diff options
Diffstat (limited to 'dts/Bindings/display/simple-framebuffer.yaml')
| -rw-r--r-- | dts/Bindings/display/simple-framebuffer.yaml | 43 |
1 files changed, 36 insertions, 7 deletions
diff --git a/dts/Bindings/display/simple-framebuffer.yaml b/dts/Bindings/display/simple-framebuffer.yaml index c2499a7906..296500f9da 100644 --- a/dts/Bindings/display/simple-framebuffer.yaml +++ b/dts/Bindings/display/simple-framebuffer.yaml @@ -4,10 +4,9 @@ $id: http://devicetree.org/schemas/display/simple-framebuffer.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# -title: Simple Framebuffer Device Tree Bindings +title: Simple Framebuffer maintainers: - - Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> - Hans de Goede <hdegoede@redhat.com> description: |+ @@ -27,6 +26,11 @@ description: |+ over control to a driver for the real hardware. The bindings for the hw nodes must specify which node is considered the primary node. + If a panel node is given, then the driver uses this to configure the + physical width and height of the display. If no panel node is given, + then the driver uses the width and height properties of the simplefb + node to estimate it. + It is advised to add display# aliases to help the OS determine how to number things. If display# aliases are used, then if the simplefb node contains a display property then the /aliases/display# path @@ -52,16 +56,23 @@ description: |+ properties: compatible: - items: - - enum: - - apple,simple-framebuffer - - allwinner,simple-framebuffer - - amlogic,simple-framebuffer + oneOf: + - items: + - enum: + - apple,simple-framebuffer + - allwinner,simple-framebuffer + - amlogic,simple-framebuffer + - const: simple-framebuffer - const: simple-framebuffer reg: description: Location and size of the framebuffer memory + memory-region: + maxItems: 1 + description: Phandle to a node describing the memory to be used for the + framebuffer. If present, overrides the "reg" property (if one exists). + clocks: description: List of clocks used by the framebuffer. @@ -83,20 +94,38 @@ properties: format: description: > Format of the framebuffer: + * `a1r5g5b5` - 16-bit pixels, d[15]=a, d[14:10]=r, d[9:5]=g, d[4:0]=b + * `a2r10g10b10` - 32-bit pixels, d[31:30]=a, d[29:20]=r, d[19:10]=g, d[9:0]=b * `a8b8g8r8` - 32-bit pixels, d[31:24]=a, d[23:16]=b, d[15:8]=g, d[7:0]=r + * `a8r8g8b8` - 32-bit pixels, d[31:24]=a, d[23:16]=r, d[15:8]=g, d[7:0]=b * `r5g6b5` - 16-bit pixels, d[15:11]=r, d[10:5]=g, d[4:0]=b + * `r5g5b5a1` - 16-bit pixels, d[15:11]=r, d[10:6]=g, d[5:1]=b d[1:0]=a + * `r8g8b8` - 24-bit pixels, d[23:16]=r, d[15:8]=g, d[7:0]=b + * `x1r5g5b5` - 16-bit pixels, d[14:10]=r, d[9:5]=g, d[4:0]=b * `x2r10g10b10` - 32-bit pixels, d[29:20]=r, d[19:10]=g, d[9:0]=b * `x8r8g8b8` - 32-bit pixels, d[23:16]=r, d[15:8]=g, d[7:0]=b + * `x8b8g8r8` - 32-bit pixels, d[23:16]=b, d[15:8]=g, d[7:0]=r enum: + - a1r5g5b5 + - a2r10g10b10 - a8b8g8r8 + - a8r8g8b8 - r5g6b5 + - r5g5b5a1 + - r8g8b8 + - x1r5g5b5 - x2r10g10b10 - x8r8g8b8 + - x8b8g8r8 display: $ref: /schemas/types.yaml#/definitions/phandle description: Primary display hardware node + panel: + $ref: /schemas/types.yaml#/definitions/phandle + description: Display panel node + allwinner,pipeline: description: Pipeline used by the framebuffer on Allwinner SoCs enum: |