mediatek: add support for the new MT7623 Arm SoC

the support is still WIP. next steps are to make the pmic and ethernet work.
this is the first commit to make sure nothing gets lost.

Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 47354

1 files changed, 551 insertions, 0 deletions

diff --git a/target/linux/mediatek/patches/0066-arm-mediatek-add-m7623-devicetree.patch b/target/linux/mediatek/patches/0066-arm-mediatek-add-m7623-devicetree.patch
new file mode 100644
index 0000000000..4516561b3f
--- /dev/null
+++ b/target/linux/mediatek/patches/0066-arm-mediatek-add-m7623-devicetree.patch
@@ -0,0 +1,551 @@
+From a6bf117b5fe3acd76bbc45cc87fd80f589136e59 Mon Sep 17 00:00:00 2001
+From: John Crispin <blogic@openwrt.org>
+Date: Sat, 27 Jun 2015 13:14:42 +0200
+Subject: [PATCH 66/76] arm: mediatek: add m7623 devicetree
+
+Signed-off-by: John Crispin <blogic@openwrt.org>
+---
+ arch/arm/boot/dts/Makefile       |    1 +
+ arch/arm/boot/dts/mt7623-evb.dts |  162 ++++++++++++++++++
+ arch/arm/boot/dts/mt7623.dtsi    |  348 ++++++++++++++++++++++++++++++++++++++
+ 3 files changed, 511 insertions(+)
+ create mode 100644 arch/arm/boot/dts/mt7623-evb.dts
+ create mode 100644 arch/arm/boot/dts/mt7623.dtsi
+
+diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
+index 992736b..525392e 100644
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -658,6 +658,7 @@ dtb-$(CONFIG_MACH_DOVE) += \
+ dtb-$(CONFIG_ARCH_MEDIATEK) += \
+ 	mt6589-aquaris5.dtb \
+ 	mt6592-evb.dtb \
++	mt7623-evb.dtb \
+ 	mt8127-moose.dtb \
+ 	mt8135-evbp1.dtb
+ endif
+diff --git a/arch/arm/boot/dts/mt7623-evb.dts b/arch/arm/boot/dts/mt7623-evb.dts
+new file mode 100644
+index 0000000..759142f
+--- /dev/null
++++ b/arch/arm/boot/dts/mt7623-evb.dts
+@@ -0,0 +1,162 @@
++/*
++ * Copyright (c) 2014 MediaTek Inc.
++ * Author: Joe.C <yingjoe.chen@mediatek.com>
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++ * GNU General Public License for more details.
++ */
++
++/dts-v1/;
++#include <dt-bindings/gpio/gpio.h>
++#include "mt7623.dtsi"
++
++/ {
++	model = "MediaTek MT7623 Evaluation Board";
++	compatible = "mediatek,mt7623-evb", "mediatek,mt7623";
++
++	chosen {
++		stdout-path = &uart2;
++	};
++
++	memory {
++		reg = <0 0x80000000 0 0x10000000>;
++	};
++
++	usb_p1_vbus: fixedregulator@0 {
++		compatible = "regulator-fixed";
++		regulator-name = "usb_vbus";
++		regulator-min-microvolt = <5000000>;
++		regulator-max-microvolt = <5000000>;
++		gpio = <&pio 130 GPIO_ACTIVE_HIGH>;
++		enable-active-high;
++	};
++};
++
++
++&pio {
++	pinctrl_uart2_default: uart2@0 {
++		pins {
++			pinmux = <MT7623_PIN_14_GPIO14_FUNC_URXD2>,
++				 <MT7623_PIN_15_GPIO15_FUNC_UTXD2>;
++		};
++	};
++
++	pinctrl_i2c0_default: i2c@0 {
++		pins {
++			pinmux = <MT7623_PIN_75_SDA0_FUNC_SDA0>,
++				 <MT7623_PIN_76_SCL0_FUNC_SCL0>;
++		};
++	};
++
++	pinctrl_pcie_default: pcie@0 {
++		pins {
++			pinmux = <MT7623_PIN_24_EINT2_FUNC_PCIE2_PERST_N>,
++				 <MT7623_PIN_208_AUD_EXT_CK1_FUNC_PCIE0_PERST_N>,
++				 <MT7623_PIN_209_AUD_EXT_CK2_FUNC_PCIE1_PERST_N>,
++				 <MT7623_PIN_250_GPIO250_FUNC_PCIE0_CLKREQ_N>,
++				 <MT7623_PIN_251_GPIO251_FUNC_PCIE0_WAKE_N>,
++				 <MT7623_PIN_252_GPIO252_FUNC_PCIE1_CLKREQ_N>,
++				 <MT7623_PIN_253_GPIO253_FUNC_PCIE1_WAKE_N>,
++				 <MT7623_PIN_254_GPIO254_FUNC_PCIE2_CLKREQ_N>,
++				 <MT7623_PIN_255_GPIO255_FUNC_PCIE2_WAKE_N>;
++		};
++	};
++
++	pinctrl_spi_default: spi@0 {
++		pins {
++			pinmux = <MT7623_PIN_7_SPI1_CSN_FUNC_SPI1_CS>,
++				 <MT7623_PIN_8_SPI1_MI_FUNC_SPI1_MI>,
++				 <MT7623_PIN_9_SPI1_MO_FUNC_SPI1_MO>,
++				 <MT7623_PIN_199_SPI1_CK_FUNC_SPI1_CK>;
++			bias-disable;
++		};
++	};
++};
++
++&thermal {
++	status = "okay";
++};
++
++&uart2 {
++	status = "okay";
++
++	pinctrl-names = "default";
++        pinctrl-0 = <&pinctrl_uart2_default>;
++};
++
++&i2c0 {
++	status = "okay";
++
++	pinctrl-names = "default";
++        pinctrl-0 = <&pinctrl_i2c0_default>;
++};
++
++&spi {
++	status = "okay";
++
++	pinctrl-names = "default";
++        pinctrl-0 = <&pinctrl_spi_default>;
++
++	m25p80@0 {
++		#address-cells = <1>;
++		#size-cells = <1>;
++		compatible = "mx25l12805d";
++		reg = <0 0 0 0>;
++		linux,modalias = "m25p80", "w25q128";
++		spi-max-frequency = <10000000>;
++
++		partition@0 {
++			label = "u-boot";
++			reg = <0x0 0x30000>;
++			read-only;
++		};
++
++		partition@30000 {
++			label = "u-boot-env";
++			reg = <0x30000 0x10000>;
++			read-only;
++		};
++
++		factory: partition@40000 {
++			label = "factory";
++			reg = <0x40000 0x10000>;
++			read-only;
++		};
++
++		partition@50000 {
++			label = "firmware";
++			reg = <0x50000 0xfb0000>;
++		};
++	};
++};
++
++&mmc0 {
++	status = "okay";
++
++//	pinctrl-names = "default", "state_uhs";
++//	pinctrl-0 = <&mmc0_pins_default>;
++//	pinctrl-1 = <&mmc0_pins_uhs>;
++	bus-width = <8>;
++	max-frequency = <50000000>;
++	cap-mmc-highspeed;
++//	vmmc-supply = <&mt6397_vemc_3v3_reg>;
++//	vqmmc-supply = <&mt6397_vio18_reg>;
++	non-removable;
++};
++
++&u3phy {
++	reg-p1-vbus-supply = <&usb_p1_vbus>;
++};
++
++&pcie {
++	status = "okay";
++
++	pinctrl-names = "default";
++        pinctrl-0 = <&pinctrl_pcie_default>;
++};
+diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
+new file mode 100644
+index 0000000..ba74ed9
+--- /dev/null
++++ b/arch/arm/boot/dts/mt7623.dtsi
+@@ -0,0 +1,348 @@
++/*
++ * Copyright (c) 2014 MediaTek Inc.
++ * Author: Joe.C <yingjoe.chen@mediatek.com>
++ *
++ * This program is free software; you can redistribute it and/or modify
++ * it under the terms of the GNU General Public License version 2 as
++ * published by the Free Software Foundation.
++ *
++ * This program is distributed in the hope that it will be useful,
++ * but WITHOUT ANY WARRANTY; without even the implied warranty of
++ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
++ * GNU General Public License for more details.
++ */
++
++#include <dt-bindings/clock/mt7623-clk.h>
++#include <dt-bindings/interrupt-controller/irq.h>
++#include <dt-bindings/interrupt-controller/arm-gic.h>
++#include <dt-bindings/pinctrl/mt7623-pinfunc.h>
++#include <dt-bindings/reset-controller/mt7623-resets.h>
++#include "skeleton64.dtsi"
++
++/ {
++	compatible = "mediatek,mt7623";
++	interrupt-parent = <&sysirq>;
++
++	cpus {
++		#address-cells = <1>;
++		#size-cells = <0>;
++		enable-method = "mediatek,mt65xx-smp";
++		cpu@0 {
++			device_type = "cpu";
++			compatible = "arm,cortex-a7";
++			reg = <0x0>;
++		};
++		cpu@1 {
++			device_type = "cpu";
++			compatible = "arm,cortex-a7";
++			reg = <0x1>;
++		};
++		cpu@2 {
++			device_type = "cpu";
++			compatible = "arm,cortex-a7";
++			reg = <0x2>;
++		};
++		cpu@3 {
++			device_type = "cpu";
++			compatible = "arm,cortex-a7";
++			reg = <0x3>;
++		};
++
++	};
++
++	clk26m: oscillator@0 {
++		compatible = "fixed-clock";
++		#clock-cells = <0>;
++		clock-frequency = <26000000>;
++		clock-output-names = "clk26m";
++	};
++
++	clk32k: oscillator@1 {
++		compatible = "fixed-clock";
++		#clock-cells = <0>;
++		clock-frequency = <32000>;
++		clock-output-names = "clk32k";
++	};
++
++	timer {
++		compatible = "arm,armv7-timer";
++		interrupt-parent = <&gic>;
++		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
++					  IRQ_TYPE_LEVEL_LOW)>,
++			     <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
++					  IRQ_TYPE_LEVEL_LOW)>,
++			     <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) |
++					  IRQ_TYPE_LEVEL_LOW)>,
++			     <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) |
++					  IRQ_TYPE_LEVEL_LOW)>;
++		clock-frequency = <13000000>;
++		arm,cpu-registers-not-fw-configured;
++	};
++
++	thermal-zones {
++		cpu_thermal: cpu_thermal {
++			polling-delay-passive = <1000>;
++			polling-delay = <5000>;
++
++			thermal-sensors = <&thermal 1>;
++		};
++	};
++
++	soc {
++		#address-cells = <2>;
++		#size-cells = <2>;
++		compatible = "simple-bus";
++		ranges;
++
++		topckgen: topckgen@10000000 {
++			compatible = "mediatek,mt7623-topckgen";
++			reg = <0 0x10000000 0 0x1000>;
++			#clock-cells = <1>;
++		};
++
++		infracfg: infracfg@10001000 {
++			compatible = "mediatek,mt7623-infracfg", "syscon";
++			reg = <0 0x10001000 0 0x1000>;
++			#clock-cells = <1>;
++			#reset-cells = <1>;
++		};
++
++		pericfg: pericfg@10003000 {
++			compatible = "mediatek,mt7623-pericfg", "syscon";
++			reg = <0 0x10003000 0 0x1000>;
++			#clock-cells = <1>;
++			#reset-cells = <1>;
++		};
++
++		/*
++		 * Pinctrl access register at 0x10005000 through regmap.
++		 * Register 0x1000b000 is used by EINT.
++		 */
++		pio: pinctrl@10005000 {
++			compatible = "mediatek,mt7623-pinctrl";
++			reg = <0 0x1000b000 0 0x1000>;
++			mediatek,pctl-regmap = <&syscfg_pctl_a>;
++			pins-are-numbered;
++			gpio-controller;
++			#gpio-cells = <2>;
++			interrupt-controller;
++			#interrupt-cells = <2>;
++			interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
++		};
++
++		syscfg_pctl_a: syscfg_pctl_a@10005000 {
++			compatible = "mediatek,mt7623-pctl-a-syscfg", "syscon";
++			reg = <0 0x10005000 0 0x1000>;
++		};
++
++		wdt: watchdog@10007000 {
++			compatible = "mediatek,mt7623-wdt", "mediatek,mt6589-wdt";
++			reg = <0 0x10007000 0 0x18>;
++		};
++	
++		timer: timer@10008000 {
++			compatible = "mediatek,mt7623-timer",
++					"mediatek,mt6577-timer";
++			reg = <0 0x10008000 0 0x80>;
++			interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&topckgen CLK_TOP_AXI_SEL>,
++				 <&topckgen CLK_TOP_RTC_SEL>;
++			clock-names = "system-clk", "rtc-clk";
++		};
++
++		sysirq: interrupt-controller@10200100 {
++			compatible = "mediatek,mt7623-sysirq",
++				     "mediatek,mt6577-sysirq";
++			interrupt-controller;
++			#interrupt-cells = <3>;
++			interrupt-parent = <&gic>;
++			reg = <0 0x10200100 0 0x1c>;
++		};
++
++		apmixedsys: apmixedsys@10209000 {
++			compatible = "mediatek,mt7623-apmixedsys";
++			reg = <0 0x10209000 0 0x1000>;
++			#clock-cells = <1>;
++		};
++
++		gic: interrupt-controller@10211000 {
++			compatible = "arm,cortex-a7-gic";
++			interrupt-controller;
++			#interrupt-cells = <3>;
++			interrupt-parent = <&gic>;
++			reg = <0 0x10211000 0 0x1000>,
++			      <0 0x10212000 0 0x1000>,
++			      <0 0x10214000 0 0x2000>,
++			      <0 0x10216000 0 0x2000>;
++		};
++
++		auxadc: auxadc@11001000 {
++			compatible = "mediatek,mt7623-auxadc", "mediatek,mt8173-auxadc";
++			reg = <0 0x11001000 0 0x1000>;
++		};
++
++		uart0: serial@11006000 {
++			compatible = "mediatek,mt7623-uart","mediatek,mt6577-uart";
++			reg = <0 0x11002000 0 0x400>;
++			interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&pericfg CLK_PERI_UART0_SEL>, <&pericfg CLK_PERI_UART0>;
++			clock-names = "baud", "bus";
++	
++			status = "disabled";
++		};
++
++		uart1: serial@11007000 {
++			compatible = "mediatek,mt7623-uart","mediatek,mt6577-uart";
++			reg = <0 0x11003000 0 0x400>;
++			interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&pericfg CLK_PERI_UART1_SEL>, <&pericfg CLK_PERI_UART1>;
++			clock-names = "baud", "bus";
++	
++			status = "disabled";
++		};
++
++		uart2: serial@11008000 {
++			compatible = "mediatek,mt7623-uart","mediatek,mt6577-uart";
++			reg = <0 0x11004000 0 0x400>;
++			interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&pericfg CLK_PERI_UART2_SEL>, <&pericfg CLK_PERI_UART2>;
++			clock-names = "baud", "bus";
++	
++			status = "disabled";
++		};
++
++		uart3: serial@11009000 {
++			compatible = "mediatek,mt7623-uart","mediatek,mt6577-uart";
++			reg = <0 0x11005000 0 0x400>;
++			interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&pericfg CLK_PERI_UART3_SEL>, <&pericfg CLK_PERI_UART3>;
++			clock-names = "baud", "bus";
++		
++			status = "disabled";
++		};
++
++		spi: spi@1100a000 {
++			compatible = "medi/THEatek,mt7623-spi", "mediatek,mt6589-spi";
++			reg = <0 0x1100a000 0 0x1000>;
++			interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&pericfg CLK_PERI_SPI0>;
++			clock-names = "main";
++	
++			status = "disabled";
++		};
++	
++		thermal: thermal@1100b000 {
++			#thermal-sensor-cells = <1>;
++			compatible = "mediatek,mt7623-thermal", "mediatek,mt8173-thermal";
++			reg = <0 0x1100b000 0 0x1000>;
++			interrupts = <0 38 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&pericfg CLK_PERI_THERM>, <&pericfg CLK_PERI_AUXADC>;
++			clock-names = "therm", "auxadc";
++			resets = <&pericfg MT7623_PERI_THERM_SW_RST>;
++			reset-names = "therm";
++			auxadc = <&auxadc>;
++			apmixedsys = <&apmixedsys>;
++
++			status = "disabled";
++		};
++
++		i2c0: i2c@11007000 {
++			compatible = "mediatek,mt7623-i2c", "mediatek,mt6577-i2c";
++			reg = <0 0x11007000 0 0x70>,
++			      <0 0x11000300 0 0x80>;
++			interrupts = <0 44 IRQ_TYPE_LEVEL_LOW>;
++			clock-frequency = <400000>;
++			clock-div = <16>;
++			clocks = <&pericfg CLK_PERI_I2C0>, <&pericfg CLK_PERI_AP_DMA>;
++			clock-names = "main", "dma";
++			
++			status = "disabled";
++		};
++
++		mmc0: mmc@11230000 {
++			compatible = "mediatek,mt7623-mmc",
++				     "mediatek,mt8135-mmc";
++			reg = <0 0x11230000 0 0x1000>;
++			interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_LOW>;
++			clocks = <&pericfg CLK_PERI_MSDC20_1>,
++				 <&topckgen CLK_TOP_MSDC30_0_SEL>;
++			clock-names = "source", "hclk";
++			status = "disabled";
++		};
++
++		usb: usb30@11270000 {
++			compatible = "mediatek,mt7623-xhci", "mediatek,mt8173-xhci", "generic-xhci";
++			reg = <0 0x11270000 0 0x1000>;
++			interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_LOW>;
++			usb-phy = <&u3phy>;
++			usb3-lpm-capable;
++		};
++
++		u3phy: usb-phy@11271000 {
++			compatible = "mediatek,mt7623-u3phy", "mediatek,mt8173-u3phy";
++			reg = <0 0x11271000 0 0x3000>,
++			      <0 0x11280000 0 0x20000>;
++//			power-domains = <&scpsys MT8173_POWER_DOMAIN_USB>;
++//			reg-vusb33-supply = <&mt6397_vusb_reg>;
++			clocks = <&pericfg CLK_PERI_USB0>,
++				 <&pericfg CLK_PERI_USB1>,
++				 <&topckgen CLK_TOP_USB20_SEL>;
++//				 <&apmixedsys CLK_APMIXED_REF2USB_TX>;
++			clock-names = "wakeup_deb_p0",
++				      "wakeup_deb_p1",
++				      "sys_mac";
++//				      "u3phya_ref";
++			disable-usb2-p1;
++		};
++	};
++
++	ethernet@1B100000 {
++		compatible = "mediatek,mt7623-net";
++		interrupts = <0 200 IRQ_TYPE_LEVEL_LOW>;
++	};
++
++	pcie: pcie@1a140000 {
++		compatible = "mediatek,mt7623-pcie";
++		reg = <0 0x1a140000 0 0x10000>;
++
++		#address-cells = <3>;
++		#size-cells = <2>;
++
++		device_type = "pci";
++
++		bus-range = <0 255>;
++		ranges = <
++			0x02000000 0 0 0x00000000 0x60000000 0 0x10000000 /* pci memory */
++			0x01000000 0 0 0x00000000 0x1A160000 0 0x00010000 /* io space */
++		>;
++
++		pcie0 {
++			reg = <0x0000 0 0 0 0>;
++
++			#address-cells = <3>;
++			#size-cells = <2>;
++
++			device_type = "pci";
++		};
++
++		pcie1 {
++			reg = <0x0800 0 0 0 0>;
++
++			#address-cells = <3>;
++			#size-cells = <2>;
++
++			device_type = "pci";
++		};
++
++		pcie2 {
++			reg = <0x1000 0 0 0 0>;
++
++			#address-cells = <3>;
++			#size-cells = <2>;
++
++			device_type = "pci";
++		};
++
++		status = "disabled";
++	};
++};
+-- 
+1.7.10.4
+