[PATCH v2 4/7] drm/bridge: Add RGB to VGA bridge support

2016-08-22 Thread Maxime Ripard
Hi Archit, On Thu, Jul 21, 2016 at 03:23:18PM +0530, Archit Taneja wrote: > Hi, > > On 07/20/2016 03:28 PM, Maxime Ripard wrote: > >Some boards have an entirely passive RGB to VGA bridge, based on either > >DACs or resistor ladders. > > > >Those might or might not have an i2c bus routed to the VG

[PATCH v2 4/7] drm/bridge: Add RGB to VGA bridge support

2016-07-21 Thread Archit Taneja
Hi, On 07/20/2016 03:28 PM, Maxime Ripard wrote: > Some boards have an entirely passive RGB to VGA bridge, based on either > DACs or resistor ladders. > > Those might or might not have an i2c bus routed to the VGA connector in > order to access the screen EDIDs. > > Add a bridge that doesn't do an

[PATCH v2 4/7] drm/bridge: Add RGB to VGA bridge support

2016-07-20 Thread Rob Herring
On Wed, Jul 20, 2016 at 11:58:54AM +0200, Maxime Ripard wrote: > Some boards have an entirely passive RGB to VGA bridge, based on either > DACs or resistor ladders. > > Those might or might not have an i2c bus routed to the VGA connector in > order to access the screen EDIDs. > > Add a bridge tha

[PATCH v2 4/7] drm/bridge: Add RGB to VGA bridge support

2016-07-20 Thread Maxime Ripard
Some boards have an entirely passive RGB to VGA bridge, based on either DACs or resistor ladders. Those might or might not have an i2c bus routed to the VGA connector in order to access the screen EDIDs. Add a bridge that doesn't do anything but expose the modes available on the screen, either ba