meta-digi: Add the redpine wireless driver.

This included the recipe where the driver is cloned from git and compiled
from source.

The recipe also copies the firmware files and the if-pre-up scrip.

Pending is the recipe to link from precompiled objects in a .tar.gz file.

Signed-off-by: Alex Gonzalez <alex.gonzalez@digi.com>

meta-digi-arm/conf/machine/ccxmx51js.conf

@@ -18,3 +18,5 @@ MACHINE_FEATURES += " wifi"
 
 UBOOT_ENTRYPOINT_mx51  = "0x94000000"
 UBOOT_LOADADDRESS_mx51 = "0x94000000"
+
+MACHINE_ESSENTIAL_EXTRA_RDEPENDS += "kernel-module-redpine"

meta-digi-arm/conf/machine/ccxmx53js.conf

@@ -18,3 +18,5 @@ MACHINE_FEATURES += " wifi"
 
 UBOOT_ENTRYPOINT_mx53  = "0x70800000"
 UBOOT_LOADADDRESS_mx53 = "0x70800000"
+
+MACHINE_ESSENTIAL_EXTRA_RDEPENDS += "kernel-module-redpine"

meta-digi-arm/recipes-kernel/kernel-module-redpine/files/redpine

@@ -0,0 +1,117 @@
+#!/bin/sh -l
+#===============================================================================
+#
+#  redpine_pre-up
+#
+#  Copyright (C) 2012 by Digi International Inc.
+#  All rights reserved.
+#
+#  This program is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU General Public License version 2 as published by
+#  the Free Software Foundation.
+#
+#
+#  !Description: Load Redpine's wireless driver
+#
+#===============================================================================
+
+set -e
+
+# Driver Mode
+#  (1) WiFi mode
+#  (2) RF Eval mode
+#DRIVER_MODE="1"
+
+# BT Coexistence
+#  (0) disable
+#  (1) enable
+#BT_COEXISTENCE="0"
+
+# SDIO Clock frequency (MHz)
+#SDIO_CLK="20"
+
+# High speed mode
+#  (0) disable
+#  (1) enable
+#ENABLE_HIGH_SPEED="0"
+
+# TCP/UDP checksum offload
+#  (0) disable
+#  (1) enable
+#TCP_CSUM_OFFLD="1"
+
+# Debug Level
+#  (0) quiet
+#  (debug mask)
+#DEBUG="0"
+
+## == Nothing to customize below this line == ##
+
+[ "${IFACE}" != "wlan0" ] && exit 0
+
+FIRMWARE_DIR="/lib/firmware/redpine/"
+
+#MAC_ADDR="$(nvram print module ethaddr2 | sed 's,ethaddr2=,,g')"
+
+# TODO: Hardcoded until passed to kernel command line from U-Boot.
+MAC_ADDR="00:04:F3:AA:BB:05"
+
+# TODO: Read wdmode from NVRAM or pass in kernel command line.
+# Driver mode variable in u-boot takes precedence (for test purposes)
+#wdmode="$(ubootenv -p wdmode | sed 's,^wdmode=,,g')"
+#[ "${wdmode}" = "1" -o "${wdmode}" = "2" ] && DRIVER_MODE="${wdmode}"
+
+# Crystal frequency depends on the platform and HW revision.
+#
+#         +---------------------+--------------+
+#         | platform            | crystal_freq |
+#         +---------------------+--------------+
+#         | cwme9210js          |   20000000   |
+#         | ccwmx51js (rev = 0) |   20000000   |
+#         | ccwmx51js (rev > 0) |   40000000   |
+#         | ccwmx53js           |   40000000   |
+#         +---------------------+--------------+
+#
+# Default is 20MHz, so in that case we don't need to set the parameter on load.
+read -r platform < /sys/kernel/machine/name
+if [ "${platform}" = "ccxmx53" ]; then
+	CRYSTAL_FREQ=40000000
+else
+	mod_rev="/sys/kernel/ccwmx51/mod_rev"
+	[ -f "${mod_rev}" ] && [ "$(cat ${mod_rev})" -gt "0" ] && CRYSTAL_FREQ=40000000
+fi
+
+# Master module kernel parameters
+[ -n "${DRIVER_MODE}" ] && \
+	master_params="${master_params} driver_mode=${DRIVER_MODE}"
+[ -n "${BT_COEXISTENCE}" ] && \
+	master_params="${master_params} BT_Coexistence=${BT_COEXISTENCE}"
+[ -n "${SDIO_CLK}" ] && \
+	master_params="${master_params} sdio_clock=${SDIO_CLK}"
+[ -n "${ENABLE_HIGH_SPEED}" ] && \
+	master_params="${master_params} enable_high_speed=${ENABLE_HIGH_SPEED}"
+[ -n "${TCP_CSUM_OFFLD}" ] && \
+	master_params="${master_params} tcp_csumoffld_enable=${TCP_CSUM_OFFLD}"
+[ -n "${FIRMWARE_DIR}" ] && \
+	master_params="${master_params} firmware_path=${FIRMWARE_DIR}"
+[ -n "${DEBUG}" ] && \
+	master_params="${master_params} dbg_level=${DEBUG}"
+
+# Client module kernel parameters
+[ -n "${CRYSTAL_FREQ}" ] && \
+	client_params="${client_params} crystal_freq=${CRYSTAL_FREQ}"
+[ -n "${MAC_ADDR}" ] && \
+	client_params="${client_params} macaddr=${MAC_ADDR}"
+
+# Load the client module
+grep -qs rsi_client /proc/modules || \
+	/sbin/modprobe -q rsi_client ${client_params} || \
+		echo "Loading rsi_client module: [FAILED]"
+
+# Load the master module
+grep -qs rsi_master /proc/modules || \
+	/sbin/modprobe -q rsi_master ${master_params} || \
+		echo "Loading rsi_master module: [FAILED]"
+
+# Delay required so the interface 'wlan0' is settled down before trying to configure it.
+sleep 1

meta-digi-arm/recipes-kernel/kernel-module-redpine/kernel-module-redpine_git.bb

@@ -0,0 +1,31 @@
+DESCRIPTION = "Redpine's wireless driver"
+LICENSE = "Proprietary"
+LIC_FILES_CHKSUM = "file://RS.GENR.LNX.SD_NON_GPL/include/ganges_faf.h;endline=6;md5=2b5a9aab5291bd86a1103ca1165f9afa"
+
+inherit module
+
+PR = "r0"
+
+FILESEXTRAPATHS_prepend := "${THISDIR}/files:"
+SRCREV = "del-5.9.2.1"
+SRC_URI = "${DIGI_LOG_GIT}linux-modules/redpine.git;protocol=git \
+	  file://redpine"
+
+S = "${WORKDIR}/git"
+
+EXTRA_OEMAKE += "-C ${STAGING_KERNEL_DIR} M=${S} CONFIG_DEL_KMOD_REDPINE=y"
+
+do_install_append() {
+	install -d ${D}${sysconfdir}/network/if-pre-up.d
+	install -m 0755 ${WORKDIR}/redpine  ${D}${sysconfdir}/network/if-pre-up.d/
+	install -d ${D}/lib/firmware/redpine
+	install -m 0755 ${S}/RS.GENR.LNX.SD_GPL/OSD/LINUX/release/tadm ${D}/lib/firmware/redpine/
+	install -m 0755 ${S}/RS.GENR.LNX.SD_GPL/OSD/LINUX/release/taim ${D}/lib/firmware/redpine/
+	install -m 0755 ${S}/RS.GENR.LNX.SD_GPL/OSD/LINUX/release/instructionSet ${D}/lib/firmware/redpine/
+}
+
+FILES_${PN} += " /lib/firmware/redpine/tadm \
+		/lib/firmware/redpine/taim \
+		/lib/firmware/redpine/instructionSet "
+
+COMPATIBLE_MACHINE = "(ccxmx51js|ccxmx53js)"

meta-digi-del/classes/del-image.bbclass

@@ -5,3 +5,4 @@
 PACKAGE_GROUP_del-audio = "task-del-audio"
 PACKAGE_GROUP_del-gstreamer = "task-del-gstreamer"
 PACKAGE_GROUP_del-network = "task-del-network"
+PACKAGE_GROUP_del-wireless = "task-del-wireless"

meta-digi-del/recipes-connectivity/tasks/task-del-wireless.bb

@@ -0,0 +1,31 @@
+#
+# Copyright (C) 2012 Digi International.
+#
+DESCRIPTION = "Wireless task for DEL image"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://${COREBASE}/LICENSE;md5=3f40d7994397109285ec7b81fdeb3b58"
+PACKAGE_ARCH = "${MACHINE_ARCH}"
+ALLOW_EMPTY = "1"
+PR = "r0"
+
+#
+# Set by the machine configuration with packages essential for device bootup
+#
+MACHINE_ESSENTIAL_EXTRA_RDEPENDS ?= ""
+MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS ?= ""
+
+PACKAGES = "\
+	task-del-wireless \
+	task-del-wireless-dbg \
+	task-del-wireless-dev \
+    "
+
+RDEPENDS_task-del-wireless = "\
+	wpa-supplicant \
+	wireless-tools \
+	${MACHINE_ESSENTIAL_EXTRA_RDEPENDS}"
+
+RRECOMMENDS_task-del-wireless = "\
+    ${MACHINE_ESSENTIAL_EXTRA_RRECOMMENDS}"
+
+

meta-digi-del/recipes-core/images/del-image-minimal.bb

@@ -20,6 +20,7 @@ IMAGE_FEATURES = "ssh-server-dropbear"
 IMAGE_FEATURES += "del-audio"
 IMAGE_FEATURES += "del-gstreamer"
 IMAGE_FEATURES += "del-network"
+IMAGE_FEATURES += '${@base_contains("MACHINE_FEATURES", "wifi", "del-wireless", "", d)}'
 
 # core-image disables the root password if debug-tweak is not enabled.
 # This override will use the shadow file instead.