THS8135 is a configurable video DAC. Add DT bindings for this chip and use the dumb-vga-dac driver for now as no configuration is required to make it work.
Signed-off-by: Bartosz Golaszewski bgolaszewski@baylibre.com --- .../bindings/display/bridge/ti,ths8135.txt | 52 ++++++++++++++++++++++ drivers/gpu/drm/bridge/dumb-vga-dac.c | 1 + 2 files changed, 53 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/ti,ths8135.txt
diff --git a/Documentation/devicetree/bindings/display/bridge/ti,ths8135.txt b/Documentation/devicetree/bindings/display/bridge/ti,ths8135.txt new file mode 100644 index 0000000..23cd8ee --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/ti,ths8135.txt @@ -0,0 +1,52 @@ +THS8135 Video DAC +----------------- + +This is the binding for Texas Instruments THS8135 Video DAC bridge. + +Required properties: + +- compatible: Must be "ti,ths8135" + +Required nodes: + +This device has two video ports. Their connections are modelled using the OF +graph bindings specified in Documentation/devicetree/bindings/graph.txt. + +- Video port 0 for RGB input +- Video port 1 for VGA output + +Example +------- + +vga-bridge { + compatible = "ti,ths8135"; + #address-cells = <1>; + #size-cells = <0>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0>; + + vga_bridge_in: endpoint@0 { + reg = <0>; + remote-endpoint = <&lcdc_out_vga>; + }; + }; + + port@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <1>; + + vga_bridge_out: endpoint@0 { + reg = <0>; + remote-endpoint = <&vga_con_in>; + }; + }; + }; +}; diff --git a/drivers/gpu/drm/bridge/dumb-vga-dac.c b/drivers/gpu/drm/bridge/dumb-vga-dac.c index afec232..498fa75 100644 --- a/drivers/gpu/drm/bridge/dumb-vga-dac.c +++ b/drivers/gpu/drm/bridge/dumb-vga-dac.c @@ -204,6 +204,7 @@ static int dumb_vga_remove(struct platform_device *pdev)
static const struct of_device_id dumb_vga_match[] = { { .compatible = "dumb-vga-dac" }, + { .compatible = "ti,ths8135" }, {}, }; MODULE_DEVICE_TABLE(of, dumb_vga_match);