From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- Documentation/w1/masters/ds2482 | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 Documentation/w1/masters/ds2482 (limited to 'Documentation/w1/masters/ds2482') diff --git a/Documentation/w1/masters/ds2482 b/Documentation/w1/masters/ds2482 new file mode 100644 index 000000000..56f8edace --- /dev/null +++ b/Documentation/w1/masters/ds2482 @@ -0,0 +1,31 @@ +Kernel driver ds2482 +==================== + +Supported chips: + * Maxim DS2482-100, Maxim DS2482-800 + Prefix: 'ds2482' + Addresses scanned: None + Datasheets: + http://datasheets.maxim-ic.com/en/ds/DS2482-100.pdf + http://datasheets.maxim-ic.com/en/ds/DS2482-800.pdf + +Author: Ben Gardner + + +Description +----------- + +The Maxim/Dallas Semiconductor DS2482 is a I2C device that provides +one (DS2482-100) or eight (DS2482-800) 1-wire busses. + + +General Remarks +--------------- + +Valid addresses are 0x18, 0x19, 0x1a, and 0x1b. +However, the device cannot be detected without writing to the i2c bus, so no +detection is done. You should instantiate the device explicitly. + +$ modprobe ds2482 +$ echo ds2482 0x18 > /sys/bus/i2c/devices/i2c-0/new_device + -- cgit v1.2.3