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rk35xx-android14/kernel-6.1/Documentation/firmware_class/hotplug-script
T
hmz007 36ed224bac Rockchip Anroid14_SDK 20240628-rkr5 (2556df1a)
Signed-off-by: hmz007 <hmz007@gmail.com>
Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
2024-10-29 18:12:02 +08:00

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#!/bin/sh
# Simple hotplug script sample:
#
# Both $DEVPATH and $FIRMWARE are already provided in the environment.
HOTPLUG_FW_DIR=/usr/lib/hotplug/firmware/
if [ "$SUBSYSTEM" == "firmware" -a "$ACTION" == "add" ]; then
if [ -f $HOTPLUG_FW_DIR/$FIRMWARE ]; then
echo 1 > /sys/$DEVPATH/loading
cat $HOTPLUG_FW_DIR/$FIRMWARE > /sys/$DEVPATH/data
echo 0 > /sys/$DEVPATH/loading
else
echo -1 > /sys/$DEVPATH/loading
fi
fi