target/rk3568: use non rk808 rtc if exists

package/base-files/files/etc/init.d/sysfixtime

@@ -16,10 +16,12 @@ boot() {
 }
 
 start() {
+	[ -e "/dev/rtc" ] && RTC_DEV=/dev/rtc
 	[ -e "$RTC_DEV" ] && [ -e "$HWCLOCK" ] && $HWCLOCK -s -u -f $RTC_DEV
 }
 
 stop() {
+	[ -e "/dev/rtc" ] && RTC_DEV=/dev/rtc
 	[ -e "$RTC_DEV" ] && [ -e "$HWCLOCK" ] && $HWCLOCK -w -u -f $RTC_DEV && \
 		logger -t sysfixtime "saved '$(date)' to $RTC_DEV"
 }

target/linux/rockchip/rk35xx/base-files/etc/init.d/board_rtc

@@ -0,0 +1,9 @@
+#!/bin/sh /etc/rc.common
+
+START=00
+
+boot() {
+	if [ -e /sys/class/rtc/rtc1/device/modalias ]; then
+		grep -q 'rk808-rtc' /sys/class/rtc/rtc1/device/modalias || ln -s rtc1 /dev/rtc
+	fi
+}

target/linux/rockchip/rk35xx/base-files/lib/preinit/04_board

@@ -1,4 +1,3 @@
-. /lib/functions.sh
 
 preinit_set_gpio() {
 	# ref package/base-files/files/etc/init.d/gpio_switch