[ 1.763918] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[ 1.763936] cfg80211: failed to load regulatory.db
[ 1.764741] rockchip-pm rockchip-suspend: not set pwm-regulator-config
[ 1.765336] I : [File] : drivers/gpu/arm/mali400/mali/linux/mali_kernel_linux.c; [Line] : 417; [Func] : mali_module_init(); svn_rev_string_from_arm of this mali_ko is '', rk_ko_ver is '5', built at '16:34:27', on 'Sep 26 2021'.
[ 1.765715] Mali:
[ 1.765716] Mali device driver loaded
[ 1.765971] xc7160 4-001b: T-chip firefly camera driver version: 00.01.01
[ 1.766249] xc7160 4-001b: Failed to get power-gpios, maybe no use
[ 1.766342] xc7160 4-001b: 4-001b supply avdd not found, using dummy regulator
[ 1.766405] xc7160 4-001b: Linked as a consumer to regulator.0
[ 1.766442] xc7160 4-001b: 4-001b supply dovdd not found, using dummy regulator
[ 1.766499] xc7160 4-001b: 4-001b supply dvdd not found, using dummy regulator
[ 1.766546] xc7160 4-001b: could not get default pinstate
[ 1.766557] xc7160 4-001b: could not get sleep pinstate
[ 1.766576] xc7160 4-001b: Success to get xc7160 endpoint data lanes, dts uses 4 lanes
[ 1.766586] xc7160 4-001b: xc7160 num data lanes is 4