From 1c7d6584a7811b7785ae5c1e378f14b5ba0971cf Mon Sep 17 00:00:00 2001
From: takeshi_hoshina <takeshi_hoshina@mail.toyota.co.jp>
Date: Mon, 2 Nov 2020 11:07:33 +0900
Subject: basesystem-jj recipes

---
 .../udev-rules-digi/ccimx6ul/qca6564-init-wifi.sh  | 121 +++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 bsp/meta-freescale-3rdparty/recipes-core/udev/udev-rules-digi/ccimx6ul/qca6564-init-wifi.sh

(limited to 'bsp/meta-freescale-3rdparty/recipes-core/udev/udev-rules-digi/ccimx6ul/qca6564-init-wifi.sh')

diff --git a/bsp/meta-freescale-3rdparty/recipes-core/udev/udev-rules-digi/ccimx6ul/qca6564-init-wifi.sh b/bsp/meta-freescale-3rdparty/recipes-core/udev/udev-rules-digi/ccimx6ul/qca6564-init-wifi.sh
new file mode 100644
index 00000000..fe3be3b4
--- /dev/null
+++ b/bsp/meta-freescale-3rdparty/recipes-core/udev/udev-rules-digi/ccimx6ul/qca6564-init-wifi.sh
@@ -0,0 +1,121 @@
+#!/bin/sh
+#
+# Copyright (c) 2019 Digi International Inc.
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, you can obtain one at http://mozilla.org/MPL/2.0/.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+#
+
+# At this point of the boot (udev script), the system log (syslog) is not
+# available yet, so use the kernel log buffer from userspace.
+log() {
+	printf "<$1>qca6564: $2\n" >/dev/kmsg
+}
+
+# Do nothing if the module is already loaded
+grep -qws 'wlan' /proc/modules && exit 0
+
+FIRMWARE_DIR="/lib/firmware"
+MACFILE="${FIRMWARE_DIR}/wlan/wlan_mac.bin"
+TMP_MACFILE="$(mktemp -t wlan_mac.XXXXXX)"
+
+# Read the MACs from DeviceTree. We can have up to four wireless interfaces
+# The only required one is wlan0 that is mapped with device tree mac address
+# without suffix.
+for index in $(seq 0 3); do
+	MAC_ADDR="$(hexdump -ve '1/1 "%02X"' /proc/device-tree/wireless/mac-address${index%0} 2>/dev/null)"
+	if [ "${index}" = "0" ] && { [ -z "${MAC_ADDR}" ] || [ "${MAC_ADDR}" = "00:00:00:00:00:00" ]; }; then
+		# Set a default MAC for wlan0
+		MAC_ADDR="0004F3FFFFFB"
+	fi
+
+	# Add the MAC address to the firmware file with the expected format
+	echo "Intf${index}MacAddress=${MAC_ADDR}" >> ${TMP_MACFILE}
+done
+
+# Override the MAC firmware file only if the MAC file has changed.
+if ! cmp -s ${TMP_MACFILE} ${MACFILE}; then
+	cp ${TMP_MACFILE} ${MACFILE}
+fi
+rm -f "${TMP_MACFILE}"
+
+OTP_REGION_CODE="$(cat /proc/device-tree/digi,hwid,cert 2>/dev/null | tr -d '\0')"
+DTB_REGION_CODE="$(cat /proc/device-tree/wireless/regulatory-domain 2>/dev/null | tr -d '\0')"
+US_CODE="0x0"
+WW_CODE="0x1"
+JP_CODE="0x2"
+# Check if the DTB_REGION_CODE is in the list of valid codes,
+# if not use the OTP programmed value.
+case "${DTB_REGION_CODE}" in
+	${US_CODE} | ${WW_CODE} | ${JP_CODE})
+		REGULATORY_DOMAIN="${DTB_REGION_CODE}";;
+	*)
+		if [ -n "${DTB_REGION_CODE}" ]; then
+			log "5" "[WARN] Invalid region code in device tree, using OTP value"
+		fi
+		REGULATORY_DOMAIN="${OTP_REGION_CODE}";;
+esac
+
+
+# Create symbolic links to the proper FW files depending on the country region
+# Use a sub-shell here to change to firmware directory
+(
+	cd "${FIRMWARE_DIR}"
+
+	BDATA_SOURCE="bdwlan30_US.bin"
+	case "${REGULATORY_DOMAIN}" in
+		${US_CODE})
+			log "5" "Setting US wireless region";;
+		${WW_CODE}|${JP_CODE})
+			if [ -f "bdwlan30_World.bin" ]; then
+				log "5" "Setting WW (world wide) wireless region"
+				BDATA_SOURCE="bdwlan30_World.bin"
+			else
+				log "5" "[WARN] No WW (worldwide) board data file, using US"
+			fi
+			;;
+		"")
+			log "5" "[WARN] region code not found, using US";;
+		*)
+			log "5" "[WARN] Invalid region code, using US";;
+	esac
+
+	# We don't want to rewrite NAND every time we boot so only
+	# change the links if they are wrong.
+	BDATA_LINK="bdwlan30.bin"
+	UTFBDATA_LINK="utfbd30.bin"
+	if [ ! -e "${BDATA_LINK}" ] || ! cmp -s "${BDATA_LINK}" "${BDATA_SOURCE}"; then
+		ln -sf "${BDATA_SOURCE}" "${BDATA_LINK}"
+		ln -sf "${BDATA_SOURCE}" "${UTFBDATA_LINK}"
+	fi
+)
+
+# Load the wireless module with the params defined in modprobe.d/qca6564.conf
+# and reduce the console log level to avoid debug messages at boot time
+LOGLEVEL="$(sed -ne 's,^kernel.printk[^=]*=[[:blank:]]*\(.*\)$,\1,g;T;p' /etc/sysctl.conf 2>/dev/null)"
+[ -n "${LOGLEVEL}" ] && sysctl -q -w kernel.printk="${LOGLEVEL}"
+modprobe wlan
+
+# Verify the interface is present
+if [ -d "/sys/class/net/wlan0" ]; then
+	# Create 'wlan1' virtual interface
+	if [ -s "/proc/device-tree/wireless/mac-address1" ] &&
+	   [ -s "/proc/device-tree/wireless/mac-address2" ] &&
+	   [ -s "/proc/device-tree/wireless/mac-address3" ]; then
+	   :
+	else
+		echo "[WARN] Using default MAC addresses for virtual interfaces."
+	fi
+	iw dev wlan0 interface add wlan1 type __ap
+else
+	log "3" "[ERROR] Loading qca6564 module"
+fi
-- 
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