ARM: OMAP: Fix dmaengine init for multiplatform

Otherwise omap dmaengine will initialized when booted
on other SoCs. Fix this by initializing the platform
device in arch/arm/*omap*/dma.c instead.

Cc: Russell King <linux@arm.linux.org.uk>
Cc: Dan Williams <djbw@fb.com>
Cc: Vinod Koul <vinod.koul@intel.com>
Tested-by: Ezequiel Garcia <ezequiel.garcia@free-electrons.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

1 files changed, 1 insertions, 19 deletions

diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c
index 5a31264f2bd1..c4b4fd2acc42 100644
--- a/drivers/dma/omap-dma.c
+++ b/drivers/dma/omap-dma.c
@@ -661,32 +661,14 @@ bool omap_dma_filter_fn(struct dma_chan *chan, void *param)
 }
 EXPORT_SYMBOL_GPL(omap_dma_filter_fn);
 
-static struct platform_device *pdev;
-
-static const struct platform_device_info omap_dma_dev_info = {
-        .name = "omap-dma-engine",
-        .id = -1,
-        .dma_mask = DMA_BIT_MASK(32),
-};
-
 static int omap_dma_init(void)
 {
-        int rc = platform_driver_register(&omap_dma_driver);
-
-        if (rc == 0) {
-                pdev = platform_device_register_full(&omap_dma_dev_info);
-                if (IS_ERR(pdev)) {
-                        platform_driver_unregister(&omap_dma_driver);
-                        rc = PTR_ERR(pdev);
-                }
-        }
-        return rc;
+        return platform_driver_register(&omap_dma_driver);
 }
 subsys_initcall(omap_dma_init);
 
 static void __exit omap_dma_exit(void)
 {
-        platform_device_unregister(pdev);
         platform_driver_unregister(&omap_dma_driver);
 }
 module_exit(omap_dma_exit);