arm64: dts: Add Mediatek SoC MT2712 and evaluation board dts and Makefile

This adds basic chip support for Mediatek 2712

Signed-off-by: YT Shen <yt.shen@mediatek.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/arch/arm64/boot/dts/mediatek/Makefile b/arch/arm64/boot/dts/mediatek/Makefile
index 89371beffb417297cd592852b5d369bc3645886e..151723b5c733d7f3ee91953098ab363ede6f8ff3 100644 (file)
--- a/arch/arm64/boot/dts/mediatek/Makefile
+++ b/arch/arm64/boot/dts/mediatek/Makefile
@@ -1,3 +1,4 @@
+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

diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts
new file mode 100644 (file)
index 0000000..8c804df
--- /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 (file)
index 0000000..57d0396
--- /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";
+       };
+};
+