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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d 
 kernel/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
....@@ -1,47 +1,10 @@
1
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
12 /*
23  * at91-sama5d27_som1.dtsi - Device Tree file for SAMA5D27 SoM1 board
34  *
45  *  Copyright (c) 2017, Microchip Technology Inc.
56  *                2017 Cristian Birsan <cristian.birsan@microchip.com>
67  *                2017 Claudiu Beznea <claudiu.beznea@microchip.com>
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- *
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- * This file is dual-licensed: you can use it either under the terms
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- * of the GPL or the X11 license, at your option. Note that this dual
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- * licensing only applies to this file, and not this project as a
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- * whole.
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- *
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- *  a) This file is free software; you can redistribute it and/or
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- *     modify it under the terms of the GNU General Public License as
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- *     published by the Free Software Foundation; either version 2 of the
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- *     License, or (at your option) any later version.
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- *
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- *     This file is distributed in the hope that it will be useful,
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- *     but WITHOUT ANY WARRANTY; without even the implied warranty of
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- *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- *     GNU General Public License for more details.
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- *
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- * Or, alternatively,
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- *
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- *  b) Permission is hereby granted, free of charge, to any person
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- *     obtaining a copy of this software and associated documentation
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- *     files (the "Software"), to deal in the Software without
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- *     restriction, including without limitation the rights to use,
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- *     copy, modify, merge, publish, distribute, sublicense, and/or
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- *     sell copies of the Software, and to permit persons to whom the
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- *     Software is furnished to do so, subject to the following
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- *     conditions:
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- *
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- *     The above copyright notice and this permission notice shall be
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- *     included in all copies or substantial portions of the Software.
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- *
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- *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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- *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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- *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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- *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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- *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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- *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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- *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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- *     OTHER DEALINGS IN THE SOFTWARE.
458  */
469 #include "sama5d2.dtsi"
4710 #include "sama5d2-pinfunc.h"
....@@ -49,6 +12,10 @@
4912 / {
5013 	model = "Atmel SAMA5D27 SoM1";
5114 	compatible = "atmel,sama5d27-som1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
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+
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+	aliases {
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+		i2c0	= &i2c0;
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+	};
5219 
5320 	clocks {
5421 		slow_xtal {
....@@ -61,7 +28,57 @@
6128 	};
6229 
6330 	ahb {
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+		sdmmc0: sdio-host@a0000000 {
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+			microchip,sdcal-inverted;
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+		};
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+
6435 		apb {
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+			qspi1: spi@f0024000 {
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+				pinctrl-names = "default";
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+				pinctrl-0 = <&pinctrl_qspi1_default>;
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+
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+				flash@0 {
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+					#address-cells = <1>;
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+					#size-cells = <1>;
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+					compatible = "jedec,spi-nor";
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+					reg = <0>;
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+					spi-max-frequency = <80000000>;
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+					spi-tx-bus-width = <4>;
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+					spi-rx-bus-width = <4>;
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+					m25p,fast-read;
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+
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+					at91bootstrap@00000000 {
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+						label = "at91bootstrap";
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+						reg = <0x00000000 0x00040000>;
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+					};
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+
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+					bootloader@00040000 {
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+						label = "bootloader";
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+						reg = <0x00040000 0x000c0000>;
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+					};
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+
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+					bootloaderenvred@00100000 {
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+						label = "bootloader env redundant";
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+						reg = <0x00100000 0x00040000>;
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+					};
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+
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+					bootloaderenv@00140000 {
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+						label = "bootloader env";
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+						reg = <0x00140000 0x00040000>;
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+					};
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+
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+					dtb@00180000 {
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+						label = "device tree";
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+						reg = <0x00180000 0x00080000>;
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+					};
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+
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+					kernel@00200000 {
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+						label = "kernel";
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+						reg = <0x00200000 0x00600000>;
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+					};
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+				};
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+			};
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+
6582 			macb0: ethernet@f8008000 {
6683 				pinctrl-names = "default";
6784 				pinctrl-0 = <&pinctrl_macb0_default>;
....@@ -76,7 +93,41 @@
7693 				};
7794 			};
7895 
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+			i2c0: i2c@f8028000 {
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+				dmas = <0>, <0>;
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+				pinctrl-names = "default";
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+				pinctrl-0 = <&pinctrl_i2c0_default>;
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+				status = "okay";
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+
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+				at24@50 {
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+					compatible = "24c02";
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+					reg = <0x50>;
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+					pagesize = <8>;
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+				};
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+			};
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+
79109 			pinctrl@fc038000 {
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+				pinctrl_i2c0_default: i2c0_default {
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+					pinmux = <PIN_PD21__TWD0>,
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+						 <PIN_PD22__TWCK0>;
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+					bias-disable;
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+				};
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+
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+				pinctrl_qspi1_default: qspi1_default {
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+					sck_cs {
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+						pinmux = <PIN_PB5__QSPI1_SCK>,
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+							 <PIN_PB6__QSPI1_CS>;
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+						bias-disable;
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+					};
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+
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+					data {
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+						pinmux = <PIN_PB7__QSPI1_IO0>,
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+							 <PIN_PB8__QSPI1_IO1>,
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+							 <PIN_PB9__QSPI1_IO2>,
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+							 <PIN_PB10__QSPI1_IO3>;
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+						bias-pull-up;
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+					};
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+				};
80131 
81132 				pinctrl_macb0_default: macb0_default {
82133 					pinmux = <PIN_PD9__GTXCK>,