Re: [lm-sensors] [PATCH] sensors-detect: Add code to detect TMP435

[Guenter Roeck <linux@roeck-us.net>]

On 12/05/2014 01:43 AM, Jean Delvare wrote:
> Hi Guenter,
>
> On Thu,  4 Dec 2014 11:14:59 -0800, Guenter Roeck wrote:
>> Also update driver support status for TMP431 and TMP432.
>>
>> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
>> ---
>>   CHANGES                    |  1 +
>>   prog/detect/sensors-detect | 18 +++++++++++++++---
>>   2 files changed, 16 insertions(+), 3 deletions(-)
>>
>> diff --git a/CHANGES b/CHANGES
>> index 638a8bf..534b810 100644
>> --- a/CHANGES
>> +++ b/CHANGES
>> @@ -24,6 +24,7 @@ SVN HEAD
>>                     Document support for EMC1402, EMC1404, and EMC1424
>>                     Detect new revisions of EMC14xx
>>                     Add detection of EMC1422
>> +                  Add detection of TMP435
>>
>>   3.3.5 "Happy Birthday Beddy" (2014-01-22)
>>     libsensors: Improve documentation of two functions
>> diff --git a/prog/detect/sensors-detect b/prog/detect/sensors-detect
>> index 448cf22..d169fb9 100755
>> --- a/prog/detect/sensors-detect
>> +++ b/prog/detect/sensors-detect
>> @@ -1029,15 +1029,20 @@ use vars qw(@i2c_adapter_names);
>>   		i2c_detect => sub { tmp42x_detect(@_, 2); },
>>   	}, {
>>   		name => "Texas Instruments TMP431",
>> -		driver => "to-be-written",		# tmp401
>> +		driver => "tmp401",
>>   		i2c_addrs => [0x4c, 0x4d],
>>   		i2c_detect => sub { lm90_detect(@_, 16); },
>>   	}, {
>>   		name => "Texas Instruments TMP432",
>> -		driver => "to-be-written",		# tmp401
>> +		driver => "tmp401",
>>   		i2c_addrs => [0x4c, 0x4d],
>>   		i2c_detect => sub { lm90_detect(@_, 17); },
>>   	}, {
>> +		name => "Texas Instruments TMP435",
>> +		driver => "tmp401",
>> +		i2c_addrs => [0x4c],
>> +		i2c_detect => sub { lm90_detect(@_, 19); },
>> +	}, {
>>   		name => "Texas Instruments TMP441",
>>   		driver => "tmp421",
>>   		i2c_addrs => [0x1c..0x1f, 0x2a, 0x4c..0x4f],
>> @@ -4674,7 +4679,8 @@ sub max6680_95_detect
>>   #		  8 = W83L771W/G, 9 = TMP401, 10 = TMP411,
>>   #		  11 = W83L771AWG/ASG, 12 = MAX6690,
>>   #		  13 = ADT7461A/NCT1008, 14 = SA56004,
>> -#		  15 = G781, 16 = TMP431, 17 = TMP432, 18 = TMP451
>> +#		  15 = G781, 16 = TMP431, 17 = TMP432, 18 = TMP451,
>> +#		  19 = TMP435
>>   # Registers used:
>>   #   0x03: Configuration
>>   #   0x04: Conversion rate
>> @@ -4810,6 +4816,12 @@ sub lm90_detect
>>   		return if $mid != 0x55;		# Texas Instruments
>>   		return 4 if ($cid = 0x00);	# TMP451
>>   	}
>> +	if ($chip = 19) {
>> +		return if ($conf & 0x1B) != 0;
>
> Would it make sense to also check configuration register 2 at 0x1a? It
> has 5 unused bits. We do check configuration register 2 (but at a
> different address) for other brands already.
>
Makes sense. I'll add that.

>> +		return if $rate > 0x0F;
>> +		return if $mid != 0x55;		# Texas Instruments
>> +		return 6 if ($cid = 0x35);	# TMP435
>> +	}
>>   	return;
>>   }
>
> Other than that, and the pending programmable address question, patch
> looks good.
>
Thanks,
Guenter


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