Documentation/devicetree/bindings/gpu/litex,litevideo.txt

   1 DRM LiteX LiteVideo driver
   2
   3 Required properties:
   4 - compatible: should be "litex,litevideo"
   5 - reg: base address of configuration registers with length
   6 - litevideo,pixel-clock: pixel clock frequency in kHz
   7 - litevideo,h-active: horizontal active pixels
   8 - litevideo,h-blanking: total horizontal blanking
   9 - litevideo,h-sync: horizontal sync width
  10 - litevideo,h-front-porch: horizontal front porch
  11 - litevideo,v-active: vertical active pixels
  12 - litevideo,v-blanking: vertical total blanking
  13 - litevideo,v-sync: vertical sync width
  14 - litevideo,v-front-porch: vertical front porch
  15 - litevideo,dma-offset: dma offset in memory
  16 - litevideo,dma-length: size of memory used for storing the image
  17
  18 Examples:
  19
  20 litevideo0: gpu@f0009800 {
  21         compatible = "litex,litevideo";
  22         reg = <0x0 0xf0009800 0x0 0x100>;
  23         litevideo,pixel-clock = <148500>;
  24         litevideo,h-active = <1920>;
  25         litevideo,h-blanking = <280>;
  26         litevideo,h-sync = <44>;
  27         litevideo,h-front-porch = <148>;
  28         litevideo,v-active = <1080>;
  29         litevideo,v-blanking = <45>;
  30         litevideo,v-sync = <5>;
  31         litevideo,v-front-porch = <36>;
  32         litevideo,dma-offset = <0x8000000>;
  33         litevideo,dma-length = <0x7e9000>;
  34 };