Re: [PATCH 5/5] ARM: dts: sama5d27_som1_ek: Add sama5d27 SoM1 EK support

[Ludovic Desroches]

On Thu, Jun 29, 2017 at 02:44:34PM +0300, Claudiu Beznea wrote:
> Add specifig DTS files and bindings for sama5d27 SoM1 EK board.
> 
> Signed-off-by: Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
> Signed-off-by: Cristian Birsan <cristian.birsan@xxxxxxxxxxxxx>
> ---
>  arch/arm/boot/dts/Makefile                  |   1 +
>  arch/arm/boot/dts/at91-sama5d27_som1_ek.dts | 551 ++++++++++++++++++++++++++++
>  2 files changed, 552 insertions(+)
>  create mode 100644 arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 9449493..3396f73 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -46,6 +46,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
>  	at91sam9x35ek.dtb
>  dtb-$(CONFIG_SOC_SAM_V7) += \
>  	at91-kizbox2.dtb \
> +	at91-sama5d27_som1_ek.dtb \
>  	at91-sama5d2_xplained.dtb \
>  	at91-sama5d3_xplained.dtb \
>  	at91-tse850-3.dtb \
> diff --git a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
> new file mode 100644
> index 0000000..a87125e
> --- /dev/null
> +++ b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
> @@ -0,0 +1,551 @@
> +/*
> + * at91-sama5d27_som1_ek.dts - Device Tree file for SAMA5D27-SOM1-EK board
> + *
> + *  Copyright (c) 2017, Microchip Technology Inc.
> + *                2016 Nicolas Ferre <nicolas.ferre@xxxxxxxxx>
> + *                2017 Cristian Birsan <cristian.birsan@xxxxxxxxxxxxx>
> + *                2017 Claudiu Beznea <claudiu.beznea@xxxxxxxxxxxxx>
> + *
> + * This file is dual-licensed: you can use it either under the terms
> + * of the GPL or the X11 license, at your option. Note that this dual
> + * licensing only applies to this file, and not this project as a
> + * whole.
> + *
> + *  a) This file is free software; you can redistribute it and/or
> + *     modify it under the terms of the GNU General Public License as
> + *     published by the Free Software Foundation; either version 2 of the
> + *     License, or (at your option) any later version.
> + *
> + *     This file is distributed in the hope that it will be useful,
> + *     but WITHOUT ANY WARRANTY; without even the implied warranty of
> + *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + *     GNU General Public License for more details.
> + *
> + * Or, alternatively,
> + *
> + *  b) Permission is hereby granted, free of charge, to any person
> + *     obtaining a copy of this software and associated documentation
> + *     files (the "Software"), to deal in the Software without
> + *     restriction, including without limitation the rights to use,
> + *     copy, modify, merge, publish, distribute, sublicense, and/or
> + *     sell copies of the Software, and to permit persons to whom the
> + *     Software is furnished to do so, subject to the following
> + *     conditions:
> + *
> + *     The above copyright notice and this permission notice shall be
> + *     included in all copies or substantial portions of the Software.
> + *
> + *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
> + *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> + *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> + *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
> + *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
> + *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> + *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
> + *     OTHER DEALINGS IN THE SOFTWARE.
> + */
> +/dts-v1/;
> +#include "at91-sama5d27_som1.dtsi"
> +#include <dt-bindings/mfd/atmel-flexcom.h>
> +#include <dt-bindings/gpio/gpio.h>
> +
> +/ {
> +	model = "Atmel SAMA5D27 SOM1 EK";
> +	compatible = "atmel,sama5d27-som1-ek", "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
> +
> +	chosen {
> +		stdout-path = "serial0:115200n8";
> +	};
> +
> +	memory {
> +		reg = <0x20000000 0x20000>;
> +	};
> +
> +	ahb {
> +		usb0: gadget@00300000 {
> +			atmel,vbus-gpio = <&pioA 116 GPIO_ACTIVE_HIGH>;

Even if it is not done in other dts file (I plan to send patches to fix
it), prefer macros to avoid errors: PIN_PD20.

> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_usba_vbus>;
> +			status = "okay";
> +		};
> +
> +		usb1: ohci@00400000 {
> +			num-ports = <3>;
> +			atmel,vbus-gpio = <&pioA 10 GPIO_ACTIVE_HIGH>;

Ditto

> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_usb_default>;
> +			status = "okay";
> +		};
> +
> +		usb2: ehci@00500000 {
> +			status = "okay";
> +		};
> +
> +		sdmmc0: sdio-host@a0000000 {
> +			bus-width = <8>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_sdmmc0_default>;
> +			status = "okay";
> +		};
> +
> +		sdmmc1: sdio-host@b0000000 {
> +			bus-width = <4>;
> +			pinctrl-names = "default";
> +			pinctrl-0 = <&pinctrl_sdmmc1_default>;
> +			status = "okay";
> +		};
> +
> +		apb {
> +			isc: isc@f0008000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_isc_base &pinctrl_isc_data_8bit &pinctrl_isc_data_9_10 &pinctrl_isc_data_11_12>;
> +				status = "okay";
> +			};
> +
> +			spi0: spi@f8000000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_spi0_default>;
> +				status = "okay";
> +			};
> +
> +			macb0: ethernet@f8008000 {
> +				status = "okay";
> +			};
> +
> +			uart1: serial@f8020000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_uart1_default>;
> +				atmel,use-dma-rx;
> +				atmel,use-dma-tx;
> +				status = "okay";
> +			};
> +
> +			uart2: serial@f8024000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_mikrobus2_uart>;
> +				atmel,use-dma-rx;
> +				atmel-use-dma-tx;
> +				status = "okay";
> +			};
> +
> +			pwm0: pwm@f802c000 {
> +				status = "okay";
> +			};
> +
> +			flx1: flexcom@f8038000 {
> +				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
> +				status = "disabled";
> +
> +				i2c2: i2c@600 {
> +					compatible = "atmel,sama5d2-i2c";
> +					reg = <0x600 0x200>;
> +					interrupts = <20 IRQ_TYPE_LEVEL_HIGH 7>;
> +					dmas = <0>, <0>;
> +					dma-names = "tx", "rx";
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +					clocks = <&flx1_clk>;
> +					pinctrl-names = "default";
> +					pinctrl-0 = <&pinctrl_mikrobus_i2c>;
> +					atmel,fifo-size = <16>;
> +					status = "disabled";
> +				};
> +			};
> +
> +			shdwc@f8048010 {
> +				atmel,shdwc-debouncer = <976>;
> +				atmel,wakeup-rtc-timer;
> +
> +				input@0 {
> +					reg = <0>;
> +					atmel,wakeup-type = "low";
> +				};
> +			};
> +
> +			watchdog@f8048040 {
> +				status = "okay";
> +			};
> +
> +			can0: can@f8054000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_can0_default>;
> +			};
> +
> +			uart3: serial@fc008000 {
> +				atmel,use-dma-rx;
> +				atmel,use-dma-tx;
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_uart3_default>;
> +				status = "disabled";
> +			};
> +
> +			uart4: serial@fc00c000 {
> +				atmel,use-dma-rx;
> +				atmel,use-dma-tx;
> +				pinctrl-name = "default";
> +				pinctrl-0 = <&pinctrl_mikrobus1_uart>;
> +				status = "okay";
> +			};
> +
> +			flx3: flexcom@fc014000 {
> +				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
> +				status = "disabled";
> +
> +				uart7: serial@200 {
> +					compatible = "atmel,at91sam9260-usart";
> +					reg = <0x200 0x200>;
> +					interrupts = <22 IRQ_TYPE_LEVEL_HIGH 7>;
> +					clocks = <&flx3_clk>;
> +					clock-names = "usart";
> +					pinctrl-names = "default";
> +					pinctrl-0 = <&pinctrl_flx3_default>;
> +					atmel,fifo-size = <32>;
> +					status = "disabled";
> +				};
> +
> +				spi2: spi@400 {
> +					compatible = "atmel,at91rm9200-spi";
> +					reg = <0x400 0x200>;
> +					interrupts = <22 IRQ_TYPE_LEVEL_HIGH 7>;
> +					clocks = <&flx3_clk>;
> +					clock-names = "spi_clk";
> +					pinctrl-names = "default";
> +					pinctrl-0 = <&pinctrl_flx3_default>;
> +					atmel,fifo-size = <16>;
> +					status = "disabled";
> +				};
> +			};
> +
> +			flx4: flexcom@fc018000 {
> +				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
> +				status = "okay";
> +
> +				uart6: serial@200 {
> +					compatible = "atmel,at91sam9260-usart";
> +					reg = <0x200 0x200>;
> +					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
> +					clocks = <&flx4_clk>;
> +					clock-names = "usart";
> +					pinctrl-names = "default";
> +					pinctrl-0 = <&pinctrl_flx4_default>;
> +					atmel,fifo-size = <32>;
> +					status = "disabled";
> +				};
> +
> +				spi3: spi@400 {
> +					compatible = "atmel,at91rm9200-spi";
> +					reg = <0x400 0x200>;
> +					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
> +					clocks = <&flx4_clk>;
> +					clock-names = "spi_clk";
> +					pinctrl-names = "default";
> +					pinctrl-0 = <&pinctrl_mikrobus_spi &pinctrl_mikrobus1_spi_cs &pinctrl_mikrobus2_spi_cs>;
> +					atmel,fifo-size = <16>;
> +					status = "okay";
> +				};
> +
> +				i2c3: i2c@600 {
> +					compatible = "atmel,sama5d2-i2c";
> +					reg = <0x600 0x200>;
> +					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
> +					dmas = <0>, <0>;
> +					dma-names = "tx", "rx";
> +					#address-cells = <1>;
> +					#size-cells = <0>;
> +					clocks = <&flx4_clk>;
> +					pinctrl-names = "default";
> +					pinctrl-0 = <&pinctrl_flx4_default>;
> +					atmel,fifo-size = <16>;
> +					status = "disabled";
> +				};
> +			};
> +
> +			i2c1: i2c@fc028000 {
> +				dmas = <0>, <0>;
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_i2c1_default>;
> +				status = "okay";
> +			};
> +
> +			pinctrl@fc038000 {
> +
> +				pinctrl_can0_default: can0_default {
> +					pinmux = <PIN_PC10__CANTX0>,
> +						 <PIN_PC11__CANRX0>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_can1_default: can1_default {
> +					pinmux = <PIN_PC26__CANTX1>,
> +						 <PIN_PC27__CANRX1>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_flx3_default: flx3_default {
> +					pinmux = <PIN_PC20__FLEXCOM3_IO0>,
> +						 <PIN_PC19__FLEXCOM3_IO1>,
> +						 <PIN_PC18__FLEXCOM3_IO2>,
> +						 <PIN_PC21__FLEXCOM3_IO3>,
> +						 <PIN_PC22__FLEXCOM3_IO4>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_i2c1_default: i2c1_default {
> +					pinmux = <PIN_PD4__TWD1>,
> +						 <PIN_PD5__TWCK1>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_isc_base: isc_base {
> +					pinmux = <PIN_PC21__ISC_PCK>,
> +						 <PIN_PC22__ISC_VSYNC>,
> +						 <PIN_PC23__ISC_HSYNC>,
> +						 <PIN_PC24__ISC_MCK>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_isc_data_8bit: isc_data_8bit {
> +					pinmux = <PIN_PC20__ISC_D11>,
> +						 <PIN_PC19__ISC_D10>,
> +						 <PIN_PC18__ISC_D9>,
> +						 <PIN_PC17__ISC_D8>,
> +						 <PIN_PC16__ISC_D7>,
> +						 <PIN_PC15__ISC_D6>,
> +						 <PIN_PC14__ISC_D5>,
> +						 <PIN_PC13__ISC_D4>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_isc_data_9_10: isc_data_9_10 {
> +					pinmux = <PIN_PC12__ISC_D3>,
> +						 <PIN_PC11__ISC_D2>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_isc_data_11_12: isc_data_11_12 {
> +					pinmux = <PIN_PC10__ISC_D1>,
> +						 <PIN_PC9__ISC_D0>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_key_gpio_default: key_gpio_default {
> +					pinmux = <PIN_PA29__GPIO>;
> +					bias-pull-up;
> +				};
> +
> +				pinctrl_led_gpio_default: led_gpio_default {
> +					pinmux = <PIN_PA27__GPIO>,
> +						 <PIN_PB1__GPIO>,
> +						 <PIN_PA31__GPIO>;
> +					bias-pull-up;
> +				};
> +
> +				pinctrl_sdmmc0_default: sdmmc0_default {
> +					cmd_data {
> +						pinmux = <PIN_PA1__SDMMC0_CMD>,
> +							 <PIN_PA2__SDMMC0_DAT0>,
> +							 <PIN_PA3__SDMMC0_DAT1>,
> +							 <PIN_PA4__SDMMC0_DAT2>,
> +							 <PIN_PA5__SDMMC0_DAT3>,
> +							 <PIN_PA6__SDMMC0_DAT4>,
> +							 <PIN_PA7__SDMMC0_DAT5>,
> +							 <PIN_PA8__SDMMC0_DAT6>,
> +							 <PIN_PA9__SDMMC0_DAT7>;
> +						bias-pull-up;
> +					};
> +
> +					ck_cd_vddsel {
> +						pinmux = <PIN_PA0__SDMMC0_CK>,
> +							 <PIN_PA11__SDMMC0_VDDSEL>,
> +							 <PIN_PA13__SDMMC0_CD>;
> +						bias-disable;
> +					};
> +				};
> +
> +				pinctrl_sdmmc1_default: sdmmc1_default {
> +					cmd_data {
> +						pinmux = <PIN_PA28__SDMMC1_CMD>,
> +							 <PIN_PA18__SDMMC1_DAT0>,
> +							 <PIN_PA19__SDMMC1_DAT1>,
> +							 <PIN_PA20__SDMMC1_DAT2>,
> +							 <PIN_PA21__SDMMC1_DAT3>;
> +						bias-pull-up;
> +					};
> +
> +					conf-ck_cd {
> +						pinmux = <PIN_PA22__SDMMC1_CK>,
> +							 <PIN_PA30__SDMMC1_CD>;
> +						bias-disable;
> +					};
> +				};
> +
> +				pinctrl_sensor_power: sensor_power {
> +					pinmux = <PIN_PB12__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_sensor_reset: sensor_reset {
> +					pinmux = <PIN_PB11__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_spi0_default: spi0_default {
> +					pinmux = <PIN_PA14__SPI0_SPCK>,
> +						 <PIN_PA15__SPI0_MOSI>,
> +						 <PIN_PA16__SPI0_MISO>,
> +						 <PIN_PA17__SPI0_NPCS0>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_uart1_default: uart1_default {
> +					pinmux = <PIN_PD2__URXD1>,
> +						 <PIN_PD3__UTXD1>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_uart3_default: uart3_default {
> +					pinmux = <PIN_PC12__URXD3>,
> +						 <PIN_PC13__UTXD3>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_usb_default: usb_default {
> +					pinmux = <PIN_PA10__GPIO>,
> +						 <PIN_PD19__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_usba_vbus: usba_vbus {
> +					pinmux = <PIN_PD20__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus1_an: mikrobus1_an {
> +					pinmux = <PIN_PD25__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus2_an: mikrobus2_an {
> +					pinmux = <PIN_PD26__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus1_rst: mikrobus1_rst {
> +					pinmux = <PIN_PB2__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus2_rst: mikrobus2_rst {
> +					pinmux = <PIN_PA26__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus1_spi_cs: mikrobus1_spi_cs {
> +					pinmux = <PIN_PD0__FLEXCOM4_IO4>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus2_spi_cs: mikrobus2_spi_cs {
> +					pinmux = <PIN_PC31__FLEXCOM4_IO3>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus_spi: mikrobus_spi {
> +					pinmux = <PIN_PC28__FLEXCOM4_IO0>,
> +						 <PIN_PC29__FLEXCOM4_IO1>,
> +						 <PIN_PC30__FLEXCOM4_IO2>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus1_pwm: mikrobus1_pwm {
> +					pinmux = <PIN_PB1__PWML1>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus2_pwm: mikrobus2_pwm {
> +					pinmux = <PIN_PA31__PWML0>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus1_int: mikrobus1_int {
> +					pinmux = <PIN_PB0__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus2_int: mikrobus2_int {
> +					pinmux = <PIN_PA25__GPIO>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus1_uart: mikrobus1_uart {
> +					pinmux = <PIN_PB3__URXD4>,
> +						 <PIN_PB4__UTXD4>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus2_uart: mikrobus2_uart {
> +					pinmux = <PIN_PD23__URXD2>,
> +						 <PIN_PD24__UTXD2>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_mikrobus_i2c: mikrobus1_i2c {
> +					pinmux = <PIN_PA24__FLEXCOM1_IO0>,
> +						 <PIN_PA23__FLEXCOM1_IO1>;
> +					bias-disable;
> +				};
> +
> +				pinctrl_flx4_default: flx4_uart_default {
> +					pinmux = <PIN_PC28__FLEXCOM4_IO0>,
> +						 <PIN_PC29__FLEXCOM4_IO1>,
> +						 <PIN_PC30__FLEXCOM4_IO2>,
> +						 <PIN_PC31__FLEXCOM4_IO3>,
> +						 <PIN_PD0__FLEXCOM4_IO4>;
> +					bias-disable;
> +				};
> +			};
> +
> +			can1: can@fc050000 {
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_can1_default>;
> +				status = "okay";
> +			};
> +		};
> +	};
> +
> +	gpio_keys {
> +		compatible = "gpio-keys";
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_key_gpio_default>;
> +
> +		bp1 {
> +			label = "USER";
> +			gpios = <&pioA 29 GPIO_ACTIVE_LOW>;

Ditto

> +			linux,code = <0x104>;
> +		};
> +	};
> +
> +	leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_led_gpio_default>;
> +		status = "okay";
> +
> +		red {
> +			label = "red";
> +			gpios = <&pioA 27 GPIO_ACTIVE_LOW>;

Ditto

> +		};
> +
> +		green {
> +			label = "green";
> +			gpios = <&pioA 33 GPIO_ACTIVE_LOW>;

Ditto

> +		};
> +
> +		blue {
> +			label = "blue";
> +			gpios = <&pioA 31 GPIO_ACTIVE_LOW>;

Ditto

Regards

Ludovic

> +			linux,default-trigger = "heartbeat";
> +		};
> +	};
> +};
> -- 
> 2.7.4
> 
> 
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