diff options
Diffstat (limited to 'Documentation/devicetree/bindings/soc')
| -rw-r--r-- | Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.txt | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.txt b/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.txt index 436d2106e80d..e876f3ce54f6 100644 --- a/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.txt +++ b/Documentation/devicetree/bindings/soc/amlogic/amlogic,canvas.txt @@ -2,8 +2,8 @@ Amlogic Canvas ================================ A canvas is a collection of metadata that describes a pixel buffer. -Those metadata include: width, height, phyaddr, wrapping, block mode -and endianness. +Those metadata include: width, height, phyaddr, wrapping and block mode. +Starting with GXBB the endianness can also be described. Many IPs within Amlogic SoCs rely on canvas indexes to read/write pixel data rather than use the phy addresses directly. For instance, this is the case for @@ -18,7 +18,11 @@ Video Lookup Table -------------------------- Required properties: -- compatible: "amlogic,canvas" +- compatible: has to be one of: + - "amlogic,meson8-canvas", "amlogic,canvas" on Meson8 + - "amlogic,meson8b-canvas", "amlogic,canvas" on Meson8b + - "amlogic,meson8m2-canvas", "amlogic,canvas" on Meson8m2 + - "amlogic,canvas" on GXBB and newer - reg: Base physical address and size of the canvas registers. Example: |