Hi Olof,
On Sun, Dec 30, 2012 at 11:57 AM, Olof Johansson <olof@xxxxxxxxx> wrote:
> Hi,
>
> On Thu, Dec 27, 2012 at 8:00 PM, Ajay Kumar <ajaykumar.rs@xxxxxxxxxxx> wrote:
>> This patch adds device tree match table for Exynos G2D controller.
>>
>> Signed-off-by: Ajay Kumar <ajaykumar.rs@xxxxxxxxxxx>
>> ---
>> drivers/gpu/drm/exynos/exynos_drm_g2d.c | 10 ++++++++++
>> 1 file changed, 10 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
>> index 6ffa076..aa3d2e4 100644
>> --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c
>> +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c
>> @@ -19,6 +19,7 @@
>> #include <linux/workqueue.h>
>> #include <linux/dma-mapping.h>
>> #include <linux/dma-attrs.h>
>> +#include <linux/of.h>
>>
>> #include <drm/drmP.h>
>> #include <drm/exynos_drm.h>
>> @@ -1240,6 +1241,14 @@ static int g2d_resume(struct device *dev)
>>
>> static SIMPLE_DEV_PM_OPS(g2d_pm_ops, g2d_suspend, g2d_resume);
>>
>> +#ifdef CONFIG_OF
>> +static const struct of_device_id exynos_g2d_match[] = {
>> + { .compatible = "samsung,exynos-g2d-41" },
>
> What does -41 signify here?
This driver only supports G2D 4.1 version and not any lower versions of G2D!
>
>> + {},
>> +};
>> +MODULE_DEVICE_TABLE(of, exynos_g2d_match);
>> +#endif
>> +
>> struct platform_driver g2d_driver = {
>> .probe = g2d_probe,
>> .remove = __devexit_p(g2d_remove),
>> @@ -1247,5 +1256,6 @@ struct platform_driver g2d_driver = {
>> .name = "s5p-g2d",
>> .owner = THIS_MODULE,
>> .pm = &g2d_pm_ops,
>> + .of_match_table = of_match_ptr(exynos_g2d_match),
>
> Please provide bindings update, and cc devicetree-discuss for these
> kind of patches.
Ok. I will update with the Documentation for bindings, soon.
>
> -Olof
Thanks and Regards,
Ajay
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