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author | Guenter Roeck <linux@roeck-us.net> | 2012-04-27 15:13:08 -0700 |
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committer | Guenter Roeck <linux@roeck-us.net> | 2013-02-06 09:58:06 -0800 |
commit | 50115ac9b6f35ce6bbb61e5ae21fc3bbd01d490c (patch) | |
tree | ebc8caad7885c9a7270f90935a5c0a7b8be36112 /drivers/hwmon/pmbus/max34440.c | |
parent | 16c6d01f3b21bd35526cccbe37010a906072a590 (diff) | |
download | op-kernel-dev-50115ac9b6f35ce6bbb61e5ae21fc3bbd01d490c.zip op-kernel-dev-50115ac9b6f35ce6bbb61e5ae21fc3bbd01d490c.tar.gz |
hwmon: (pmbus/max34440) Add support for MAX34460 and MAX34461
MAX34460 is a PMBus 12-Channel Voltage Monitor & Sequencer.
MAX34461 is a PMBus 16-Channel Voltage Monitor & Sequencer.
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/pmbus/max34440.c')
-rw-r--r-- | drivers/hwmon/pmbus/max34440.c | 75 |
1 files changed, 73 insertions, 2 deletions
diff --git a/drivers/hwmon/pmbus/max34440.c b/drivers/hwmon/pmbus/max34440.c index 2ada7b0..7e930c3 100644 --- a/drivers/hwmon/pmbus/max34440.c +++ b/drivers/hwmon/pmbus/max34440.c @@ -2,6 +2,7 @@ * Hardware monitoring driver for Maxim MAX34440/MAX34441 * * Copyright (c) 2011 Ericsson AB. + * Copyright (c) 2012 Guenter Roeck * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -25,7 +26,7 @@ #include <linux/i2c.h> #include "pmbus.h" -enum chips { max34440, max34441, max34446 }; +enum chips { max34440, max34441, max34446, max34460, max34461 }; #define MAX34440_MFR_VOUT_PEAK 0xd4 #define MAX34440_MFR_IOUT_PEAK 0xd5 @@ -87,7 +88,8 @@ static int max34440_read_word_data(struct i2c_client *client, int page, int reg) MAX34446_MFR_POUT_PEAK); break; case PMBUS_VIRT_READ_TEMP_AVG: - if (data->id != max34446) + if (data->id != max34446 && data->id != max34460 && + data->id != max34461) return -ENXIO; ret = pmbus_read_word_data(client, page, MAX34446_MFR_TEMPERATURE_AVG); @@ -322,6 +324,73 @@ static struct pmbus_driver_info max34440_info[] = { .read_word_data = max34440_read_word_data, .write_word_data = max34440_write_word_data, }, + [max34460] = { + .pages = 18, + .format[PSC_VOLTAGE_OUT] = direct, + .format[PSC_TEMPERATURE] = direct, + .m[PSC_VOLTAGE_OUT] = 1, + .b[PSC_VOLTAGE_OUT] = 0, + .R[PSC_VOLTAGE_OUT] = 3, + .m[PSC_TEMPERATURE] = 1, + .b[PSC_TEMPERATURE] = 0, + .R[PSC_TEMPERATURE] = 2, + .func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[2] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[3] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[4] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[5] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[6] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[7] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[8] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[9] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[10] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[11] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[13] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[14] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[15] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[16] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[17] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .read_byte_data = max34440_read_byte_data, + .read_word_data = max34440_read_word_data, + .write_word_data = max34440_write_word_data, + }, + [max34461] = { + .pages = 23, + .format[PSC_VOLTAGE_OUT] = direct, + .format[PSC_TEMPERATURE] = direct, + .m[PSC_VOLTAGE_OUT] = 1, + .b[PSC_VOLTAGE_OUT] = 0, + .R[PSC_VOLTAGE_OUT] = 3, + .m[PSC_TEMPERATURE] = 1, + .b[PSC_TEMPERATURE] = 0, + .R[PSC_TEMPERATURE] = 2, + .func[0] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[1] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[2] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[3] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[4] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[5] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[6] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[7] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[8] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[9] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[10] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[11] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[12] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[13] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[14] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[15] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + /* page 16 is reserved */ + .func[17] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[18] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[19] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[20] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .func[21] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .read_byte_data = max34440_read_byte_data, + .read_word_data = max34440_read_word_data, + .write_word_data = max34440_write_word_data, + }, }; static int max34440_probe(struct i2c_client *client, @@ -343,6 +412,8 @@ static const struct i2c_device_id max34440_id[] = { {"max34440", max34440}, {"max34441", max34441}, {"max34446", max34446}, + {"max34460", max34460}, + {"max34461", max34461}, {} }; MODULE_DEVICE_TABLE(i2c, max34440_id); |