omap: clean-up dead configs

The following configs are not defined at all.

 - CONFIG_OMAP1510
 - CONFIG_OMAP_1510P1
 - CONFIG_OMAP_SX1
 - CONFIG_OMAP3_DMA
 - CONFIG_OMAP3_ZOOM2
 - CONFIG_OMAP_INNOVATOR

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Tom Rini <trini@ti.com>
diff --git a/include/configs/omap1510.h b/include/configs/omap1510.h
index 41f7973..5482722 100644
--- a/include/configs/omap1510.h
+++ b/include/configs/omap1510.h
@@ -612,22 +612,6 @@
 int cpu_type(void);
 #endif
 
-/*
- * EVM Implementation Specifics.
- *
- * *** NOTE ***
- * Any definitions in these files should be prefixed by an identifier -
- * eg. OMAP1510P1_FLASH0_BASE .
- *
- */
-#ifdef CONFIG_OMAP_INNOVATOR
-#include "innovator.h"
-#endif
-
-#ifdef CONFIG_OMAP_1510P1
-#include "omap1510p1.h"
-#endif
-
 /*****************************************************************************/
 
 #define CLKGEN_RESET_BASE (0xfffece00)
diff --git a/include/ns16550.h b/include/ns16550.h
index 17f829f..d1f3a90 100644
--- a/include/ns16550.h
+++ b/include/ns16550.h
@@ -64,8 +64,6 @@
 	UART_REG(uasr);		/* F */
 	UART_REG(scr);		/* 10*/
 	UART_REG(ssr);		/* 11*/
-	UART_REG(reg12);	/* 12*/
-	UART_REG(osc_12m_sel);	/* 13*/
 #endif
 };
 
@@ -164,11 +162,6 @@
 #define UART_IER_THRI	0x02	/* Enable Transmitter holding register int. */
 #define UART_IER_RDI	0x01	/* Enable receiver data interrupt */
 
-
-#ifdef CONFIG_OMAP1510
-#define OSC_12M_SEL	0x01	/* selects 6.5 * current clk div */
-#endif
-
 /* useful defaults for LCR */
 #define UART_LCR_8N1	0x03
 
diff --git a/include/usb/udc.h b/include/usb/udc.h
index 1f545ec..b2e0c6b 100644
--- a/include/usb/udc.h
+++ b/include/usb/udc.h
@@ -12,8 +12,8 @@
 #define EP_MAX_PACKET_SIZE	64
 #endif
 
-#if !defined(CONFIG_PPC) && !defined(CONFIG_OMAP1510)
-/* omap1510_udc.h and mpc8xx_udc.h will set these values */
+#if !defined(CONFIG_PPC)
+/* mpc8xx_udc.h will set these values */
 #define UDC_OUT_PACKET_SIZE     EP_MAX_PACKET_SIZE
 #define UDC_IN_PACKET_SIZE      EP_MAX_PACKET_SIZE
 #define UDC_INT_PACKET_SIZE     EP_MAX_PACKET_SIZE