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>

diff --git a/Documentation/hwmon/ltc2978.rst b/Documentation/hwmon/ltc2978.rst
index 42fd841..bc5270e 100644 (file)
--- a/Documentation/hwmon/ltc2978.rst
+++ b/Documentation/hwmon/ltc2978.rst
@@ -3,6 +3,14 @@ Kernel driver ltc2978
 
 Supported chips:
 
 
 Supported chips:
 

+  * Linear Technology LTC2972
+
+    Prefix: 'ltc2972'
+
+    Addresses scanned: -
+
+    Datasheet: https://www.analog.com/en/products/ltc2972.html
+

   * Linear Technology LTC2974
 
     Prefix: 'ltc2974'
   * Linear Technology LTC2974
 
     Prefix: 'ltc2974'


@@ -37,6 +45,14 @@ Supported chips:
 
               https://www.analog.com/en/products/ltc2978a
 
 
               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'
   * Linear Technology LTC2980
 
     Prefix: 'ltc2980'


@@ -69,6 +85,14 @@ Supported chips:
 
     Datasheet: https://www.analog.com/en/products/ltc3883
 
 
     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'
   * Linear Technology LTC3886
 
     Prefix: 'ltc3886'


@@ -85,6 +109,22 @@ Supported chips:
 
     Datasheet: https://www.analog.com/en/products/ltc3887
 
 
     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'
   * Linear Technology LTM2987
 
     Prefix: 'ltm2987'


@@ -93,7 +133,15 @@ Supported chips:
 
     Datasheet: https://www.analog.com/en/products/ltm2987
 
 
     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'
 
 
     Prefix: 'ltm4675'
 


@@ -109,6 +157,30 @@ Supported chips:
 
     Datasheet: https://www.analog.com/en/products/ltm4676
 
 
     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'
   * Analog Devices LTM4686
 
     Prefix: 'ltm4686'


@@ -117,6 +189,15 @@ Supported chips:
 
     Datasheet: http://www.analog.com/ltm4686
 
 
     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>
 
 
 Author: Guenter Roeck <linux@roeck-us.net>
 


@@ -166,13 +247,13 @@ in1_min                   Minimum input voltage.
 
 in1_max                        Maximum 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.
 
 
 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.
 
 
 in1_crit               Critical maximum input voltage.
 


@@ -180,29 +261,34 @@ in1_min_alarm             Input voltage low alarm.
 
 in1_max_alarm          Input voltage high 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.
 
 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.
 
 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]".
 
 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
                        - LTC2974, LTC2975: N=2-5

-                       - LTC2977, LTC2980, LTM2987: N=2-9
+                       - LTC2977, LTC2979, LTC2980, LTM2987: N=2-9

                        - LTC2978: 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.
                        - 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.
 
 
 in[N]_lowest           Lowest output voltage.
 

-
-                       LTC2974, LTC2975,and LTC2978 only.
+                       LTC2972, LTC2974, LTC2975,and LTC2978 only.

 
 in[N]_highest          Highest output voltage.
 
 
 in[N]_highest          Highest output voltage.
 


@@ -234,20 +319,24 @@ in[N]_reset_history       Reset output voltage history.
 
 temp[N]_input          Measured temperature.
 
 
 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 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.
 
                        - 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.
 
 
 temp[N]_max            Maximum temperature.
 


@@ -257,8 +346,8 @@ temp[N]_crit                Critical high temperature.
 
 temp[N]_min_alarm      Temperature low alarm.
 
 
 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.
 
 
 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.
 
 
 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.
 
                        - 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]".
 
 
 power[N]_label         "pout[1-4]".
 

+                       - LTC2972: N=1-2

                        - LTC2974, LTC2975: N=1-4
                        - LTC2974, LTC2975: N=1-4

-                       - LTC2977, LTC2980, LTM2987: Not supported
+                       - LTC2977, LTC2979, LTC2980, LTM2987: Not supported

                        - LTC2978: 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".
 
                        - 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.
 
 
 curr1_input            Measured input current.
 


@@ -320,11 +412,13 @@ curr1_reset_history       Reset input current history.
 
 curr[N]_label          "iout[1-4]".
 
 
 curr[N]_label          "iout[1-4]".
 

+                       - LTC2972: N-1-2

                        - LTC2974, LTC2975: N=1-4
                        - LTC2974, LTC2975: N=1-4

-                       - LTC2977, LTC2980, LTM2987: not supported
+                       - LTC2977, LTC2979, LTC2980, LTM2987: not supported

                        - LTC2978: 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.
                        - 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.
 
 
 curr[N]_lcrit          Critical low output current.
 

-                       LTC2974 and LTC2975 only.
+                       LTC2972, LTC2974 and LTC2975 only.

 
 curr[N]_max_alarm      Output current high alarm.
 
 
 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.
 
 
 curr[N]_lcrit_alarm    Output current critical low alarm.
 

-                       LTC2974 and LTC2975 only.
+                       LTC2972, LTC2974 and LTC2975 only.

 
 curr[N]_lowest         Lowest output current.
 
 
 curr[N]_lowest         Lowest output current.
 

-                       LTC2974 and LTC2975 only.
+                       LTC2972, LTC2974 and LTC2975 only.

 
 curr[N]_highest                Highest output current.
 
 
 curr[N]_highest                Highest output current.
 

diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig
index a9ea062..21b9160 100644 (file)
--- a/drivers/hwmon/pmbus/Kconfig
+++ b/drivers/hwmon/pmbus/Kconfig
@@ -113,8 +113,8 @@ config SENSORS_LTC2978
        tristate "Linear Technologies LTC2978 and compatibles"
        help
          If you say yes here you get hardware monitoring support for Linear
        tristate "Linear Technologies LTC2978 and compatibles"
        help
          If you say yes here you get hardware monitoring support for Linear

-         Technology LTC2974, LTC2975, LTC2977, LTC2978, LTC2980, LTC3880,
-         LTC3883, LTC3886, LTC3887, LTCM2987, LTM4675, and LTM4676.
+         Technology LTC2972, LTC2974, LTC2975, LTC2977, LTC2978, LTC2979,
+         LTC2980, and LTM2987.

 
          This driver can also be built as a module. If so, the module will
          be called ltc2978.
 
          This driver can also be built as a module. If so, the module will
          be called ltc2978.


@@ -123,9 +123,10 @@ config SENSORS_LTC2978_REGULATOR
        bool "Regulator support for LTC2978 and compatibles"
        depends on SENSORS_LTC2978 && REGULATOR
        help
        bool "Regulator support for LTC2978 and compatibles"
        depends on SENSORS_LTC2978 && REGULATOR
        help

-         If you say yes here you get regulator support for Linear
-         Technology LTC2974, LTC2977, LTC2978, LTC3880, LTC3883, LTM4676
-         and LTM4686.
+         If you say yes here you get regulator support for Linear Technology
+         LTC3880, LTC3883, LTC3884, LTC3886, LTC3887, LTC3889, LTC7880, 
+         LTM4644, LTM4675, LTM4676, LTM4677, LTM4678, LTM4680, LTM4686, 
+         and LTM4700.

 
 config SENSORS_LTC3815
        tristate "Linear Technologies LTC3815"
 
 config SENSORS_LTC3815
        tristate "Linear Technologies LTC3815"

diff --git a/drivers/hwmon/pmbus/ltc2978.c b/drivers/hwmon/pmbus/ltc2978.c
index a91ed01..2da6692 100644 (file)
--- a/drivers/hwmon/pmbus/ltc2978.c
+++ b/drivers/hwmon/pmbus/ltc2978.c
@@ -19,8 +19,15 @@
 #include <linux/regulator/driver.h>
 #include "pmbus.h"
 
 #include <linux/regulator/driver.h>
 #include "pmbus.h"
 

-enum chips { ltc2974, ltc2975, ltc2977, ltc2978, ltc2980, ltc3880, ltc3882,
-       ltc3883, ltc3886, ltc3887, ltm2987, ltm4675, ltm4676, ltm4686 };
+enum chips {
+       /* Managers */
+       ltc2972, ltc2974, ltc2975, ltc2977, ltc2978, ltc2979, ltc2980,
+       /* Controllers */
+       ltc3880, ltc3882, ltc3883, ltc3884, ltc3886, ltc3887, ltc3889, ltc7880,
+       /* Modules */
+       ltm2987, ltm4664, ltm4675, ltm4676, ltm4677, ltm4678, ltm4680, ltm4686,
+       ltm4700,
+};

 
 /* Common for all chips */
 #define LTC2978_MFR_VOUT_PEAK          0xdd
 
 /* Common for all chips */
 #define LTC2978_MFR_VOUT_PEAK          0xdd


@@ -43,9 +50,10 @@ enum chips { ltc2974, ltc2975, ltc2977, ltc2978, ltc2980, ltc3880, ltc3882,
 #define LTC3880_MFR_CLEAR_PEAKS                0xe3
 #define LTC3880_MFR_TEMPERATURE2_PEAK  0xf4
 
 #define LTC3880_MFR_CLEAR_PEAKS                0xe3
 #define LTC3880_MFR_TEMPERATURE2_PEAK  0xf4
 

-/* LTC3883 and LTC3886 only */
+/* LTC3883, LTC3884, LTC3886, LTC3889 and LTC7880 only */

 #define LTC3883_MFR_IIN_PEAK           0xe1
 
 #define LTC3883_MFR_IIN_PEAK           0xe1
 

+

 /* LTC2975 only */
 #define LTC2975_MFR_IIN_PEAK           0xc4
 #define LTC2975_MFR_IIN_MIN            0xc5
 /* LTC2975 only */
 #define LTC2975_MFR_IIN_PEAK           0xc4
 #define LTC2975_MFR_IIN_MIN            0xc5


@@ -54,27 +62,41 @@ enum chips { ltc2974, ltc2975, ltc2977, ltc2978, ltc2980, ltc3880, ltc3882,
 
 #define LTC2978_ID_MASK                        0xfff0
 
 
 #define LTC2978_ID_MASK                        0xfff0
 

+#define LTC2972_ID                     0x0310

 #define LTC2974_ID                     0x0210
 #define LTC2975_ID                     0x0220
 #define LTC2977_ID                     0x0130
 #define LTC2978_ID_REV1                        0x0110  /* Early revision */
 #define LTC2978_ID_REV2                        0x0120
 #define LTC2974_ID                     0x0210
 #define LTC2975_ID                     0x0220
 #define LTC2977_ID                     0x0130
 #define LTC2978_ID_REV1                        0x0110  /* Early revision */
 #define LTC2978_ID_REV2                        0x0120

+#define LTC2979_ID_A                   0x8060
+#define LTC2979_ID_B                   0x8070

 #define LTC2980_ID_A                   0x8030  /* A/B for two die IDs */
 #define LTC2980_ID_B                   0x8040
 #define LTC3880_ID                     0x4020
 #define LTC3882_ID                     0x4200
 #define LTC3882_ID_D1                  0x4240  /* Dash 1 */
 #define LTC3883_ID                     0x4300
 #define LTC2980_ID_A                   0x8030  /* A/B for two die IDs */
 #define LTC2980_ID_B                   0x8040
 #define LTC3880_ID                     0x4020
 #define LTC3882_ID                     0x4200
 #define LTC3882_ID_D1                  0x4240  /* Dash 1 */
 #define LTC3883_ID                     0x4300

+#define LTC3884_ID                     0x4C00

 #define LTC3886_ID                     0x4600
 #define LTC3887_ID                     0x4700
 #define LTM2987_ID_A                   0x8010  /* A/B for two die IDs */
 #define LTM2987_ID_B                   0x8020
 #define LTC3886_ID                     0x4600
 #define LTC3887_ID                     0x4700
 #define LTM2987_ID_A                   0x8010  /* A/B for two die IDs */
 #define LTM2987_ID_B                   0x8020

+#define LTC3889_ID                     0x4900
+#define LTC7880_ID                     0x49E0
+#define LTM4664_ID                     0x4120

 #define LTM4675_ID                     0x47a0
 #define LTM4676_ID_REV1                        0x4400
 #define LTM4676_ID_REV2                        0x4480
 #define LTM4676A_ID                    0x47e0
 #define LTM4675_ID                     0x47a0
 #define LTM4676_ID_REV1                        0x4400
 #define LTM4676_ID_REV2                        0x4480
 #define LTM4676A_ID                    0x47e0

+#define LTM4677_ID_REV1                        0x47B0
+#define LTM4677_ID_REV2                        0x47D0
+#define LTM4678_ID_REV1                        0x4100
+#define LTM4678_ID_REV2                        0x4110
+#define LTM4680_ID                     0x4140

 #define LTM4686_ID                     0x4770
 #define LTM4686_ID                     0x4770

+#define LTM4700_ID                     0x4130

 
 

+#define LTC2972_NUM_PAGES              2

 #define LTC2974_NUM_PAGES              4
 #define LTC2978_NUM_PAGES              8
 #define LTC3880_NUM_PAGES              2
 #define LTC2974_NUM_PAGES              4
 #define LTC2978_NUM_PAGES              8
 #define LTC3880_NUM_PAGES              2


@@ -492,20 +514,30 @@ static int ltc2978_write_word_data(struct i2c_client *client, int page,
 }
 
 static const struct i2c_device_id ltc2978_id[] = {
 }
 
 static const struct i2c_device_id ltc2978_id[] = {

+       {"ltc2972", ltc2972},

        {"ltc2974", ltc2974},
        {"ltc2975", ltc2975},
        {"ltc2977", ltc2977},
        {"ltc2978", ltc2978},
        {"ltc2974", ltc2974},
        {"ltc2975", ltc2975},
        {"ltc2977", ltc2977},
        {"ltc2978", ltc2978},

+       {"ltc2979", ltc2979},

        {"ltc2980", ltc2980},
        {"ltc3880", ltc3880},
        {"ltc3882", ltc3882},
        {"ltc3883", ltc3883},
        {"ltc2980", ltc2980},
        {"ltc3880", ltc3880},
        {"ltc3882", ltc3882},
        {"ltc3883", ltc3883},

+       {"ltc3884", ltc3884},

        {"ltc3886", ltc3886},
        {"ltc3887", ltc3887},
        {"ltc3886", ltc3886},
        {"ltc3887", ltc3887},

+       {"ltc3889", ltc3889},
+       {"ltc7880", ltc7880},

        {"ltm2987", ltm2987},
        {"ltm2987", ltm2987},

+       {"ltm4664", ltm4664},

        {"ltm4675", ltm4675},
        {"ltm4676", ltm4676},
        {"ltm4675", ltm4675},
        {"ltm4676", ltm4676},

+       {"ltm4677", ltm4677},
+       {"ltm4678", ltm4678},
+       {"ltm4680", ltm4680},

        {"ltm4686", ltm4686},
        {"ltm4686", ltm4686},

+       {"ltm4700", ltm4700},

        {}
 };
 MODULE_DEVICE_TABLE(i2c, ltc2978_id);
        {}
 };
 MODULE_DEVICE_TABLE(i2c, ltc2978_id);


@@ -555,7 +587,9 @@ static int ltc2978_get_id(struct i2c_client *client)
 
        chip_id &= LTC2978_ID_MASK;
 
 
        chip_id &= LTC2978_ID_MASK;
 

-       if (chip_id == LTC2974_ID)
+       if (chip_id == LTC2972_ID)
+               return ltc2972;
+       else if (chip_id == LTC2974_ID)

                return ltc2974;
        else if (chip_id == LTC2975_ID)
                return ltc2975;
                return ltc2974;
        else if (chip_id == LTC2975_ID)
                return ltc2975;


@@ -563,6 +597,8 @@ static int ltc2978_get_id(struct i2c_client *client)
                return ltc2977;
        else if (chip_id == LTC2978_ID_REV1 || chip_id == LTC2978_ID_REV2)
                return ltc2978;
                return ltc2977;
        else if (chip_id == LTC2978_ID_REV1 || chip_id == LTC2978_ID_REV2)
                return ltc2978;

+       else if (chip_id == LTC2979_ID_A || chip_id == LTC2979_ID_B)
+               return ltc2979;

        else if (chip_id == LTC2980_ID_A || chip_id == LTC2980_ID_B)
                return ltc2980;
        else if (chip_id == LTC3880_ID)
        else if (chip_id == LTC2980_ID_A || chip_id == LTC2980_ID_B)
                return ltc2980;
        else if (chip_id == LTC3880_ID)


@@ -571,19 +607,35 @@ static int ltc2978_get_id(struct i2c_client *client)
                return ltc3882;
        else if (chip_id == LTC3883_ID)
                return ltc3883;
                return ltc3882;
        else if (chip_id == LTC3883_ID)
                return ltc3883;

+       else if (chip_id == LTC3884_ID)
+               return ltc3884;

        else if (chip_id == LTC3886_ID)
                return ltc3886;
        else if (chip_id == LTC3887_ID)
                return ltc3887;
        else if (chip_id == LTC3886_ID)
                return ltc3886;
        else if (chip_id == LTC3887_ID)
                return ltc3887;

+       else if (chip_id == LTC3889_ID)
+               return ltc3889;
+       else if (chip_id == LTC7880_ID)
+               return ltc7880;

        else if (chip_id == LTM2987_ID_A || chip_id == LTM2987_ID_B)
                return ltm2987;
        else if (chip_id == LTM2987_ID_A || chip_id == LTM2987_ID_B)
                return ltm2987;

+       else if (chip_id == LTM4664_ID)
+               return ltm4664;

        else if (chip_id == LTM4675_ID)
                return ltm4675;
        else if (chip_id == LTM4676_ID_REV1 || chip_id == LTM4676_ID_REV2 ||
                 chip_id == LTM4676A_ID)
                return ltm4676;
        else if (chip_id == LTM4675_ID)
                return ltm4675;
        else if (chip_id == LTM4676_ID_REV1 || chip_id == LTM4676_ID_REV2 ||
                 chip_id == LTM4676A_ID)
                return ltm4676;

+       else if (chip_id == LTM4677_ID_REV1 || chip_id == LTM4677_ID_REV2)
+               return ltm4677;
+       else if (chip_id == LTM4678_ID_REV1 || chip_id == LTM4678_ID_REV2)
+               return ltm4678;
+       else if (chip_id == LTM4680_ID)
+               return ltm4680;

        else if (chip_id == LTM4686_ID)
                return ltm4686;
        else if (chip_id == LTM4686_ID)
                return ltm4686;

+       else if (chip_id == LTM4700_ID)
+               return ltm4700;

 
        dev_err(&client->dev, "Unsupported chip ID 0x%x\n", chip_id);
        return -ENODEV;
 
        dev_err(&client->dev, "Unsupported chip ID 0x%x\n", chip_id);
        return -ENODEV;


@@ -637,6 +689,19 @@ static int ltc2978_probe(struct i2c_client *client,
        data->temp2_max = 0x7c00;
 
        switch (data->id) {
        data->temp2_max = 0x7c00;
 
        switch (data->id) {

+       case ltc2972:
+               info->read_word_data = ltc2975_read_word_data;
+               info->pages = LTC2972_NUM_PAGES;
+               info->func[0] = PMBUS_HAVE_IIN | PMBUS_HAVE_PIN
+                 | PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT
+                 | PMBUS_HAVE_TEMP2;
+               for (i = 0; i < info->pages; i++) {
+                       info->func[i] |= PMBUS_HAVE_VOUT
+                         | PMBUS_HAVE_STATUS_VOUT | PMBUS_HAVE_POUT
+                         | PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP
+                         | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT;
+               }
+               break;

        case ltc2974:
                info->read_word_data = ltc2974_read_word_data;
                info->pages = LTC2974_NUM_PAGES;
        case ltc2974:
                info->read_word_data = ltc2974_read_word_data;
                info->pages = LTC2974_NUM_PAGES;


@@ -662,8 +727,10 @@ static int ltc2978_probe(struct i2c_client *client,
                          | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT;
                }
                break;
                          | PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT;
                }
                break;

+

        case ltc2977:
        case ltc2978:
        case ltc2977:
        case ltc2978:

+       case ltc2979:

        case ltc2980:
        case ltm2987:
                info->read_word_data = ltc2978_read_word_data;
        case ltc2980:
        case ltm2987:
                info->read_word_data = ltc2978_read_word_data;


@@ -680,6 +747,7 @@ static int ltc2978_probe(struct i2c_client *client,
        case ltc3887:
        case ltm4675:
        case ltm4676:
        case ltc3887:
        case ltm4675:
        case ltm4676:

+       case ltm4677:

        case ltm4686:
                data->features |= FEAT_CLEAR_PEAKS | FEAT_NEEDS_POLLING;
                info->read_word_data = ltc3880_read_word_data;
        case ltm4686:
                data->features |= FEAT_CLEAR_PEAKS | FEAT_NEEDS_POLLING;
                info->read_word_data = ltc3880_read_word_data;


@@ -721,7 +789,14 @@ static int ltc2978_probe(struct i2c_client *client,
                  | PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | PMBUS_HAVE_TEMP
                  | PMBUS_HAVE_TEMP2 | PMBUS_HAVE_STATUS_TEMP;
                break;
                  | PMBUS_HAVE_PIN | PMBUS_HAVE_POUT | PMBUS_HAVE_TEMP
                  | PMBUS_HAVE_TEMP2 | PMBUS_HAVE_STATUS_TEMP;
                break;

+       case ltc3884:

        case ltc3886:
        case ltc3886:

+       case ltc3889:
+       case ltc7880:
+       case ltm4664:
+       case ltm4678:
+       case ltm4680:
+       case ltm4700:

                data->features |= FEAT_CLEAR_PEAKS | FEAT_NEEDS_POLLING;
                info->read_word_data = ltc3883_read_word_data;
                info->pages = LTC3880_NUM_PAGES;
                data->features |= FEAT_CLEAR_PEAKS | FEAT_NEEDS_POLLING;
                info->read_word_data = ltc3883_read_word_data;
                info->pages = LTC3880_NUM_PAGES;


@@ -752,22 +827,33 @@ static int ltc2978_probe(struct i2c_client *client,
        return pmbus_do_probe(client, id, info);
 }
 
        return pmbus_do_probe(client, id, info);
 }
 

+

 #ifdef CONFIG_OF
 static const struct of_device_id ltc2978_of_match[] = {
 #ifdef CONFIG_OF
 static const struct of_device_id ltc2978_of_match[] = {

+       { .compatible = "lltc,ltc2972" },

        { .compatible = "lltc,ltc2974" },
        { .compatible = "lltc,ltc2975" },
        { .compatible = "lltc,ltc2977" },
        { .compatible = "lltc,ltc2978" },
        { .compatible = "lltc,ltc2974" },
        { .compatible = "lltc,ltc2975" },
        { .compatible = "lltc,ltc2977" },
        { .compatible = "lltc,ltc2978" },

+       { .compatible = "lltc,ltc2979" },

        { .compatible = "lltc,ltc2980" },
        { .compatible = "lltc,ltc3880" },
        { .compatible = "lltc,ltc3882" },
        { .compatible = "lltc,ltc3883" },
        { .compatible = "lltc,ltc2980" },
        { .compatible = "lltc,ltc3880" },
        { .compatible = "lltc,ltc3882" },
        { .compatible = "lltc,ltc3883" },

+       { .compatible = "lltc,ltc3884" },

        { .compatible = "lltc,ltc3886" },
        { .compatible = "lltc,ltc3887" },
        { .compatible = "lltc,ltc3886" },
        { .compatible = "lltc,ltc3887" },

+       { .compatible = "lltc,ltc3889" },
+       { .compatible = "lltc,ltc7880" },

        { .compatible = "lltc,ltm2987" },
        { .compatible = "lltc,ltm2987" },

+       { .compatible = "lltc,ltm4664" },

        { .compatible = "lltc,ltm4675" },
        { .compatible = "lltc,ltm4676" },
        { .compatible = "lltc,ltm4675" },
        { .compatible = "lltc,ltm4676" },

+       { .compatible = "lltc,ltm4677" },
+       { .compatible = "lltc,ltm4678" },
+       { .compatible = "lltc,ltm4680" },

        { .compatible = "lltc,ltm4686" },
        { .compatible = "lltc,ltm4686" },

+       { .compatible = "lltc,ltm4700" },

        { }
 };
 MODULE_DEVICE_TABLE(of, ltc2978_of_match);
        { }
 };
 MODULE_DEVICE_TABLE(of, ltc2978_of_match);