Merge tag 'at91-dt-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux into arm/dt

AT91 DT #1 for 5.17:

- 2 low priority fixes about pin function for sama7g5 and better
  tailored mmc interface on sama5d2 xplained
- Addition of the Microchip EVB-KSZ9477: a Gigabit Ethernet
  managed Switch Evaluation Board
- QSPI: addition of sama5d2 clock name and nodes for new sama7g7 and its
  associated Evaluation Kit

* tag 'at91-dt-5.17' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
  ARM: dts: at91: sama7g5ek: Add QSPI0 node
  ARM: dts: at91: sama7g5: Add QSPI nodes
  ARM: dts: at91: sama5d2: Name the qspi clock
  ARM: dts: at91: add Microchip EVB-KSZ9477 board
  ARM: dts: at91: sama5d2_xplained: remove PA11__SDMMC0_VDDSEL from pinctrl
  ARM: dts: at91: update alternate function of signal PD20

Link: https://lore.kernel.org/r/20211213161451.90786-1-nicolas.ferre@microchip.com
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

7 files changed, 318 insertions, 4 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 0de64f237cd8..f79585f6e80b 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -61,6 +61,7 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
 	at91-sama5d2_icp.dtb \
 	at91-sama5d2_ptc_ek.dtb \
 	at91-sama5d2_xplained.dtb \
+	at91-sama5d3_ksz9477_evb.dtb \
 	at91-sama5d3_xplained.dtb \
 	at91-dvk_som60.dtb \
 	at91-gatwick.dtb \
diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index b1e854f658de..9bf2ec0ba3e2 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
@@ -66,7 +66,7 @@
 			pinctrl-names = "default";
 			pinctrl-0 = <&pinctrl_sdmmc0_default>;
 			non-removable;
-			mmc-ddr-1_8v;
+			mmc-ddr-3_3v;
 			status = "okay";
 		};
 
@@ -619,10 +619,9 @@
 						bias-disable;
 					};
 
-					ck_cd_rstn_vddsel {
+					ck_cd_rstn {
 						pinmux = <PIN_PA0__SDMMC0_CK>,
 							 <PIN_PA10__SDMMC0_RSTN>,
-							 <PIN_PA11__SDMMC0_VDDSEL>,
 							 <PIN_PA13__SDMMC0_CD>;
 						bias-disable;
 					};
diff --git a/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts b/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts
new file mode 100644
index 000000000000..443e8b022897
--- /dev/null
+++ b/arch/arm/boot/dts/at91-sama5d3_ksz9477_evb.dts
@@ -0,0 +1,209 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (c) 2021 Oleksij Rempel <kernel@pengutronix.de>, Pengutronix
+ */
+/dts-v1/;
+#include "sama5d36.dtsi"
+
+/ {
+	model = "EVB-KSZ9477";
+	compatible = "microchip,sama5d3-ksz9477-evb", "atmel,sama5d36",
+		     "atmel,sama5d3", "atmel,sama5";
+
+	chosen {
+		stdout-path = &dbgu;
+	};
+
+	reg_3v3: regulator-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "3v3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	reg_vcc_mmc0: regulator-mmc0 {
+		compatible = "regulator-fixed";
+		pinctrl-names = "default";
+		pinctrl-0 = <&pinctrl_mcc0_vcc>;
+		regulator-name = "mmc0-vcc";
+		regulator-max-microvolt = <3300000>;
+		regulator-min-microvolt = <3300000>;
+		gpio = <&pioE 2 GPIO_ACTIVE_LOW>;
+	};
+};
+
+&dbgu {
+	status = "okay";
+};
+
+&ebi {
+	pinctrl-0 = <&pinctrl_ebi_nand_addr>;
+	pinctrl-names = "default";
+	status = "okay";
+};
+
+&i2c0 {
+	pinctrl-0 = <&pinctrl_i2c0_pu>;
+	status = "okay";
+};
+
+&macb0 {
+	phy-mode = "rgmii";
+	status = "okay";
+
+	fixed-link {
+		speed = <1000>;
+		full-duplex;
+	};
+};
+
+&main_xtal {
+	clock-frequency = <12000000>;
+};
+
+&mmc0 {
+	pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3
+		     &pinctrl_mmc0_dat4_7 &pinctrl_mmc0_cd>;
+	status = "okay";
+
+	slot@0 {
+		reg = <0>;
+		bus-width = <8>;
+		cd-gpios = <&pioE 0 GPIO_ACTIVE_LOW>;
+		disable-wp;
+		vmmc-supply = <&reg_vcc_mmc0>;
+		vqmmc-supply = <&reg_3v3>;
+	};
+};
+
+&nand_controller {
+	status = "okay";
+
+	nand@3 {
+		reg = <0x3 0x0 0x2>;
+		atmel,rb = <0>;
+		nand-bus-width = <8>;
+		nand-ecc-mode = "hw";
+		nand-ecc-strength = <4>;
+		nand-ecc-step-size = <512>;
+		nand-on-flash-bbt;
+		label = "atmel_nand";
+	};
+};
+
+&slow_xtal {
+	clock-frequency = <32768>;
+};
+
+&spi0 {
+	cs-gpios = <&pioD 13 GPIO_ACTIVE_LOW>, <0>, <0>,
+		   <&pioD 16 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
+&spi1 {
+	pinctrl-0 = <&pinctrl_spi_ksz>;
+	cs-gpios = <&pioC 25 GPIO_ACTIVE_LOW>;
+	status = "okay";
+
+	switch@0 {
+		compatible = "microchip,ksz9477";
+		reg = <0>;
+		spi-max-frequency = <1000000>;
+		spi-cpha;
+		spi-cpol;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				reg = <0>;
+				label = "lan1";
+			};
+
+			port@1 {
+				reg = <1>;
+				label = "lan2";
+			};
+
+			port@2 {
+				reg = <2>;
+				label = "lan3";
+			};
+
+			port@3 {
+				reg = <3>;
+				label = "lan4";
+			};
+
+			port@4 {
+				reg = <4>;
+				label = "lan5";
+			};
+
+			port@5 {
+				reg = <5>;
+				label = "cpu";
+				ethernet = <&macb0>;
+				phy-mode = "rgmii-txid";
+
+				fixed-link {
+					speed = <1000>;
+					full-duplex;
+				};
+			};
+		};
+	};
+};
+
+&usb0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_usba_vbus>;
+	atmel,vbus-gpio = <&pioE 9 GPIO_ACTIVE_HIGH>;
+	status = "okay";
+};
+
+&pinctrl {
+	board {
+		pinctrl_i2c0_pu: i2c0-pu {
+			atmel,pins =
+				<AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+				<AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+		};
+
+		pinctrl_mmc0_cd: mmc0-cd {
+			atmel,pins = <AT91_PIOE 0 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+		};
+
+		pinctrl_mcc0_vcc: mmc0-vcc {
+			atmel,pins = <AT91_PIOE 2 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
+		};
+
+		pinctrl_spi_ksz: spi-ksz {
+			atmel,pins =
+				<
+				/* SPI1_MISO */
+				AT91_PIOC 22 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+				/* SPI1_MOSI */
+				AT91_PIOC 23 AT91_PERIPH_A AT91_PINCTRL_NONE
+				/* SPI1_SPCK */
+				AT91_PIOC 24 AT91_PERIPH_A AT91_PINCTRL_NONE
+
+				/* SPI CS */
+				AT91_PIOC 25 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
+				/* switch IRQ */
+				AT91_PIOB 28 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH
+				/* switch PME_N, SoC IN */
+				AT91_PIOC 30 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP
+				/* switch RST */
+				AT91_PIOC 31 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH
+				>;
+		};
+
+		pinctrl_usba_vbus: usba-vbus {
+			atmel,pins =
+				<AT91_PIOE 9 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
+		};
+	};
+};
diff --git a/arch/arm/boot/dts/at91-sama7g5ek.dts b/arch/arm/boot/dts/at91-sama7g5ek.dts
index 0e1975c6812e..ccf9e224da78 100644
--- a/arch/arm/boot/dts/at91-sama7g5ek.dts
+++ b/arch/arm/boot/dts/at91-sama7g5ek.dts
@@ -13,6 +13,7 @@
 #include "sama7g5.dtsi"
 #include <dt-bindings/mfd/atmel-flexcom.h>
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/pinctrl/at91.h>
 
 / {
 	model = "Microchip SAMA7G5-EK";
@@ -134,6 +135,59 @@
 	cpu-supply = <&vddcpu>;
 };
 
+&qspi0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_qspi>;
+	status = "okay";
+
+	flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <133000000>;
+		spi-tx-bus-width = <8>;
+		spi-rx-bus-width = <8>;
+		m25p,fast-read;
+
+		at91bootstrap@0 {
+			label = "ospi: at91bootstrap";
+			reg = <0x0 0x40000>;
+		};
+
+		bootloader@40000 {
+			label = "ospi: bootloader";
+			reg = <0x40000 0xc0000>;
+		};
+
+		bootloaderenvred@100000 {
+			label = "ospi: bootloader env redundant";
+			reg = <0x100000 0x40000>;
+		};
+
+		bootloaderenv@140000 {
+			label = "ospi: bootloader env";
+			reg = <0x140000 0x40000>;
+		};
+
+		dtb@180000 {
+			label = "ospi: device tree";
+			reg = <0x180000 0x80000>;
+		};
+
+		kernel@200000 {
+			label = "ospi: kernel";
+			reg = <0x200000 0x600000>;
+		};
+
+		rootfs@800000 {
+			label = "ospi: rootfs";
+			reg = <0x800000 0x7800000>;
+		};
+
+	};
+};
+
 &dma0 {
 	status = "okay";
 };
@@ -555,6 +609,25 @@
 		bias-disable;
 	};
 
+	pinctrl_qspi: qspi {
+		pinmux = <PIN_PB12__QSPI0_IO0>,
+			 <PIN_PB11__QSPI0_IO1>,
+			 <PIN_PB10__QSPI0_IO2>,
+			 <PIN_PB9__QSPI0_IO3>,
+			 <PIN_PB16__QSPI0_IO4>,
+			 <PIN_PB17__QSPI0_IO5>,
+			 <PIN_PB18__QSPI0_IO6>,
+			 <PIN_PB19__QSPI0_IO7>,
+			 <PIN_PB13__QSPI0_CS>,
+			 <PIN_PB14__QSPI0_SCK>,
+			 <PIN_PB15__QSPI0_SCKN>,
+			 <PIN_PB20__QSPI0_DQS>,
+			 <PIN_PB21__QSPI0_INT>;
+		bias-disable;
+		slew-rate = <0>;
+		atmel,drive-strength = <ATMEL_PIO_DRVSTR_HI>;
+	};
+
 	pinctrl_sdmmc0_default: sdmmc0_default {
 		cmd_data {
 			pinmux = <PIN_PA1__SDMMC0_CMD>,
diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index 801969c113d6..09c741e8ecb8 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -288,6 +288,7 @@
 				reg-names = "qspi_base", "qspi_mmap";
 				interrupts = <52 IRQ_TYPE_LEVEL_HIGH 7>;
 				clocks = <&pmc PMC_TYPE_PERIPHERAL 52>;
+				clock-names = "pclk";
 				#address-cells = <1>;
 				#size-cells = <0>;
 				status = "disabled";
@@ -299,6 +300,7 @@
 				reg-names = "qspi_base", "qspi_mmap";
 				interrupts = <53 IRQ_TYPE_LEVEL_HIGH 7>;
 				clocks = <&pmc PMC_TYPE_PERIPHERAL 53>;
+				clock-names = "pclk";
 				#address-cells = <1>;
 				#size-cells = <0>;
 				status = "disabled";
diff --git a/arch/arm/boot/dts/sama7g5-pinfunc.h b/arch/arm/boot/dts/sama7g5-pinfunc.h
index 22fe9e522a97..4eb30445d205 100644
--- a/arch/arm/boot/dts/sama7g5-pinfunc.h
+++ b/arch/arm/boot/dts/sama7g5-pinfunc.h
@@ -765,7 +765,7 @@
 #define PIN_PD20__PCK0			PINMUX_PIN(PIN_PD20, 1, 3)
 #define PIN_PD20__FLEXCOM2_IO3		PINMUX_PIN(PIN_PD20, 2, 2)
 #define PIN_PD20__PWMH3			PINMUX_PIN(PIN_PD20, 3, 4)
-#define PIN_PD20__CANTX4		PINMUX_PIN(PIN_PD20, 5, 2)
+#define PIN_PD20__CANTX4		PINMUX_PIN(PIN_PD20, 4, 2)
 #define PIN_PD20__FLEXCOM5_IO0		PINMUX_PIN(PIN_PD20, 6, 5)
 #define PIN_PD21			117
 #define PIN_PD21__GPIO			PINMUX_PIN(PIN_PD21, 0, 0)
diff --git a/arch/arm/boot/dts/sama7g5.dtsi b/arch/arm/boot/dts/sama7g5.dtsi
index 7039311bf678..eddcfbf4d223 100644
--- a/arch/arm/boot/dts/sama7g5.dtsi
+++ b/arch/arm/boot/dts/sama7g5.dtsi
@@ -181,6 +181,36 @@
 			clock-names = "t0_clk", "t1_clk", "t2_clk", "slow_clk";
 		};
 
+		qspi0: spi@e080c000 {
+			compatible = "microchip,sama7g5-ospi";
+			reg = <0xe080c000 0x400>, <0x20000000 0x10000000>;
+			reg-names = "qspi_base", "qspi_mmap";
+			interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(41)>,
+			       <&dma0 AT91_XDMAC_DT_PERID(40)>;
+			dma-names = "tx", "rx";
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 78>, <&pmc PMC_TYPE_GCK 78>;
+			clock-names = "pclk", "gclk";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
+		qspi1: spi@e0810000 {
+			compatible = "microchip,sama7g5-qspi";
+			reg = <0xe0810000 0x400>, <0x30000000 0x10000000>;
+			reg-names = "qspi_base", "qspi_mmap";
+			interrupts = <GIC_SPI 79 IRQ_TYPE_LEVEL_HIGH>;
+			dmas = <&dma0 AT91_XDMAC_DT_PERID(43)>,
+			       <&dma0 AT91_XDMAC_DT_PERID(42)>;
+			dma-names = "tx", "rx";
+			clocks = <&pmc PMC_TYPE_PERIPHERAL 79>, <&pmc PMC_TYPE_GCK 79>;
+			clock-names = "pclk", "gclk";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			status = "disabled";
+		};
+
 		adc: adc@e1000000 {
 			compatible = "microchip,sama7g5-adc";
 			reg = <0xe1000000 0x200>;