MIPS: ralink: adds rt305x devicetree

This adds the devicetree file that describes the rt305x evaluation kit.

Signed-off-by: John Crispin <blogic@openwrt.org>
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Patchwork: http://patchwork.linux-mips.org/patch/4898/

2 files changed, 148 insertions, 0 deletions

diff --git a/arch/mips/ralink/dts/rt3050.dtsi b/arch/mips/ralink/dts/rt3050.dtsi
new file mode 100644
index 000000000000..fd49daacbf08
--- /dev/null
+++ b/arch/mips/ralink/dts/rt3050.dtsi
@@ -0,0 +1,96 @@
+/ {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        compatible = "ralink,rt3050-soc", "ralink,rt3052-soc";
+
+        cpus {
+                cpu@0 {
+                        compatible = "mips,mips24KEc";
+                };
+        };
+
+        chosen {
+                bootargs = "console=ttyS0,57600 init=/init";
+        };
+
+        palmbus@10000000 {
+                compatible = "palmbus";
+                reg = <0x10000000 0x200000>;
+                ranges = <0x0 0x10000000 0x1FFFFF>;
+
+                #address-cells = <1>;
+                #size-cells = <1>;
+
+                sysc@0 {
+                        compatible = "ralink,rt3052-sysc", "ralink,rt3050-sysc";
+                        reg = <0x0 0x100>;
+                };
+
+                timer@100 {
+                        compatible = "ralink,rt3052-wdt", "ralink,rt2880-wdt";
+                        reg = <0x100 0x100>;
+                };
+
+                intc: intc@200 {
+                        compatible = "ralink,rt3052-intc", "ralink,rt2880-intc";
+                        reg = <0x200 0x100>;
+
+                        interrupt-controller;
+                        #interrupt-cells = <1>;
+                };
+
+                memc@300 {
+                        compatible = "ralink,rt3052-memc", "ralink,rt3050-memc";
+                        reg = <0x300 0x100>;
+                };
+
+                gpio0: gpio@600 {
+                        compatible = "ralink,rt3052-gpio", "ralink,rt2880-gpio";
+                        reg = <0x600 0x34>;
+
+                        gpio-controller;
+                        #gpio-cells = <2>;
+
+                        ralink,ngpio = <24>;
+                        ralink,regs = [ 00 04 08 0c
+                                        20 24 28 2c
+                                        30 34 ];
+                };
+
+                gpio1: gpio@638 {
+                        compatible = "ralink,rt3052-gpio", "ralink,rt2880-gpio";
+                        reg = <0x638 0x24>;
+
+                        gpio-controller;
+                        #gpio-cells = <2>;
+
+                        ralink,ngpio = <16>;
+                        ralink,regs = [ 00 04 08 0c
+                                        10 14 18 1c
+                                        20 24 ];
+                };
+
+                gpio2: gpio@660 {
+                        compatible = "ralink,rt3052-gpio", "ralink,rt2880-gpio";
+                        reg = <0x660 0x24>;
+
+                        gpio-controller;
+                        #gpio-cells = <2>;
+
+                        ralink,ngpio = <12>;
+                        ralink,regs = [ 00 04 08 0c
+                                        10 14 18 1c
+                                        20 24 ];
+                };
+
+                uartlite@c00 {
+                        compatible = "ralink,rt3052-uart", "ralink,rt2880-uart", "ns16550a";
+                        reg = <0xc00 0x100>;
+
+                        interrupt-parent = <&intc>;
+                        interrupts = <12>;
+
+                        reg-shift = <2>;
+                };
+        };
+};
diff --git a/arch/mips/ralink/dts/rt3052_eval.dts b/arch/mips/ralink/dts/rt3052_eval.dts
new file mode 100644
index 000000000000..148a590bc419
--- /dev/null
+++ b/arch/mips/ralink/dts/rt3052_eval.dts
@@ -0,0 +1,52 @@
+/dts-v1/;
+
+/include/ "rt3050.dtsi"
+
+/ {
+        #address-cells = <1>;
+        #size-cells = <1>;
+        compatible = "ralink,rt3052-eval-board", "ralink,rt3052-soc";
+        model = "Ralink RT3052 evaluation board";
+
+        memory@0 {
+                reg = <0x0 0x2000000>;
+        };
+
+        palmbus@10000000 {
+                sysc@0 {
+                        ralink,pinmmux = "uartlite", "spi";
+                        ralink,uartmux = "gpio";
+                        ralink,wdtmux = <0>;
+                };
+        };
+
+        cfi@1f000000 {
+                compatible = "cfi-flash";
+                reg = <0x1f000000 0x800000>;
+
+                bank-width = <2>;
+                device-width = <2>;
+                #address-cells = <1>;
+                #size-cells = <1>;
+
+                partition@0 {
+                        label = "uboot";
+                        reg = <0x0 0x30000>;
+                        read-only;
+                };
+                partition@30000 {
+                        label = "uboot-env";
+                        reg = <0x30000 0x10000>;
+                        read-only;
+                };
+                partition@40000 {
+                        label = "calibration";
+                        reg = <0x40000 0x10000>;
+                        read-only;
+                };
+                partition@50000 {
+                        label = "linux";
+                        reg = <0x50000 0x7b0000>;
+                };
+        };
+};