122d4c33fSNeilBrownWhat: /sys/class/power_supply/twl4030_usb/mode
222d4c33fSNeilBrownDescription:
322d4c33fSNeilBrown	Changing mode for USB port.
422d4c33fSNeilBrown	Writing to this can disable charging.
522d4c33fSNeilBrown
622d4c33fSNeilBrown	Possible values are:
734433332SMauro Carvalho Chehab
834433332SMauro Carvalho Chehab		=============	===========================================
934433332SMauro Carvalho Chehab		"auto"		draw power as appropriate for detected
1022d4c33fSNeilBrown				power source and battery status.
1134433332SMauro Carvalho Chehab		"off"		do not draw any power.
1234433332SMauro Carvalho Chehab		"continuous"	activate mode described as "linear" in
137f4a633dSNeilBrown				TWL data sheets.  This uses whatever
147f4a633dSNeilBrown				current is available and doesn't switch off
157f4a633dSNeilBrown				when voltage drops.
167f4a633dSNeilBrown
177f4a633dSNeilBrown				This is useful for unstable power sources
187f4a633dSNeilBrown				such as bicycle dynamo, but care should
197f4a633dSNeilBrown				be taken that battery is not over-charged.
2034433332SMauro Carvalho Chehab		=============	===========================================
21b04b908dSNeilBrown
22b04b908dSNeilBrownWhat: /sys/class/power_supply/twl4030_ac/mode
23b04b908dSNeilBrownDescription:
24b04b908dSNeilBrown	Changing mode for 'ac' port.
25b04b908dSNeilBrown	Writing to this can disable charging.
26b04b908dSNeilBrown
27b04b908dSNeilBrown	Possible values are:
2834433332SMauro Carvalho Chehab
2934433332SMauro Carvalho Chehab		======	===========================================
3034433332SMauro Carvalho Chehab		"auto"	draw power as appropriate for detected
31b04b908dSNeilBrown			power source and battery status.
3234433332SMauro Carvalho Chehab		"off"	do not draw any power.
3334433332SMauro Carvalho Chehab		======	===========================================
34