Re: [PATCH 0/4] platform/x86: int3472: discrete: Regulator rework / Lenovo Miix 510 support

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Hi Hans,

On 2023/6/15 20:38, Hans de Goede wrote:
Hi All,

On 6/9/23 22:42, Hans de Goede wrote:
Hi Dan, Hao Yao and Bingbu Cao,

Patches 1/2 drop the sensor-config stuff since I thought we should be
able to make things work without any board specific fixups.

This is the result of my working on getting IPU6 to work on Jasper Lake
for $dayjob and then tonight I switched to trying to get the ov2680
on the Lenovo Miix 510 to work and it turns out that does require some
board specific workarounds after all :|

With this series together with my recent ov2680 sensor driver series:
https://lore.kernel.org/linux-media/20230607164712.63579-1-hdegoede@xxxxxxxxxx/
I can get the ov2680 driver to load and successfully read the id register:

[   11.365319] ipu3-cio2 0000:00:14.3: Found supported sensor OVTI2680:00
[   11.431595] ov2680 i2c-OVTI2680:00: supply DOVDD not found, using dummy regulator
[   11.433125] ov2680 i2c-OVTI2680:00: supply DVDD not found, using dummy regulator
[   11.454698] ov2680 i2c-OVTI2680:00: sensor_revision id = 0x2680, rev= 0

Dan, currently the DMI match used only matches the 12IKB version of
the Miix 510 I think you have a 12ISK version. Can you verify this
works there too?  I guess we can just drop the KB part of the DMI
match if this works on the 12ISK version too.

Hao Yao and Bingbu Cao I think that the way the issue with how different
drivers may expect different regulator supply-ids is of interest to you
too. Note I see that the mainline version of ov13b10.c does not have
regulator support at all yet. So when adding this please just use
one of the existing set of supply-names + the bulk API like how
the ov5693.c driver is doing. In this case no int3472 driver changes
will be necessary at all.

I've added this to my review-hans (soon to be for-next) branch now.

Regards,

Hans




Hans de Goede (4):
   platform/x86: int3472: discrete: Drop GPIO remapping support
   platform/x86: int3472: discrete: Remove sensor_config-s
   platform/x86: int3472: discrete: Add support for 1 GPIO regulator
     shared between 2 sensors
   platform/x86: int3472: discrete: Add alternative "AVDD" regulator
     supply name

  .../x86/intel/int3472/clk_and_regulator.c     | 72 ++++++++++++++----
  drivers/platform/x86/intel/int3472/common.h   | 14 +---
  drivers/platform/x86/intel/int3472/discrete.c | 76 ++-----------------
  3 files changed, 66 insertions(+), 96 deletions(-)



Thanks for your patches.

I tested them on my devices using int3472 regulator, including Lenovo Thinkpad X1 and testing platforms with ov13b10 camera sensor.

Tested-By: Hao Yao <hao.yao@xxxxxxxxx>


Best Regards,
Hao Yao



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