Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) What:		/sys/class/pps/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 		The /sys/class/pps/ directory will contain files and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 		directories that will provide a unified interface to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 		the PPS sources.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) What:		/sys/class/pps/ppsX/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 		The /sys/class/pps/ppsX/ directory is related to X-th
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 		PPS source into the system. Each directory will
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 		contain files to manage and control its PPS source.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) What:		/sys/class/pps/ppsX/assert
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 		The /sys/class/pps/ppsX/assert file reports the assert events
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 		and the assert sequence number of the X-th source in the form:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 			<secs>.<nsec>#<sequence>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 		If the source has no assert events the content of this file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 		is empty.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) What:		/sys/class/pps/ppsX/clear
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 		The /sys/class/pps/ppsX/clear file reports the clear events
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 		and the clear sequence number of the X-th source in the form:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 			<secs>.<nsec>#<sequence>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		If the source has no clear events the content of this file
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 		is empty.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) What:		/sys/class/pps/ppsX/mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 		The /sys/class/pps/ppsX/mode file reports the functioning
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 		mode of the X-th source in hexadecimal encoding.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 		Please, refer to linux/include/linux/pps.h for further
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 		info.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) What:		/sys/class/pps/ppsX/echo
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 		The /sys/class/pps/ppsX/echo file reports if the X-th does
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 		or does not support an "echo" function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) What:		/sys/class/pps/ppsX/name
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 		The /sys/class/pps/ppsX/name file reports the name of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 		X-th source.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) What:		/sys/class/pps/ppsX/path
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) Date:		February 2008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) Contact:	Rodolfo Giometti <giometti@linux.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) Description:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 		The /sys/class/pps/ppsX/path file reports the path name of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 		the device connected with the X-th source.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 		If the source is not connected with any device the content
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) 		of this file is empty.