brcm2708: add board detection and LED support

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

SVN-Revision: 44447

target/linux/brcm2708/base-files/etc/diag.sh

@@ -0,0 +1,25 @@
+#!/bin/sh
+#
+# Copyright (C) 2015 OpenWrt.org
+#
+
+. /lib/functions/leds.sh
+
+set_state() {
+	status_led="led0"
+
+	case "$1" in
+	preinit)
+		status_led_blink_preinit
+		;;
+	failsafe)
+		status_led_blink_failsafe
+		;;
+	preinit_regular)
+		status_led_blink_preinit_regular
+		;;
+	done)
+		status_led_on
+		;;
+	esac
+}

target/linux/brcm2708/base-files/etc/uci-defaults/01_leds

@@ -0,0 +1,11 @@
+#!/bin/sh
+#
+# Copyright (C) 2015 OpenWrt.org
+#
+
+. /lib/functions/uci-defaults.sh
+
+ucidef_set_led_mmc "mmc" "MMC" "led0" "mmc0"
+ucidef_commit_leds
+
+exit 0

target/linux/brcm2708/base-files/lib/brcm2708.sh

@@ -0,0 +1,36 @@
+#!/bin/sh
+#
+# Copyright (C) 2015 OpenWrt.org
+#
+
+brcm2708_board_detect() {
+	local machine
+	local name
+
+	machine=$(awk 'BEGIN{FS="[ \t]+:[ \t]"} /Hardware/ {print $2}' /proc/cpuinfo)
+
+	case "$machine" in
+	BCM2708)
+		name="Raspberry Pi"
+		;;
+	BCM2709)
+		name="Raspberry Pi 2"
+		;;
+	esac
+
+	[ -z "$name" ] && name="unknown"
+
+	[ -e "/tmp/sysinfo/" ] || mkdir -p "/tmp/sysinfo/"
+
+	echo "$machine" > /tmp/sysinfo/board_name
+	echo "$name" > /tmp/sysinfo/model
+}
+
+brcm2708_board_name() {
+	local name
+
+	[ -f /tmp/sysinfo/board_name ] && name=$(cat /tmp/sysinfo/board_name)
+	[ -z "$name" ] && name="unknown"
+
+	echo "$name"
+}

target/linux/brcm2708/base-files/lib/preinit/03_preinit_do_brcm2708.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+do_brcm2708() {
+	. /lib/brcm2708.sh
+
+	brcm2708_board_detect
+}
+
+boot_hook_add preinit_main do_brcm2708

target/linux/brcm2708/config-3.18

@@ -175,9 +175,7 @@ CONFIG_KTIME_SCALAR=y
 # CONFIG_LCD_TDO24M is not set
 # CONFIG_LCD_VGG2432A4 is not set
 CONFIG_LEDS_GPIO=y
-# CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set
 # CONFIG_LEDS_TRIGGER_INPUT is not set
-# CONFIG_LEDS_TRIGGER_TIMER is not set
 CONFIG_LOGO=y
 CONFIG_LOGO_LINUX_CLUT224=y
 # CONFIG_LOGO_LINUX_MONO is not set