1e9bb6275SMauro Carvalho Chehab==================== 2e9bb6275SMauro Carvalho ChehabKernel driver ds2482 3e9bb6275SMauro Carvalho Chehab==================== 4e9bb6275SMauro Carvalho Chehab 5e9bb6275SMauro Carvalho ChehabSupported chips: 6e9bb6275SMauro Carvalho Chehab 7e9bb6275SMauro Carvalho Chehab * Maxim DS2482-100, Maxim DS2482-800 8e9bb6275SMauro Carvalho Chehab 9e9bb6275SMauro Carvalho Chehab Prefix: 'ds2482' 10e9bb6275SMauro Carvalho Chehab 11e9bb6275SMauro Carvalho Chehab Addresses scanned: None 12e9bb6275SMauro Carvalho Chehab 13e9bb6275SMauro Carvalho Chehab Datasheets: 14e9bb6275SMauro Carvalho Chehab 15e9bb6275SMauro Carvalho Chehab - http://datasheets.maxim-ic.com/en/ds/DS2482-100.pdf 16e9bb6275SMauro Carvalho Chehab - http://datasheets.maxim-ic.com/en/ds/DS2482-800.pdf 17e9bb6275SMauro Carvalho Chehab 18e9bb6275SMauro Carvalho ChehabAuthor: Ben Gardner <bgardner@wabtec.com> 19e9bb6275SMauro Carvalho Chehab 20e9bb6275SMauro Carvalho Chehab 21e9bb6275SMauro Carvalho ChehabDescription 22e9bb6275SMauro Carvalho Chehab----------- 23e9bb6275SMauro Carvalho Chehab 24e9bb6275SMauro Carvalho ChehabThe Maxim/Dallas Semiconductor DS2482 is a I2C device that provides 25e9bb6275SMauro Carvalho Chehabone (DS2482-100) or eight (DS2482-800) 1-wire busses. 26e9bb6275SMauro Carvalho Chehab 27e9bb6275SMauro Carvalho Chehab 28e9bb6275SMauro Carvalho ChehabGeneral Remarks 29e9bb6275SMauro Carvalho Chehab--------------- 30e9bb6275SMauro Carvalho Chehab 31e9bb6275SMauro Carvalho ChehabValid addresses are 0x18, 0x19, 0x1a, and 0x1b. 32e9bb6275SMauro Carvalho Chehab 33e9bb6275SMauro Carvalho ChehabHowever, the device cannot be detected without writing to the i2c bus, so no 34e9bb6275SMauro Carvalho Chehabdetection is done. You should instantiate the device explicitly. 35e9bb6275SMauro Carvalho Chehab 36e9bb6275SMauro Carvalho Chehab:: 37e9bb6275SMauro Carvalho Chehab 38e9bb6275SMauro Carvalho Chehab $ modprobe ds2482 39e9bb6275SMauro Carvalho Chehab $ echo ds2482 0x18 > /sys/bus/i2c/devices/i2c-0/new_device 40