target/amlogic: phicomm n1 wait wifi chip ready

Signed-off-by: Liangbin Lian <jjm2473@gmail.com>

target/linux/amlogic/meson/base-files/lib/board/init.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+. /lib/functions.sh
+
+board_wait_wifi() {
+	local seconds=0
+	case $(board_name) in
+	phicomm,n1)
+		for seconds in $(seq 0 2); do
+			[[ -d /sys/devices/platform/soc/d0000000.apb/d0070000.mmc/mmc_host/mmc2/mmc2:0001/mmc2:0001:1/net ]] && break
+			sleep 1
+		done
+		echo "board: wifi ready after $seconds seconds" >/dev/kmsg
+		sleep 1
+	;;
+	esac
+}
+
+board_wait_wifi