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NAND: Add NAND support for MPC8536DS board

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This patch defines 1M TLB&LAW size for NAND on MPC8536DS, assigns 0xffa00000
for CONFIG_SYS_NAND_BASE and adds other NAND supports in config file.
It also moves environment(CONFIG_ENV_ADDR) outside of u-boot image.

Singed-off-by: Jason Jin <Jason.Jin@freescale.com>
Signed-off-by: Haiying Wang <Haiying.Wang@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Jason Jin 2008-10-31 05:07:04 -05:00 committed by Scott Wood
parent 6fc110bd8a
commit c57fc28947
3 changed files with 60 additions and 2 deletions
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1
board/freescale/mpc8536ds/law.c
View file

@ -38,6 +38,7 @@ struct law_entry law_table[] = {
SET_LAW(CONFIG_SYS_PCIE3_MEM_PHYS, LAWAR_SIZE_512M, LAW_TRGT_IF_PCIE_3),
SET_LAW(CONFIG_SYS_PCIE3_IO_PHYS, LAW_SIZE_64K, LAW_TRGT_IF_PCIE_3),
SET_LAW(PIXIS_BASE, LAW_SIZE_4K, LAW_TRGT_IF_LBC),
SET_LAW(CONFIG_SYS_NAND_BASE_PHYS, LAW_SIZE_1M, LAW_TRGT_IF_LBC),
};
int num_law_entries = ARRAY_SIZE(law_table);

5
board/freescale/mpc8536ds/tlb.c
View file

@ -66,6 +66,11 @@ struct fsl_e_tlb_entry tlb_table[] = {
SET_TLB_ENTRY(1, CONFIG_SYS_PCI1_IO_PHYS, CONFIG_SYS_PCI1_IO_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 3, BOOKE_PAGESZ_256K, 1),
/* *I*G - NAND */
SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
0, 4, BOOKE_PAGESZ_1M, 1),
};
int num_tlb_entries = ARRAY_SIZE(tlb_table);

56
include/configs/MPC8536DS.h
View file

@ -155,8 +155,9 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
* 0xXXXX_XXXX 0xXXXX_XXXX SRAM YZ M Cacheable
*
* Localbus non-cacheable
* 0xe000_0000 0xe80f_ffff Promjet/free 128M non-cacheable
* 0xe000_0000 0xe7ff_ffff Promjet/free 128M non-cacheable
* 0xe800_0000 0xefff_ffff FLASH 128M non-cacheable
* 0xffa0_0000 0xffaf_ffff NAND 1M non-cacheable
* 0xffdf_0000 0xffdf_7fff PIXIS 32K non-cacheable TLB0
* 0xffd0_0000 0xffd0_3fff L1 for stack 16K Cacheable TLB0
* 0xffe0_0000 0xffef_ffff CCSR 1M non-cacheable
@ -243,6 +244,57 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
#define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */
#define CONFIG_SYS_MALLOC_LEN (1024 * 1024) /* Reserved for malloc */
#define CONFIG_SYS_NAND_BASE 0xffa00000
#define CONFIG_SYS_NAND_BASE_PHYS CONFIG_SYS_NAND_BASE
#define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE,\
CONFIG_SYS_NAND_BASE + 0x40000, \
CONFIG_SYS_NAND_BASE + 0x80000, \
CONFIG_SYS_NAND_BASE + 0xC0000}
#define CONFIG_SYS_MAX_NAND_DEVICE 4
#define NAND_MAX_CHIPS 1
#define CONFIG_MTD_NAND_VERIFY_WRITE
#define CONFIG_CMD_NAND 1
#define CONFIG_NAND_FSL_ELBC 1
#define CONFIG_SYS_NAND_BLOCK_SIZE (128 * 1024)
/* NAND flash config */
#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_PGS /* Large Page*/ \
| OR_FCM_CSCT \
| OR_FCM_CST \
| OR_FCM_CHT \
| OR_FCM_SCY_1 \
| OR_FCM_TRLX \
| OR_FCM_EHTR)
#define CONFIG_SYS_BR2_PRELIM CONFIG_NAND_BR_PRELIM /* NAND Base Address */
#define CONFIG_SYS_OR2_PRELIM CONFIG_NAND_OR_PRELIM /* NAND Options */
#define CONFIG_SYS_BR4_PRELIM ((CONFIG_SYS_NAND_BASE_PHYS + 0x40000)\
| (2<<BR_DECC_SHIFT) /* Use HW ECC */ \
| BR_PS_8 /* Port Size = 8 bit */ \
| BR_MS_FCM /* MSEL = FCM */ \
| BR_V) /* valid */
#define CONFIG_SYS_OR4_PRELIM CONFIG_NAND_OR_PRELIM /* NAND Options */
#define CONFIG_SYS_BR5_PRELIM ((CONFIG_SYS_NAND_BASE_PHYS + 0x80000)\
| (2<<BR_DECC_SHIFT) /* Use HW ECC */ \
| BR_PS_8 /* Port Size = 8 bit */ \
| BR_MS_FCM /* MSEL = FCM */ \
| BR_V) /* valid */
#define CONFIG_SYS_OR5_PRELIM CONFIG_NAND_OR_PRELIM /* NAND Options */
#define CONFIG_SYS_BR6_PRELIM ((CONFIG_SYS_NAND_BASE_PHYS + 0xC0000)\
| (2<<BR_DECC_SHIFT) /* Use HW ECC */ \
| BR_PS_8 /* Port Size = 8 bit */ \
| BR_MS_FCM /* MSEL = FCM */ \
| BR_V) /* valid */
#define CONFIG_SYS_OR6_PRELIM CONFIG_NAND_OR_PRELIM /* NAND Options */
/* Serial Port - controlled on board with jumper J8
* open - index 2
* shorted - index 1
@ -440,7 +492,7 @@ extern unsigned long get_board_ddr_clk(unsigned long dummy);
#if CONFIG_SYS_MONITOR_BASE > 0xfff80000
#define CONFIG_ENV_ADDR 0xfff80000
#else
#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x60000)
#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SECT_SIZE)
#endif
#define CONFIG_ENV_SIZE 0x2000
#define CONFIG_ENV_SECT_SIZE 0x20000 /* 128K (one sector) */