Quoting Douglas Anderson (2020-04-20 22:06:17)
> The ti-sn65dsi86 MIPI DSI to eDP bridge chip has 4 pins on it that can
> be used as GPIOs in a system. Each pin can be configured as input,
> output, or a special function for the bridge chip. These are:
> - GPIO1: SUSPEND Input
> - GPIO2: DSIA VSY
Quoting Doug Anderson (2020-04-22 09:09:17)
> Hi,
>
> On Wed, Apr 22, 2020 at 3:23 AM Stephen Boyd wrote:
> >
> > Quoting Douglas Anderson (2020-04-20 22:06:17)
> >
> > > Changes in v2:
> > > - ("Export...GPIOs") is 1/2 of replacement for ("Allow...bridge GPIOs")
> > >
> > > drivers/gpu/drm/brid
Hi,
On Wed, Apr 22, 2020 at 3:23 AM Stephen Boyd wrote:
>
> Quoting Douglas Anderson (2020-04-20 22:06:17)
> > The ti-sn65dsi86 MIPI DSI to eDP bridge chip has 4 pins on it that can
> > be used as GPIOs in a system. Each pin can be configured as input,
> > output, or a special function for the b
The ti-sn65dsi86 MIPI DSI to eDP bridge chip has 4 pins on it that can
be used as GPIOs in a system. Each pin can be configured as input,
output, or a special function for the bridge chip. These are:
- GPIO1: SUSPEND Input
- GPIO2: DSIA VSYNC
- GPIO3: DSIA HSYNC or VSYNC
- GPIO4: PWM
Let's expos
