drm/tilcdc: add a da850-specific compatible string

Due to some potential tweaks for the da850 LCDC (for example: the
required memory bandwith settings) we need a separate compatible
for the IP present on the da850 boards.

Suggested-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jyri Sarha <jsarha@ti.com>

diff --git a/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt b/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt
index a83abd7..6fddb4f 100644 (file)
--- a/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt
+++ b/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt
@@ -1,7 +1,9 @@
 Device-Tree bindings for tilcdc DRM driver
 
 Required properties:
- - compatible: value should be "ti,am33xx-tilcdc".
+ - compatible: value should be one of the following:
+    - "ti,am33xx-tilcdc" for AM335x based boards
+    - "ti,da850-tilcdc" for DA850/AM18x/OMAP-L138 based boards
  - interrupts: the interrupt number
  - reg: base address and size of the LCDC device
 
@@ -51,7 +53,7 @@ Optional nodes:
 Example:
 
        fb: fb@4830e000 {
-               compatible = "ti,am33xx-tilcdc";
+               compatible = "ti,am33xx-tilcdc", "ti,da850-tilcdc";
                reg = <0x4830e000 0x1000>;
                interrupt-parent = <&intc>;
                interrupts = <36>;

diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index 0f58a74..8f897fe 100644 (file)
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -719,6 +719,7 @@ static int tilcdc_pdev_remove(struct platform_device *pdev)
 
 static struct of_device_id tilcdc_of_match[] = {
                { .compatible = "ti,am33xx-tilcdc", },
+               { .compatible = "ti,da850-tilcdc", },
                { },
 };
 MODULE_DEVICE_TABLE(of, tilcdc_of_match);