staging: sm750fb: change definition of CRT_FB_ADDRESS fields

Use stratight-forward definition of CRT_FB_ADDRESS register fields
and use open-coded implementation for register manipulation
Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/sm750fb/ddk750_reg.h

@@ -1367,13 +1367,9 @@
 #define CRT_DISPLAY_CTRL_FORMAT_32                    (0x2 << 0)
 
 #define CRT_FB_ADDRESS                                0x080204
-#define CRT_FB_ADDRESS_STATUS                         31:31
-#define CRT_FB_ADDRESS_STATUS_CURRENT                 0
-#define CRT_FB_ADDRESS_STATUS_PENDING                 1
-#define CRT_FB_ADDRESS_EXT                            27:27
-#define CRT_FB_ADDRESS_EXT_LOCAL                      0
-#define CRT_FB_ADDRESS_EXT_EXTERNAL                   1
-#define CRT_FB_ADDRESS_ADDRESS                        25:0
+#define CRT_FB_ADDRESS_STATUS                         BIT(31)
+#define CRT_FB_ADDRESS_EXT                            BIT(27)
+#define CRT_FB_ADDRESS_ADDRESS_MASK                   0x3ffffff
 
 #define CRT_FB_WIDTH                                  0x080208
 #define CRT_FB_WIDTH_WIDTH_SHIFT                      16

drivers/staging/sm750fb/sm750_hw.c

@@ -548,8 +548,8 @@ int hw_sm750_pan_display(struct lynxfb_crtc *crtc,
 		       (total & PANEL_FB_ADDRESS_ADDRESS_MASK));
 	} else {
 		POKE32(CRT_FB_ADDRESS,
-			FIELD_VALUE(PEEK32(CRT_FB_ADDRESS),
-				CRT_FB_ADDRESS, ADDRESS, total));
+		       PEEK32(CRT_FB_ADDRESS) |
+		       (total & CRT_FB_ADDRESS_ADDRESS_MASK));
 	}
 	return 0;
 }