Re: [PATCH 3/3] [v6] pinctrl: qcom: qdf2xxx: add support for new ACPI HID QCOM8002

Linus Walleij
2018-01-09T13:46:50Z

On Thu, Jan 4, 2018 at 5:04 PM, Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
> On Thu, 2018-01-04 at 09:46 -0600, Timur Tabi wrote:
>> On 12/21/2017 07:46 PM, Stephen Boyd wrote:
>> >
>> > Maybe future HIDs could follow the DT design and then we can look
>> > for the same device property name in both firmwares.
>>
>> DSDs generally don't have the vendor prefix that DT properties do.
>
> There are more means to check hardware revisions:
> HID - Hardware ID
> CID - Compatible ID
> UID - Unique ID (good to distinguish instances of the same device on the
> board)
> _HRV - Hardware Revision (6.1.6 describes this one)

Thanks Andy.

I expect a patch using these features, also include Andy on CC
as it appears he knows how this should be done. (In difference
from me...) I'm pretty much relying on other people to understand
ACPI for me, maybe I should attend a course or something.

Yours,
Linus Walleij