integratorap: make the compile work again

The integratorap/cp config for u-boot was outdated and would not
even compile, so fix the obvious missing bits for it to start
building. After this "make ap920t_config/make all" starts working
again.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

board/armltd/integrator/lowlevel_init.S

@@ -199,7 +199,7 @@ cm_remap:
 
 	/* Now 0x00000000 is writeable, replace the vectors	*/
 	ldr	r0, =_start	/* r0 <- start of vectors	*/
-	ldr	r2, =_armboot_start	/* r2 <- past vectors	*/
+	ldr	r2, =_TEXT_BASE	/* r2 <- past vectors	*/
 	sub	r1,r1,r1		/* destination 0x00000000	*/
 
 copy_vec:

include/configs/integratorap.h

@@ -120,6 +120,12 @@
 #define CONFIG_NR_DRAM_BANKS	1	/* we have 1 bank of DRAM */
 #define PHYS_SDRAM_1		0x00000000	/* SDRAM Bank #1 */
 #define PHYS_SDRAM_1_SIZE	0x02000000	/* 32 MB */
+#define CONFIG_SYS_SDRAM_BASE	PHYS_SDRAM_1
+#define CONFIG_SYS_INIT_RAM_SIZE PHYS_SDRAM_1_SIZE
+#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_SDRAM_BASE + \
+				    CONFIG_SYS_INIT_RAM_SIZE - \
+				    GENERATED_GBL_DATA_SIZE)
+#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
 
 #define CONFIG_SYS_FLASH_BASE	0x24000000