On Sat, May 27, 2017 at 06:09:25PM +0200, Maxime Ripard wrote: > Hi, > > Here is an attempt at getting the HDMI controller running. > > This HDMI controller is found on a number of old Allwinner SoCs (A10, A10s, > A20, A31). > > This driver only supports for now the A10s because it was an easy target, > being very close to the A13 that is already supported by our DRM driver. > > There's nothing out of the extraordinary there, except maybe the clock > setup. All the internal clocks (TMDS, DDC) have been modeled using the > common clock framework, the TMDS clock being the parent of the DDC one. > > While this might sound overkill, other SoC have a different, external > source for the DDC clock, which will be easier to support through the clock > framework. > > The IP also supports audio (through an already supported i2s controller, > and some missing configuration in the HDMI controller) and CEC. Both will > come eventually. Applied all the patches. Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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