video: fbdev: pxa3xx_gcu: add devicetree bindings

Add a device tree match table for this hardware graphics acceleration
driver so it can be used by pxa3xx boards booted with a devicetree.

Signed-off-by: Daniel Mack <daniel@zonque.org>
Reviewed-by: Robert Jarzmik <robert.jarzmik@free.fr>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: David Airlie <airlied@linux.ie>
Cc: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>

diff --git a/drivers/video/fbdev/pxa3xx-gcu.c b/drivers/video/fbdev/pxa3xx-gcu.c
index 0955622..69cfb33 100644 (file)
--- a/drivers/video/fbdev/pxa3xx-gcu.c
+++ b/drivers/video/fbdev/pxa3xx-gcu.c
@@ -44,6 +44,7 @@
 #include <linux/clk.h>
 #include <linux/fs.h>
 #include <linux/io.h>
+#include <linux/of.h>
 
 #include "pxa3xx-gcu.h"
 
@@ -703,11 +704,20 @@ static int pxa3xx_gcu_remove(struct platform_device *pdev)
        return 0;
 }
 
+#ifdef CONFIG_OF
+static const struct of_device_id pxa3xx_gcu_of_match[] = {
+       { .compatible = "marvell,pxa300-gcu", },
+       { }
+};
+MODULE_DEVICE_TABLE(of, pxa3xx_gcu_of_match);
+#endif
+
 static struct platform_driver pxa3xx_gcu_driver = {
        .probe    = pxa3xx_gcu_probe,
        .remove  = pxa3xx_gcu_remove,
        .driver  = {
                .name   = DRV_NAME,
+               .of_match_table = of_match_ptr(pxa3xx_gcu_of_match),
        },
 };