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Message-ID: <1436350480-17276-3-git-send-email-mars.cheng@mediatek.com>
Date: Wed, 8 Jul 2015 18:14:40 +0800
From: Mars Cheng <mars.cheng@...iatek.com>
To: Matthias Brugger <matthias.bgg@...il.com>
CC: CC Hwang <cc.hwang@...iatek.com>,
Loda Chou <loda.chou@...iatek.com>,
Miles Chen <miles.chen@...iatek.com>,
Scott Shu <scott.shu@...iatek.com>,
Jades Shih <jades.shih@...iatek.com>,
Yingjoe Chen <yingjoe.chen@...iatek.com>,
MY Chuang <my.chuang@...iatek.com>,
<linux-kernel@...r.kernel.org>,
<linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
Mars Cheng <mars.cheng@...iatek.com>
Subject: [PATCH 2/2] arm64: dts: mediatek: add mt6795 support
This adds basic chip support for MT6795 SoC
Signed-off-by: Mars Cheng <mars.cheng@...iatek.com>
---
arch/arm64/boot/dts/mediatek/Makefile | 1 +
arch/arm64/boot/dts/mediatek/mt6795-evb.dts | 34 ++++++
arch/arm64/boot/dts/mediatek/mt6795.dtsi | 164 ++++++++++++++++++++++++++++
3 files changed, 199 insertions(+)
create mode 100644 arch/arm64/boot/dts/mediatek/mt6795-evb.dts
create mode 100644 arch/arm64/boot/dts/mediatek/mt6795.dtsi
diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index 3ce2462..e0a4bff 100644
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -1,3 +1,4 @@
+dtb-$(CONFIG_ARCH_MEDIATEK) += mt6795-evb.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += mt8173-evb.dtb
always := $(dtb-y)
diff --git a/arch/arm64/boot/dts/mediatek/mt6795-evb.dts b/arch/arm64/boot/dts/mediatek/mt6795-evb.dts
new file mode 100644
index 0000000..3a43c860
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt6795-evb.dts
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2015 MediaTek Inc.
+ * Author: Mars.C <mars.cheng@...iatek.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 "mt6795.dtsi"
+
+/ {
+ model = "MediaTek MT6795 Evaluation Board";
+
+ memory@...00000 {
+ device_type = "memory";
+ reg = <0 0x40000000 0 0x1e800000>;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,921600n8 earlyprintk";
+ stdout-path = &uart0;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/mediatek/mt6795.dtsi b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
new file mode 100644
index 0000000..832be20
--- /dev/null
+++ b/arch/arm64/boot/dts/mediatek/mt6795.dtsi
@@ -0,0 +1,164 @@
+/*
+ * Copyright (c) 2015 MediaTek Inc.
+ * Author: Mars.C <mars.cheng@...iatek.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,
+ * 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>
+
+/ {
+ compatible = "mediatek,mt6795";
+ interrupt-parent = <&sysirq>;
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x000>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x001>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x002>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x003>;
+ };
+
+ cpu4: cpu@4 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x100>;
+ };
+
+ cpu5: cpu@5 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x101>;
+ };
+
+ cpu6: cpu@6 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x102>;
+ };
+
+ cpu7: cpu@7 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53";
+ reg = <0x103>;
+ };
+ };
+
+ clocks {
+ 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,armv8-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)>;
+ };
+
+ sysirq: intpol-controller@...00620 {
+ compatible = "mediatek,mt6795-sysirq",
+ "mediatek,mt6577-sysirq";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ interrupt-parent = <&gic>;
+ reg = <0 0x10200620 0 0x20>;
+ };
+
+ gic: interrupt-controller@...21000 {
+ compatible = "arm,gic-400";
+ #interrupt-cells = <3>;
+ interrupt-parent = <&gic>;
+ interrupt-controller;
+ reg = <0 0x10221000 0 0x1000>,
+ <0 0x10222000 0 0x2000>,
+ <0 0x10224000 0 0x2000>,
+ <0 0x10226000 0 0x2000>;
+ };
+
+ uart0: serial@...02000 {
+ compatible = "mediatek,mt6795-uart",
+ "mediatek,mt6577-uart";
+ reg = <0 0x11002000 0 0x400>;
+ interrupts = <GIC_SPI 91 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>;
+ status = "disabled";
+ };
+
+ uart1: serial@...03000 {
+ compatible = "mediatek,mt6795-uart",
+ "mediatek,mt6577-uart";
+ reg = <0 0x11003000 0 0x400>;
+ interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>;
+ status = "disabled";
+ };
+
+ uart2: serial@...04000 {
+ compatible = "mediatek,mt6795-uart",
+ "mediatek,mt6577-uart";
+ reg = <0 0x11004000 0 0x400>;
+ interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>;
+ status = "disabled";
+ };
+
+ uart3: serial@...05000 {
+ compatible = "mediatek,mt6795-uart",
+ "mediatek,mt6577-uart";
+ reg = <0 0x11005000 0 0x400>;
+ interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>;
+ status = "disabled";
+ };
+};
--
1.8.1.1.dirty
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