Merge tag 'renesas-arm-dt-for-v5.20-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel into arm/dt

Renesas ARM DT updates for v5.20 (take two)

  - Ethernet MAC and switch support for the RZ/N1 SoC on the RZN1D-DB
    development board,
  - AA1024XD12 panel overlay support for the Draak, Ebisu, and
    Salvator-X(S) development boards,
  - Miscellaneous fixes and improvements.

* tag 'renesas-arm-dt-for-v5.20-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-devel:
  arm64: dts: renesas: Add panel overlay for Draak and Ebisu boards
  arm64: dts: renesas: Add panel overlay for Salvator-X(S) boards
  arm64: dts: renesas: Prepare AA1024XD12 panel .dtsi for overlay support
  arm64: dts: renesas: spider-cpu: Fix scif0/scif3 sort order
  ARM: dts: r9a06g032-rzn1d400-db: Add switch description
  dt-bindings: net: pcs: add bindings for Renesas RZ/N1 MII converter
  ARM: dts: r9a06g032: Describe switch
  ARM: dts: r9a06g032: Describe GMAC2
  ARM: dts: r9a06g032: Describe MII converter
  arm64: dts: renesas: r9a07g054l2-smarc: Correct SoC name in comment
  ARM: dts: renesas: Fix DA9063 watchdog subnode names
  arm64: dts: renesas: r8a779m8: Drop operating points above 1.5 GHz

Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnd Bergmann <[email protected]>

20 files changed, 555 insertions, 57 deletions

diff --git a/Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml b/Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml
new file mode 100644
index 000000000000..2d33bbab7163
--- /dev/null
+++ b/Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml
@@ -0,0 +1,171 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/pcs/renesas,rzn1-miic.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Renesas RZ/N1 MII converter
+
+maintainers:
+  - Clément Léger <[email protected]>
+
+description: |
+  This MII converter is present on the Renesas RZ/N1 SoC family. It is
+  responsible to do MII passthrough or convert it to RMII/RGMII.
+
+properties:
+  '#address-cells':
+    const: 1
+
+  '#size-cells':
+    const: 0
+
+  compatible:
+    items:
+      - enum:
+          - renesas,r9a06g032-miic
+      - const: renesas,rzn1-miic
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    items:
+      - description: MII reference clock
+      - description: RGMII reference clock
+      - description: RMII reference clock
+      - description: AHB clock used for the MII converter register interface
+
+  clock-names:
+    items:
+      - const: mii_ref
+      - const: rgmii_ref
+      - const: rmii_ref
+      - const: hclk
+
+  renesas,miic-switch-portin:
+    description: MII Switch PORTIN configuration. This value should use one of
+      the values defined in dt-bindings/net/pcs-rzn1-miic.h.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [1, 2]
+
+  power-domains:
+    maxItems: 1
+
+patternProperties:
+  "^mii-conv@[0-5]$":
+    type: object
+    description: MII converter port
+
+    properties:
+      reg:
+        description: MII Converter port number.
+        enum: [1, 2, 3, 4, 5]
+
+      renesas,miic-input:
+        description: Converter input port configuration. This value should use
+          one of the values defined in dt-bindings/net/pcs-rzn1-miic.h.
+        $ref: /schemas/types.yaml#/definitions/uint32
+
+    required:
+      - reg
+      - renesas,miic-input
+
+    additionalProperties: false
+
+    allOf:
+      - if:
+          properties:
+            reg:
+              const: 1
+        then:
+          properties:
+            renesas,miic-input:
+              const: 0
+      - if:
+          properties:
+            reg:
+              const: 2
+        then:
+          properties:
+            renesas,miic-input:
+              enum: [1, 11]
+      - if:
+          properties:
+            reg:
+              const: 3
+        then:
+          properties:
+            renesas,miic-input:
+              enum: [7, 10]
+      - if:
+          properties:
+            reg:
+              const: 4
+        then:
+          properties:
+            renesas,miic-input:
+              enum: [4, 6, 9, 13]
+      - if:
+          properties:
+            reg:
+              const: 5
+        then:
+          properties:
+            renesas,miic-input:
+              enum: [3, 5, 8, 12]
+
+required:
+  - '#address-cells'
+  - '#size-cells'
+  - compatible
+  - reg
+  - clocks
+  - clock-names
+  - power-domains
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/net/pcs-rzn1-miic.h>
+    #include <dt-bindings/clock/r9a06g032-sysctrl.h>
+
+    eth-miic@44030000 {
+      #address-cells = <1>;
+      #size-cells = <0>;
+      compatible = "renesas,r9a06g032-miic", "renesas,rzn1-miic";
+      reg = <0x44030000 0x10000>;
+      clocks = <&sysctrl R9A06G032_CLK_MII_REF>,
+              <&sysctrl R9A06G032_CLK_RGMII_REF>,
+              <&sysctrl R9A06G032_CLK_RMII_REF>,
+              <&sysctrl R9A06G032_HCLK_SWITCH_RG>;
+      clock-names = "mii_ref", "rgmii_ref", "rmii_ref", "hclk";
+      renesas,miic-switch-portin = <MIIC_GMAC2_PORT>;
+      power-domains = <&sysctrl>;
+
+      mii_conv1: mii-conv@1 {
+        renesas,miic-input = <MIIC_GMAC1_PORT>;
+        reg = <1>;
+      };
+
+      mii_conv2: mii-conv@2 {
+        renesas,miic-input = <MIIC_SWITCH_PORTD>;
+        reg = <2>;
+      };
+
+      mii_conv3: mii-conv@3 {
+        renesas,miic-input = <MIIC_SWITCH_PORTC>;
+        reg = <3>;
+      };
+
+      mii_conv4: mii-conv@4 {
+        renesas,miic-input = <MIIC_SWITCH_PORTB>;
+        reg = <4>;
+      };
+
+      mii_conv5: mii-conv@5 {
+        renesas,miic-input = <MIIC_SWITCH_PORTA>;
+        reg = <5>;
+      };
+    };
diff --git a/arch/arm/boot/dts/r8a7790-lager.dts b/arch/arm/boot/dts/r8a7790-lager.dts
index 57cd2fa72249..5ad5349a50dc 100644
--- a/arch/arm/boot/dts/r8a7790-lager.dts
+++ b/arch/arm/boot/dts/r8a7790-lager.dts
@@ -442,7 +442,7 @@
 				compatible = "dlg,da9063-rtc";
 			};
 
-			wdt {
+			watchdog {
 				compatible = "dlg,da9063-watchdog";
 			};
 		};
diff --git a/arch/arm/boot/dts/r8a7790-stout.dts b/arch/arm/boot/dts/r8a7790-stout.dts
index c802f9f13c18..fe14727eefe1 100644
--- a/arch/arm/boot/dts/r8a7790-stout.dts
+++ b/arch/arm/boot/dts/r8a7790-stout.dts
@@ -341,7 +341,7 @@
 			compatible = "dlg,da9063-rtc";
 		};
 
-		wdt {
+		watchdog {
 			compatible = "dlg,da9063-watchdog";
 		};
 	};
diff --git a/arch/arm/boot/dts/r8a7791-koelsch.dts b/arch/arm/boot/dts/r8a7791-koelsch.dts
index 6e691b6cac05..26a40782cc89 100644
--- a/arch/arm/boot/dts/r8a7791-koelsch.dts
+++ b/arch/arm/boot/dts/r8a7791-koelsch.dts
@@ -805,7 +805,7 @@
 			compatible = "dlg,da9063-rtc";
 		};
 
-		wdt {
+		watchdog {
 			compatible = "dlg,da9063-watchdog";
 		};
 	};
diff --git a/arch/arm/boot/dts/r8a7791-porter.dts b/arch/arm/boot/dts/r8a7791-porter.dts
index 38e2ab928707..ec0a20d5130d 100644
--- a/arch/arm/boot/dts/r8a7791-porter.dts
+++ b/arch/arm/boot/dts/r8a7791-porter.dts
@@ -390,7 +390,7 @@
 		interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
 		interrupt-controller;
 
-		wdt {
+		watchdog {
 			compatible = "dlg,da9063-watchdog";
 		};
 	};
diff --git a/arch/arm/boot/dts/r8a7792-blanche.dts b/arch/arm/boot/dts/r8a7792-blanche.dts
index 62aa9f61321b..c66de9dd12df 100644
--- a/arch/arm/boot/dts/r8a7792-blanche.dts
+++ b/arch/arm/boot/dts/r8a7792-blanche.dts
@@ -335,7 +335,7 @@
 			compatible = "dlg,da9063-rtc";
 		};
 
-		wdt {
+		watchdog {
 			compatible = "dlg,da9063-watchdog";
 		};
 	};
diff --git a/arch/arm/boot/dts/r8a7793-gose.dts b/arch/arm/boot/dts/r8a7793-gose.dts
index c8978f4f62e9..79b537b24642 100644
--- a/arch/arm/boot/dts/r8a7793-gose.dts
+++ b/arch/arm/boot/dts/r8a7793-gose.dts
@@ -740,7 +740,7 @@
 			compatible = "dlg,da9063-rtc";
 		};
 
-		wdt {
+		watchdog {
 			compatible = "dlg,da9063-watchdog";
 		};
 	};
diff --git a/arch/arm/boot/dts/r8a7794-alt.dts b/arch/arm/boot/dts/r8a7794-alt.dts
index 99d554fe3329..4d93319674c6 100644
--- a/arch/arm/boot/dts/r8a7794-alt.dts
+++ b/arch/arm/boot/dts/r8a7794-alt.dts
@@ -463,7 +463,7 @@
 			compatible = "dlg,da9063-rtc";
 		};
 
-		wdt {
+		watchdog {
 			compatible = "dlg,da9063-watchdog";
 		};
 	};
diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts
index 92a76164432a..b7af1befa126 100644
--- a/arch/arm/boot/dts/r8a7794-silk.dts
+++ b/arch/arm/boot/dts/r8a7794-silk.dts
@@ -433,7 +433,7 @@
 			compatible = "dlg,da9063-rtc";
 		};
 
-		wdt {
+		watchdog {
 			compatible = "dlg,da9063-watchdog";
 		};
 	};
diff --git a/arch/arm/boot/dts/r8a77xx-aa104xd12-panel.dtsi b/arch/arm/boot/dts/r8a77xx-aa104xd12-panel.dtsi
deleted file mode 100644
index 79fce67ebb1c..000000000000
--- a/arch/arm/boot/dts/r8a77xx-aa104xd12-panel.dtsi
+++ /dev/null
@@ -1,39 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * Common file for the AA104XD12 panel connected to Renesas R-Car boards
- *
- * Copyright (C) 2014 Renesas Electronics Corp.
- */
-
-/ {
-	panel {
-		compatible = "mitsubishi,aa104xd12", "panel-lvds";
-
-		width-mm = <210>;
-		height-mm = <158>;
-		data-mapping = "jeida-18";
-
-		panel-timing {
-			/* 1024x768 @65Hz */
-			clock-frequency = <65000000>;
-			hactive = <1024>;
-			vactive = <768>;
-			hsync-len = <136>;
-			hfront-porch = <20>;
-			hback-porch = <160>;
-			vfront-porch = <3>;
-			vback-porch = <29>;
-			vsync-len = <6>;
-		};
-
-		port {
-			panel_in: endpoint {
-				remote-endpoint = <&lvds_connector>;
-			};
-		};
-	};
-};
-
-&lvds_connector {
-	remote-endpoint = <&panel_in>;
-};
diff --git a/arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts b/arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts
index ca39e1d681c1..4bf813335e21 100644
--- a/arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts
+++ b/arch/arm/boot/dts/r9a06g032-rzn1d400-db.dts
@@ -8,6 +8,9 @@
 
 /dts-v1/;
 
+#include <dt-bindings/pinctrl/rzn1-pinctrl.h>
+#include <dt-bindings/net/pcs-rzn1-miic.h>
+
 #include "r9a06g032.dtsi"
 
 / {
@@ -23,10 +26,122 @@
 	};
 };
 
+&eth_miic {
+	status = "okay";
+	renesas,miic-switch-portin = <MIIC_GMAC2_PORT>;
+};
+
+&gmac2 {
+	status = "okay";
+	phy-mode = "gmii";
+
+	fixed-link {
+		speed = <1000>;
+		full-duplex;
+	};
+};
+
+&mii_conv4 {
+	renesas,miic-input = <MIIC_SWITCH_PORTB>;
+	status = "okay";
+};
+
+&mii_conv5 {
+	renesas,miic-input = <MIIC_SWITCH_PORTA>;
+	status = "okay";
+};
+
+&pinctrl{
+	pins_eth3: pins_eth3 {
+		pinmux = <RZN1_PINMUX(36, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(37, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(38, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(39, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(40, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(41, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(42, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(43, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(44, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(45, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(46, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(47, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>;
+		drive-strength = <6>;
+		bias-disable;
+	};
+
+	pins_eth4: pins_eth4 {
+		pinmux = <RZN1_PINMUX(48, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(49, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(50, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(51, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(52, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(53, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(54, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(55, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(56, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(57, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(58, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>,
+			 <RZN1_PINMUX(59, RZN1_FUNC_CLK_ETH_MII_RGMII_RMII)>;
+		drive-strength = <6>;
+		bias-disable;
+	};
+
+	pins_mdio1: pins_mdio1 {
+		pinmux = <RZN1_PINMUX(152, RZN1_FUNC_MDIO1_SWITCH)>,
+			 <RZN1_PINMUX(153, RZN1_FUNC_MDIO1_SWITCH)>;
+	};
+};
+
 &rtc0 {
 	status = "okay";
 };
 
+&switch {
+	status = "okay";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	pinctrl-names = "default";
+	pinctrl-0 = <&pins_eth3>, <&pins_eth4>, <&pins_mdio1>;
+
+	dsa,member = <0 0>;
+
+	mdio {
+		clock-frequency = <2500000>;
+
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		switch0phy4: ethernet-phy@4 {
+			reg = <4>;
+			micrel,led-mode = <1>;
+		};
+
+		switch0phy5: ethernet-phy@5 {
+			reg = <5>;
+			micrel,led-mode = <1>;
+		};
+	};
+};
+
+&switch_port0 {
+	label = "lan0";
+	phy-mode = "mii";
+	phy-handle = <&switch0phy5>;
+	status = "okay";
+};
+
+&switch_port1 {
+	label = "lan1";
+	phy-mode = "mii";
+	phy-handle = <&switch0phy4>;
+	status = "okay";
+};
+
+&switch_port4 {
+	status = "okay";
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/r9a06g032.dtsi b/arch/arm/boot/dts/r9a06g032.dtsi
index d3665910958b..5b97fa85474f 100644
--- a/arch/arm/boot/dts/r9a06g032.dtsi
+++ b/arch/arm/boot/dts/r9a06g032.dtsi
@@ -304,6 +304,114 @@
 			data-width = <8>;
 		};
 
+		gmac2: ethernet@44002000 {
+			compatible = "renesas,r9a06g032-gmac", "renesas,rzn1-gmac", "snps,dwmac";
+			reg = <0x44002000 0x2000>;
+			interrupt-parent = <&gic>;
+			interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 39 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
+			interrupt-names = "macirq", "eth_wake_irq", "eth_lpi";
+			clocks = <&sysctrl R9A06G032_HCLK_GMAC1>;
+			clock-names = "stmmaceth";
+			power-domains = <&sysctrl>;
+			snps,multicast-filter-bins = <256>;
+			snps,perfect-filter-entries = <128>;
+			tx-fifo-depth = <2048>;
+			rx-fifo-depth = <4096>;
+			status = "disabled";
+		};
+
+		eth_miic: eth-miic@44030000 {
+			compatible = "renesas,r9a06g032-miic", "renesas,rzn1-miic";
+			#address-cells = <1>;
+			#size-cells = <0>;
+			reg = <0x44030000 0x10000>;
+			clocks = <&sysctrl R9A06G032_CLK_MII_REF>,
+				 <&sysctrl R9A06G032_CLK_RGMII_REF>,
+				 <&sysctrl R9A06G032_CLK_RMII_REF>,
+				 <&sysctrl R9A06G032_HCLK_SWITCH_RG>;
+			clock-names = "mii_ref", "rgmii_ref", "rmii_ref", "hclk";
+			power-domains = <&sysctrl>;
+			status = "disabled";
+
+			mii_conv1: mii-conv@1 {
+				reg = <1>;
+				status = "disabled";
+			};
+
+			mii_conv2: mii-conv@2 {
+				reg = <2>;
+				status = "disabled";
+			};
+
+			mii_conv3: mii-conv@3 {
+				reg = <3>;
+				status = "disabled";
+			};
+
+			mii_conv4: mii-conv@4 {
+				reg = <4>;
+				status = "disabled";
+			};
+
+			mii_conv5: mii-conv@5 {
+				reg = <5>;
+				status = "disabled";
+			};
+		};
+
+		switch: switch@44050000 {
+			compatible = "renesas,r9a06g032-a5psw", "renesas,rzn1-a5psw";
+			reg = <0x44050000 0x10000>;
+			clocks = <&sysctrl R9A06G032_HCLK_SWITCH>,
+				 <&sysctrl R9A06G032_CLK_SWITCH>;
+			clock-names = "hclk", "clk";
+			power-domains = <&sysctrl>;
+			status = "disabled";
+
+			ethernet-ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				switch_port0: port@0 {
+					reg = <0>;
+					pcs-handle = <&mii_conv5>;
+					status = "disabled";
+				};
+
+				switch_port1: port@1 {
+					reg = <1>;
+					pcs-handle = <&mii_conv4>;
+					status = "disabled";
+				};
+
+				switch_port2: port@2 {
+					reg = <2>;
+					pcs-handle = <&mii_conv3>;
+					status = "disabled";
+				};
+
+				switch_port3: port@3 {
+					reg = <3>;
+					pcs-handle = <&mii_conv2>;
+					status = "disabled";
+				};
+
+				switch_port4: port@4 {
+					reg = <4>;
+					ethernet = <&gmac2>;
+					label = "cpu";
+					phy-mode = "internal";
+					status = "disabled";
+					fixed-link {
+						speed = <1000>;
+						full-duplex;
+					};
+				};
+			};
+		};
+
 		gic: interrupt-controller@44101000 {
 			compatible = "arm,gic-400", "arm,cortex-a7-gic";
 			interrupt-controller;
diff --git a/arch/arm64/boot/dts/renesas/Makefile b/arch/arm64/boot/dts/renesas/Makefile
index e66d76d42e52..7a647860ef35 100644
--- a/arch/arm64/boot/dts/renesas/Makefile
+++ b/arch/arm64/boot/dts/renesas/Makefile
@@ -85,3 +85,6 @@ dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc.dtb
 dtb-$(CONFIG_ARCH_R9A07G054) += r9a07g054l2-smarc.dtb
 
 dtb-$(CONFIG_ARCH_R9A09G011) += r9a09g011-v2mevk2.dtb
+
+dtb-$(CONFIG_ARCH_RCAR_GEN3) += draak-ebisu-panel-aa104xd12.dtbo
+dtb-$(CONFIG_ARCH_RCAR_GEN3) += salvator-panel-aa104xd12.dtbo
diff --git a/arch/arm64/boot/dts/renesas/draak-ebisu-panel-aa104xd12.dts b/arch/arm64/boot/dts/renesas/draak-ebisu-panel-aa104xd12.dts
new file mode 100644
index 000000000000..258f8668ca36
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/draak-ebisu-panel-aa104xd12.dts
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Device Tree overlay for the AA104XD12 panel connected to LVDS1 on a Draak or
+ * Ebisu board
+ *
+ * Copyright 2021 Ideas on Board Oy
+ */
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+#include "panel-aa104xd12.dtsi"
+};
+
+&{/panel} {
+	backlight = <&backlight>;
+
+	port {
+		panel_in: endpoint {
+			remote-endpoint = <&lvds1_out>;
+		};
+	};
+};
+
+&lvds1 {
+	status = "okay";
+
+	ports {
+		port@1 {
+			lvds1_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/renesas/panel-aa104xd12.dtsi b/arch/arm64/boot/dts/renesas/panel-aa104xd12.dtsi
new file mode 100644
index 000000000000..4b1f0982b9e4
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/panel-aa104xd12.dtsi
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Common file for the AA104XD12 panel connected to Renesas R-Car Gen3 boards.
+ *
+ * Copyright (C) 2014 Renesas Electronics Corp.
+ */
+
+panel {
+	compatible = "mitsubishi,aa104xd12", "panel-lvds";
+
+	width-mm = <210>;
+	height-mm = <158>;
+	data-mapping = "jeida-18";
+
+	panel-timing {
+		/* 1024x768 @65Hz */
+		clock-frequency = <65000000>;
+		hactive = <1024>;
+		vactive = <768>;
+		hsync-len = <136>;
+		hfront-porch = <20>;
+		hback-porch = <160>;
+		vfront-porch = <3>;
+		vback-porch = <29>;
+		vsync-len = <6>;
+	};
+
+	port {
+	};
+};
diff --git a/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi
index 81d178e69527..28fbf7bc1eb4 100644
--- a/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779f0-spider-cpu.dtsi
@@ -55,16 +55,16 @@
 		function = "i2c4";
 	};
 
-	scif3_pins: scif3 {
-		groups = "scif3_data", "scif3_ctrl";
-		function = "scif3";
-	};
-
 	scif0_pins: scif0 {
 		groups = "scif0_data", "scif0_ctrl";
 		function = "scif0";
 	};
 
+	scif3_pins: scif3 {
+		groups = "scif3_data", "scif3_ctrl";
+		function = "scif3";
+	};
+
 	scif_clk_pins: scif_clk {
 		groups = "scif_clk";
 		function = "scif_clk";
@@ -76,16 +76,16 @@
 	status = "okay";
 };
 
-&scif3 {
-	pinctrl-0 = <&scif3_pins>;
+&scif0 {
+	pinctrl-0 = <&scif0_pins>;
 	pinctrl-names = "default";
 
 	uart-has-rtscts;
 	status = "okay";
 };
 
-&scif0 {
-	pinctrl-0 = <&scif0_pins>;
+&scif3 {
+	pinctrl-0 = <&scif3_pins>;
 	pinctrl-names = "default";
 
 	uart-has-rtscts;
diff --git a/arch/arm64/boot/dts/renesas/r8a779m8.dtsi b/arch/arm64/boot/dts/renesas/r8a779m8.dtsi
index 752440b0c40f..750bd8ccdb7f 100644
--- a/arch/arm64/boot/dts/renesas/r8a779m8.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779m8.dtsi
@@ -10,3 +10,8 @@
 / {
 	compatible = "renesas,r8a779m8", "renesas,r8a7795";
 };
+
+&cluster0_opp {
+	/delete-node/ opp-1600000000;
+	/delete-node/ opp-1700000000;
+};
diff --git a/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts b/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts
index 4e07e1a0fb66..3d01a4cf0fbe 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts
+++ b/arch/arm64/boot/dts/renesas/r9a07g054l2-smarc.dts
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
 /*
- * Device Tree Source for the RZ/G2L SMARC EVK board
+ * Device Tree Source for the RZ/V2L SMARC EVK board
  *
  * Copyright (C) 2021 Renesas Electronics Corp.
  */
diff --git a/arch/arm64/boot/dts/renesas/salvator-panel-aa104xd12.dts b/arch/arm64/boot/dts/renesas/salvator-panel-aa104xd12.dts
new file mode 100644
index 000000000000..c83a30adc6ad
--- /dev/null
+++ b/arch/arm64/boot/dts/renesas/salvator-panel-aa104xd12.dts
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Device Tree overlay for the AA104XD12 panel connected to LVDS0 on a
+ * Salvator-X or Salvator-XS board
+ *
+ * Copyright 2021 Ideas on Board Oy
+ */
+
+/dts-v1/;
+/plugin/;
+
+&{/} {
+#include "panel-aa104xd12.dtsi"
+};
+
+&{/panel} {
+	backlight = <&backlight>;
+
+	port {
+		panel_in: endpoint {
+			remote-endpoint = <&lvds0_out>;
+		};
+	};
+};
+
+&lvds0 {
+	status = "okay";
+
+	ports {
+		port@1 {
+			lvds0_out: endpoint {
+				remote-endpoint = <&panel_in>;
+			};
+		};
+	};
+};
diff --git a/include/dt-bindings/net/pcs-rzn1-miic.h b/include/dt-bindings/net/pcs-rzn1-miic.h
new file mode 100644
index 000000000000..784782eaec9e
--- /dev/null
+++ b/include/dt-bindings/net/pcs-rzn1-miic.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */
+/*
+ * Copyright (C) 2022 Schneider-Electric
+ *
+ * Clément Léger <[email protected]>
+ */
+
+#ifndef _DT_BINDINGS_PCS_RZN1_MIIC
+#define _DT_BINDINGS_PCS_RZN1_MIIC
+
+/*
+ * Reefer to the datasheet [1] section 8.2.1, Internal Connection of Ethernet
+ * Ports to check the available combination
+ *
+ * [1] REN_r01uh0750ej0140-rzn1-introduction_MAT_20210228.pdf
+ */
+
+#define MIIC_GMAC1_PORT			0
+#define MIIC_GMAC2_PORT			1
+#define MIIC_RTOS_PORT			2
+#define MIIC_SERCOS_PORTA		3
+#define MIIC_SERCOS_PORTB		4
+#define MIIC_ETHERCAT_PORTA		5
+#define MIIC_ETHERCAT_PORTB		6
+#define MIIC_ETHERCAT_PORTC		7
+#define MIIC_SWITCH_PORTA		8
+#define MIIC_SWITCH_PORTB		9
+#define MIIC_SWITCH_PORTC		10
+#define MIIC_SWITCH_PORTD		11
+#define MIIC_HSR_PORTA			12
+#define MIIC_HSR_PORTB			13
+
+#endif