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| author | Mauro Carvalho Chehab <mchehab+samsung@kernel.org> | 2019-04-17 12:46:29 +0300 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2019-04-17 20:37:23 +0300 |
| commit | 7ebd8b66dd9e5a0b65e5ee5e2b8e7ca382ec97b7 (patch) | |
| tree | 9db30159bd32bec125c7d49e80a79bb7c4da0c8e /Documentation/hwmon/tps40422.rst | |
| parent | b04f2f7d387b3160883c2a1f5e2285483a791e82 (diff) | |
| download | linux-7ebd8b66dd9e5a0b65e5ee5e2b8e7ca382ec97b7.tar.xz | |
docs: hwmon: Add an index file and rename docs to *.rst
Now that all files were converted to ReST format, rename them
and add an index.
Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon/tps40422.rst')
| -rw-r--r-- | Documentation/hwmon/tps40422.rst | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/Documentation/hwmon/tps40422.rst b/Documentation/hwmon/tps40422.rst new file mode 100644 index 000000000000..b691e30479dd --- /dev/null +++ b/Documentation/hwmon/tps40422.rst @@ -0,0 +1,73 @@ +Kernel driver tps40422 +====================== + +Supported chips: + + * TI TPS40422 + + Prefix: 'tps40422' + + Addresses scanned: - + + Datasheet: http://www.ti.com/lit/gpn/tps40422 + +Author: Zhu Laiwen <richard.zhu@nsn.com> + + +Description +----------- + +This driver supports TI TPS40422 Dual-Output or Two-Phase Synchronous Buck +Controller with PMBus + +The driver is a client driver to the core PMBus driver. +Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers. + + +Usage Notes +----------- + +This driver does not auto-detect devices. You will have to instantiate the +devices explicitly. Please see Documentation/i2c/instantiating-devices for +details. + + +Platform data support +--------------------- + +The driver supports standard PMBus driver platform data. + + +Sysfs entries +------------- + +The following attributes are supported. + +======================= ======================================================= +in[1-2]_label "vout[1-2]" +in[1-2]_input Measured voltage. From READ_VOUT register. +in[1-2]_alarm voltage alarm. + +curr[1-2]_input Measured current. From READ_IOUT register. +curr[1-2]_label "iout[1-2]" +curr1_max Maximum current. From IOUT_OC_WARN_LIMIT register. +curr1_crit Critical maximum current. From IOUT_OC_FAULT_LIMIT + register. +curr1_max_alarm Current high alarm. From IOUT_OC_WARN_LIMIT status. +curr1_crit_alarm Current critical high alarm. From IOUT_OC_FAULT status. +curr2_alarm Current high alarm. From IOUT_OC_WARNING status. + +temp1_input Measured temperature. From READ_TEMPERATURE_2 register + on page 0. +temp1_max Maximum temperature. From OT_WARN_LIMIT register. +temp1_crit Critical high temperature. From OT_FAULT_LIMIT register. +temp1_max_alarm Chip temperature high alarm. Set by comparing + READ_TEMPERATURE_2 on page 0 with OT_WARN_LIMIT if + TEMP_OT_WARNING status is set. +temp1_crit_alarm Chip temperature critical high alarm. Set by comparing + READ_TEMPERATURE_2 on page 0 with OT_FAULT_LIMIT if + TEMP_OT_FAULT status is set. +temp2_input Measured temperature. From READ_TEMPERATURE_2 register + on page 1. +temp2_alarm Chip temperature alarm on page 1. +======================= ======================================================= |