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SubjectRe: [PATCH 2/5] drm/i915/dsi: Move poking of panel-enable GPIO to intel_dsi_vbt.c
On Sun, Dec 15, 2019 at 5:38 PM Hans de Goede <> wrote:

> On some older devices (BYT, CHT) which may use v2 VBT MIPI-sequences,
> we need to manually control the panel enable GPIO as v2 sequences do
> not do this.
> So far we have been carrying the code to do this on BYT/CHT devices
> with a Crystal Cove PMIC in vlv_dsi.c, but as this really is a shortcoming
> of the VBT MIPI-sequences, intel_dsi_vbt.c is a better place for this,
> so move it there.
> This is a preparation patch for adding panel-enable and backlight-enable
> GPIO support for BYT devices where instead of the PMIC the SoC is used
> for backlight control.
> Signed-off-by: Hans de Goede <>

The kernel looks prettier after than before and it seems correct so:
Reviewed-by: Linus Walleij <>

Linus Walleij

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