Add initial device tree of the SAMA7G54 Curiosity board.
Signed-off-by: Mihai Sain mihai.sain@microchip.com --- arch/arm/dts/Makefile | 3 + .../dts/at91-sama7g54_curiosity-u-boot.dtsi | 59 +++++ arch/arm/dts/at91-sama7g54_curiosity.dts | 242 ++++++++++++++++++ 3 files changed, 304 insertions(+) create mode 100644 arch/arm/dts/at91-sama7g54_curiosity-u-boot.dtsi create mode 100644 arch/arm/dts/at91-sama7g54_curiosity.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile index d9725030d5..45069047ad 100644 --- a/arch/arm/dts/Makefile +++ b/arch/arm/dts/Makefile @@ -1266,6 +1266,9 @@ dtb-$(CONFIG_TARGET_OMAP4_SDP4430) += \ dtb-$(CONFIG_TARGET_SAMA7G5EK) += \ at91-sama7g5ek.dtb
+dtb-$(CONFIG_TARGET_SAMA7G54_CURIOSITY) += \ + at91-sama7g54_curiosity.dtb + dtb-$(CONFIG_TARGET_SAMA5D2_PTC_EK) += \ at91-sama5d2_ptc_ek.dtb
diff --git a/arch/arm/dts/at91-sama7g54_curiosity-u-boot.dtsi b/arch/arm/dts/at91-sama7g54_curiosity-u-boot.dtsi new file mode 100644 index 0000000000..04d7d9e522 --- /dev/null +++ b/arch/arm/dts/at91-sama7g54_curiosity-u-boot.dtsi @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0+ OR MIT +/* + * at91-sama7g54_curiosity-u-boot.dtsi - Device Tree file for SAMA7G5 SoC u-boot properties. + * + * Copyright (C) 2024 Microchip Technology Inc. and its subsidiaries + * + * Author: Mihai Sain mihai.sain@microchip.com + * + */ + +/ { + chosen { + bootph-all; + }; +}; + +&main_rc { + bootph-all; +}; + +&main_xtal { + bootph-all; +}; + +&pioA { + bootph-all; +}; + +&pinctrl_flx3_default { + bootph-all; +}; + +&pinctrl_sdmmc1_default { + bootph-all; +}; + +&pit64b0 { + bootph-all; +}; + +&pmc { + bootph-all; +}; + +&sdmmc1 { + bootph-all; +}; + +&slow_rc_osc { + bootph-all; +}; + +&slow_xtal { + bootph-all; +}; + +&uart3 { + bootph-all; +}; diff --git a/arch/arm/dts/at91-sama7g54_curiosity.dts b/arch/arm/dts/at91-sama7g54_curiosity.dts new file mode 100644 index 0000000000..93c230be0a --- /dev/null +++ b/arch/arm/dts/at91-sama7g54_curiosity.dts @@ -0,0 +1,242 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * at91-sama7g54_curiosity.dts - Device Tree file for SAMA7G54 CURIOSITY board + * + * Copyright (C) 2024 Microchip Technology Inc. and its subsidiaries + * + * Author: Mihai Sain mihai.sain@microchip.com + * + */ +/dts-v1/; +#include "sama7g5-pinfunc.h" +#include "sama7g5.dtsi" +#include <dt-bindings/input/input.h> +#include <dt-bindings/mfd/atmel-flexcom.h> +#include <dt-bindings/pinctrl/at91.h> + +/ { + model = "Microchip SAMA7G54 Curiosity"; + compatible = "microchip,sama7g54-curiosity", "microchip,sama7g5", "microchip,sama7"; + + aliases { + serial0 = &uart3; + i2c0 = &i2c10; + }; + + chosen { + bootargs = "console=ttyS0,115200 root=/dev/mmcblk1p2 rw rootwait"; + stdout-path = "serial0:115200n8"; + }; + + clocks { + slow_xtal { + clock-frequency = <32768>; + }; + + main_xtal { + clock-frequency = <24000000>; + }; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_led_gpio_default>; + + led-red { + label = "red"; + gpios = <&pioA PIN_PD13 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + led-green { + label = "green"; + gpios = <&pioA PIN_PD14 GPIO_ACTIVE_HIGH>; + default-state = "off"; + }; + + led-blue { + label = "blue"; + gpios = <&pioA PIN_PB15 GPIO_ACTIVE_HIGH>; + default-state = "on"; + }; + }; + + memory { + device_type = "memory"; + reg = <0x60000000 0x10000000>; // 256 MiB DDR3L-1066 16-bit + }; +}; + +&ebi { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_nand_default>; + status = "okay"; + + nand_controller: nand-controller { + status = "okay"; + + nand@3 { + reg = <0x3 0x0 0x800000>; + atmel,rb = <0>; + nand-bus-width = <8>; + nand-ecc-mode = "hw"; + nand-ecc-strength = <8>; + nand-ecc-step-size = <512>; + nand-on-flash-bbt; + }; + }; +}; + +&flx3 { + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>; + status = "okay"; + + uart3: serial@200 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx3_default>; + status = "okay"; + }; +}; + +&flx10 { + atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>; + status = "okay"; + + i2c10: i2c@600 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_flx10_default>; + i2c-analog-filter; + i2c-digital-filter; + i2c-digital-filter-width-ns = <35>; + status = "okay"; + + adc@1f { + compatible = "microchip,pac1934"; + reg = <0x1f>; + }; + + eeprom@51 { + compatible = "atmel,24c02"; + reg = <0x51>; + pagesize = <16>; + size = <256>; + }; + + pmic@5b { + compatible = "microchip,mcp16502"; + reg = <0x5b>; + }; + }; +}; + +&pioA { + pinctrl_flx3_default: flx3-default { + pinmux = <PIN_PD16__FLEXCOM3_IO0>, + <PIN_PD17__FLEXCOM3_IO1>; + bias-pull-up; + }; + + pinctrl_flx10_default: flx10-default { + pinmux = <PIN_PC30__FLEXCOM10_IO0>, + <PIN_PC31__FLEXCOM10_IO1>; + bias-pull-up; + }; + + pinctrl_led_gpio_default: led-gpio-default { + pinmux = <PIN_PD13__GPIO>, + <PIN_PD14__GPIO>, + <PIN_PB15__GPIO>; + bias-pull-up; + }; + + pinctrl_nand_default: nand-default { + pinmux = <PIN_PD9__D0>, + <PIN_PD10__D1>, + <PIN_PD11__D2>, + <PIN_PC21__D3>, + <PIN_PC22__D4>, + <PIN_PC23__D5>, + <PIN_PC24__D6>, + <PIN_PD2__D7>, + <PIN_PD3__NANDRDY>, + <PIN_PD4__NCS3_NANDCS>, + <PIN_PD5__NWE_NWR0_NANDWE>, + <PIN_PD6__NRD_NANDOE>, + <PIN_PD7__A21_NANDALE>, + <PIN_PD8__A22_NANDCLE>; + bias-disable; + slew-rate = <0>; + }; + + pinctrl_qspi1_default: qspi1-default { + pinmux = <PIN_PB22__QSPI1_IO3>, + <PIN_PB23__QSPI1_IO2>, + <PIN_PB24__QSPI1_IO1>, + <PIN_PB25__QSPI1_IO0>, + <PIN_PB26__QSPI1_CS>, + <PIN_PB27__QSPI1_SCK>; + bias-pull-up; + slew-rate = <0>; + }; + + pinctrl_sdmmc0_default: sdmmc0-default { + pinmux = <PIN_PA0__SDMMC0_CK>, + <PIN_PA1__SDMMC0_CMD>, + <PIN_PA2__SDMMC0_RSTN>, + <PIN_PA3__SDMMC0_DAT0>, + <PIN_PA4__SDMMC0_DAT1>, + <PIN_PA5__SDMMC0_DAT2>, + <PIN_PA6__SDMMC0_DAT3>; + bias-pull-up; + slew-rate = <0>; + }; + + pinctrl_sdmmc1_default: sdmmc1-default { + pinmux = <PIN_PB29__SDMMC1_CMD>, + <PIN_PB30__SDMMC1_CK>, + <PIN_PB31__SDMMC1_DAT0>, + <PIN_PC0__SDMMC1_DAT1>, + <PIN_PC1__SDMMC1_DAT2>, + <PIN_PC2__SDMMC1_DAT3>, + <PIN_PC4__SDMMC1_CD>; + bias-pull-up; + slew-rate = <0>; + }; +}; + +&qspi1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_qspi1_default>; + status = "okay"; + + flash@0 { + compatible = "jedec,spi-nor"; + reg = <0x0>; + spi-max-frequency = <100000000>; + spi-tx-bus-width = <4>; + spi-rx-bus-width = <4>; + m25p,fast-read; + }; +}; + +// M.2 slot for wireless card +&sdmmc0 { + bus-width = <4>; + cd-gpios = <&pioA 31 GPIO_ACTIVE_LOW>; + disable-wp; + max-frequency = <50000000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sdmmc0_default>; + status = "okay"; +}; + +// micro SD socket +&sdmmc1 { + bus-width = <4>; + disable-wp; + max-frequency = <50000000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_sdmmc1_default>; + status = "okay"; +};