AT91 DT #1 for 5.16:

- Addition of a new variant in the sama5d2 family: the sama5d29 with significant updates being CAN and Ethernet controllers; - Add support for Exegin Q5xR5 and CalAmp LMU5000 boards which were maintained up to this moment, separately, in OpenWrt tree; - Two more boards gained I2C bus recovery support; - Tse850 updated with one Ethernet fix; - Sama7g5ek gained ADC nodes and sama5d27_wlsom1 WiFi support. -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQQ5TRCVIBiyi/S+BG4fOrpwrNPNDAUCYWQuQwAKCRAfOrpwrNPN DP3CAQCOSNWmCOwvlWJdu7/FjsxPsPXmUyUHW0oAFF80sEkaBQEAiN6QlIDvTB9U Cxn/wYe2zbQ+vJbqkuODTqK104OUdA4= =Ph50 -----END PGP SIGNATURE----- gpgsig -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEo6/YBQwIrVS28WGKmmx57+YAGNkFAmFkoI8ACgkQmmx57+YA GNk9QQ/9F0jWoBA1RQDZgIpBQFL/3tPbtuIpMT3nY7zGTecKEZAYjAPI104d30HK 0yVHCGlV9fAW+eHqq6szyNQhzncvz/aeUrYuyb9gffPOSvdVa3CwRxOFNu86vEWS cTn/DzqfJ1PunP7nMppD7smWEhWyqpc7TmApkXCPyiWOLhJvCYTVf7xdqGiKvMDo ou9eNTyeMa0Abn38rnXu3mqmHbPC4wV6EeeOsSwZhrguf3sLuFk4dGWmdYzbC4Jo ZxTkFEFxQWZyj26lP3E91Ok+F0+BOycTfRno8WSiLUL2cQhOh/MuU9wvQatWPpZM RW8XIx8GlFgc5ffYUSVXxSlcrjyL+6w2PxCXaak6+7lC/tTRe/vXXRSi71yb2Yxw p+zZCI9Agves5pqTnh8TFlMzidO57xLJLDTsYUzsHJgDwJ+mv/hIdg4j84VsMSnj T5tU0FqX9ut8xGZduICFg3UtTOn41XiJH9L87hymaheMlVUJQb3X0eV9lUg8pOv2 Bb7i/68uA+Aa0UxLRtnwfZkskXJ5Rcx0hhmcfZPKOjr3K/TLO2ZUtSQY/dcOqh4i ogzvJTggxgYKi88OXECHjO/WV/i8JYivQzwtMkIjR9YuSEBmlNzdzX7VYk/MZOWj xJe70iIei7pPVtqIp0D3H/0xzC5XD9SxphDsYUbCh2iFumLSFcI= =FHko -----END PGP SIGNATURE----- Merge tag 'at91-dt-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into arm/dt AT91 DT #1 for 5.16: - Addition of a new variant in the sama5d2 family: the sama5d29 with significant updates being CAN and Ethernet controllers; - Add support for Exegin Q5xR5 and CalAmp LMU5000 boards which were maintained up to this moment, separately, in OpenWrt tree; - Two more boards gained I2C bus recovery support; - Tse850 updated with one Ethernet fix; - Sama7g5ek gained ADC nodes and sama5d27_wlsom1 WiFi support. * tag 'at91-dt-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux: ARM: at91: dts: sama5d29: Add dtsi file for sama5d29 ARM: dts: at91-sama5d2_icp.dts: Added I2C bus recovery support ARM: dts: at91: tse850: the emac<->phy interface is rmii ARM: dts: at91: add Exegin Q5xR5 board dt-bindings: ARM: at91: document exegin q5xr5 board dt-bindings: add vendor prefix for exegin ARM: dts: at91: add CalAmp LMU5000 board dt-bindings: ARM: at91: document CalAmp LMU5000 board dt-bindings: add vendor prefix for calamp ARM: dts: at91: at91sam9260: add pinctrl label ARM: dts: at91-sama5d27_som1_ek: Added I2C bus recovery support ARM: dts: at91: sama7g5ek: enable ADC on the board ARM: dts: at91: sama7g5: add node for the ADC ARM: dts: at91: sama5d27_wlsom1: add wifi device Link: https://lore.kernel.org/r/20211011123438.16562-1-nicolas.ferre@microchip.com Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2026-05-28 09:04:39 +02:00 · 2021-10-11 22:37:33 +02:00 · 2021-10-11 22:37:33 +02:00 · 8071974c83
commit 8071974c83
parent c3bb12ba7f 4c46b991ba
14 changed files with 528 additions and 7 deletions
--- a/Documentation/devicetree/bindings/arm/atmel-at91.yaml
+++ b/Documentation/devicetree/bindings/arm/atmel-at91.yaml
@ -126,6 +126,18 @@ properties:
          - const: atmel,sama5d3
          - const: atmel,sama5

+      - description: CalAmp LMU5000 board
+        items:
+          - const: calamp,lmu5000
+          - const: atmel,at91sam9g20
+          - const: atmel,at91sam9
+
+      - description: Exegin Q5xR5 board
+        items:
+          - const: exegin,q5xr5
+          - const: atmel,at91sam9g20
+          - const: atmel,at91sam9
+
      - items:
          - enum:
              - atmel,sama5d31
--- a/Documentation/devicetree/bindings/vendor-prefixes.yaml
+++ b/Documentation/devicetree/bindings/vendor-prefixes.yaml
@ -191,6 +191,8 @@ patternProperties:
    description: B&R Industrial Automation GmbH
  "^bticino,.*":
    description: Bticino International
+  "^calamp,.*":
+    description: CalAmp Corp.
  "^calaosystems,.*":
    description: CALAO Systems SAS
  "^calxeda,.*":
@ -395,6 +397,8 @@ patternProperties:
    description: Exar Corporation
  "^excito,.*":
    description: Excito
+  "^exegin,.*":
+    description: Exegin Technologies Limited
  "^ezchip,.*":
    description: EZchip Semiconductor
  "^facebook,.*":
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@ -25,6 +25,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
 	usb_a9263.dtb \
 	at91-foxg20.dtb \
 	at91-kizbox.dtb \
+	at91-lmu5000.dtb \
 	at91sam9g20ek.dtb \
 	at91sam9g20ek_2mmc.dtb \
 	tny_a9g20.dtb \
@ -40,6 +41,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
 	at91-kizboxmini-base.dtb \
 	at91-kizboxmini-mb.dtb \
 	at91-kizboxmini-rd.dtb \
+	at91-q5xr5.dtb \
 	at91-smartkiz.dtb \
 	at91-wb45n.dtb \
 	at91sam9g15ek.dtb \
--- a/arch/arm/boot/dts/at91-lmu5000.dts
+++ b/arch/arm/boot/dts/at91-lmu5000.dts
@ -0,0 +1,147 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Device Tree file for CalAmp LMU5000 board
+ *
+ * Copyright (C) 2013 Adam Porter <porter.adam@gmail.com>
+ */
+
+/dts-v1/;
+#include "at91sam9g20.dtsi"
+
+/ {
+	model = "CalAmp LMU5000";
+	compatible = "calamp,lmu5000", "atmel,at91sam9g20", "atmel,at91sam9";
+
+	chosen {
+		bootargs = "mem=64M console=ttyS0,115200 rootfstype=jffs2";
+	};
+
+	memory {
+		reg = <0x20000000 0x4000000>;
+	};
+
+	clocks {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		main_clock: clock@0 {
+			compatible = "atmel,osc", "fixed-clock";
+			clock-frequency = <18432000>;
+		};
+	};
+};
+
+&dbgu {
+	status = "okay";
+};
+
+&ebi {
+	status = "okay";
+
+	nand_controller: nand-controller {
+		pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
+		pinctrl-names = "default";
+		status = "okay";
+
+		nand@3 {
+			reg = <0x3 0x0 0x800000>;
+			rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
+			cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
+			nand-bus-width = <8>;
+			nand-ecc-mode = "soft";
+			nand-on-flash-bbt;
+			label = "atmel_nand";
+			status = "okay";
+
+			partitions {
+				compatible = "fixed-partitions";
+				#address-cells = <1>;
+				#size-cells = <1>;
+
+				kernel@0 {
+					label = "kernel";
+					reg = <0x0 0x400000>;
+				};
+
+				rootfs@400000 {
+					label = "rootfs";
+					reg = <0x400000 0x3C00000>;
+				};
+
+				user1@4000000 {
+					label = "user1";
+					reg = <0x4000000 0x2000000>;
+				};
+
+				user2@6000000 {
+					label = "user2";
+					reg = <0x6000000 0x2000000>;
+				};
+			};
+		};
+	};
+};
+
+&macb0 {
+	phy-mode = "mii";
+	status = "okay";
+};
+
+&pinctrl {
+	board {
+		pinctrl_pck0_as_mck: pck0_as_mck {
+			atmel,pins = <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+		};
+	};
+
+	usb0 {
+		pinctrl_usb1_vbus_gpio: usb0_vbus_gpio {
+			atmel,pins = <AT91_PIOC 5 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+		};
+	};
+};
+
+&ssc0 {
+	status = "okay";
+	pinctrl-0 = <&pinctrl_ssc0_tx>;
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	status = "okay";
+};
+
+&usart0 {
+	pinctrl-0 =
+		<&pinctrl_usart0
+		 &pinctrl_usart0_rts
+		 &pinctrl_usart0_cts
+		 &pinctrl_usart0_dtr_dsr
+		 &pinctrl_usart0_dcd
+		 &pinctrl_usart0_ri>;
+	status = "okay";
+};
+
+&usart2 {
+	status = "okay";
+};
+
+&usb0 {
+	num-ports = <2>;
+	status = "okay";
+};
+
+&usb1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usb1_vbus_gpio>;
+	atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+};
+
+&watchdog {
+	status = "okay";
+};
--- a/arch/arm/boot/dts/at91-q5xr5.dts
+++ b/arch/arm/boot/dts/at91-q5xr5.dts
@ -0,0 +1,199 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Device Tree file for Exegin Q5xR5 board
+ *
+ * Copyright (C) 2014 Owen Kirby <osk@exegin.com>
+ */
+
+/dts-v1/;
+#include "at91sam9g20.dtsi"
+
+/ {
+	model = "Exegin Q5x (rev5)";
+	compatible = "exegin,q5xr5", "atmel,at91sam9g20", "atmel,at91sam9";
+
+	chosen {
+		bootargs = "console=ttyS0,115200 rootfstype=squashfs,jffs2";
+	};
+
+	memory {
+		reg = <0x20000000 0x0>;
+	};
+
+	clocks {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		main_clock: clock@0 {
+			compatible = "atmel,osc", "fixed-clock";
+			clock-frequency = <18432000>;
+		};
+
+		slow_xtal {
+			clock-frequency = <32768>;
+		};
+
+		main_xtal {
+			clock-frequency = <18432000>;
+		};
+	};
+};
+
+&dbgu {
+	status = "okay";
+};
+
+&ebi {
+	status = "okay";
+
+	flash: flash@0 {
+		compatible = "cfi-flash";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		reg = <0x0 0x1000000 0x800000>;
+		bank-width = <2>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			kernel@0 {
+				label = "kernel";
+				reg = <0x0 0x200000>;
+			};
+
+			rootfs@200000 {
+				label = "rootfs";
+				reg = <0x200000 0x600000>;
+			};
+		};
+	};
+};
+
+&macb0 {
+	phy-mode = "mii";
+	status = "okay";
+};
+
+&pinctrl {
+	board {
+		pinctrl_pck0_as_mck: pck0_as_mck {
+			atmel,pins = <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+		};
+	};
+
+	spi0 {
+		pinctrl_spi0: spi0-0 {
+			atmel,pins =
+				<AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
+				 AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE
+				 AT91_PIOA 2 AT91_PERIPH_A AT91_PINCTRL_NONE>;
+		};
+
+		pinctrl_spi0_npcs0: spi0_npcs0 {
+			atmel,pins = <AT91_PIOA 3 AT91_PERIPH_A AT91_PINCTRL_NONE>;
+		};
+
+		pinctrl_spi0_npcs1: spi0_npcs1 {
+			atmel,pins = <AT91_PIOC 11 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+		};
+	};
+
+	spi1 {
+		pinctrl_spi1: spi1-0 {
+			atmel,pins =
+				<AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE
+				 AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_NONE
+				 AT91_PIOB 2 AT91_PERIPH_A AT91_PINCTRL_NONE>;
+		};
+
+		pinctrl_spi1_npcs0: spi1_npcs0 {
+			atmel,pins = <AT91_PIOB 3 AT91_PERIPH_A AT91_PINCTRL_NONE>;
+		};
+
+		pinctrl_spi1_npcs1: spi1_npcs1 {
+			atmel,pins = <AT91_PIOC 5 AT91_PERIPH_B AT91_PINCTRL_NONE>;
+		};
+	};
+};
+
+&spi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi0 &pinctrl_spi0_npcs0 &pinctrl_spi0_npcs1>;
+	cs-gpios = <&pioA 3 GPIO_ACTIVE_HIGH>, <&pioC 11 GPIO_ACTIVE_LOW>, <0>, <0>;
+	status = "okay";
+
+	m25p80@0 {
+		compatible = "jedec,spi-nor";
+		spi-max-frequency = <20000000>;
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <1>;
+
+		at91boot@0 {
+			label = "at91boot";
+			reg = <0x0 0x4000>;
+		};
+
+		uenv@4000 {
+			label = "uboot-env";
+			reg = <0x4000 0x4000>;
+		};
+
+		uboot@8000 {
+			label = "uboot";
+			reg = <0x8000 0x3E000>;
+		};
+	};
+
+	spidev@1 {
+		compatible = "spidev";
+		spi-max-frequency = <2000000>;
+		reg = <1>;
+	};
+};
+
+&spi1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_spi1 &pinctrl_spi1_npcs0 &pinctrl_spi1_npcs1>;
+	cs-gpios = <&pioB 3 GPIO_ACTIVE_HIGH>, <&pioC 5 GPIO_ACTIVE_LOW>, <0>, <0>;
+	status = "okay";
+
+	spidev@0 {
+		compatible = "spidev";
+		spi-max-frequency = <2000000>;
+		reg = <0>;
+	};
+
+	spidev@1 {
+		compatible = "spidev";
+		spi-max-frequency = <2000000>;
+		reg = <1>;
+	};
+};
+
+&usart0 {
+	pinctrl-0 =
+		<&pinctrl_usart0
+		 &pinctrl_usart0_rts
+		 &pinctrl_usart0_cts
+		 &pinctrl_usart0_dtr_dsr
+		 &pinctrl_usart0_dcd
+		 &pinctrl_usart0_ri>;
+	status = "okay";
+};
+
+&usb0 {
+	num-ports = <2>;
+	status = "okay";
+};
+
+&usb1 {
+	status = "okay";
+};
+
+&watchdog {
+	status = "okay";
+};
--- a/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
+++ b/arch/arm/boot/dts/at91-sama5d27_som1.dtsi
@ -8,6 +8,7 @@
 */
 #include "sama5d2.dtsi"
 #include "sama5d2-pinfunc.h"
+#include <dt-bindings/gpio/gpio.h>

 / {
 	model = "Atmel SAMA5D27 SoM1";
@ -95,8 +96,11 @@ ethernet-phy@7 {

 			i2c0: i2c@f8028000 {
 				dmas = <0>, <0>;
-				pinctrl-names = "default";
+				pinctrl-names = "default", "gpio";
 				pinctrl-0 = <&pinctrl_i2c0_default>;
+				pinctrl-1 = <&pinctrl_i2c0_gpio>;
+				sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
+				scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 				status = "okay";

 				at24@50 {
@ -113,6 +117,12 @@ pinctrl_i2c0_default: i2c0_default {
 					bias-disable;
 				};

+				pinctrl_i2c0_gpio: i2c0_gpio {
+					pinmux = <PIN_PD21__GPIO>,
+						 <PIN_PD22__GPIO>;
+					bias-disable;
+				};
+
 				pinctrl_qspi1_default: qspi1_default {
 					sck_cs {
 						pinmux = <PIN_PB5__QSPI1_SCK>,
--- a/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
+++ b/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
@ -131,8 +131,11 @@ i2c3: i2c@600 {
 					i2c-analog-filter;
 					i2c-digital-filter;
 					i2c-digital-filter-width-ns = <35>;
-					pinctrl-names = "default";
+					pinctrl-names = "default", "gpio";
 					pinctrl-0 = <&pinctrl_mikrobus_i2c>;
+					pinctrl-1 = <&pinctrl_i2c3_gpio>;
+					sda-gpios = <&pioA PIN_PA24 GPIO_ACTIVE_HIGH>;
+					scl-gpios = <&pioA PIN_PA23 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 					status = "okay";
 				};
 			};
@ -216,8 +219,11 @@ i2c1: i2c@fc028000 {
 				i2c-analog-filter;
 				i2c-digital-filter;
 				i2c-digital-filter-width-ns = <35>;
-				pinctrl-names = "default";
+				pinctrl-names = "default", "gpio";
 				pinctrl-0 = <&pinctrl_i2c1_default>;
+				pinctrl-1 = <&pinctrl_i2c1_gpio>;
+				sda-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_HIGH>;
+				scl-gpios = <&pioA PIN_PD5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 				status = "okay";
 			};

@ -253,6 +259,13 @@ pinctrl_i2c1_default: i2c1_default {
 					bias-disable;
 				};

+				pinctrl_i2c1_gpio: i2c1_gpio {
+                                        pinmux = <PIN_PD4__GPIO>,
+                                                 <PIN_PD5__GPIO>;
+                                        bias-disable;
+                                };
+
+
 				pinctrl_isc_base: isc_base {
 					pinmux = <PIN_PC21__ISC_PCK>,
 						 <PIN_PC22__ISC_VSYNC>,
@ -442,6 +455,12 @@ pinctrl_mikrobus_i2c: mikrobus1_i2c {
 					bias-disable;
 				};

+				pinctrl_i2c3_gpio: i2c3_gpio {
+					pinmux = <PIN_PA24__GPIO>,
+						 <PIN_PA23__GPIO>;
+					bias-disable;
+				};
+
 				pinctrl_flx4_default: flx4_uart_default {
 					pinmux = <PIN_PC28__FLEXCOM4_IO0>,
 						 <PIN_PC29__FLEXCOM4_IO1>,
--- a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
+++ b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi
@ -30,6 +30,14 @@ main_xtal {
 			clock-frequency = <24000000>;
 		};
 	};
+
+	wifi_pwrseq: wifi_pwrseq {
+		compatible = "mmc-pwrseq-wilc1000";
+		reset-gpios = <&pioA PIN_PA27 GPIO_ACTIVE_HIGH>;
+		powerdown-gpios = <&pioA PIN_PA29 GPIO_ACTIVE_HIGH>;
+		pinctrl-0 = <&pinctrl_wilc_pwrseq>;
+		pinctrl-names = "default";
+	};
 };

 &flx1 {
@ -310,5 +318,67 @@ pinctrl_qspi1_default: qspi1_default {
 			 <PIN_PB10__QSPI1_IO3>;
 		bias-pull-up;
 	};
+
+	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-disable;
+		};
+
+		conf-ck {
+			pinmux = <PIN_PA22__SDMMC1_CK>;
+			bias-disable;
+		};
+	};
+
+	pinctrl_wilc_default: wilc_default {
+		conf-irq {
+			pinmux = <PIN_PB25__GPIO>;
+			bias-disable;
+		};
+	};
+
+	pinctrl_wilc_pwrseq: wilc_pwrseq {
+		conf-ce-nrst {
+			pinmux = <PIN_PA27__GPIO>,
+				 <PIN_PA29__GPIO>;
+			bias-disable;
+		};
+
+		conf-rtcclk {
+			pinmux = <PIN_PB13__PCK1>;
+			bias-disable;
+		};
+	};
+};
+
+&sdmmc1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+	bus-width = <4>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_sdmmc1_default>;
+	mmc-pwrseq = <&wifi_pwrseq>;
+	no-1-8-v;
+	non-removable;
+	bus-width = <4>;
+	status = "okay";
+
+	wilc: wifi@0 {
+		reg = <0>;
+		compatible = "microchip,wilc1000";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_wilc_default>;
+		clocks = <&pmc PMC_TYPE_SYSTEM 9>;
+		clock-names = "rtc";
+		interrupts = <PIN_PB25 IRQ_TYPE_NONE>;
+		interrupt-parent = <&pioA>;
+		assigned-clocks = <&pmc PMC_TYPE_SYSTEM 9>;
+		assigned-clock-rates = <32768>;
+	};
 };

--- a/arch/arm/boot/dts/at91-sama5d2_icp.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_icp.dts
@ -307,8 +307,11 @@ regulator-state-mem {
 };

 &i2c0 { /* mikrobus i2c */
-	pinctrl-names = "default";
+	pinctrl-names = "default", "gpio";
 	pinctrl-0 = <&pinctrl_mikrobus_i2c>;
+	pinctrl-1 = <&pinctrl_i2c0_gpio>;
+	sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
+	scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 	i2c-digital-filter;
 	i2c-digital-filter-width-ns = <35>;
 	status = "okay";
@ -316,8 +319,11 @@ &i2c0 { /* mikrobus i2c */

 &i2c1 {
 	dmas = <0>, <0>;
-	pinctrl-names = "default";
+	pinctrl-names = "default", "gpio";
 	pinctrl-0 = <&pinctrl_i2c1_default>;
+	pinctrl-1 = <&pinctrl_i2c1_gpio>;
+	sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>;
+	scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
 	i2c-digital-filter;
 	i2c-digital-filter-width-ns = <35>;
 	status = "okay";
@ -402,6 +408,12 @@ pinctrl_i2c1_default: i2c1_default {
 		bias-disable;
 	};

+	pinctrl_i2c1_gpio: i2c1_gpio {
+                pinmux = <PIN_PD19__GPIO>,
+                         <PIN_PD20__GPIO>;
+                bias-disable;
+        };
+
 	pinctrl_key_gpio_default: key_gpio_default {
 		pinmux = <PIN_PD0__GPIO>;
 		bias-pull-up;
@ -463,6 +475,12 @@ pinctrl_mikrobus_i2c: mikrobus_i2c {
 		bias-disable;
 	};

+	pinctrl_i2c0_gpio: i2c0_gpio {
+		pinmux = <PIN_PD21__GPIO>,
+			 <PIN_PD22__GPIO>;
+		bias-disable;
+	};
+
 	pinctrl_mikrobus1_an: mikrobus1_an {
 		pinmux = <PIN_PD26__GPIO>;
 		bias-disable;
--- a/arch/arm/boot/dts/at91-sama7g5ek.dts
+++ b/arch/arm/boot/dts/at91-sama7g5ek.dts
@ -122,6 +122,14 @@ spdif_out: spdif-out {
 	};
 };

+&adc {
+	vddana-supply = <&vddout25>;
+	vref-supply = <&vddout25>;
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_mikrobus1_an_default &pinctrl_mikrobus2_an_default>;
+	status = "okay";
+};
+
 &cpu0 {
 	cpu-supply = <&vddcpu>;
 };
--- a/arch/arm/boot/dts/at91-tse850-3.dts
+++ b/arch/arm/boot/dts/at91-tse850-3.dts
@ -262,7 +262,7 @@ &pwm0 {
 &macb1 {
 	status = "okay";

-	phy-mode = "rgmii";
+	phy-mode = "rmii";

 	#address-cells = <1>;
 	#size-cells = <0>;
--- a/arch/arm/boot/dts/at91sam9260.dtsi
+++ b/arch/arm/boot/dts/at91sam9260.dtsi
@ -166,7 +166,7 @@ tcb1: timer@fffdc000 {
 				clock-names = "t0_clk", "t1_clk", "t2_clk", "slow_clk";
 			};

-			pinctrl@fffff400 {
+			pinctrl: pinctrl@fffff400 {
 				#address-cells = <1>;
 				#size-cells = <1>;
 				compatible = "atmel,at91rm9200-pinctrl", "simple-bus";
--- a/arch/arm/boot/dts/sama5d29.dtsi
+++ b/arch/arm/boot/dts/sama5d29.dtsi
@ -0,0 +1,16 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * sama5d29.dtsi - Device Tree Include file for SAMA5D29 SoC of the SAMA5D2
+ * family.
+ *
+ *  Copyright (C) 2021 Microchip Technology, Inc. and its subsidiaries
+ *
+ *  Author: Hari Prasath <Hari.PrasathGE@microchip.com>
+ *
+ */
+
+#include "sama5d2.dtsi"
+
+&macb0 {
+	compatible = "atmel,sama5d29-gem";
+};
--- a/arch/arm/boot/dts/sama7g5.dtsi
+++ b/arch/arm/boot/dts/sama7g5.dtsi
@ -137,6 +137,22 @@ ps_wdt: watchdog@e001d180 {
 			clocks = <&clk32k 0>;
 		};

+		adc: adc@e1000000 {
+			compatible = "microchip,sama7g5-adc";
+			reg = <0xe1000000 0x200>;
+			interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&pmc PMC_TYPE_GCK 26>;
+			assigned-clocks = <&pmc PMC_TYPE_GCK 26>;
+			assigned-clock-rates = <100000000>;
+			clock-names = "adc_clk";
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(0)>;
+			dma-names = "rx";
+			atmel,min-sample-rate-hz = <200000>;
+			atmel,max-sample-rate-hz = <20000000>;
+			atmel,startup-time-ms = <4>;
+			status = "disabled";
+		};
+
 		sdmmc0: mmc@e1204000 {
 			compatible = "microchip,sama7g5-sdhci", "microchip,sam9x60-sdhci";
 			reg = <0xe1204000 0x4000>;