T104xRDB: Remove non-TARGET_T1042D4RDB variants

At this point only the TARGET_T1042D4RDB variant of this is supported in
tree, so remove the remaining parts of the other platforms.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/board/freescale/t104xrdb/cpld.h b/board/freescale/t104xrdb/cpld.h
index 769883f..0384202 100644
--- a/board/freescale/t104xrdb/cpld.h
+++ b/board/freescale/t104xrdb/cpld.h
@@ -20,7 +20,7 @@
 	u8 int_status;		/* 0x12 - Interrupt status Register */
 	u8 flash_ctl_status;	/* 0x13 - Flash control and status register */
 	u8 fan_ctl_status;	/* 0x14 - Fan control and status register  */
-#if defined(CONFIG_TARGET_T1040D4RDB) || defined(CONFIG_TARGET_T1042D4RDB)
+#if defined(CONFIG_TARGET_T1042D4RDB)
 	u8 int_mask;		/* 0x15 - Interrupt mask Register */
 #else
 	u8 led_ctl_status;	/* 0x15 - LED control and status register */