mpc85xx: Add eLBC NAND support for MPC8569E-MDS boards

Simply add some defines, and adjust TLBe setup to include some
space for eLBC NAND.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

board/freescale/mpc8569mds/tlb.c

@@ -46,22 +46,24 @@ struct fsl_e_tlb_entry tlb_table[] = {
 
 	/* TLB 1 Initializations */
 	/*
-	 * TLBe 0:	16M	Non-cacheable, guarded
-	 * 0xff000000	16M	FLASH (upper half)
+	 * TLBe 0:	64M	Non-cacheable, guarded
 	 * Out of reset this entry is only 4K.
+	 * 0xfc000000	256K	NAND FLASH (CS3)
+	 * 0xfe000000	32M	NOR FLASH (CS0)
 	 */
-	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE + 0x1000000,
-		      CONFIG_SYS_FLASH_BASE_PHYS + 0x1000000,
+	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
-		      0, 0, BOOKE_PAGESZ_16M, 1),
+		      0, 0, BOOKE_PAGESZ_64M, 1),
 
 	/*
-	 * TLBe 1:	16M	Non-cacheable, guarded
-	 * 0xfe000000	16M	FLASH (lower half)
+	 * TLBe 1:	256KB	Non-cacheable, guarded
+	 * 0xf8000000	32K	BCSR
+	 * 0xf8008000	32K	PIB (CS4)
+	 * 0xf8010000	32K	PIB (CS5)
 	 */
-	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
+	SET_TLB_ENTRY(1, CONFIG_SYS_BCSR_BASE, CONFIG_SYS_BCSR_BASE_PHYS,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
-		      0, 1, BOOKE_PAGESZ_16M, 1),
+		      0, 1, BOOKE_PAGESZ_256K, 1),
 
 	/*
 	 * TLBe 2:	256M	Non-cacheable, guarded
@@ -88,16 +90,6 @@ struct fsl_e_tlb_entry tlb_table[] = {
 	SET_TLB_ENTRY(1, CONFIG_SYS_CCSRBAR, CONFIG_SYS_CCSRBAR_PHYS,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 		      0, 4, BOOKE_PAGESZ_64M, 1),
-
-	/*
-	 * TLBe 5:	256K	Non-cacheable, guarded
-	 * 0xf8000000	32K BCSR
-	 * 0xf8008000	32K PIB (CS4)
-	 * 0xf8010000	32K PIB (CS5)
-	 */
-	SET_TLB_ENTRY(1, CONFIG_SYS_BCSR_BASE, CONFIG_SYS_BCSR_BASE_PHYS,
-		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
-		      0, 5, BOOKE_PAGESZ_256K, 1),
 };
 
 int num_tlb_entries = ARRAY_SIZE(tlb_table);

include/configs/MPC8569MDS.h

@@ -181,6 +181,29 @@ extern unsigned long get_clock_freq(void);
 #define CONFIG_SYS_FLASH_CFI
 #define CONFIG_SYS_FLASH_EMPTY_INFO
 
+/* Chip select 3 - NAND */
+#define CONFIG_SYS_NAND_BASE		0xFC000000
+#define CONFIG_SYS_NAND_BASE_PHYS	CONFIG_SYS_NAND_BASE
+#define CONFIG_SYS_NAND_BASE_LIST	{ CONFIG_SYS_NAND_BASE, }
+#define CONFIG_SYS_MAX_NAND_DEVICE	1
+#define CONFIG_MTD_NAND_VERIFY_WRITE	1
+#define CONFIG_CMD_NAND			1
+#define CONFIG_NAND_FSL_ELBC		1
+#define CONFIG_SYS_NAND_BLOCK_SIZE	(128 * 1024)
+#define CONFIG_NAND_BR_PRELIM	(CONFIG_SYS_NAND_BASE_PHYS \
+				| (2<<BR_DECC_SHIFT) /* Use HW ECC */ \
+				| BR_PS_8	     /* Port Size = 8 bit */ \
+				| BR_MS_FCM	     /* MSEL = FCM */ \
+				| BR_V)		     /* valid */
+#define CONFIG_NAND_OR_PRELIM	(0xFFFC0000	     /* length 256K */ \
+				| OR_FCM_CSCT \
+				| OR_FCM_CST \
+				| OR_FCM_CHT \
+				| OR_FCM_SCY_1 \
+				| OR_FCM_TRLX \
+				| OR_FCM_EHTR)
+#define CONFIG_SYS_BR3_PRELIM	CONFIG_NAND_BR_PRELIM /* NAND Base Address */
+#define CONFIG_SYS_OR3_PRELIM	CONFIG_NAND_OR_PRELIM /* NAND Options */
 
 /*
  * SDRAM on the LocalBus