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authorLinus Torvalds <torvalds@linux-foundation.org>2020-08-05 13:13:57 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-08-05 13:13:57 -0700
commit9aebd3254c184fb6c731548b8347193bf882b6f7 (patch)
tree6e0a741ec6e349449410d95273ce1cb7da654ee9 /drivers/hwmon/pmbus/max20730.c
parent441977979a78bffe51b13932d353919b1fb20c14 (diff)
parente2f75e6b5d766195d2ca584d92995a0dfe467fc7 (diff)
Merge tag 'hwmon-for-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon updates from Guenter Roeck: "Highlights: - New driver for Sparx5 SoC temperature sensot - New driver for Corsair Commander Pro - MAX20710 support added to max20730 driver Enhancements: - max6697: Allow max6581 to create tempX_offset attributes - gsc (Gateworks System Controller): add 16bit pre-scaled voltage mode - adm1275: Enable adm1278 ADM1278_TEMP1_EN - dell-smm: Add Latitude 5480 to fan control whitelist Fixes: - adc128d818: Fix advanced configuration register init - pmbus/core: Use s64 instead of long for calculations to fix overflow issues with 32-bit architectures Plus various cleanups in several drivers" * tag 'hwmon-for-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: (32 commits) hwmon: (adc128d818) Fix advanced configuration register init hwmon: (axi-fan-control) remove duplicate macros hwmon: (i5k_amb, vt8231) Drop uses of pci_read_config_*() return value hwmon: (sparx5) Make symbol 's5_temp_match' static hwmon: (corsair-cpro) add reading pwm values hwmon: sparx5: Add Sparx5 SoC temperature driver dt-bindings: hwmon: Add Sparx5 temperature sensor hwmon: (tmp401) Replace HTTP links with HTTPS ones hwmon: (lm95234) Replace HTTP links with HTTPS ones hwmon: (lm90) Replace HTTP links with HTTPS ones hwmon: (k8temp) Replace HTTP links with HTTPS ones hwmon: (jc42) Replace HTTP links with HTTPS ones hwmon: (ina2xx) Replace HTTP links with HTTPS ones hwmon: (ina209) Replace HTTP links with HTTPS ones hwmon: Replace HTTP links with HTTPS ones docs: hwmon: Replace HTTP links with HTTPS ones hwmon: (adm1025) Replace HTTP links with HTTPS ones hwmon: add Corsair Commander Pro driver hwmon: (max6697) Allow max6581 to create tempX_offset hwmon: (tmmp513) Replace HTTP links with HTTPS links ...
Diffstat (limited to 'drivers/hwmon/pmbus/max20730.c')
-rw-r--r--drivers/hwmon/pmbus/max20730.c49
1 files changed, 43 insertions, 6 deletions
diff --git a/drivers/hwmon/pmbus/max20730.c b/drivers/hwmon/pmbus/max20730.c
index c0bb05487e0e..a151a2b588a5 100644
--- a/drivers/hwmon/pmbus/max20730.c
+++ b/drivers/hwmon/pmbus/max20730.c
@@ -1,9 +1,10 @@
// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * Driver for MAX20730, MAX20734, and MAX20743 Integrated, Step-Down
- * Switching Regulators
+ * Driver for MAX20710, MAX20730, MAX20734, and MAX20743 Integrated,
+ * Step-Down Switching Regulators
*
* Copyright 2019 Google LLC.
+ * Copyright 2020 Maxim Integrated
*/
#include <linux/bits.h>
@@ -19,6 +20,7 @@
#include "pmbus.h"
enum chips {
+ max20710,
max20730,
max20734,
max20743
@@ -80,6 +82,7 @@ static long direct_to_val(u16 w, enum pmbus_sensor_classes class,
}
static u32 max_current[][5] = {
+ [max20710] = { 6200, 8000, 9700, 11600 },
[max20730] = { 13000, 16600, 20100, 23600 },
[max20734] = { 21000, 27000, 32000, 38000 },
[max20743] = { 18900, 24100, 29200, 34100 },
@@ -164,6 +167,35 @@ static int max20730_write_word_data(struct i2c_client *client, int page,
}
static const struct pmbus_driver_info max20730_info[] = {
+ [max20710] = {
+ .pages = 1,
+ .read_word_data = max20730_read_word_data,
+ .write_word_data = max20730_write_word_data,
+
+ /* Source : Maxim AN6140 and AN6042 */
+ .format[PSC_TEMPERATURE] = direct,
+ .m[PSC_TEMPERATURE] = 21,
+ .b[PSC_TEMPERATURE] = 5887,
+ .R[PSC_TEMPERATURE] = -1,
+
+ .format[PSC_VOLTAGE_IN] = direct,
+ .m[PSC_VOLTAGE_IN] = 3609,
+ .b[PSC_VOLTAGE_IN] = 0,
+ .R[PSC_VOLTAGE_IN] = -2,
+
+ .format[PSC_CURRENT_OUT] = direct,
+ .m[PSC_CURRENT_OUT] = 153,
+ .b[PSC_CURRENT_OUT] = 4976,
+ .R[PSC_CURRENT_OUT] = -1,
+
+ .format[PSC_VOLTAGE_OUT] = linear,
+
+ .func[0] = PMBUS_HAVE_VIN |
+ PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
+ PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
+ PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
+ PMBUS_HAVE_STATUS_INPUT,
+ },
[max20730] = {
.pages = 1,
.read_word_data = max20730_read_word_data,
@@ -200,7 +232,8 @@ static const struct pmbus_driver_info max20730_info[] = {
.func[0] = PMBUS_HAVE_VIN |
PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
- PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP,
+ PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
+ PMBUS_HAVE_STATUS_INPUT,
},
[max20734] = {
.pages = 1,
@@ -228,7 +261,8 @@ static const struct pmbus_driver_info max20730_info[] = {
.func[0] = PMBUS_HAVE_VIN |
PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
- PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP,
+ PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
+ PMBUS_HAVE_STATUS_INPUT,
},
[max20743] = {
.pages = 1,
@@ -256,7 +290,8 @@ static const struct pmbus_driver_info max20730_info[] = {
.func[0] = PMBUS_HAVE_VIN |
PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT |
- PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP,
+ PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP |
+ PMBUS_HAVE_STATUS_INPUT,
},
};
@@ -339,6 +374,7 @@ static int max20730_probe(struct i2c_client *client,
}
static const struct i2c_device_id max20730_id[] = {
+ { "max20710", max20710 },
{ "max20730", max20730 },
{ "max20734", max20734 },
{ "max20743", max20743 },
@@ -348,6 +384,7 @@ static const struct i2c_device_id max20730_id[] = {
MODULE_DEVICE_TABLE(i2c, max20730_id);
static const struct of_device_id max20730_of_match[] = {
+ { .compatible = "maxim,max20710", .data = (void *)max20710 },
{ .compatible = "maxim,max20730", .data = (void *)max20730 },
{ .compatible = "maxim,max20734", .data = (void *)max20734 },
{ .compatible = "maxim,max20743", .data = (void *)max20743 },
@@ -369,5 +406,5 @@ static struct i2c_driver max20730_driver = {
module_i2c_driver(max20730_driver);
MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>");
-MODULE_DESCRIPTION("PMBus driver for Maxim MAX20730 / MAX20734 / MAX20743");
+MODULE_DESCRIPTION("PMBus driver for Maxim MAX20710 / MAX20730 / MAX20734 / MAX20743");
MODULE_LICENSE("GPL");