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authorGuenter Roeck <linux@roeck-us.net>2023-01-24 19:15:08 +0300
committerGuenter Roeck <linux@roeck-us.net>2023-02-03 18:30:11 +0300
commita6f7c5d0e72ea0000cc03ed2d26559658939b16f (patch)
treeb4d662f6d86ff62096b514d366f8efae604ae0b7 /drivers/hwmon
parentb11f3d47c0e74e6c0515e31788651713a3a94a50 (diff)
downloadlinux-a6f7c5d0e72ea0000cc03ed2d26559658939b16f.tar.xz
hwmon: (pmbus/max16601) Add support for MAX16600
From programming perspective, MAX16600 is identical to MAX16601 and MAX16602. Add support for it. Cc: Steve Foreman <foremans@google.com> Cc: Holly Barrett <holly.barrett@analog.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/pmbus/Kconfig4
-rw-r--r--drivers/hwmon/pmbus/max16601.c14
2 files changed, 11 insertions, 7 deletions
diff --git a/drivers/hwmon/pmbus/Kconfig b/drivers/hwmon/pmbus/Kconfig
index 9f4bbb9c487a..59d9a7430499 100644
--- a/drivers/hwmon/pmbus/Kconfig
+++ b/drivers/hwmon/pmbus/Kconfig
@@ -237,10 +237,10 @@ config SENSORS_MAX16064
be called max16064.
config SENSORS_MAX16601
- tristate "Maxim MAX16508, MAX16601, MAX16602"
+ tristate "Maxim MAX16508, MAX16600, MAX16601, and MAX16602"
help
If you say yes here you get hardware monitoring support for Maxim
- MAX16508, MAX16601 and MAX16602.
+ MAX16508, MAX16600, MAX16601, and MAX16602.
This driver can also be built as a module. If so, the module will
be called max16601.
diff --git a/drivers/hwmon/pmbus/max16601.c b/drivers/hwmon/pmbus/max16601.c
index b628405e6586..6724f723f74c 100644
--- a/drivers/hwmon/pmbus/max16601.c
+++ b/drivers/hwmon/pmbus/max16601.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/*
- * Hardware monitoring driver for Maxim MAX16508, MAX16601 and MAX16602.
+ * Hardware monitoring driver for Maxim MAX16508, MAX16600, MAX16601,
+ * and MAX16602.
*
* Implementation notes:
*
@@ -31,7 +32,7 @@
#include "pmbus.h"
-enum chips { max16508, max16601, max16602 };
+enum chips { max16508, max16600, max16601, max16602 };
#define REG_DEFAULT_NUM_POP 0xc4
#define REG_SETPT_DVID 0xd1
@@ -202,7 +203,7 @@ static int max16601_identify(struct i2c_client *client,
else
info->vrm_version[0] = vr12;
- if (data->id != max16601 && data->id != max16602)
+ if (data->id != max16600 && data->id != max16601 && data->id != max16602)
return 0;
reg = i2c_smbus_read_byte_data(client, REG_DEFAULT_NUM_POP);
@@ -263,6 +264,7 @@ static void max16601_remove(void *_data)
static const struct i2c_device_id max16601_id[] = {
{"max16508", max16508},
+ {"max16600", max16600},
{"max16601", max16601},
{"max16602", max16602},
{}
@@ -281,11 +283,13 @@ static int max16601_get_id(struct i2c_client *client)
return -ENODEV;
/*
- * PMBUS_IC_DEVICE_ID is expected to return "MAX16601y.xx" or
- * MAX16602y.xx or "MAX16500y.xx".cdxxcccccccccc
+ * PMBUS_IC_DEVICE_ID is expected to return MAX1660[012]y.xx" or
+ * "MAX16500y.xx".cdxxcccccccccc
*/
if (!strncmp(buf, "MAX16500", 8)) {
id = max16508;
+ } else if (!strncmp(buf, "MAX16600", 8)) {
+ id = max16600;
} else if (!strncmp(buf, "MAX16601", 8)) {
id = max16601;
} else if (!strncmp(buf, "MAX16602", 8)) {