Add devicetree skeleton for ls1b and ls1c.
Signed-off-by: Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
---
arch/mips/boot/dts/loongson/Makefile | 6 ++
arch/mips/boot/dts/loongson/ls1b.dts | 30 ++++++++
arch/mips/boot/dts/loongson/ls1c.dts | 34 +++++++++
arch/mips/boot/dts/loongson/ls1x.dtsi | 103 ++++++++++++++++++++++++++
4 files changed, 173 insertions(+)
create mode 100644 arch/mips/boot/dts/loongson/Makefile
create mode 100644 arch/mips/boot/dts/loongson/ls1b.dts
create mode 100644 arch/mips/boot/dts/loongson/ls1c.dts
create mode 100644 arch/mips/boot/dts/loongson/ls1x.dtsi
diff --git a/arch/mips/boot/dts/loongson/Makefile b/arch/mips/boot/dts/loongson/Makefile
new file mode 100644
index 000000000000..447801568f33
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/Makefile
@@ -0,0 +1,6 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_LOONGSON1_LS1B) += ls1b.dtb
+
+dtb-$(CONFIG_LOONGSON1_LS1B) += ls1c.dtb
+
+obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .o, $(dtb-y))
diff --git a/arch/mips/boot/dts/loongson/ls1b.dts b/arch/mips/boot/dts/loongson/ls1b.dts
new file mode 100644
index 000000000000..11b516c77d22
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/ls1b.dts
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019 Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
+ */
+
+/dts-v1/;
+#include <ls1x.dtsi>
+
+/ {
+ model = "Loongson LS1B";
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "loongson,ls1b";
+ reg = <0>;
+ };
+ };
+};
+
+&ehci0 {
+ status = "okay";
+};
+
+&ohci0 {
+ status = "okay";
+};
\ No newline at end of file
diff --git a/arch/mips/boot/dts/loongson/ls1c.dts b/arch/mips/boot/dts/loongson/ls1c.dts
new file mode 100644
index 000000000000..edca46234cfc
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/ls1c.dts
@@ -0,0 +1,34 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019 Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
+ */
+
+/dts-v1/;
+#include <ls1x.dtsi>
+
+/ {
+ model = "Loongson LS1C";
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "loongson,ls1c";
+ reg = <0>;
+ };
+ };
+};
+
+&platintc4 {
+ status = "okay";
+};
+
+&ehci0 {
+ status = "okay";
+};
+
+&ohci0 {
+ status = "okay";
+};
\ No newline at end of file
diff --git a/arch/mips/boot/dts/loongson/ls1x.dtsi b/arch/mips/boot/dts/loongson/ls1x.dtsi
new file mode 100644
index 000000000000..1aca0c990fea
--- /dev/null
+++ b/arch/mips/boot/dts/loongson/ls1x.dtsi
@@ -0,0 +1,103 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2019 Jiaxun Yang <jiaxun.yang@xxxxxxxxxxx>
+ */
+
+/dts-v1/;
+#include <dt-bindings/interrupt-controller/irq.h>
+
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ cpu_intc: interrupt-controller {
+ #address-cells = <0>;
+ compatible = "mti,cpu-interrupt-controller";
+
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ };
+
+ soc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ compatible = "simple-bus";
+ ranges;
+
+
+ platintc0: interrupt-controller@1fd01040 {
+ compatible = "loongson,ls1x-intc";
+ reg = <0x1fd01040 0x18>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&cpu_intc>;
+ interrupts = <2>;
+ };
+
+ platintc1: interrupt-controller@1fd01058 {
+ compatible = "loongson,ls1x-intc";
+ reg = <0x1fd01058 0x18>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&cpu_intc>;
+ interrupts = <3>;
+ };
+
+ platintc2: interrupt-controller@1fd01070 {
+ compatible = "loongson,ls1x-intc";
+ reg = <0x1fd01070 0x18>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&cpu_intc>;
+ interrupts = <4>;
+ };
+
+ platintc3: interrupt-controller@1fd01088 {
+ compatible = "loongson,ls1x-intc";
+ reg = <0x1fd01088 0x18>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&cpu_intc>;
+ interrupts = <5>;
+ };
+
+ platintc4: interrupt-controller@1fd010a0 {
+ compatible = "loongson,ls1x-intc";
+ reg = <0x1fd010a0 0x18>;
+
+ interrupt-controller;
+ #interrupt-cells = <2>;
+
+ interrupt-parent = <&cpu_intc>;
+ interrupts = <6>;
+ status = "disabled";
+ };
+
+ ehci0: usb@1fe20000 {
+ compatible = "generic-ehci";
+ reg = <0x1fe20000 0x100>;
+ interrupt-parent = <&platintc1>;
+ interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ ohci0: usb@1fe28000 {
+ compatible = "generic-ohci";
+ reg = <0x1fe28000 0x100>;
+ interrupt-parent = <&platintc1>;
+ interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
+ status = "disabled";
+ };
+
+ };
+};
--
2.21.0
