ARM: BCM5301X: Add DT for Asus RT-N18U

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

3 files changed, 106 insertions, 1 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 30d6d954cba7..d4b5bd618a7f 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -57,7 +57,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-b.dtb
 dtb-$(CONFIG_ARCH_BCM_5301X) += \
         bcm4708-buffalo-wzr-1750dhp.dtb \
         bcm4708-netgear-r6250.dtb \
-        bcm4708-netgear-r6300-v2.dtb
+        bcm4708-netgear-r6300-v2.dtb \
+        bcm47081-asus-rt-n18u.dtb
 dtb-$(CONFIG_ARCH_BCM_63XX) += bcm963138dvt.dtb
 dtb-$(CONFIG_ARCH_BCM_MOBILE) += bcm28155-ap.dtb \
         bcm21664-garnet.dtb
diff --git a/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
new file mode 100644
index 000000000000..fb76378bd511
--- /dev/null
+++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
@@ -0,0 +1,78 @@
+/*
+ * Broadcom BCM470X / BCM5301X ARM platform code.
+ * DTS for Asus RT-N18U
+ *
+ * Copyright (C) 2014 Rafał Miłecki <zajec5@gmail.com>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+/dts-v1/;
+
+#include "bcm47081.dtsi"
+
+/ {
+        compatible = "asus,rt-n18u", "brcm,bcm47081", "brcm,bcm4708";
+        model = "Asus RT-N18U (BCM47081)";
+
+        chosen {
+                bootargs = "console=ttyS0,115200";
+        };
+
+        memory {
+                reg = <0x00000000 0x08000000>;
+        };
+
+        leds {
+                compatible = "gpio-leds";
+
+                power {
+                        label = "bcm53xx:blue:power";
+                        gpios = <&chipcommon 0 GPIO_ACTIVE_LOW>;
+                        linux,default-trigger = "default-on";
+                };
+
+                usb2 {
+                        label = "bcm53xx:blue:usb2";
+                        gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
+                        linux,default-trigger = "default-off";
+                };
+
+                wan {
+                        label = "bcm53xx:blue:wan";
+                        gpios = <&chipcommon 6 GPIO_ACTIVE_LOW>;
+                        linux,default-trigger = "default-on";
+                };
+
+                lan {
+                        label = "bcm53xx:blue:lan";
+                        gpios = <&chipcommon 9 GPIO_ACTIVE_LOW>;
+                        linux,default-trigger = "default-on";
+                };
+
+                usb3 {
+                        label = "bcm53xx:blue:usb3";
+                        gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
+                        linux,default-trigger = "default-off";
+                };
+        };
+
+        gpio-keys {
+                compatible = "gpio-keys";
+                #address-cells = <1>;
+                #size-cells = <0>;
+                poll-interval = <200>;
+
+                restart {
+                        label = "Reset";
+                        linux,code = <KEY_RESTART>;
+                        gpios = <&chipcommon 7 GPIO_ACTIVE_LOW>;
+                };
+
+                wps {
+                        label = "WPS";
+                        linux,code = <KEY_WPS_BUTTON>;
+                        gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
+                };
+        };
+};
diff --git a/arch/arm/boot/dts/bcm47081.dtsi b/arch/arm/boot/dts/bcm47081.dtsi
new file mode 100644
index 000000000000..f720012ee5ed
--- /dev/null
+++ b/arch/arm/boot/dts/bcm47081.dtsi
@@ -0,0 +1,26 @@
+/*
+ * Broadcom BCM470X / BCM5301X ARM platform code.
+ * DTS for BCM47081 SoC.
+ *
+ * Copyright © 2014 Rafał Miłecki <zajec5@gmail.com>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include "bcm5301x.dtsi"
+
+/ {
+        compatible = "brcm,bcm47081";
+
+        cpus {
+                #address-cells = <1>;
+                #size-cells = <0>;
+
+                cpu@0 {
+                        device_type = "cpu";
+                        compatible = "arm,cortex-a9";
+                        next-level-cache = <&L2>;
+                        reg = <0x0>;
+                };
+        };
+};