ARM: kirkwood: Add LS-XHL and LS-CHLv2 support

Add support for Buffalo Linkstation LS-XHL and LS-CHLv2 using the device
tree where possible.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>

1 files changed, 95 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/kirkwood-lsxl.dtsi b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
new file mode 100644
index 000000000000..8ac51c08269d
--- /dev/null
+++ b/arch/arm/boot/dts/kirkwood-lsxl.dtsi
@@ -0,0 +1,95 @@
+/include/ "kirkwood.dtsi"
+
+/ {
+        chosen {
+                bootargs = "console=ttyS0,115200n8 earlyprintk";
+        };
+
+        ocp@f1000000 {
+                sata@80000 {
+                        status = "okay";
+                        nr-ports = <1>;
+                };
+
+                spi@10600 {
+                        status = "okay";
+
+                        m25p40@0 {
+                                #address-cells = <1>;
+                                #size-cells = <1>;
+                                compatible = "m25p40";
+                                reg = <0>;
+                                spi-max-frequency = <25000000>;
+                                mode = <0>;
+
+                                partition@0 {
+                                        reg = <0x0 0x60000>;
+                                        label = "uboot";
+                                        read-only;
+                                };
+
+                                partition@60000 {
+                                        reg = <0x60000 0x10000>;
+                                        label = "dtb";
+                                        read-only;
+                                };
+
+                                partition@70000 {
+                                        reg = <0x70000 0x10000>;
+                                        label = "uboot_env";
+                                };
+                        };
+                };
+        };
+
+        gpio_keys {
+                compatible = "gpio-keys";
+                #address-cells = <1>;
+                #size-cells = <0>;
+                button@1 {
+                        label = "Function Button";
+                        linux,code = <132>;
+                        gpios = <&gpio1 9 1>;
+                };
+                button@2 {
+                        label = "Power-on Switch";
+                        linux,code = <116>;
+                        gpios = <&gpio1 10 1>;
+                };
+                button@3 {
+                        label = "Power-auto Switch";
+                        linux,code = <142>;
+                        gpios = <&gpio1 11 1>;
+                };
+        };
+
+        gpio_leds {
+                compatible = "gpio-leds";
+
+                led@1 {
+                        label = "lschlv2:blue:func";
+                        gpios = <&gpio1 4 1>;
+                };
+
+                led@2 {
+                        label = "lschlv2:red:alarm";
+                        gpios = <&gpio1 5 1>;
+                };
+
+                led@3 {
+                        label = "lschlv2:amber:info";
+                        gpios = <&gpio1 6 1>;
+                };
+
+                led@4 {
+                        label = "lschlv2:blue:power";
+                        gpios = <&gpio1 7 1>;
+                        linux,default-trigger = "default-on";
+                };
+
+                led@5 {
+                        label = "lschlv2:red:func";
+                        gpios = <&gpio1 16 1>;
+                };
+        };
+};