[PATCH v1 01/17] dt-bindings: mediatek: add definition for mt8195 display

Jason-JH Lin jason-jh.lin at mediatek.com
Fri Jul 9 23:57:22 PDT 2021


Hi CK,

OK, I'll resend this at the next version.

Regard,
Jason-JH.Lin


On Wed, 2021-07-07 at 12:33 +0800, CK Hu wrote:
> Hi, Jason:
> 
> 
> On Wed, 2021-07-07 at 12:12 +0800, jason-jh.lin wrote:
> > Add definition for mt8195 display and add DSC module description.
> 
> Break this patch to two patch. One is mt8195 display, another one is
> DSC
> and describe more about what is DSC.
> 
> Regards,
> CK
> 
> > 
> > Signed-off-by: jason-jh.lin <jason-jh.lin at mediatek.com>
> > ---
> >  .../bindings/display/mediatek/mediatek,disp.txt     | 13
> > +++++++++++--
> >  1 file changed, 11 insertions(+), 2 deletions(-)
> > 
> > diff --git
> > a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.
> > txt
> > b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.
> > txt
> > index fbb59c9ddda6..a5859e7883d5 100644
> > ---
> > a/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.
> > txt
> > +++
> > b/Documentation/devicetree/bindings/display/mediatek/mediatek,disp.
> > txt
> > @@ -37,6 +37,7 @@ Required properties (all function blocks):
> >  	"mediatek,<chip>-disp-aal"   		- adaptive ambient
> > light controller
> >  	"mediatek,<chip>-disp-gamma" 		- gamma correction
> >  	"mediatek,<chip>-disp-merge" 		- merge streams
> > from two RDMA sources
> > +	"mediatek,<chip>-disp-dsc"		- compressing /
> > decompressing image display streams
> >  	"mediatek,<chip>-disp-postmask" 	- control round corner for
> > display frame
> >  	"mediatek,<chip>-disp-split" 		- split stream to
> > two encoders
> >  	"mediatek,<chip>-disp-ufoe"  		- data compression
> > engine
> > @@ -44,7 +45,7 @@ Required properties (all function blocks):
> >  	"mediatek,<chip>-dpi"        		- DPI controller,
> > see mediatek,dpi.txt
> >  	"mediatek,<chip>-disp-mutex" 		- display mutex
> >  	"mediatek,<chip>-disp-od"    		- overdrive
> > -  the supported chips are mt2701, mt7623, mt2712, mt8167, mt8173,
> > mt8183 and mt8192.
> > +  the supported chips are mt2701, mt7623, mt2712, mt8167, mt8173,
> > mt8183, mt8192 and mt8195.
> >  - reg: Physical base address and length of the function block
> > register space
> >  - interrupts: The interrupt signal from the function block
> > (required, except for
> >    merge and split function blocks).
> > @@ -60,7 +61,7 @@ Required properties (DMA function blocks):
> >  	"mediatek,<chip>-disp-ovl"
> >  	"mediatek,<chip>-disp-rdma"
> >  	"mediatek,<chip>-disp-wdma"
> > -  the supported chips are mt2701, mt8167 and mt8173.
> > +  the supported chips are mt2701, mt8167, mt8173 and mt8195.
> >  - larb: Should contain a phandle pointing to the local arbiter
> > device as defined
> >    in Documentation/devicetree/bindings/memory-
> > controllers/mediatek,smi-larb.yaml
> >  - iommus: Should point to the respective IOMMU block with master
> > port as
> > @@ -195,6 +196,14 @@ ufoe at 1401a000 {
> >  	clocks = <&mmsys CLK_MM_DISP_UFOE>;
> >  };
> >  
> > +dsc0 at 1c009000 {
> > +	compatible = "mediatek,mt8195-disp-dsc";
> > +	reg = <0 0x1c009000 0 0x1000>;
> > +	interrupts = <GIC_SPI 645 IRQ_TYPE_LEVEL_HIGH>;
> > +	power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS0>;
> > +	clocks = <&mmsys CLK_VDO0_DSC_WRAP0>;
> > +};
> > +
> >  dsi0: dsi at 1401b000 {
> >  	/* See mediatek,dsi.txt for details */
> >  };
> 
> 


More information about the linux-arm-kernel mailing list