microblaze: Use generic device.h

pdev_archdata dma_mask is completely unused.
Use generic device.h
Signed-off-by: Michal Simek <michal.simek@xilinx.com>

arch/microblaze/include/asm/Kbuild

@@ -2,6 +2,7 @@
 generic-y += barrier.h
 generic-y += clkdev.h
 generic-y += cputime.h
+generic-y += device.h
 generic-y += exec.h
 generic-y += hash.h
 generic-y += mcs_spinlock.h

arch/microblaze/include/asm/device.h

-/*
- * Arch specific extensions to struct device
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License v2. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-
-#ifndef _ASM_MICROBLAZE_DEVICE_H
-#define _ASM_MICROBLAZE_DEVICE_H
-
-struct device_node;
-
-struct dev_archdata {
-};
-
-struct pdev_archdata {
-	u64 dma_mask;
-};
-
-#endif /* _ASM_MICROBLAZE_DEVICE_H */
-
-

drivers/of/platform.c

@@ -174,9 +174,6 @@ struct platform_device *of_device_alloc(struct device_node *np,
 	}
 
 	dev->dev.of_node = of_node_get(np);
-#if defined(CONFIG_MICROBLAZE)
-	dev->dev.dma_mask = &dev->archdata.dma_mask;
-#endif
 	dev->dev.parent = parent;
 
 	if (bus_id)