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Re: [PATCH v5 2/2] thermal: add brcmstb AVS TMON driver

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On 17-09-26 03:14 PM, Florian Fainelli wrote:
> On 09/26/2017 03:08 PM, Scott Branden wrote:
>>
>> On 17-09-26 02:38 PM, Markus Mayer wrote:
>>> On 26 September 2017 at 14:32, Scott Branden
>>> <scott.branden@broadcom.com> wrote:
>>>> Hi Markus,
>>>>
>>>>
>>>> On 17-09-26 02:27 PM, Markus Mayer wrote:
>>>>> From: Brian Norris <computersforpeace@gmail.com>
>>>>>
>>>>> The AVS TMON core provides temperature readings, a pair of configurable
>>>>> high- and low-temperature threshold interrupts, and an emergency
>>>>> over-temperature chip reset. The driver utilizes the first two to
>>>>> provide temperature readings and high-temperature notifications to
>>>>> applications. The over-temperature reset is not exposed to
>>>>> applications; this reset threshold is critical to the system and should
>>>>> be set with care within the bootloader.
>>>>>
>>>>> Applications may choose to utilize the notification mechanism, the
>>>>> temperature reading mechanism (e.g., through polling), or both.
>>>>>
>>>>> Signed-off-by: Brian Norris <computersforpeace@gmail.com>
>>>>> Signed-off-by: Doug Berger <opendmb@gmail.com>
>>>>> Signed-off-by: Markus Mayer <mmayer@broadcom.com>
>>>>> ---
>>>>>     drivers/thermal/Kconfig                    |   2 +-
>>>>>     drivers/thermal/broadcom/Kconfig           |   7 +
>>>>>     drivers/thermal/broadcom/Makefile          |   1 +
>>>>>     drivers/thermal/broadcom/brcmstb_thermal.c | 387
>>>>> +++++++++++++++++++++++++++++
>>>>>     4 files changed, 396 insertions(+), 1 deletion(-)
>>>>>     create mode 100644 drivers/thermal/broadcom/brcmstb_thermal.c
>>>>>
>>>>> diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig
>>>>> index 07002df..96774a7 100644
>>>>> --- a/drivers/thermal/Kconfig
>>>>> +++ b/drivers/thermal/Kconfig
>>>>> @@ -408,7 +408,7 @@ config MTK_THERMAL
>>>>>             controller present in Mediatek SoCs
>>>>>       menu "Broadcom thermal drivers"
>>>>> -depends on ARCH_BCM || COMPILE_TEST
>>>>> +depends on ARCH_BCM || ARCH_BRCMSTB || COMPILE_TEST
>>>> No need for this additional depends.  ARCH_BCM is always defined before
>>>> ARCH_BRCMSTB can be selected.
>>> ARCH_BCM does not exist in arch/arm64/configs/defconfig. ARCH_BRCMSTB
>>> does. So, we do need both or the driver won't be built on ARM64.
>>> (After internal discussions we went with that approach rather than
>>> defining ARCH_BCM on ARM64.)
>> Got it.  Looking at our internal iproc tree I see we've done exactly the
>> same with ARCH_BCM_IPROC needing to be added.  We haven't upstreamed
>> the thermal driver needing it yet.
>>
>> Perhaps we should add ARCH_BCM to ARM64....
> If it is just added to satisfy dependencies, I don't see much value in
> doing that. It does make sense in the ARM v7 multiplatform context, but
> outside of that, not so sur.
OK - we'll just continue to add ARCH_BCM_IPROC || ARCH_BRCMSTB 
everywhere as needed.

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[PATCH v5 2/2] thermal: add brcmstb AVS TMON driver Markus Mayer <code@mmayer.net> - 2017-09-26 23:30 +0200
  Re: [PATCH v5 2/2] thermal: add brcmstb AVS TMON driver Scott Branden <scott.branden@broadcom.com> - 2017-09-26 23:40 +0200
    Re: [PATCH v5 2/2] thermal: add brcmstb AVS TMON driver Markus Mayer <code@mmayer.net> - 2017-09-26 23:50 +0200
      Re: [PATCH v5 2/2] thermal: add brcmstb AVS TMON driver Scott Branden <scott.branden@broadcom.com> - 2017-09-27 00:10 +0200
        Re: [PATCH v5 2/2] thermal: add brcmstb AVS TMON driver Florian Fainelli <f.fainelli@gmail.com> - 2017-09-27 00:20 +0200
          Re: [PATCH v5 2/2] thermal: add brcmstb AVS TMON driver Scott Branden <scott.branden@broadcom.com> - 2017-09-27 00:20 +0200

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