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hwmon: (ucd9000) Add support for UCD90160 Power Supply Sequencer 

The UCD90160 Power Supply Sequencer reuses the existing register layout,
so just an id addition was required.

Signed-off-by: Matthew Weber <matthew.weber@rockwellcollins.com>
Signed-off-by: Ronak Desai <ronak.desai@rockwellcollins.com>
[groeck: Updated description, ordered alphabetically, added documentation]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
hifive-unleashed-5.1
Matt Weber 2016-08-19 21:08:45 -05:00 committed by Guenter Roeck
parent 43943ebb9f
commit 50b2b02c40
3 changed files with 15 additions and 6 deletions
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12
Documentation/hwmon/ucd9000
View File

@ -2,12 +2,13 @@ Kernel driver ucd9000
=====================
Supported chips:
* TI UCD90120, UCD90124, UCD9090, and UCD90910
Prefixes: 'ucd90120', 'ucd90124', 'ucd9090', 'ucd90910'
* TI UCD90120, UCD90124, UCD90160, UCD9090, and UCD90910
Prefixes: 'ucd90120', 'ucd90124', 'ucd90160', 'ucd9090', 'ucd90910'
Addresses scanned: -
Datasheets:
http://focus.ti.com/lit/ds/symlink/ucd90120.pdf
http://focus.ti.com/lit/ds/symlink/ucd90124.pdf
http://focus.ti.com/lit/ds/symlink/ucd90160.pdf
http://focus.ti.com/lit/ds/symlink/ucd9090.pdf
http://focus.ti.com/lit/ds/symlink/ucd90910.pdf
@ -32,6 +33,13 @@ interrupts, cascading, or other system functions. Twelve of these pins offer PWM
functionality. Using these pins, the UCD90124 offers support for fan control,
margining, and general-purpose PWM functions.
The UCD90160 is a 16-rail PMBus/I2C addressable power-supply sequencer and
monitor. The device integrates a 12-bit ADC for monitoring up to 16 power-supply
voltage inputs. Twenty-six GPIO pins can be used for power supply enables,
power-on reset signals, external interrupts, cascading, or other system
functions. Twelve of these pins offer PWM functionality. Using these pins, the
UCD90160 offers support for margining, and general-purpose PWM functions.
The UCD9090 is a 10-rail PMBus/I2C addressable power-supply sequencer and
monitor. The device integrates a 12-bit ADC for monitoring up to 10 power-supply
voltage inputs. Twenty-three GPIO pins can be used for power supply enables,

6
drivers/hwmon/pmbus/Kconfig
View File

@ -126,12 +126,12 @@ config SENSORS_TPS40422
be called tps40422.
config SENSORS_UCD9000
tristate "TI UCD90120, UCD90124, UCD9090, UCD90910"
tristate "TI UCD90120, UCD90124, UCD90160, UCD9090, UCD90910"
default n
help
If you say yes here you get hardware monitoring support for TI
UCD90120, UCD90124, UCD9090, UCD90910 Sequencer and System Health
Controllers.
UCD90120, UCD90124, UCD90160, UCD9090, UCD90910, Sequencer and System
Health Controllers.
This driver can also be built as a module. If so, the module will
be called ucd9000.

3
drivers/hwmon/pmbus/ucd9000.c
View File

@ -28,7 +28,7 @@
#include <linux/i2c/pmbus.h>
#include "pmbus.h"
enum chips { ucd9000, ucd90120, ucd90124, ucd9090, ucd90910 };
enum chips { ucd9000, ucd90120, ucd90124, ucd90160, ucd9090, ucd90910 };
#define UCD9000_MONITOR_CONFIG 0xd5
#define UCD9000_NUM_PAGES 0xd6
@ -112,6 +112,7 @@ static const struct i2c_device_id ucd9000_id[] = {
{"ucd9000", ucd9000},
{"ucd90120", ucd90120},
{"ucd90124", ucd90124},
{"ucd90160", ucd90160},
{"ucd9090", ucd9090},
{"ucd90910", ucd90910},
{}