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authorGuenter Roeck <linux@roeck-us.net>2015-08-07 09:06:37 -0700
committerGuenter Roeck <linux@roeck-us.net>2015-08-12 12:29:36 -0700
commit15398566f0ea95c66d202b8705dba4f59b9ba01c (patch)
tree94d15f6856498cde8a80e1b9795faa7934be3e56 /Documentation/hwmon
parente8047a2686d32854e4b82bd5d328da61025fb01a (diff)
downloadlinux-15398566f0ea95c66d202b8705dba4f59b9ba01c.tar.bz2
hwmon: (ltc2978) Add support for LTC3887
LTC3887 is an enhanced version of LTC3880 and supports the same commands. Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'Documentation/hwmon')
-rw-r--r--Documentation/hwmon/ltc297819
1 files changed, 12 insertions, 7 deletions
diff --git a/Documentation/hwmon/ltc2978 b/Documentation/hwmon/ltc2978
index 521ee8a1135c..ff130997f22e 100644
--- a/Documentation/hwmon/ltc2978
+++ b/Documentation/hwmon/ltc2978
@@ -27,6 +27,10 @@ Supported chips:
Prefix: 'ltc3883'
Addresses scanned: -
Datasheet: http://www.linear.com/product/ltc3883
+ * Linear Technology LTC3887
+ Prefix: 'ltc3887'
+ Addresses scanned: -
+ Datasheet: http://www.linear.com/product/ltc3887
* Linear Technology LTM4676
Prefix: 'ltm4676'
Addresses scanned: -
@@ -41,7 +45,8 @@ Description
LTC2974 is a quad digital power supply managers.
LTC2978 is an octal power supply monitor.
LTC2977 is a pin compatible replacement for LTC2978.
-LTC3880 and LTC3882 are dual output poly-phase step-down DC/DC controllers.
+LTC3880, LTC3882, and LTC3887 are dual output poly-phase step-down DC/DC
+controllers.
LTC3883 is a single phase step-down DC/DC controller.
LTM4676 is a dual 13A or single 26A uModule regulator.
@@ -85,7 +90,7 @@ in[N]_label "vout[1-8]".
LTC2974: N=2-5
LTC2977: N=2-9
LTC2978: N=2-9
- LTC3880, LTC3882, LTM4676: N=2-3
+ LTC3880, LTC3882, LTC3887, LTM4676: N=2-3
LTC3883: N=2
in[N]_input Measured output voltage.
in[N]_min Minimum output voltage.
@@ -105,8 +110,8 @@ temp[N]_input Measured temperature.
and temp5 reports the chip temperature.
On LTC2977 and LTC2978, only one temperature measurement
is supported and reports the chip temperature.
- On LTC3880, LTC3882, and LTM4676, temp1 and temp2
- report external temperatures, and temp3 reports
+ On LTC3880, LTC3882, LTC3887, and LTM4676, 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.
@@ -134,11 +139,11 @@ power[N]_label "pout[1-4]".
LTC2974: N=1-4
LTC2977: Not supported
LTC2978: Not supported
- LTC3880, LTC3882, LTM4676: N=1-2
+ LTC3880, LTC3882, LTC3887, LTM4676: N=1-2
LTC3883: N=2
power[N]_input Measured output power.
-curr1_label "iin". LTC3880, LTC3883, and LTM4676 only.
+curr1_label "iin". LTC3880, LTC3883, LTC3887, and LTM4676 only.
curr1_input Measured input current.
curr1_max Maximum input current.
curr1_max_alarm Input current high alarm.
@@ -149,7 +154,7 @@ curr[N]_label "iout[1-4]".
LTC2974: N=1-4
LTC2977: not supported
LTC2978: not supported
- LTC3880, LTC3882, LTM4676: N=2-3
+ LTC3880, LTC3882, LTC3887, LTM4676: N=2-3
LTC3883: N=2
curr[N]_input Measured output current.
curr[N]_max Maximum output current.