[PATCH 2/2] ARM: dts: mediatek: add mt6580 basic support
Mars Cheng
mars.cheng at mediatek.com
Wed Jun 3 01:18:53 PDT 2015
This enables mt6580 basic support: interrupt, timer & uart.
Signed-off-by: Mars Cheng <mars.cheng at mediatek.com>
---
arch/arm/boot/dts/Makefile | 1 +
arch/arm/boot/dts/mt6580-evbp1.dts | 34 ++++++++++
arch/arm/boot/dts/mt6580.dtsi | 130 +++++++++++++++++++++++++++++++++++++
3 files changed, 165 insertions(+)
create mode 100644 arch/arm/boot/dts/mt6580-evbp1.dts
create mode 100644 arch/arm/boot/dts/mt6580.dtsi
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 86217db..9298531 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -656,6 +656,7 @@ dtb-$(CONFIG_MACH_DOVE) += \
dove-d3plug.dtb \
dove-dove-db.dtb
dtb-$(CONFIG_ARCH_MEDIATEK) += \
+ mt6580-evbp1.dtb \
mt6589-aquaris5.dtb \
mt6592-evb.dtb \
mt8127-moose.dtb \
diff --git a/arch/arm/boot/dts/mt6580-evbp1.dts b/arch/arm/boot/dts/mt6580-evbp1.dts
new file mode 100644
index 0000000..fbc0e10
--- /dev/null
+++ b/arch/arm/boot/dts/mt6580-evbp1.dts
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2015 MediaTek Inc.
+ * Author: Mars.C <mars.cheng at 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 "mt6580.dtsi"
+
+/ {
+ model = "MediaTek MT6580 evaluation board";
+ compatible = "mediatek,mt6580-evbp1", "mediatek,mt6580";
+
+ chosen {
+ bootargs = "console=ttyS0,921600n8 root=/dev/ram initrd=0x88000000,0x400000 earlyprintk";
+ };
+
+ memory {
+ reg = <0x80000000 0x20000000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
diff --git a/arch/arm/boot/dts/mt6580.dtsi b/arch/arm/boot/dts/mt6580.dtsi
new file mode 100644
index 0000000..de669e2
--- /dev/null
+++ b/arch/arm/boot/dts/mt6580.dtsi
@@ -0,0 +1,130 @@
+/*
+ * Copyright (c) 2015 MediaTek Inc.
+ * Author: Mars.C <mars.cheng at 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/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include "skeleton.dtsi"
+
+/ {
+ compatible = "mediatek,mt6580";
+ interrupt-parent = <&sysirq>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu at 0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0x0>;
+ };
+ cpu at 1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0x1>;
+ };
+ cpu at 2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0x2>;
+ };
+ cpu at 3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a7";
+ reg = <0x3>;
+ };
+
+ };
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges;
+
+ 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>;
+ };
+ };
+
+ soc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges;
+
+ timer: timer at 10008000 {
+ compatible = "mediatek,mt6580-timer",
+ "mediatek,mt6577-timer";
+ reg = <0x10008000 0x80>;
+ interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&system_clk>, <&rtc_clk>;
+ clock-names = "system-clk", "rtc-clk";
+ };
+
+ sysirq: interrupt-controller at 10200100 {
+ compatible = "mediatek,mt6580-sysirq",
+ "mediatek,mt6577-sysirq";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ interrupt-parent = <&gic>;
+ reg = <0x10200100 0x1c>;
+ };
+
+ gic: interrupt-controller at 10211000 {
+ compatible = "arm,cortex-a7-gic";
+ interrupt-controller;
+ #interrupt-cells = <3>;
+ interrupt-parent = <&gic>;
+ reg = <0x10211000 0x1000>,
+ <0x10212000 0x1000>,
+ <0x10214000 0x2000>,
+ <0x10216000 0x2000>;
+ };
+
+ uart0: serial at 11005000 {
+ compatible = "mediatek,mt6580-uart",
+ "mediatek,mt6577-uart";
+ reg = <0x11005000 0x400>;
+ interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>;
+ clock-names = "baud";
+ status = "disabled";
+ };
+
+ uart1: serial at 11006000 {
+ compatible = "mediatek,mt6580-uart",
+ "mediatek,mt6577-uart";
+ reg = <0x11006000 0x400>;
+ interrupts = <GIC_SPI 45 IRQ_TYPE_LEVEL_LOW>;
+ clocks = <&uart_clk>;
+ clock-names = "baud";
+ status = "disabled";
+ };
+ };
+};
--
1.8.1.1.dirty
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