drm/panfrost: Add support for multiple regulators

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Some GPUs, namely, the bifrost/g72 part on MT8183, have a second
regulator for their SRAM, let's add support for that.

We extend the framework in a generic manner so that we could
support more than 2 regulators, if required.

Signed-off-by: Nicolas Boichat <drinkcat@chromium.org>
Reviewed-by: Steven Price <steven.price@arm.com>
Reviwed-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Rob Herring <robh@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200207052627.130118-5-drinkcat@chromium.org

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Nicolas Boichat 2020-02-07 13:26:24 +08:00 • committed by Rob Herring

parent a9d73b30bb

commit 3e1399bccf

3 changed files with 51 additions and 18 deletions

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26

drivers/gpu/drm/panfrost/panfrost_device.c

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15

drivers/gpu/drm/panfrost/panfrost_device.h

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28

drivers/gpu/drm/panfrost/panfrost_drv.c

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