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authorMike Jones <michael-a1.jones@analog.com>2020-02-07 02:44:13 +0300
committerGuenter Roeck <linux@roeck-us.net>2020-03-09 06:35:46 +0300
commitee44fafb38869e89ff1012134ea80d55e6e346fc (patch)
tree26c75c62f463992aeabe304215ce6f0d244794a6 /Documentation/hwmon/ltc2978.rst
parent50b6ced709c695a127df3aed89461a11fadc2791 (diff)
downloadlinux-ee44fafb38869e89ff1012134ea80d55e6e346fc.tar.xz
hwmon: (pmbus/ltc2978) add support for more parts.
LTC2972, LTC2979, LTC3884, LTC3889, LTC7880, LTM4664, LTM4677, LTM4678, LTM4680, LTM4700. Signed-off-by: Mike Jones <michael-a1.jones@analog.com> Link: https://lore.kernel.org/r/1581032654-4330-1-git-send-email-michael-a1.jones@analog.com [groeck: Fixed checkpatch issues (long lines, whitespace)] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon/ltc2978.rst')
-rw-r--r--Documentation/hwmon/ltc2978.rst170
1 files changed, 132 insertions, 38 deletions
diff --git a/Documentation/hwmon/ltc2978.rst b/Documentation/hwmon/ltc2978.rst
index 42fd8411d28a..bc5270e5a477 100644
--- a/Documentation/hwmon/ltc2978.rst
+++ b/Documentation/hwmon/ltc2978.rst
@@ -3,6 +3,14 @@ Kernel driver ltc2978
Supported chips:
+ * Linear Technology LTC2972
+
+ Prefix: 'ltc2972'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltc2972.html
+
* Linear Technology LTC2974
Prefix: 'ltc2974'
@@ -37,6 +45,14 @@ Supported chips:
https://www.analog.com/en/products/ltc2978a
+ * Linear Technology LTC2979
+
+ Prefix: 'ltc2979'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltc2979
+
* Linear Technology LTC2980
Prefix: 'ltc2980'
@@ -69,6 +85,14 @@ Supported chips:
Datasheet: https://www.analog.com/en/products/ltc3883
+ * Linear Technology LTC3884
+
+ Prefix: 'ltc3884'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltc3884
+
* Linear Technology LTC3886
Prefix: 'ltc3886'
@@ -85,6 +109,22 @@ Supported chips:
Datasheet: https://www.analog.com/en/products/ltc3887
+ * Linear Technology LTC3889
+
+ Prefix: 'ltc3889'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltc3889
+
+ * Linear Technology LTC7880
+
+ Prefix: 'ltc7880'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltc7880
+
* Linear Technology LTM2987
Prefix: 'ltm2987'
@@ -93,7 +133,15 @@ Supported chips:
Datasheet: https://www.analog.com/en/products/ltm2987
- * Linear Technology LTM4675
+ * Linear Technology LTM4644
+
+ Prefix: 'ltm4644'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltm4644
+
+ * Linear Technology LTM4675
Prefix: 'ltm4675'
@@ -109,6 +157,30 @@ Supported chips:
Datasheet: https://www.analog.com/en/products/ltm4676
+ * Linear Technology LTM4677
+
+ Prefix: 'ltm4677'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltm4677
+
+ * Linear Technology LTM4678
+
+ Prefix: 'ltm4678'
+
+ Addresses scanned: -
+
+ Datasheet: https://www.analog.com/en/products/ltm4678
+
+ * Analog Devices LTM4680
+
+ Prefix: 'ltm4680'
+
+ Addresses scanned: -
+
+ Datasheet: http://www.analog.com/ltm4680
+
* Analog Devices LTM4686
Prefix: 'ltm4686'
@@ -117,6 +189,15 @@ Supported chips:
Datasheet: http://www.analog.com/ltm4686
+ * Analog Devices LTM4700
+
+ Prefix: 'ltm4700'
+
+ Addresses scanned: -
+
+ Datasheet: http://www.analog.com/ltm4700
+
+
Author: Guenter Roeck <linux@roeck-us.net>
@@ -166,13 +247,13 @@ in1_min Minimum input voltage.
in1_max Maximum input voltage.
- LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
- LTM2987 only.
+ LTC2974, LTC2975, LTC2977, LTC2980, LTC2978,
+ LTC2979 and LTM2987 only.
in1_lcrit Critical minimum input voltage.
- LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
- LTM2987 only.
+ LTC2972, LTC2974, LTC2975, LTC2977, LTC2980, LTC2978,
+ LTC2979 and LTM2987 only.
in1_crit Critical maximum input voltage.
@@ -180,29 +261,34 @@ in1_min_alarm Input voltage low alarm.
in1_max_alarm Input voltage high alarm.
- LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
- LTM2987 only.
+ LTC2972, LTC2974, LTC2975, LTC2977, LTC2980, LTC2978,
+ LTC2979 and LTM2987 only.
+
in1_lcrit_alarm Input voltage critical low alarm.
- LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
- LTM2987 only.
+ LTC2972, LTC2974, LTC2975, LTC2977, LTC2980, LTC2978,
+ LTC2979 and LTM2987 only.
+
in1_crit_alarm Input voltage critical high alarm.
in1_lowest Lowest input voltage.
- LTC2974, LTC2975, LTC2977, LTC2980, LTC2978, and
- LTM2987 only.
+ LTC2972, LTC2974, LTC2975, LTC2977, LTC2980, LTC2978,
+ and LTM2987 only.
+
in1_highest Highest input voltage.
in1_reset_history Reset input voltage history.
in[N]_label "vout[1-8]".
+ - LTC2972: N=2-3
- LTC2974, LTC2975: N=2-5
- - LTC2977, LTC2980, LTM2987: N=2-9
+ - LTC2977, LTC2979, LTC2980, LTM2987: N=2-9
- LTC2978: N=2-9
- - LTC3880, LTC3882, LTC23886 LTC3887, LTM4675, LTM4676:
- N=2-3
+ - LTC3880, LTC3882, LTC3884, LTC23886 LTC3887, LTC3889,
+ LTC7880, LTM4644, LTM4675, LTM4676, LTM4677, LTM4678,
+ LTM4680, LTM4700: N=2-3
- LTC3883: N=2
in[N]_input Measured output voltage.
@@ -225,8 +311,7 @@ in[N]_crit_alarm Output voltage critical high alarm.
in[N]_lowest Lowest output voltage.
-
- LTC2974, LTC2975,and LTC2978 only.
+ LTC2972, LTC2974, LTC2975,and LTC2978 only.
in[N]_highest Highest output voltage.
@@ -234,20 +319,24 @@ in[N]_reset_history Reset output voltage history.
temp[N]_input Measured temperature.
+ - On LTC2972, temp[1-2] report external temperatures,
+ and temp 3 reports the chip temperature.
- On LTC2974 and LTC2975, temp[1-4] report external
temperatures, and temp5 reports the chip temperature.
- - On LTC2977, LTC2980, LTC2978, and LTM2987, only one
- temperature measurement is supported and reports
- the chip temperature.
- - On LTC3880, LTC3882, LTC3887, LTM4675, and LTM4676,
- temp1 and temp2 report external temperatures, and
- temp3 reports the chip temperature.
+ - On LTC2977, LTC2979, LTC2980, LTC2978, and LTM2987,
+ only one temperature measurement is supported and
+ reports the chip temperature.
+ - On LTC3880, LTC3882, LTC3886, LTC3887, LTC3889,
+ LTM4664, LTM4675, LTM4676, LTM4677, LTM4678, LTM4680,
+ and LTM4700, temp1 and temp2 report external
+ temperatures, and temp3 reports the chip temperature.
- On LTC3883, temp1 reports an external temperature,
and temp2 reports the chip temperature.
temp[N]_min Mimimum temperature.
- LTC2974, LCT2977, LTM2980, LTC2978, and LTM2987 only.
+ LTC2972, LTC2974, LCT2977, LTM2980, LTC2978,
+ LTC2979, and LTM2987 only.
temp[N]_max Maximum temperature.
@@ -257,8 +346,8 @@ temp[N]_crit Critical high temperature.
temp[N]_min_alarm Temperature low alarm.
- LTC2974, LTC2975, LTC2977, LTM2980, LTC2978, and
- LTM2987 only.
+ LTC2972, LTC2974, LTC2975, LTC2977, LTM2980, LTC2978,
+ LTC2979, and LTM2987 only.
temp[N]_max_alarm Temperature high alarm.
@@ -269,8 +358,8 @@ temp[N]_crit_alarm Temperature critical high alarm.
temp[N]_lowest Lowest measured temperature.
- - LTC2974, LTC2975, LTC2977, LTM2980, LTC2978, and
- LTM2987 only.
+ - LTC2972, LTC2974, LTC2975, LTC2977, LTM2980, LTC2978,
+ LTC2979, and LTM2987 only.
- Not supported for chip temperature sensor on LTC2974
and LTC2975.
@@ -290,19 +379,22 @@ power1_input Measured input power.
power[N]_label "pout[1-4]".
+ - LTC2972: N=1-2
- LTC2974, LTC2975: N=1-4
- - LTC2977, LTC2980, LTM2987: Not supported
+ - LTC2977, LTC2979, LTC2980, LTM2987: Not supported
- LTC2978: Not supported
- - LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676:
- N=1-2
+ - LTC3880, LTC3882, LTC3884, LTC3886, LTC3887, LTC3889,
+ LTM4664, LTM4675, LTM4676, LTM4677, LTM4678, LTM4680,
+ LTM4700: N=1-2
- LTC3883: N=2
power[N]_input Measured output power.
curr1_label "iin".
- LTC3880, LTC3883, LTC3886, LTC3887, LTM4675,
- and LTM4676 only.
+ LTC3880, LTC3883, LTC3884, LTC3886, LTC3887, LTC3889,
+ LTM4644, LTM4675, LTM4676, LTM4677, LTM4678, LTM4680,
+ and LTM4700 only.
curr1_input Measured input current.
@@ -320,11 +412,13 @@ curr1_reset_history Reset input current history.
curr[N]_label "iout[1-4]".
+ - LTC2972: N-1-2
- LTC2974, LTC2975: N=1-4
- - LTC2977, LTC2980, LTM2987: not supported
+ - LTC2977, LTC2979, LTC2980, LTM2987: not supported
- LTC2978: not supported
- - LTC3880, LTC3882, LTC3886, LTC3887, LTM4675, LTM4676:
- N=2-3
+ - LTC3880, LTC3882, LTC3884, LTC3886, LTC3887, LTC3889,
+ LTM4664, LTM4675, LTM4676, LTM4677, LTM4678, LTM4680,
+ LTM4700: N=2-3
- LTC3883: N=2
curr[N]_input Measured output current.
@@ -335,7 +429,7 @@ curr[N]_crit Critical high output current.
curr[N]_lcrit Critical low output current.
- LTC2974 and LTC2975 only.
+ LTC2972, LTC2974 and LTC2975 only.
curr[N]_max_alarm Output current high alarm.
@@ -343,11 +437,11 @@ curr[N]_crit_alarm Output current critical high alarm.
curr[N]_lcrit_alarm Output current critical low alarm.
- LTC2974 and LTC2975 only.
+ LTC2972, LTC2974 and LTC2975 only.
curr[N]_lowest Lowest output current.
- LTC2974 and LTC2975 only.
+ LTC2972, LTC2974 and LTC2975 only.
curr[N]_highest Highest output current.