On Thu, Mar 30, 2017 at 03:46:05AM +0800, Icenowy Zheng wrote: > From: Icenowy Zheng <icenowy@xxxxxxxx> > > Allwinner V3s SoC have a display engine which have a different pipeline > with older SoCs. > > Add document for it (new compatibles and the new "mixer" part). > > The paragraph of TCON is also refactored, for furtherly add TCONs in > A83T/H3/A64/H5 that have only a channel 1 (used for HDMI or TV Encoder). > > Signed-off-by: Icenowy Zheng <icenowy@xxxxxxxx> > --- > Changes in v3: > - Remove the description of having a BE directly as allwinner,pipeline. > > .../bindings/display/sunxi/sun4i-drm.txt | 37 +++++++++++++++++++--- > 1 file changed, 33 insertions(+), 4 deletions(-) > > diff --git a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt > index b82c00449468..38de5e96f359 100644 > --- a/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt > +++ b/Documentation/devicetree/bindings/display/sunxi/sun4i-drm.txt > @@ -31,11 +31,11 @@ Required properties: > * allwinner,sun6i-a31-tcon > * allwinner,sun6i-a31s-tcon > * allwinner,sun8i-a33-tcon > + * allwinner,sun8i-v3s-tcon > - reg: base address and size of memory-mapped region > - interrupts: interrupt associated to this IP > - - clocks: phandles to the clocks feeding the TCON. Three are needed: > + - clocks: phandles to the clocks feeding the TCON > - 'ahb': the interface clocks > - - 'tcon-ch0': The clock driving the TCON channel 0 > - resets: phandles to the reset controllers driving the encoder > - "lcd": the reset line for the TCON channel 0 > > @@ -52,7 +52,12 @@ Required properties: > second the block connected to the TCON channel 1 (usually the TV > encoder) > > -On SoCs other than the A33, there is one more clock required: > +On TCONs that have a channel 0 (currently all TCONs supported), there > +is one more clock required: > + - 'tcon-ch0': The clock driving the TCON channel 0 > + Why did you change that if they all have a channel 0? > +On TCONs that have a channel 1 (currently all TCONs except the ones in > +A33 and V3s), there is one more clock required: > - 'tcon-ch1': The clock driving the TCON channel 1 And that can be added too just by saying "On SoCs other than the A33 and V3". Looks good otherwise, thanks! Maxime -- Maxime Ripard, Free Electrons Embedded Linux and Kernel engineering http://free-electrons.com
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