| Message ID | 1475243564-15765-1-git-send-email-bgolaszewski@baylibre.com |
|---|---|
| State | Superseded |
| Headers | show |
2016-10-01 11:30 GMT+02:00 Sekhar Nori <nsekhar@ti.com>: > On Friday 30 September 2016 07:22 PM, Bartosz Golaszewski wrote: >> 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. >> > > This documentation does not help much :( It should be on the lines of: > > compatible: value should be "ti,am33xx-tilcdc" for AM335x based boards > value should be "ti,da850-tilcdc" for DA850/AM18x/OMAP-L138 > based boards > > There are many existing examples of the way compatible strings are > documented. You can take a look at them too. Also, since you are > introducing a new device-tree compatible, please keep the devicetree > list and maintainers in CC too. I don't think it shows up in > get_maintainer.pl, so you will have to remember to do it. > Hi Sekhar, sorry for that, hope v3 is good. Thanks, Bartosz
diff --git a/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt b/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt index a83abd7..33b6e8a 100644 --- a/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt +++ b/Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt @@ -1,7 +1,7 @@ Device-Tree bindings for tilcdc DRM driver Required properties: - - compatible: value should be "ti,am33xx-tilcdc". + - compatible: value should be "ti,am33xx-tilcdc" or "ti,da850-tilcdc". - interrupts: the interrupt number - reg: base address and size of the LCDC device @@ -51,7 +51,7 @@ 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 a694977..231f2c7 100644 --- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c +++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c @@ -723,6 +723,7 @@ 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);
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> --- v1 -> v2: - added the new compatible to the bindings documentation Documentation/devicetree/bindings/display/tilcdc/tilcdc.txt | 4 ++-- drivers/gpu/drm/tilcdc/tilcdc_drv.c | 1 + 2 files changed, 3 insertions(+), 2 deletions(-)