mips: bmips: add NeufBox 4 (Sercomm) board

This serves as an example for bcm6358-leds.

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

arch/mips/dts/sfr,nb4-ser.dts

@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+/dts-v1/;
+
+#include "brcm,bcm6358.dtsi"
+
+/ {
+	model = "SFR NeufBox 4 (Sercomm) Board";
+	compatible = "sfr,nb4-ser", "brcm,bcm6358";
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	gpio-leds {
+		compatible = "gpio-leds";
+
+		traffic_white {
+			label = "NB4-SER:white:traffic";
+			gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
+		};
+
+		service_blue {
+			label = "NB4-SER:blue:service";
+			gpios = <&gpio0 4 GPIO_ACTIVE_LOW>;
+		};
+
+		wifi_white {
+			label = "NB4-SER:white:wifi";
+			gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
+		};
+
+		service_red {
+			label = "NB4-SER:red:service";
+			gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
+		};
+
+		service_green {
+			label = "NB4-SER:green:service";
+			gpios = <&gpio0 30 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&gpio0 {
+	status = "okay";
+};
+
+&leds {
+	status = "okay";
+	brcm,clk-div = <1>;
+
+	led@0 {
+		reg = <0>;
+		active-low;
+		label = "NB4-SER:white:alarm";
+	};
+
+	led@2 {
+		reg = <2>;
+		active-low;
+		label = "NB4-SER:white:tv";
+	};
+
+	led@3 {
+		reg = <3>;
+		active-low;
+		label = "NB4-SER:white:tel";
+	};
+
+	led@4 {
+		reg = <4>;
+		active-low;
+		label = "NB4-SER:white:adsl";
+	};
+};
+
+&pflash {
+	status = "okay";
+};
+
+&uart0 {
+	u-boot,dm-pre-reloc;
+	status = "okay";
+};

board/sfr/nb4_ser/Kconfig

@@ -0,0 +1,12 @@
+if BOARD_SFR_NB4_SER
+
+config SYS_BOARD
+	default "nb4_ser"
+
+config SYS_VENDOR
+	default "sfr"
+
+config SYS_CONFIG_NAME
+	default "sfr_nb4_ser"
+
+endif

board/sfr/nb4_ser/MAINTAINERS

@@ -0,0 +1,6 @@
+SFR NEUFBOX 4 SERCOMM BOARD
+M:	Álvaro Fernández Rojas <noltari@gmail.com>
+S:	Maintained
+F:	board/sfr/nb4_ser/
+F:	include/configs/sfr_nb4_ser.h
+F:	configs/sfr_nb4-ser_ram_defconfig

board/sfr/nb4_ser/Makefile

@@ -0,0 +1,5 @@
+#
+# SPDX-License-Identifier:	GPL-2.0+
+#
+
+obj-y += nb4-ser.o

board/sfr/nb4_ser/nb4-ser.c

@@ -0,0 +1,7 @@
+/*
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>

configs/sfr_nb4-ser_ram_defconfig

@@ -0,0 +1,52 @@
+CONFIG_ARCH_BMIPS=y
+CONFIG_BAUDRATE=115200
+CONFIG_BCM6345_GPIO=y
+CONFIG_BCM6345_SERIAL=y
+CONFIG_BMIPS_BOOT_RAM=y
+CONFIG_BOARD_SFR_NB4_SER=y
+CONFIG_CFI_FLASH=y
+# CONFIG_CMD_BOOTD is not set
+CONFIG_CMD_BOOTM=y
+CONFIG_CMD_CPU=y
+# CONFIG_CMD_CRC32 is not set
+# CONFIG_CMD_EDITENV is not set
+# CONFIG_CMD_ELF is not set
+# CONFIG_CMD_ENV_EXISTS is not set
+# CONFIG_CMD_EXPORTENV is not set
+CONFIG_CMD_FLASH=y
+# CONFIG_CMD_FPGA is not set
+# 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
+CONFIG_CMD_MEMINFO=y
+# CONFIG_CMD_MISC is not set
+# CONFIG_CMD_NET is not set
+# CONFIG_CMD_NFS is not set
+# CONFIG_CMD_SAVEENV is not set
+# CONFIG_CMD_XIMG is not set
+CONFIG_DEFAULT_DEVICE_TREE="sfr,nb4-ser"
+CONFIG_DISPLAY_CPUINFO=y
+# CONFIG_DM_DEVICE_REMOVE is not set
+CONFIG_DM_GPIO=y
+CONFIG_DM_SERIAL=y
+CONFIG_HUSH_PARSER=y
+CONFIG_LED=y
+CONFIG_LED_BCM6358=y
+CONFIG_LED_GPIO=y
+CONFIG_MIPS=y
+# CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set
+# CONFIG_MIPS_BOOT_ENV_LEGACY is not set
+CONFIG_MIPS_BOOT_FDT=y
+CONFIG_MTD=y
+CONFIG_MTD_DEVICE=y
+CONFIG_MTD_NOR_FLASH=y
+CONFIG_OF_STDOUT_VIA_ALIAS=y
+CONFIG_SOC_BMIPS_BCM6358=y
+# CONFIG_SPL_SERIAL_PRESENT is not set
+# CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
+CONFIG_SYS_PROMPT="NB4-SER # "
+CONFIG_SYS_TEXT_BASE=0x80010000

include/configs/sfr_nb4_ser.h

@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <configs/bmips_common.h>
+#include <configs/bmips_bcm6358.h>
+
+#define CONFIG_REMAKE_ELF
+
+#define CONFIG_ENV_IS_NOWHERE
+#define CONFIG_ENV_SIZE			(8 * 1024)
+
+#define CONFIG_AUTO_COMPLETE
+#define CONFIG_CMDLINE_EDITING
+#define CONFIG_SYS_LONGHELP
+
+#define CONFIG_SYS_FLASH_CFI		1
+#define CONFIG_FLASH_CFI_DRIVER		1