ath79: add new OF only target for QCA MIPS silicon

This target aims to replace ar71xx mid-term. The big part that is still
missing is making the MMIO/AHB wifi work using OF. NAND and mikrotik
subtargets will follow.

Signed-off-by: John Crispin <john@phrozen.org>

1 files changed, 58 insertions, 0 deletions

diff --git a/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata b/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
new file mode 100644
index 0000000000..2bbe5923bc
--- /dev/null
+++ b/target/linux/ath79/base-files/etc/hotplug.d/firmware/11-ath10k-caldata
@@ -0,0 +1,58 @@
+#!/bin/sh
+
+ath10kcal_die() {
+	echo "ath10cal: " "$*"
+	exit 1
+}
+
+ath10kcal_from_file() {
+	local source=$1
+	local offset=$2
+	local count=$3
+
+	dd if=$source of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
+		ath10kcal_die "failed to extract calibration data from $source"
+}
+
+ath10kcal_extract() {
+	local part=$1
+	local offset=$2
+	local count=$3
+	local mtd
+
+	mtd=$(find_mtd_chardev $part)
+	[ -n "$mtd" ] || \
+		ath10kcal_die "no mtd device found for partition $part"
+
+	dd if=$mtd of=/lib/firmware/$FIRMWARE bs=1 skip=$offset count=$count 2>/dev/null || \
+		ath10kcal_die "failed to extract calibration data from $mtd"
+}
+
+ath10kcal_patch_mac() {
+	local mac=$1
+
+	[ -z "$mac" ] && return
+
+	macaddr_2bin $mac | dd of=/lib/firmware/$FIRMWARE conv=notrunc bs=1 seek=6 count=6
+}
+
+[ -e /lib/firmware/$FIRMWARE ] && exit 0
+
+. /lib/functions.sh
+. /lib/functions/system.sh
+
+board=$(board_name)
+
+case "$FIRMWARE" in
+"ath10k/cal-pci-0000:00:00.0.bin")
+	case $board in
+	openmesh,om5p-ac-v2)
+		ath10kcal_extract "ART" 20480 2116
+		ath10kcal_patch_mac $(macaddr_add $(cat /sys/class/net/eth0/address) +16)
+		;;
+	esac
+	;;
+*)
+	exit 1
+	;;
+esac