> +
>> +&sdmmc1 {
>> + bus-width = <4>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_sdmmc1_default>;
>> + status = "disabled";
>> +};
>
> Also a comment here from previous version. As far as I know there is a
> socket no board connected to sdmmc1. Why keeping it disabled?
>
>> +
>> +&shutdown_controller {
>> + 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>;
>> + };
>> +};
>> +
>> +&usb0 {
>> + atmel,vbus-gpio = <&pioA 27 GPIO_ACTIVE_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_usba_vbus>;
>> + status = "okay";
>> +};
>> +
>> +&usb1 {
>> + num-ports = <3>;
>> + atmel,vbus-gpio = <0
>> + &pioD 18 GPIO_ACTIVE_HIGH
>> + &pioD 15 GPIO_ACTIVE_HIGH>;
>> + pinctrl-names = "default";
>> + pinctrl-0 = <&pinctrl_usb_default>;
>> + status = "okay";
>> +};
>> +
>> +&usb2 {
>> + status = "okay";
>> +};
>> +
>> +&watchdog {
>> + status = "okay";
>> +};
>
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