From: Guenter Roeck <linux@roeck-us.net>
To: Mike Looijmans <mike.looijmans@topic.nl>, lm-sensors@lm-sensors.org
Cc: jdelvare@suse.com, linux-kernel@vger.kernel.org
Subject: Re: [lm-sensors] [PATCH v2] hwmon: Add LTC2990 sensor driver
Date: Wed, 13 Jan 2016 13:57:28 +0000 [thread overview]
Message-ID: <569657C8.6070607@roeck-us.net> (raw)
In-Reply-To: <56965661.2010307@topic.nl>
On 01/13/2016 05:51 AM, Mike Looijmans wrote:
> On 13-01-16 14:24, Guenter Roeck wrote:
>> On 01/13/2016 03:05 AM, Mike Looijmans wrote:
>>> This adds support for the Linear Technology LTC2990 I2C System Monitor.
>>> The LTC2990 supports a combination of voltage, current and temperature
>>> monitoring. This driver currently only supports reading two currents
>>> by measuring two differential voltages across series resistors, in
>>> addition to the Vcc supply voltage and internal temperature.
>>>
>>> This is sufficient to support the Topic Miami SOM which uses this chip
>>> to monitor the currents flowing into the FPGA and the CPU parts.
>>>
>>> Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
>>
>> Mike,
>>
>> That looks much better. Can you send me the output of i2cdump for the chip ?
>> That would help me writing module test code for it.
>
> I'm kinda interested into how that would work.
>
https://github.com/groeck/module-tests
> I'll have to remove the driver first to get i2cdump to work on the chip. I cannot force a device removal from user space while running, can I?
> And i suppose you want a dump of a chip in running status? (On boot, all are registers are simply set to zero)
>
Just use i2cdump -f while the driver is active.
Thanks,
Guenter
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WARNING: multiple messages have this Message-ID (diff)
From: Guenter Roeck <linux@roeck-us.net>
To: Mike Looijmans <mike.looijmans@topic.nl>, lm-sensors@lm-sensors.org
Cc: jdelvare@suse.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] hwmon: Add LTC2990 sensor driver
Date: Wed, 13 Jan 2016 05:57:28 -0800 [thread overview]
Message-ID: <569657C8.6070607@roeck-us.net> (raw)
In-Reply-To: <56965661.2010307@topic.nl>
On 01/13/2016 05:51 AM, Mike Looijmans wrote:
> On 13-01-16 14:24, Guenter Roeck wrote:
>> On 01/13/2016 03:05 AM, Mike Looijmans wrote:
>>> This adds support for the Linear Technology LTC2990 I2C System Monitor.
>>> The LTC2990 supports a combination of voltage, current and temperature
>>> monitoring. This driver currently only supports reading two currents
>>> by measuring two differential voltages across series resistors, in
>>> addition to the Vcc supply voltage and internal temperature.
>>>
>>> This is sufficient to support the Topic Miami SOM which uses this chip
>>> to monitor the currents flowing into the FPGA and the CPU parts.
>>>
>>> Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
>>
>> Mike,
>>
>> That looks much better. Can you send me the output of i2cdump for the chip ?
>> That would help me writing module test code for it.
>
> I'm kinda interested into how that would work.
>
https://github.com/groeck/module-tests
> I'll have to remove the driver first to get i2cdump to work on the chip. I cannot force a device removal from user space while running, can I?
> And i suppose you want a dump of a chip in running status? (On boot, all are registers are simply set to zero)
>
Just use i2cdump -f while the driver is active.
Thanks,
Guenter
next prev parent reply other threads:[~2016-01-13 13:57 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-06 8:07 [lm-sensors] [PATCH] hwmon: Add LTC2990 sensor driver Mike Looijmans
2016-01-06 8:07 ` Mike Looijmans
2016-01-06 15:22 ` Guenter Roeck
2016-01-07 18:59 ` [lm-sensors] " Mike Looijmans
2016-01-07 18:59 ` Mike Looijmans
2016-01-08 15:09 ` [lm-sensors] " Guenter Roeck
2016-01-08 15:09 ` Guenter Roeck
2016-01-13 11:05 ` [lm-sensors] [PATCH v2] " Mike Looijmans
2016-01-13 11:05 ` Mike Looijmans
2016-01-13 13:24 ` [lm-sensors] " Guenter Roeck
2016-01-13 13:24 ` Guenter Roeck
2016-01-13 13:51 ` [lm-sensors] " Mike Looijmans
2016-01-13 13:51 ` Mike Looijmans
2016-01-13 13:57 ` Guenter Roeck [this message]
2016-01-13 13:57 ` Guenter Roeck
2016-01-13 14:03 ` [lm-sensors] " Mike Looijmans
2016-01-13 14:03 ` Mike Looijmans
2016-01-13 14:45 ` [lm-sensors] [PATCH v3] " Mike Looijmans
2016-01-13 14:45 ` Mike Looijmans
2016-01-14 19:14 ` [lm-sensors] " Guenter Roeck
2016-01-14 19:14 ` Guenter Roeck
2016-01-15 9:54 ` [lm-sensors] " Mike Looijmans
2016-01-15 9:54 ` Mike Looijmans
2016-01-15 9:54 ` [lm-sensors] [PATCH v4] " Mike Looijmans
2016-01-15 9:54 ` Mike Looijmans
2016-01-15 15:40 ` [lm-sensors] " Guenter Roeck
2016-01-15 15:40 ` Guenter Roeck
2016-01-13 11:22 ` [lm-sensors] [PATCH] " Mike Looijmans
2016-01-13 11:22 ` Mike Looijmans
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