mips: bmips: add Comtrend VR-3032u bcm6328-leds

This board has several LEDs attached to its BCM6328 led controller.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

arch/mips/dts/comtrend,vr-3032u.dts

@@ -21,6 +21,49 @@
 	};
 };
 
+&leds {
+	status = "okay";
+	brcm,serial-leds;
+	brcm,serial-dat-low;
+	brcm,serial-shift-inv;
+
+	led@2 {
+		reg = <2>;
+		active-low;
+		label = "VR-3032u:red:inet";
+	};
+
+	led@3 {
+		reg = <3>;
+		active-low;
+		label = "VR-3032u:green:dsl";
+	};
+
+	led@4 {
+		reg = <4>;
+		active-low;
+		label = "VR-3032u:green:usb";
+	};
+
+	led@7 {
+		reg = <7>;
+		active-low;
+		label = "VR-3032u:green:wps";
+	};
+
+	led@8 {
+		reg = <8>;
+		active-low;
+		label = "VR-3032u:green:inet";
+	};
+
+	led@20 {
+		reg = <20>;
+		active-low;
+		label = "VR-3032u:green:power";
+	};
+};
+
 &uart0 {
 	u-boot,dm-pre-reloc;
 	status = "okay";

configs/comtrend_vr3032u_ram_defconfig

@@ -16,6 +16,7 @@ CONFIG_CMD_CPU=y
 # CONFIG_CMD_GPIO is not set
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_IMPORTENV is not set
+CONFIG_CMD_LED=y
 CONFIG_CMD_LICENSE=y
 CONFIG_CMD_LOADB=y
 # CONFIG_CMD_LOADS is not set
@@ -31,6 +32,9 @@ CONFIG_DISPLAY_CPUINFO=y
 CONFIG_DM_GPIO=y
 CONFIG_DM_SERIAL=y
 CONFIG_HUSH_PARSER=y
+CONFIG_LED=y
+CONFIG_LED_BCM6328=y
+CONFIG_LED_BLINK=y
 CONFIG_MIPS=y
 # CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set
 # CONFIG_MIPS_BOOT_ENV_LEGACY is not set