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#!/bin/bash -eu
function usage()
{
echo "Usage: $(basename "$0") init|reset"
}
if [ "$#" -ne "1" ] ; then
usage
exit 1;
fi
cmd="${1}"
UART_ROUTING_PATH="/sys/bus/platform/drivers/aspeed-uart-routing/1e78909c.uart-routing"
case "${cmd}" in
init)
echo -n "uart3" > ${UART_ROUTING_PATH}/uart1
echo -n "uart1" > ${UART_ROUTING_PATH}/uart3
echo -n "io1" > ${UART_ROUTING_PATH}/uart4
echo -n "uart4" > ${UART_ROUTING_PATH}/io1
;;
reset)
echo -n "io1" > ${UART_ROUTING_PATH}/uart1
echo -n "io3" > ${UART_ROUTING_PATH}/uart3
echo -n "io4" > ${UART_ROUTING_PATH}/uart4
echo -n "uart1" > ${UART_ROUTING_PATH}/io1
;;
*)
usage
exit 1;
;;
esac
|
