Merge tag 'v4.13-next-dts64' of https://github.com/mbgg/linux-mediatek into next/dt64

Pull "arm: mediatek: dts64 updates for v4.14" from Matthias Brugger:

- add SoC mt7622 and its reference board
- cleanup of dts bindings
- mt6797: add watchdog and delete unused clock
- add support for SoC mt2701 and it's eval board

* tag 'v4.13-next-dts64' of https://github.com/mbgg/linux-mediatek:
  arm64: dts: Add Mediatek SoC MT2712 and evaluation board dts and Makefile
  dt-bindings: arm: Add bindings for Mediatek MT2712 SoC Platform
  arm64: dts: mediatek: Delete unused dummy clock for MT6797
  arm64: dts: mediatek: add watchdog to MT6797
  ARM: mediatek: dts: Add MT6797 binding
  ARM: mediatek: dts: Cleanup bindings documentation
  arm64: dts: mt7622: add dts file for MT7622 reference board variant 1
  arm64: dts: mt7622: add basic nodes to the mt7622.dtsi file

10 files changed, 356 insertions, 10 deletions

diff --git a/Documentation/devicetree/bindings/arm/mediatek.txt b/Documentation/devicetree/bindings/arm/mediatek.txt
index da7bd138e6f2..7aa0e98768d5 100644
--- a/Documentation/devicetree/bindings/arm/mediatek.txt
+++ b/Documentation/devicetree/bindings/arm/mediatek.txt
@@ -7,6 +7,7 @@ Required root node property:
 
 compatible: Must contain one of
    "mediatek,mt2701"
+   "mediatek,mt2712"
    "mediatek,mt6580"
    "mediatek,mt6589"
    "mediatek,mt6592"
@@ -25,6 +26,9 @@ Supported boards:
 - Evaluation board for MT2701:
     Required root node properties:
       - compatible = "mediatek,mt2701-evb", "mediatek,mt2701";
+- Evaluation board for MT2712:
+    Required root node properties:
+      - compatible = "mediatek,mt2712-evb", "mediatek,mt2712";
 - Evaluation board for MT6580:
     Required root node properties:
       - compatible = "mediatek,mt6580-evbp1", "mediatek,mt6580";
diff --git a/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt
index 11cc87aeb276..07bf0b9a5139 100644
--- a/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt
+++ b/Documentation/devicetree/bindings/interrupt-controller/mediatek,sysirq.txt
@@ -17,6 +17,7 @@ Required properties:
 	"mediatek,mt6582-sysirq", "mediatek,mt6577-sysirq": for MT6582
 	"mediatek,mt6580-sysirq", "mediatek,mt6577-sysirq": for MT6580
 	"mediatek,mt6577-sysirq": for MT6577
+	"mediatek,mt2712-sysirq", "mediatek,mt6577-sysirq": for MT2712
 	"mediatek,mt2701-sysirq", "mediatek,mt6577-sysirq": for MT2701
 - interrupt-controller : Identifies the node as an interrupt controller
 - #interrupt-cells : Use the same format as specified by GIC in arm,gic.txt.
diff --git a/Documentation/devicetree/bindings/serial/mtk-uart.txt b/Documentation/devicetree/bindings/serial/mtk-uart.txt
index b6cf384597e1..f73abff3de43 100644
--- a/Documentation/devicetree/bindings/serial/mtk-uart.txt
+++ b/Documentation/devicetree/bindings/serial/mtk-uart.txt
@@ -3,6 +3,7 @@
 Required properties:
 - compatible should contain:
   * "mediatek,mt2701-uart" for MT2701 compatible UARTS
+  * "mediatek,mt2712-uart" for MT2712 compatible UARTS
   * "mediatek,mt6580-uart" for MT6580 compatible UARTS
   * "mediatek,mt6582-uart" for MT6582 compatible UARTS
   * "mediatek,mt6589-uart" for MT6589 compatible UARTS
diff --git a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
index 6a00939a059a..20ada673ab0c 100644
--- a/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
+++ b/Documentation/devicetree/bindings/watchdog/mtk-wdt.txt
@@ -3,9 +3,9 @@ Mediatek SoCs Watchdog timer
 Required properties:
 
 - compatible should contain:
-	* "mediatek,mt2701-wdt" for MT2701 compatible watchdog timers
-	* "mediatek,mt6589-wdt" for all compatible watchdog timers (MT2701,
-		MT6589)
+	"mediatek,mt2701-wdt", "mediatek,mt6589-wdt": for MT2701
+	"mediatek,mt6589-wdt": for MT6589
+	"mediatek,mt6797-wdt", "mediatek,mt6589-wdt": for MT6797
 
 - reg : Specifies base physical address and size of the registers.
 
diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index 015eb072ddef..151723b5c733 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -1,6 +1,8 @@
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt2712-evb.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt6755-evb.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt6797-evb.dtb
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt7622-rfb1.dtb
 dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb
 
 always		:= $(dtb-y)
diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
new file mode 100644
index 000000000000..8c804df3da4e
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: YT Shen <yt.shen@mediatek.com>
+ *
+ * SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ */
+
+/dts-v1/;
+#include "mt2712e.dtsi"
+
+/ {
+	model = "MediaTek MT2712 evaluation board";
+	compatible = "mediatek,mt2712-evb", "mediatek,mt2712";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	memory@40000000 {
+		device_type = "memory";
+		reg = <0 0x40000000 0 0x80000000>;
+	};
+
+	chosen {
+		stdout-path = "serial0:921600n8";
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
+
diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
new file mode 100644
index 000000000000..57d0396b7faa
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi
@@ -0,0 +1,171 @@
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: YT Shen <yt.shen@mediatek.com>
+ *
+ * SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	compatible = "mediatek,mt2712";
+	interrupt-parent = <&sysirq>;
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu-map {
+			cluster0 {
+				core0 {
+					cpu = <&cpu0>;
+				};
+				core1 {
+					cpu = <&cpu1>;
+				};
+			};
+
+			cluster1 {
+				core0 {
+					cpu = <&cpu2>;
+				};
+			};
+		};
+
+		cpu0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a35";
+			reg = <0x000>;
+		};
+
+		cpu1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a35";
+			reg = <0x001>;
+			enable-method = "psci";
+		};
+
+		cpu2: cpu@200 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a72";
+			reg = <0x200>;
+			enable-method = "psci";
+		};
+	};
+
+	psci {
+		compatible = "arm,psci-0.2";
+		method = "smc";
+	};
+
+	baud_clk: dummy26m {
+		compatible = "fixed-clock";
+		clock-frequency = <26000000>;
+		#clock-cells = <0>;
+	};
+
+	sys_clk: dummyclk {
+		compatible = "fixed-clock";
+		clock-frequency = <26000000>;
+		#clock-cells = <0>;
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_PPI 13
+			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 14
+			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 11
+			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>,
+			     <GIC_PPI 10
+			      (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_LOW)>;
+	};
+
+	uart5: serial@1000f000 {
+		compatible = "mediatek,mt2712-uart",
+			     "mediatek,mt6577-uart";
+		reg = <0 0x1000f000 0 0x400>;
+		interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&baud_clk>, <&sys_clk>;
+		clock-names = "baud", "bus";
+		status = "disabled";
+	};
+
+	sysirq: interrupt-controller@10220a80 {
+		compatible = "mediatek,mt2712-sysirq",
+			     "mediatek,mt6577-sysirq";
+		interrupt-controller;
+		#interrupt-cells = <3>;
+		interrupt-parent = <&gic>;
+		reg = <0 0x10220a80 0 0x40>;
+	};
+
+	gic: interrupt-controller@10510000 {
+		compatible = "arm,gic-400";
+		#interrupt-cells = <3>;
+		interrupt-parent = <&gic>;
+		interrupt-controller;
+		reg = <0 0x10510000 0 0x10000>,
+		      <0 0x10520000 0 0x20000>,
+		      <0 0x10540000 0 0x20000>,
+		      <0 0x10560000 0 0x20000>;
+		interrupts = <GIC_PPI 9
+			 (GIC_CPU_MASK_RAW(0x13) | IRQ_TYPE_LEVEL_HIGH)>;
+	};
+
+	uart0: serial@11002000 {
+		compatible = "mediatek,mt2712-uart",
+			     "mediatek,mt6577-uart";
+		reg = <0 0x11002000 0 0x400>;
+		interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&baud_clk>, <&sys_clk>;
+		clock-names = "baud", "bus";
+		status = "disabled";
+	};
+
+	uart1: serial@11003000 {
+		compatible = "mediatek,mt2712-uart",
+			     "mediatek,mt6577-uart";
+		reg = <0 0x11003000 0 0x400>;
+		interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&baud_clk>, <&sys_clk>;
+		clock-names = "baud", "bus";
+		status = "disabled";
+	};
+
+	uart2: serial@11004000 {
+		compatible = "mediatek,mt2712-uart",
+			     "mediatek,mt6577-uart";
+		reg = <0 0x11004000 0 0x400>;
+		interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&baud_clk>, <&sys_clk>;
+		clock-names = "baud", "bus";
+		status = "disabled";
+	};
+
+	uart3: serial@11005000 {
+		compatible = "mediatek,mt2712-uart",
+			     "mediatek,mt6577-uart";
+		reg = <0 0x11005000 0 0x400>;
+		interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&baud_clk>, <&sys_clk>;
+		clock-names = "baud", "bus";
+		status = "disabled";
+	};
+
+	uart4: serial@11019000 {
+		compatible = "mediatek,mt2712-uart",
+			     "mediatek,mt6577-uart";
+		reg = <0 0x11019000 0 0x400>;
+		interrupts = <GIC_SPI 126 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&baud_clk>, <&sys_clk>;
+		clock-names = "baud", "bus";
+		status = "disabled";
+	};
+};
+
diff --git a/arch/arm64/boot/dts/mediatek/mt6797.dtsi b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
index 31088a9f71de..4beaa71107d7 100644
--- a/arch/arm64/boot/dts/mediatek/mt6797.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6797.dtsi
@@ -108,13 +108,6 @@
 		clock-output-names = "clk26m";
 	};
 
-	clk32k: oscillator@1 {
-		compatible = "fixed-clock";
-		#clock-cells = <0>;
-		clock-frequency = <32000>;
-		clock-output-names = "clk32k";
-	};
-
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupt-parent = <&gic>;
@@ -147,6 +140,11 @@
 		infracfg = <&infrasys>;
 	};
 
+	watchdog: watchdog@10007000 {
+		compatible = "mediatek,mt6797-wdt", "mediatek,mt6589-wdt";
+		reg = <0 0x10007000 0 0x100>;
+	};
+
 	apmixedsys: apmixed@1000c000 {
 		compatible = "mediatek,mt6797-apmixedsys";
 		reg = <0 0x1000c000 0 0x1000>;
diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
new file mode 100644
index 000000000000..c08309df2cc7
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: Ming Huang <ming.huang@mediatek.com>
+ *	   Sean Wang <sean.wang@mediatek.com>
+ *
+ * SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ */
+
+/dts-v1/;
+#include "mt7622.dtsi"
+
+/ {
+	model = "MediaTek MT7622 RFB1 board";
+	compatible = "mediatek,mt7622-rfb1", "mediatek,mt7622";
+
+	chosen {
+		bootargs = "console=ttyS0,115200n1";
+	};
+
+	memory {
+		reg = <0 0x40000000 0 0x3F000000>;
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
new file mode 100644
index 000000000000..b111fec2ed9d
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 2017 MediaTek Inc.
+ * Author: Ming Huang <ming.huang@mediatek.com>
+ *	   Sean Wang <sean.wang@mediatek.com>
+ *
+ * SPDX-License-Identifier: (GPL-2.0 OR MIT)
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+	compatible = "mediatek,mt7622";
+	interrupt-parent = <&sysirq>;
+	#address-cells = <2>;
+	#size-cells = <2>;
+
+	cpus {
+		#address-cells = <2>;
+		#size-cells = <0>;
+
+		cpu0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53", "arm,armv8";
+			reg = <0x0 0x0>;
+			enable-method = "psci";
+			clock-frequency = <1300000000>;
+		};
+
+		cpu1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53", "arm,armv8";
+			reg = <0x0 0x1>;
+			enable-method = "psci";
+			clock-frequency = <1300000000>;
+		};
+	};
+
+	uart_clk: dummy25m {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <25000000>;
+	};
+
+	bus_clk: dummy280m {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <280000000>;
+	};
+
+	psci {
+		compatible  = "arm,psci-0.2";
+		method      = "smc";
+	};
+
+	reserved-memory {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		ranges;
+
+		/* 192 KiB reserved for ARM Trusted Firmware (BL31) */
+		secmon_reserved: secmon@43000000 {
+			reg = <0 0x43000000 0 0x30000>;
+			no-map;
+		};
+	};
+
+	timer {
+		compatible = "arm,armv8-timer";
+		interrupt-parent = <&gic>;
+		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) |
+			      IRQ_TYPE_LEVEL_HIGH)>,
+			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) |
+			      IRQ_TYPE_LEVEL_HIGH)>,
+			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) |
+			      IRQ_TYPE_LEVEL_HIGH)>,
+			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) |
+			      IRQ_TYPE_LEVEL_HIGH)>;
+	};
+
+	sysirq: interrupt-controller@10200620 {
+		compatible = "mediatek,mt7622-sysirq",
+			     "mediatek,mt6577-sysirq";
+		interrupt-controller;
+		#interrupt-cells = <3>;
+		interrupt-parent = <&gic>;
+		reg = <0 0x10200620 0 0x20>;
+	};
+
+	gic: interrupt-controller@10300000 {
+		compatible = "arm,gic-400";
+		interrupt-controller;
+		#interrupt-cells = <3>;
+		interrupt-parent = <&gic>;
+		reg = <0 0x10310000 0 0x1000>,
+		      <0 0x10320000 0 0x1000>,
+		      <0 0x10340000 0 0x2000>,
+		      <0 0x10360000 0 0x2000>;
+	};
+
+	uart0: serial@11002000 {
+		compatible = "mediatek,mt7622-uart",
+			     "mediatek,mt6577-uart";
+		reg = <0 0x11002000 0 0x400>;
+		interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
+		clocks = <&uart_clk>, <&bus_clk>;
+		clock-names = "baud", "bus";
+		status = "disabled";
+	};
+};