Driver and Debug

Common Driver Paths

Function	Reference Path
G-sensor	`kernel/drivers/input/sensors/accel/lis3dh.c`, `hardware/rockchip/sensor/st`
Touchscreen	`kernel/drivers/input/touchscreen/`
LCD panel	`kernel/drivers/gpu/drm/panel/`, `panel-simple.c`
Keys	`kernel/drivers/input/keyboard/`, `rk_keys.c`, `adc-keys.c`
Wi-Fi / BT	`kernel/drivers/net/wireless/rockchip_wlan`

cat /proc/cmdline
cat /proc/cpuinfo
cat /proc/meminfo
cat /proc/partitions
cat /proc/version
cat /proc/net/dev
cat /proc/kmsg
df -h

Common customization items include init.rc, boot logo, MIPI panel configuration, shutdown charging, and low-power precharge.