[RFC PATCH v2 5/5] ARM: hisi: add devicetree for hi3520

Marty Plummer
2016-09-15T21:05:05Z

Probably needs a lot more work, but as of right now this can get me into
a basic busybox userspace
Signed-off-by: Marty Plummer <netz.kernel@gmail.com>
---
arch/arm/boot/dts/Makefile | 2 +
arch/arm/boot/dts/hi3520-1176-dm77a.dts | 62 +++++++++++
arch/arm/boot/dts/hi3520-1176.dtsi | 178 ++++++++++++++++++++++++++++++++
3 files changed, 242 insertions(+)
create mode 100644 arch/arm/boot/dts/hi3520-1176-dm77a.dts
create mode 100644 arch/arm/boot/dts/hi3520-1176.dtsi

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 7ffd3a3..285f56a 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -154,6 +154,8 @@ dtb-$(CONFIG_ARCH_EXYNOS5) += \
exynos5440-sd5v1.dtb \
exynos5440-ssdk5440.dtb \
exynos5800-peach-pi.dtb
+dtb-$(CONFIG_ARCH_HI3520_1176) += \
+ hi3520-1176-dm77a.dtb
dtb-$(CONFIG_ARCH_HI3620) += \
hi3620-hi4511.dtb
dtb-$(CONFIG_ARCH_HIGHBANK) += \
diff --git a/arch/arm/boot/dts/hi3520-1176-dm77a.dts b/arch/arm/boot/dts/hi3520-1176-dm77a.dts
new file mode 100644
index 0000000..c87a18e
--- /dev/null
+++ b/arch/arm/boot/dts/hi3520-1176-dm77a.dts
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2016 Marty Plummer <netz.kernel@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/dts-v1/;
+#include "hi3520-1176.dtsi"
+
+/ {
+ model = "Nightowl zeus-dvr";
+ compatible = "hisilicon,hi3520-1176";
+
+ aliases {
+ serial0 = &uart0;
+ serial1 = &uart1;
+ serial2 = &uart2;
+ serial3 = &uart3;
+ };
+
+ /* chosen { */
+ /* bootargs = "mem=72M console=ttyAMA0,115200 root=/dev/ram"; */
+ /* stdout-path = "serial0:115200n8"; */
+ /* }; */
+
+ memory at e2000000 {
+ device_type = "memory";
+ reg = <0xe2000000 0x4800000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
+
+&dual_timer0 {
+ status = "okay";
+};
+
+&gmac0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ phy-handle = <&phy1>;
+ phy-mode = "mii";
+ mac-address = [00 00 00 00 00 00];
+ status = "okay";
+
+ phy1: ethernet-phy at 1 {
+ reg = <1>;
+ };
+};
diff --git a/arch/arm/boot/dts/hi3520-1176.dtsi b/arch/arm/boot/dts/hi3520-1176.dtsi
new file mode 100644
index 0000000..a7dbc16
--- /dev/null
+++ b/arch/arm/boot/dts/hi3520-1176.dtsi
@@ -0,0 +1,178 @@
+/*
+ * Copyright (C) 2016 Marty Plummer <netz.kernel@gmail.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ /* interrupt-parent = <&vic0>; */
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu at 0 {
+ device_type = "cpu";
+ compatible = "arm,arm1176jzf-s";
+ reg = <0>;
+ };
+ };
+
+ uartclk: uartclk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <101000000>;
+ };
+
+ clk_3m: clk_3m {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <101000000>;
+ };
+
+ soc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges;
+
+ vic0: interrupt-controller at 10070000 {
+ compatible = "arm,pl190-vic";
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ reg = <0x10070000 0x1000>;
+ };
+
+ vic1: interrupt-controller at 10080000 {
+ compatible = "arm,pl190-vic";
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ reg = <0x10080000 0x1000>;
+ };
+
+ amba {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "simple-bus";
+ ranges;
+
+ uart0: uart at 20090000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x20090000 0x1000>;
+ clocks = <&uartclk &clk_3m>;
+ clock-names = "uartclk", "apb_pclk";
+ interrupts-extended = <&vic0 12 4>;
+ status = "disable";
+ };
+
+ uart1: uart at 200a0000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x200a0000 0x1000>;
+ clocks = <&uartclk &clk_3m>;
+ clock-names = "uartclk", "apb_pclk";
+ interrupts-extended = <&vic0 12 4>;
+ };
+
+ uart2: uart at 200b0000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x200b0000 0x1000>;
+ clocks = <&uartclk &clk_3m>;
+ clock-names = "uartclk", "apb_pclk";
+ interrupts-extended = <&vic0 13 4>;
+ };
+
+ uart3: uart at 200c0000 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x200c0000 0x1000>;
+ clocks = <&uartclk &clk_3m>;
+ clock-names = "uartclk", "apb_pclk";
+ interrupts-extended = <&vic0 13 4>;
+ };
+
+ gpio0: gpio at 20150000 {
+ compatible = "arm,pl061", "arm,primecell";
+ reg = <0x20150000 0x1000>;
+ interrupts-extended = <&vic1 6 4>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ clocks = <&uartclk &clk_3m>;
+ clock-names = "apb_pclk";
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ status = "disabled";
+ };
+
+ dual_timer0: dual_timer at 20000000 {
+ compatible = "arm,sp804", "arm,primecell";
+ reg = <0x20000000 0x1000>;
+ interrupts-extended = <&vic0 4 4>, <&vic0 4 4>;
+ clocks = <&clk_3m>;
+ clock-names = "apb_pclk";
+ status = "disable";
+ };
+
+ dual_timer1: dual_timer at 20010000 {
+ compatible = "arm,sp804", "arm,primecell";
+ reg = <0x20010000 0x1000>;
+ interrupts-extended = <&vic0 5 4>, <&vic0 5 4>;
+ clocks = <&clk_3m>;
+ clock-names = "apb_pclk";
+ status = "disable";
+ };
+
+ spi_bus0: spi at 200e0000 {
+ compatible = "arm,pl022", "arm,primecell";
+ reg = <0x200e0000 0x1000>;
+ interrupts-extended = <&vic0 11 4>;
+ num-cs = <1>;
+ };
+ };
+
+ sysctrl: system-controller at 20050000 {
+ compatible = "hisilicon,hi3520-sysctrl", "syscon";
+ reg = <0x20050000 0x1000>;
+ };
+
+ reboot {
+ compatible = "syscon-reboot";
+ regmap = <&sysctrl>;
+ offset = <0x4>;
+ mask = <0xdeadbeef>;
+ };
+
+ /* gmac0: ethernet at 10090000 { */
+ /* compatible = "hisilicon,hix5hd2-gmac"; */
+ /* reg = <0x10090000 0x1000>,<0x20050000 0x1000>; */
+ /* interrupts-extended = <&vic0 14 4>; */
+ /* clocks = <&clk_3m>; */
+ /* status = "disabled"; */
+ /* }; */
+
+ usb0: ehci at 100b0000 {
+ compatible = "generic-ehci";
+ reg = <0x100b0000 0x1000>;
+ interrupts-extended = <&vic0 23 4>;
+ clocks = <&clk_3m>;
+ };
+
+ usb1: ohci at 100a0000 {
+ compatible = "generic-ohci";
+ reg = <0x100a0000 0x1000>;
+ interrupts-extended = <&vic0 22 4>;
+ clocks = <&clk_3m>;
+ };
+ };
+};
--
2.9.3