Add device tree files for the MIPSfpga platform.
See Documentation/devicetree/bindings/mips/img/xilfpga.txt
for details about MIPSfpga
Signed-off-by: Zubair Lutfullah Kakakhel <Zubair.Kakakhel@xxxxxxxxxx>
---
V2 -> V3
no change
V1 -> V2
Reformatted git log for 80 column
Added nexys4ddr compatible
Fixed some whitespace
Removed a redundant status okay
---
arch/mips/boot/dts/Makefile | 1 +
arch/mips/boot/dts/xilfpga/Makefile | 9 ++++++
arch/mips/boot/dts/xilfpga/microAptiv.dtsi | 21 ++++++++++++++
arch/mips/boot/dts/xilfpga/nexys4ddr.dts | 46 ++++++++++++++++++++++++++++++
4 files changed, 77 insertions(+)
create mode 100644 arch/mips/boot/dts/xilfpga/Makefile
create mode 100644 arch/mips/boot/dts/xilfpga/microAptiv.dtsi
create mode 100644 arch/mips/boot/dts/xilfpga/nexys4ddr.dts
diff --git a/arch/mips/boot/dts/Makefile b/arch/mips/boot/dts/Makefile
index 778a340..0571ef7 100644
--- a/arch/mips/boot/dts/Makefile
+++ b/arch/mips/boot/dts/Makefile
@@ -6,6 +6,7 @@ dts-dirs += mti
dts-dirs += netlogic
dts-dirs += qca
dts-dirs += ralink
+dts-dirs += xilfpga
obj-y := $(addsuffix /, $(dts-dirs))
diff --git a/arch/mips/boot/dts/xilfpga/Makefile b/arch/mips/boot/dts/xilfpga/Makefile
new file mode 100644
index 0000000..913a752
--- /dev/null
+++ b/arch/mips/boot/dts/xilfpga/Makefile
@@ -0,0 +1,9 @@
+dtb-$(CONFIG_XILFPGA_NEXYS4DDR) += nexys4ddr.dtb
+
+obj-y += $(patsubst %.dtb, %.dtb.o, $(dtb-y))
+
+# Force kbuild to make empty built-in.o if necessary
+obj- += dummy.o
+
+always := $(dtb-y)
+clean-files := *.dtb *.dtb.S
diff --git a/arch/mips/boot/dts/xilfpga/microAptiv.dtsi b/arch/mips/boot/dts/xilfpga/microAptiv.dtsi
new file mode 100644
index 0000000..81d518e
--- /dev/null
+++ b/arch/mips/boot/dts/xilfpga/microAptiv.dtsi
@@ -0,0 +1,21 @@
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "img,xilfpga";
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "mips,m14Kc";
+ clocks = <&ext>;
+ reg = <0>;
+ };
+ };
+
+ ext: ext {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ };
+};
diff --git a/arch/mips/boot/dts/xilfpga/nexys4ddr.dts b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts
new file mode 100644
index 0000000..686ebd1
--- /dev/null
+++ b/arch/mips/boot/dts/xilfpga/nexys4ddr.dts
@@ -0,0 +1,46 @@
+/dts-v1/;
+
+#include "microAptiv.dtsi"
+
+/ {
+ compatible = "digilent,nexys4ddr";
+
+ memory {
+ device_type = "memory";
+ reg = <0x0 0x08000000>;
+ };
+
+ cpuintc: interrupt-controller@0 {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ compatible = "mti,cpu-interrupt-controller";
+ };
+
+ axi_gpio: gpio@10600000 {
+ #gpio-cells = <1>;
+ compatible = "xlnx,xps-gpio-1.00.a";
+ gpio-controller;
+ reg = <0x10600000 0x10000>;
+ xlnx,all-inputs = <0x0>;
+ xlnx,dout-default = <0x0>;
+ xlnx,gpio-width = <0x16>;
+ xlnx,interrupt-present = <0x0>;
+ xlnx,is-dual = <0x0>;
+ xlnx,tri-default = <0xffffffff>;
+ } ;
+
+ axi_uart16550: serial@10400000 {
+ compatible = "ns16550a";
+ reg = <0x10400000 0x10000>;
+
+ reg-shift = <2>;
+ reg-offset = <0x1000>;
+
+ clocks = <&ext>;
+ };
+};
+
+&ext {
+ clock-frequency = <50000000>;
+};
--
1.9.1
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