[PATCH v5 2/3] arm64: dts: Add ZTE ZX296718 SoC dts and Makefile
Jun Nie
jun.nie at linaro.org
Mon Sep 12 18:42:05 PDT 2016
Add device tree support for ZX296718 SoC and evaluation board based
on it. Also document new values.
Signed-off-by: Jun Nie <jun.nie at linaro.org>
---
Documentation/devicetree/bindings/arm/zte.txt | 24 +++
arch/arm64/boot/dts/Makefile | 1 +
arch/arm64/boot/dts/zte/Makefile | 5 +
arch/arm64/boot/dts/zte/zx296718-evb.dts | 29 +++
arch/arm64/boot/dts/zte/zx296718.dtsi | 260 ++++++++++++++++++++++++++
5 files changed, 319 insertions(+)
create mode 100644 arch/arm64/boot/dts/zte/Makefile
create mode 100644 arch/arm64/boot/dts/zte/zx296718-evb.dts
create mode 100644 arch/arm64/boot/dts/zte/zx296718.dtsi
diff --git a/Documentation/devicetree/bindings/arm/zte.txt b/Documentation/devicetree/bindings/arm/zte.txt
index 3ff5c9e..8336978 100644
--- a/Documentation/devicetree/bindings/arm/zte.txt
+++ b/Documentation/devicetree/bindings/arm/zte.txt
@@ -13,3 +13,27 @@ Low power management required properties:
Bus matrix required properties:
- compatible = "zte,zx-bus-matrix"
+
+
+---------------------------------------
+- ZX296718 SoC:
+ Required root node properties:
+ - compatible = "zte,zx296718"
+
+ZX296718 EVB board:
+ - "zte,zx296718-evb"
+
+System management required properties:
+ - compatible = "zte,zx296718-aon-sysctrl"
+ - compatible = "zte,zx296718-sysctrl"
+
+Example:
+aon_sysctrl: aon-sysctrl at 116000 {
+ compatible = "zte,zx296718-aon-sysctrl", "syscon";
+ reg = <0x116000 0x1000>;
+};
+
+sysctrl: sysctrl at 1463000 {
+ compatible = "zte,zx296718-sysctrl", "syscon";
+ reg = <0x1463000 0x1000>;
+};
diff --git a/arch/arm64/boot/dts/Makefile b/arch/arm64/boot/dts/Makefile
index 6e199c9..6684f97 100644
--- a/arch/arm64/boot/dts/Makefile
+++ b/arch/arm64/boot/dts/Makefile
@@ -19,6 +19,7 @@ dts-dirs += socionext
dts-dirs += sprd
dts-dirs += xilinx
dts-dirs += lg
+dts-dirs += zte
subdir-y := $(dts-dirs)
diff --git a/arch/arm64/boot/dts/zte/Makefile b/arch/arm64/boot/dts/zte/Makefile
new file mode 100644
index 0000000..6678066
--- /dev/null
+++ b/arch/arm64/boot/dts/zte/Makefile
@@ -0,0 +1,5 @@
+dtb-$(CONFIG_ARCH_ZX) += zx296718-evb.dtb
+
+always := $(dtb-y)
+subdir-y := $(dts-dirs)
+clean-files := *.dtb
diff --git a/arch/arm64/boot/dts/zte/zx296718-evb.dts b/arch/arm64/boot/dts/zte/zx296718-evb.dts
new file mode 100644
index 0000000..820fe1c
--- /dev/null
+++ b/arch/arm64/boot/dts/zte/zx296718-evb.dts
@@ -0,0 +1,29 @@
+/*
+ * ZTE Ltd. zx296718 Plaform
+ *
+ * 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
+ * publishhed by the Free Software Foundation.
+ *
+ */
+/dts-v1/;
+#include "zx296718.dtsi"
+
+/ {
+ model = "ZTE zx296718 evaluation board";
+ compatible = "zte,zx296718-evb", "zte,zx296718";
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory at 40000000 {
+ device_type = "memory";
+ reg = <0x40000000 0x40000000>;
+ };
+
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/zte/zx296718.dtsi b/arch/arm64/boot/dts/zte/zx296718.dtsi
new file mode 100644
index 0000000..f690e8f
--- /dev/null
+++ b/arch/arm64/boot/dts/zte/zx296718.dtsi
@@ -0,0 +1,260 @@
+/*
+ * DTS File for ZTE ZX296718 Plaform
+ *
+ * Copyright (c) 2016 ZTE Semiconductor Co., Ltd.
+ *
+ * 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
+ * publishhed by the Free Software Foundation.
+ *
+ */
+
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ compatible = "zte,zx296718";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ interrupt-parent = <&gic>;
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ cpu-map {
+ cluster0 {
+ core0 {
+ cpu = <&cpu0>;
+ };
+ core1 {
+ cpu = <&cpu1>;
+ };
+ core2 {
+ cpu = <&cpu2>;
+ };
+ core3 {
+ cpu = <&cpu3>;
+ };
+ };
+ };
+
+ cpu0: cpu at 0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53","arm,armv8";
+ reg = <0x0 0x0>;
+ enable-method = "psci";
+ };
+
+ cpu1: cpu at 1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53","arm,armv8";
+ reg = <0x0 0x1>;
+ enable-method = "psci";
+ };
+
+ cpu2: cpu at 2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53","arm,armv8";
+ reg = <0x0 0x2>;
+ enable-method = "psci";
+ };
+
+ cpu3: cpu at 3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53","arm,armv8";
+ reg = <0x0 0x3>;
+ enable-method = "psci";
+ };
+ };
+
+ clk24k: clk-24k {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <24000>;
+ clock-output-names = "rtcclk";
+ };
+
+ osc32k: clk-osc32k {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <32000>;
+ clock-output-names = "osc32k";
+ };
+
+ osc12m: clk-osc12m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <12000000>;
+ clock-output-names = "osc12m";
+ };
+
+ osc24m: clk-osc24m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <24000000>;
+ clock-output-names = "osc24m";
+ };
+
+ osc25m: clk-osc25m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <25000000>;
+ clock-output-names = "osc25m";
+ };
+
+ osc60m: clk-osc60m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <60000000>;
+ clock-output-names = "osc60m";
+ };
+
+ osc99m: clk-osc99m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <99000000>;
+ clock-output-names = "osc99m";
+ };
+
+ osc125m: clk-osc125m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <125000000>;
+ clock-output-names = "osc125m";
+ };
+
+ osc198m: clk-osc198m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <198000000>;
+ clock-output-names = "osc198m";
+ };
+
+ pll_audio: clk-pll-884m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <884000000>;
+ clock-output-names = "pll_audio";
+ };
+
+ pll_ddr: clk-pll-932m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <932000000>;
+ clock-output-names = "pll_ddr";
+ };
+
+ pll_hsic: clk-pll-960m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <960000000>;
+ clock-output-names = "pll_hsic";
+ };
+
+ pll_mac: clk-pll-1000m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <1000000000>;
+ clock-output-names = "pll_mac";
+ };
+
+ pll_vga: clk-pll-1073m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <1073000000>;
+ clock-output-names = "pll_vga";
+ };
+
+ pll_mm0: clk-pll-1188m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <1188000000>;
+ clock-output-names = "pll_mm0";
+ };
+
+ pll_mm1: clk-pll-1296m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <1296000000>;
+ clock-output-names = "pll_mm1";
+ };
+
+ psci {
+ compatible = "arm,psci-1.0";
+ method = "smc";
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 14 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 11 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_PPI 10 IRQ_TYPE_LEVEL_LOW>;
+ };
+
+ pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ gic: interrupt-controller at 2a00000 {
+ compatible = "arm,gic-v3";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ #redistributor-regions = <6>;
+ redistributor-stride = <0x0 0x40000>;
+ interrupt-controller;
+ reg = <0x02a00000 0x10000>,
+ <0x02b00000 0x20000>,
+ <0x02b20000 0x20000>,
+ <0x02b40000 0x20000>,
+ <0x02b60000 0x20000>,
+ <0x02b80000 0x20000>,
+ <0x02ba0000 0x20000>;
+ interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ soc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges;
+
+ aon_sysctrl: aon-sysctrl at 116000 {
+ compatible = "zte,zx296718-aon-sysctrl", "syscon";
+ reg = <0x116000 0x1000>;
+ };
+
+ uart0: uart at 11f000 {
+ compatible = "arm,pl011", "arm,primecell";
+ arm,primecell-periphid = <0x001feffe>;
+ reg = <0x11f000 0x1000>;
+ interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&osc24m>;
+ clock-names = "apb_pclk";
+ status = "disabled";
+ };
+
+ dma: dma-controller at 1460000 {
+ compatible = "zte,zx296702-dma";
+ reg = <0x01460000 0x1000>;
+ interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&osc24m>;
+ clock-names = "dmaclk";
+ #dma-cells = <1>;
+ dma-channels = <32>;
+ dma-requests = <32>;
+ };
+
+ sysctrl: sysctrl at 1463000 {
+ compatible = "zte,zx296718-sysctrl", "syscon";
+ reg = <0x1463000 0x1000>;
+ };
+ };
+};
--
1.9.1
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