summaryrefslogtreecommitdiff
path: root/Documentation
diff options
context:
space:
mode:
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/hwmon/ltc2978.txt3
-rw-r--r--Documentation/hwmon/ltc297826
2 files changed, 18 insertions, 11 deletions
diff --git a/Documentation/devicetree/bindings/hwmon/ltc2978.txt b/Documentation/devicetree/bindings/hwmon/ltc2978.txt
index ed2f09dc2483..230389f6c984 100644
--- a/Documentation/devicetree/bindings/hwmon/ltc2978.txt
+++ b/Documentation/devicetree/bindings/hwmon/ltc2978.txt
@@ -6,6 +6,7 @@ Required properties:
* "lltc,ltc2977"
* "lltc,ltc2978"
* "lltc,ltc3880"
+ * "lltc,ltc3882"
* "lltc,ltc3883"
* "lltc,ltm4676"
- reg: I2C slave address
@@ -20,7 +21,7 @@ Valid names of regulators depend on number of supplies supported per device:
* ltc2974 : vout0 - vout3
* ltc2977 : vout0 - vout7
* ltc2978 : vout0 - vout7
- * ltc3880 : vout0 - vout1
+ * ltc3880, ltc3882 : vout0 - vout1
* ltc3883 : vout0
* ltm4676 : vout0 - vout1
diff --git a/Documentation/hwmon/ltc2978 b/Documentation/hwmon/ltc2978
index 686c078bb0e0..521ee8a1135c 100644
--- a/Documentation/hwmon/ltc2978
+++ b/Documentation/hwmon/ltc2978
@@ -19,6 +19,10 @@ Supported chips:
Prefix: 'ltc3880'
Addresses scanned: -
Datasheet: http://www.linear.com/product/ltc3880
+ * Linear Technology LTC3882
+ Prefix: 'ltc3882'
+ Addresses scanned: -
+ Datasheet: http://www.linear.com/product/ltc3882
* Linear Technology LTC3883
Prefix: 'ltc3883'
Addresses scanned: -
@@ -34,11 +38,12 @@ Author: Guenter Roeck <linux@roeck-us.net>
Description
-----------
-LTC2974 is a quad digital power supply manager. LTC2978 is an octal power supply
-monitor. LTC2977 is a pin compatible replacement for LTC2978. LTC3880 is a dual
-output poly-phase step-down DC/DC controller. LTC3883 is a single phase
-step-down DC/DC controller. LTM4676 is a dual 13A or single 26A uModule
-regulator.
+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.
+LTC3883 is a single phase step-down DC/DC controller.
+LTM4676 is a dual 13A or single 26A uModule regulator.
Usage Notes
@@ -80,7 +85,7 @@ in[N]_label "vout[1-8]".
LTC2974: N=2-5
LTC2977: N=2-9
LTC2978: N=2-9
- LTC3880, LTM4676: N=2-3
+ LTC3880, LTC3882, LTM4676: N=2-3
LTC3883: N=2
in[N]_input Measured output voltage.
in[N]_min Minimum output voltage.
@@ -100,8 +105,9 @@ 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 and LTM4676, temp1 and temp2 report external
- temperatures, and temp3 reports the chip temperature.
+ On LTC3880, LTC3882, 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.
temp[N]_min Mimimum temperature. LTC2974, LCT2977, and LTC2978 only.
@@ -128,7 +134,7 @@ power[N]_label "pout[1-4]".
LTC2974: N=1-4
LTC2977: Not supported
LTC2978: Not supported
- LTC3880, LTM4676: N=1-2
+ LTC3880, LTC3882, LTM4676: N=1-2
LTC3883: N=2
power[N]_input Measured output power.
@@ -143,7 +149,7 @@ curr[N]_label "iout[1-4]".
LTC2974: N=1-4
LTC2977: not supported
LTC2978: not supported
- LTC3880, LTM4676: N=2-3
+ LTC3880, LTC3882, LTM4676: N=2-3
LTC3883: N=2
curr[N]_input Measured output current.
curr[N]_max Maximum output current.