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Subject: Re: [PATCH] thermal: brcmstb: enable hwmon
From:   Florian Fainelli <f.fainelli@gmail.com>
To:     Chen-Yu Tsai <wens@kernel.org>, Markus Mayer <mmayer@broadcom.com>,
        Florian Fainelli <f.fainelli@gmail.com>,
        Zhang Rui <rui.zhang@intel.com>,
        Eduardo Valentin <edubezval@gmail.com>,
        Daniel Lezcano <daniel.lezcano@linaro.org>,
        Amit Kucheria <amit.kucheria@verdurent.com>
Cc:     Chen-Yu Tsai <wens@csie.org>,
        bcm-kernel-feedback-list@broadcom.com, linux-pm@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
References: <20191030163807.17817-1-wens@kernel.org>
 <6c681697-c9ad-02a1-8289-fa265cea36c8@broadcom.com>
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Message-ID: <d7f3c6fa-4785-bf9a-b83f-d19448412d0f@gmail.com>
Date:   Wed, 30 Oct 2019 10:15:19 -0700
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On 10/30/19 9:57 AM, Florian Fainelli wrote:
> Hi Chen-Yu,
> 
> On 10/30/19 9:38 AM, Chen-Yu Tsai wrote:
>> From: Chen-Yu Tsai <wens@csie.org>
>>
>> By defaul of-based thermal driver do not have hwmon entries registered.
>>
>> Do this explicitly so users can use standard hwmon interfaces and tools
>> to read the temperature.
>>
>> This is based on similar changes for bcm2835_thermal in commit
>> d56c19d07e0b ("thermal: bcm2835: enable hwmon explicitly").
>>
>> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
> 
> Tested-by: Florian Fainelli <f.fainelli@gmail.com>
> 
> There a number of patches that I need to get upstream from our
> downstream tree, because right now the temperatures reported are note
> quite in the expected units..

Oh yes, because we call the standard thermal framework helpers to
extract the coefficients, and we never made that a mandatory property,
so our firmware does not provide that information and the raw DAC code
is not properly converted, will fix that as well.
-- 
Florian