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It is a high power non-isolated converter capable of delivering a fully regulated 12V, with continuous power level of 1600W with peak power at 2400W for a limited time. Uses PMBus Configuration. Signed-off-by: Alexis Czezar Torreno --- Documentation/hwmon/max34440.rst | 30 ++++++++++++++++------ drivers/hwmon/pmbus/max34440.c | 54 +++++++++++++++++++++++++++++++++++++--- 2 files changed, 73 insertions(+), 11 deletions(-) diff --git a/Documentation/hwmon/max34440.rst b/Documentation/hwmon/max34440.rst index 162d289f08140341e8e76ab7033834ba07a8b935..8591a7152ce580a04b6965301f9bacd9b0a1a661 100644 --- a/Documentation/hwmon/max34440.rst +++ b/Documentation/hwmon/max34440.rst @@ -3,6 +3,14 @@ Kernel driver max34440 Supported chips: + * ADI ADPM12160 + + Prefixes: 'adpm12160' + + Addresses scanned: - + + Datasheet: - + * Maxim MAX34440 Prefixes: 'max34440' @@ -67,13 +75,14 @@ Author: Guenter Roeck Description ----------- -This driver supports hardware monitoring for Maxim MAX34440 PMBus 6-Channel -Power-Supply Manager, MAX34441 PMBus 5-Channel Power-Supply Manager -and Intelligent Fan Controller, and MAX34446 PMBus Power-Supply Data Logger. -It also supports the MAX34451, MAX34460, and MAX34461 PMBus Voltage Monitor & -Sequencers. The MAX34451 supports monitoring voltage or current of 12 channels -based on GIN pins. The MAX34460 supports 12 voltage channels, and the MAX34461 -supports 16 voltage channels. +This driver supports multiple devices: hardware monitoring for Maxim MAX34440 +PMBus 6-Channel Power-Supply Manager, MAX34441 PMBus 5-Channel Power-Supply +Manager and Intelligent Fan Controller, and MAX34446 PMBus Power-Supply Data +Logger; PMBus Voltage Monitor and Sequencers for MAX34451, MAX34460, and +MAX34461; PMBus DC/DC Power Module ADPM12160. The MAX34451 supports monitoring +voltage or current of 12 channels based on GIN pins. The MAX34460 supports 12 +voltage channels, and the MAX34461 supports 16 voltage channels. The ADPM1260 +also monitors both input and output of voltage and current. The driver is a client driver to the core PMBus driver. Please see Documentation/hwmon/pmbus.rst for details on PMBus client drivers. @@ -128,7 +137,10 @@ in[1-6]_highest Historical maximum voltage. in[1-6]_reset_history Write any value to reset history. ======================= ======================================================= -.. note:: MAX34446 only supports in[1-4]. +.. note:: + + - MAX34446 only supports in[1-4]. + - ADPM12160 only supports in[1-2]. Label is "vin1" and "vout1" respectively. Curr ~~~~ @@ -150,6 +162,7 @@ curr[1-6]_reset_history Write any value to reset history. - in6 and curr6 attributes only exist for MAX34440. - MAX34446 only supports curr[1-4]. + - For ADPM12160, curr[1] is "iin1" and curr[2-6] are "iout[1-5]. Power ~~~~~ @@ -185,6 +198,7 @@ temp[1-8]_reset_history Write any value to reset history. .. note:: - temp7 and temp8 attributes only exist for MAX34440. - MAX34446 only supports temp[1-3]. + - ADPM12160 only supports temp[1]. .. note:: diff --git a/drivers/hwmon/pmbus/max34440.c b/drivers/hwmon/pmbus/max34440.c index 585746806663409bc97042647f6c0aba4c6f520a..2e9c5756fbf3b79f16fe038e8ccf15cfba90d08d 100644 --- a/drivers/hwmon/pmbus/max34440.c +++ b/drivers/hwmon/pmbus/max34440.c @@ -14,7 +14,15 @@ #include #include "pmbus.h" -enum chips { max34440, max34441, max34446, max34451, max34460, max34461 }; +enum chips { + adpm12160, + max34440, + max34441, + max34446, + max34451, + max34460, + max34461, +}; #define MAX34440_MFR_VOUT_PEAK 0xd4 #define MAX34440_MFR_IOUT_PEAK 0xd5 @@ -81,7 +89,8 @@ static int max34440_read_word_data(struct i2c_client *client, int page, MAX34440_MFR_VOUT_PEAK); break; case PMBUS_VIRT_READ_IOUT_AVG: - if (data->id != max34446 && data->id != max34451) + if (data->id != max34446 && data->id != max34451 && + data->id != adpm12160) return -ENXIO; ret = pmbus_read_word_data(client, page, phase, MAX34446_MFR_IOUT_AVG); @@ -165,7 +174,8 @@ static int max34440_write_word_data(struct i2c_client *client, int page, case PMBUS_VIRT_RESET_IOUT_HISTORY: ret = pmbus_write_word_data(client, page, MAX34440_MFR_IOUT_PEAK, 0); - if (!ret && (data->id == max34446 || data->id == max34451)) + if (!ret && (data->id == max34446 || data->id == max34451 || + data->id == adpm12160)) ret = pmbus_write_word_data(client, page, MAX34446_MFR_IOUT_AVG, 0); @@ -309,6 +319,41 @@ static int max34451_set_supported_funcs(struct i2c_client *client, } static struct pmbus_driver_info max34440_info[] = { + [adpm12160] = { + .pages = 19, + .format[PSC_VOLTAGE_IN] = direct, + .format[PSC_VOLTAGE_OUT] = direct, + .format[PSC_CURRENT_IN] = direct, + .format[PSC_CURRENT_OUT] = direct, + .format[PSC_TEMPERATURE] = direct, + .m[PSC_VOLTAGE_IN] = 1, + .b[PSC_VOLTAGE_IN] = 0, + .R[PSC_VOLTAGE_IN] = 0, + .m[PSC_VOLTAGE_OUT] = 1, + .b[PSC_VOLTAGE_OUT] = 0, + .R[PSC_VOLTAGE_OUT] = 0, + .m[PSC_CURRENT_IN] = 1, + .b[PSC_CURRENT_IN] = 0, + .R[PSC_CURRENT_IN] = 2, + .m[PSC_CURRENT_OUT] = 1, + .b[PSC_CURRENT_OUT] = 0, + .R[PSC_CURRENT_OUT] = 2, + .m[PSC_TEMPERATURE] = 1, + .b[PSC_TEMPERATURE] = 0, + .R[PSC_TEMPERATURE] = 2, + /* absent func below [18] are not for monitoring */ + .func[2] = PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT, + .func[4] = PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, + .func[5] = PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, + .func[6] = PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, + .func[7] = PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, + .func[8] = PMBUS_HAVE_IOUT | PMBUS_HAVE_STATUS_IOUT, + .func[9] = PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT, + .func[10] = PMBUS_HAVE_IIN | PMBUS_HAVE_STATUS_INPUT, + .func[18] = PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP, + .read_word_data = max34440_read_word_data, + .write_word_data = max34440_write_word_data, + }, [max34440] = { .pages = 14, .format[PSC_VOLTAGE_IN] = direct, @@ -538,6 +583,8 @@ static int max34440_probe(struct i2c_client *client) rv = max34451_set_supported_funcs(client, data); if (rv) return rv; + } else if (data->id == adpm12160) { + data->pmbus_addr_fixed = true; } if (data->pmbus_addr_fixed) { @@ -552,6 +599,7 @@ static int max34440_probe(struct i2c_client *client) } static const struct i2c_device_id max34440_id[] = { + {"adpm12160", adpm12160}, {"max34440", max34440}, {"max34441", max34441}, {"max34446", max34446}, -- 2.34.1