ARM: dts: mediatek: add MT7623 basic support

This adds basic chip support for Mediatek MT7623.

Signed-off-by: John Crispin <blogic@openwrt.org>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index a4a6d70..00d2826 100644 (file)
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -809,6 +809,7 @@ dtb-$(CONFIG_ARCH_MEDIATEK) += \
        mt6580-evbp1.dtb \
        mt6589-aquaris5.dtb \
        mt6592-evb.dtb \
+       mt7623-evb.dtb \
        mt8127-moose.dtb \
        mt8135-evbp1.dtb
 dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb

diff --git a/arch/arm/boot/dts/mt7623-evb.dts b/arch/arm/boot/dts/mt7623-evb.dts
new file mode 100644 (file)
index 0000000..a9ee2d6
--- /dev/null
+++ b/arch/arm/boot/dts/mt7623-evb.dts
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2016 MediaTek Inc.
+ * Author: John Crispin <blogic@openwrt.org>
+ *
+ * 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 "mt7623.dtsi"
+
+/ {
+       model = "MediaTek MT7623 evaluation board";
+       compatible = "mediatek,mt7623-evb", "mediatek,mt7623";
+
+       chosen {
+               stdout-path = &uart2;
+       };
+
+       memory {
+               reg = <0 0x80000000 0 0x40000000>;
+       };
+};
+
+&uart2 {
+       status = "okay";
+};

diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
new file mode 100644 (file)
index 0000000..53c4268
--- /dev/null
+++ b/arch/arm/boot/dts/mt7623.dtsi
@@ -0,0 +1,146 @@
+/*
+ * Copyright (c) 2016 MediaTek Inc.
+ * Author: John Crispin <blogic@openwrt.org>
+ *
+ * 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/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include "skeleton64.dtsi"
+
+/ {
+       compatible = "mediatek,mt7623";
+       interrupt-parent = <&sysirq>;
+
+       cpus {
+               #address-cells = <1>;
+               #size-cells = <0>;
+
+               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>;
+               };
+       };
+
+       system_clk: dummy13m {
+               compatible = "fixed-clock";
+               clock-frequency = <13000000>;
+               #clock-cells = <0>;
+       };
+
+       rtc_clk: dummy32k {
+               compatible = "fixed-clock";
+               clock-frequency = <32000>;
+               #clock-cells = <0>;
+       };
+
+       uart_clk: dummy26m {
+               compatible = "fixed-clock";
+               clock-frequency = <26000000>;
+               #clock-cells = <0>;
+       };
+
+       timer {
+               compatible = "arm,armv7-timer";
+               interrupt-parent = <&gic>;
+               interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+                            <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+                            <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+                            <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+       };
+
+       watchdog: watchdog@10007000 {
+               compatible = "mediatek,mt7623-wdt",
+                            "mediatek,mt6589-wdt";
+               reg = <0 0x10007000 0 0x100>;
+       };
+
+       timer: timer@10008000 {
+               compatible = "mediatek,mt7623-timer",
+                            "mediatek,mt6577-timer";
+               reg = <0 0x10008000 0 0x80>;
+               interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_LOW>;
+               clocks = <&system_clk>, <&rtc_clk>;
+               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>;
+       };
+
+       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>;
+       };
+
+       uart0: serial@11002000 {
+               compatible = "mediatek,mt7623-uart",
+                            "mediatek,mt6577-uart";
+               reg = <0 0x11002000 0 0x400>;
+               interrupts = <GIC_SPI 51 IRQ_TYPE_LEVEL_LOW>;
+               clocks = <&uart_clk>;
+               status = "disabled";
+       };
+
+       uart1: serial@11003000 {
+               compatible = "mediatek,mt7623-uart",
+                            "mediatek,mt6577-uart";
+               reg = <0 0x11003000 0 0x400>;
+               interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_LOW>;
+               clocks = <&uart_clk>;
+               status = "disabled";
+       };
+
+       uart2: serial@11004000 {
+               compatible = "mediatek,mt7623-uart",
+                            "mediatek,mt6577-uart";
+               reg = <0 0x11004000 0 0x400>;
+               interrupts = <GIC_SPI 53 IRQ_TYPE_LEVEL_LOW>;
+               clocks = <&uart_clk>;
+               status = "disabled";
+       };
+
+       uart3: serial@11005000 {
+               compatible = "mediatek,mt7623-uart",
+                            "mediatek,mt6577-uart";
+               reg = <0 0x11005000 0 0x400>;
+               interrupts = <GIC_SPI 54 IRQ_TYPE_LEVEL_LOW>;
+               clocks = <&uart_clk>;
+               status = "disabled";
+       };
+};

diff --git a/arch/arm/mach-mediatek/Kconfig b/arch/arm/mach-mediatek/Kconfig
index 0abcc51..8ced4ad 100644 (file)
--- a/arch/arm/mach-mediatek/Kconfig
+++ b/arch/arm/mach-mediatek/Kconfig
@@ -18,6 +18,10 @@ config MACH_MT6592
        bool "MediaTek MT6592 SoCs support"
        default ARCH_MEDIATEK
 
+config MACH_MT7623
+       bool "MediaTek MT7623 SoCs support"
+       default ARCH_MEDIATEK
+
 config MACH_MT8127
        bool "MediaTek MT8127 SoCs support"
        default ARCH_MEDIATEK

diff --git a/arch/arm/mach-mediatek/mediatek.c b/arch/arm/mach-mediatek/mediatek.c
index 2f9f09a..9c2e38d 100644 (file)
--- a/arch/arm/mach-mediatek/mediatek.c
+++ b/arch/arm/mach-mediatek/mediatek.c
@@ -47,6 +47,7 @@ static const char * const mediatek_board_dt_compat[] = {
        "mediatek,mt2701",
        "mediatek,mt6589",
        "mediatek,mt6592",
+       "mediatek,mt7623",
        "mediatek,mt8127",
        "mediatek,mt8135",
        NULL,