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authorJohn Crispin <blogic@openwrt.org>2013-04-12 06:27:39 +0000
committerRalf Baechle <ralf@linux-mips.org>2013-05-08 01:19:11 +0200
commit6fbfe90e58b03c4126e3f21d9d9cc53c116003b2 (patch)
tree25f2ff741ee4795cf539fa25956201b8641ddc54 /arch/mips/ralink
parentd99e19c799a6b48a5c6d733f5885862df5c77c70 (diff)
downloadop-kernel-dev-6fbfe90e58b03c4126e3f21d9d9cc53c116003b2.zip
op-kernel-dev-6fbfe90e58b03c4126e3f21d9d9cc53c116003b2.tar.gz
DT: MIPS: ralink: add RT3883 dts files
Add a dtsi file for RT3883 SoC and a sample dts file. Signed-off-by: John Crispin <blogic@openwrt.org> Acked-by: Grant Likely <grant.likely@secretlab.ca> Patchwork: http://patchwork.linux-mips.org/patch/5189/
Diffstat (limited to 'arch/mips/ralink')
-rw-r--r--arch/mips/ralink/Kconfig4
-rw-r--r--arch/mips/ralink/dts/Makefile1
-rw-r--r--arch/mips/ralink/dts/rt3883.dtsi58
-rw-r--r--arch/mips/ralink/dts/rt3883_eval.dts16
4 files changed, 79 insertions, 0 deletions
diff --git a/arch/mips/ralink/Kconfig b/arch/mips/ralink/Kconfig
index 2f6fbb8..493411f 100644
--- a/arch/mips/ralink/Kconfig
+++ b/arch/mips/ralink/Kconfig
@@ -42,6 +42,10 @@ choice
bool "RT305x eval kit"
depends on SOC_RT305X
+ config DTB_RT3883_EVAL
+ bool "RT3883 eval kit"
+ depends on SOC_RT3883
+
endchoice
endif
diff --git a/arch/mips/ralink/dts/Makefile b/arch/mips/ralink/dts/Makefile
index f635a01..040a986 100644
--- a/arch/mips/ralink/dts/Makefile
+++ b/arch/mips/ralink/dts/Makefile
@@ -1,2 +1,3 @@
obj-$(CONFIG_DTB_RT2880_EVAL) := rt2880_eval.dtb.o
obj-$(CONFIG_DTB_RT305X_EVAL) := rt3052_eval.dtb.o
+obj-$(CONFIG_DTB_RT3883_EVAL) := rt3883_eval.dtb.o
diff --git a/arch/mips/ralink/dts/rt3883.dtsi b/arch/mips/ralink/dts/rt3883.dtsi
new file mode 100644
index 0000000..3b131dd
--- /dev/null
+++ b/arch/mips/ralink/dts/rt3883.dtsi
@@ -0,0 +1,58 @@
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "ralink,rt3883-soc";
+
+ cpus {
+ cpu@0 {
+ compatible = "mips,mips74Kc";
+ };
+ };
+
+ cpuintc: cpuintc@0 {
+ #address-cells = <0>;
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ compatible = "mti,cpu-interrupt-controller";
+ };
+
+ palmbus@10000000 {
+ compatible = "palmbus";
+ reg = <0x10000000 0x200000>;
+ ranges = <0x0 0x10000000 0x1FFFFF>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ sysc@0 {
+ compatible = "ralink,rt3883-sysc", "ralink,rt3050-sysc";
+ reg = <0x0 0x100>;
+ };
+
+ intc: intc@200 {
+ compatible = "ralink,rt3883-intc", "ralink,rt2880-intc";
+ reg = <0x200 0x100>;
+
+ interrupt-controller;
+ #interrupt-cells = <1>;
+
+ interrupt-parent = <&cpuintc>;
+ interrupts = <2>;
+ };
+
+ memc@300 {
+ compatible = "ralink,rt3883-memc", "ralink,rt3050-memc";
+ reg = <0x300 0x100>;
+ };
+
+ uartlite@c00 {
+ compatible = "ralink,rt3883-uart", "ralink,rt2880-uart", "ns16550a";
+ reg = <0xc00 0x100>;
+
+ interrupt-parent = <&intc>;
+ interrupts = <12>;
+
+ reg-shift = <2>;
+ };
+ };
+};
diff --git a/arch/mips/ralink/dts/rt3883_eval.dts b/arch/mips/ralink/dts/rt3883_eval.dts
new file mode 100644
index 0000000..2fa6b33
--- /dev/null
+++ b/arch/mips/ralink/dts/rt3883_eval.dts
@@ -0,0 +1,16 @@
+/dts-v1/;
+
+/include/ "rt3883.dtsi"
+
+/ {
+ compatible = "ralink,rt3883-eval-board", "ralink,rt3883-soc";
+ model = "Ralink RT3883 evaluation board";
+
+ memory@0 {
+ reg = <0x0 0x2000000>;
+ };
+
+ chosen {
+ bootargs = "console=ttyS0,57600";
+ };
+};
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