omap3: Add a few comments to "#endif"s for readability.

No functional changes, just more comments for readability when a
preprocessor check spans more than a few lines, and for consistency.

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>

arch/arm/cpu/armv7/omap3/board.c

@@ -478,7 +478,7 @@ void omap3_outer_cache_disable(void)
 	 */
 	omap3_update_aux_cr(0, 0x2);
 }
-#endif
+#endif /* !CONFIG_SYS_L2CACHE_OFF */
 
 #ifndef CONFIG_SYS_DCACHE_OFF
 void enable_caches(void)
@@ -486,4 +486,4 @@ void enable_caches(void)
 	/* Enable D-cache. I-cache is already enabled in start.S */
 	dcache_enable();
 }
-#endif
+#endif /* !CONFIG_SYS_DCACHE_OFF */

arch/arm/cpu/armv7/omap3/mem.c

@@ -42,7 +42,7 @@ static const u32 gpmc_m_nand[GPMC_MAX_REG] = {
 	M_NAND_GPMC_CONFIG5,
 	M_NAND_GPMC_CONFIG6, 0
 };
-#endif
+#endif /* CONFIG_CMD_NAND */
 
 #if defined(CONFIG_CMD_ONENAND)
 static const u32 gpmc_onenand[GPMC_MAX_REG] = {
@@ -53,7 +53,7 @@ static const u32 gpmc_onenand[GPMC_MAX_REG] = {
 	ONENAND_GPMC_CONFIG5,
 	ONENAND_GPMC_CONFIG6, 0
 };
-#endif
+#endif /* CONFIG_CMD_ONENAND */
 
 /********************************************************
  *  mem_ok() - test used to see if timings are correct