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Alexei Babich <a.babich@rez.ru> imx31 nand flash controller support

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git-svn-id: svn://svn.berlios.de/openocd/trunk@2685 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe
2009-09-10 13:17:25 +00:00
parent 3bade442b1
commit 9262e0dbdf
4 changed files with 1004 additions and 2 deletions
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6
src/flash/Makefile.am
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@@ -36,7 +36,8 @@ libflash_la_SOURCES = \
ocl.c \
mflash.c \
pic32mx.c \
avrf.c
avrf.c \
mx3_nand.c
noinst_HEADERS = \
arm_nandio.h \
@@ -60,6 +61,7 @@ noinst_HEADERS = \
mflash.h \
ocl.h \
pic32mx.h \
avrf.h
avrf.h \
mx3_nand.h
MAINTAINERCLEANFILES = $(srcdir)/Makefile.in

908
src/flash/mx3_nand.c Normal file
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File diff suppressed because it is too large Load Diff

90
src/flash/mx3_nand.h Normal file
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@@ -0,0 +1,90 @@
#include <nand.h>
#define MX3_NF_BASE_ADDR 0xb8000000
#define MX3_NF_BUFSIZ (MX3_NF_BASE_ADDR + 0xe00)
#define MX3_NF_BUFADDR (MX3_NF_BASE_ADDR + 0xe04)
#define MX3_NF_FADDR (MX3_NF_BASE_ADDR + 0xe06)
#define MX3_NF_FCMD (MX3_NF_BASE_ADDR + 0xe08)
#define MX3_NF_BUFCFG (MX3_NF_BASE_ADDR + 0xe0a)
#define MX3_NF_ECCSTATUS (MX3_NF_BASE_ADDR + 0xe0c)
#define MX3_NF_ECCMAINPOS (MX3_NF_BASE_ADDR + 0xe0e)
#define MX3_NF_ECCSPAREPOS (MX3_NF_BASE_ADDR + 0xe10)
#define MX3_NF_FWP (MX3_NF_BASE_ADDR + 0xe12)
#define MX3_NF_LOCKSTART (MX3_NF_BASE_ADDR + 0xe14)
#define MX3_NF_LOCKEND (MX3_NF_BASE_ADDR + 0xe16)
#define MX3_NF_FWPSTATUS (MX3_NF_BASE_ADDR + 0xe18)
/*
* all bits not marked as self-clearing bit
*/
#define MX3_NF_CFG1 (MX3_NF_BASE_ADDR + 0xe1a)
#define MX3_NF_CFG2 (MX3_NF_BASE_ADDR + 0xe1c)
#define MX3_NF_MAIN_BUFFER0 (MX3_NF_BASE_ADDR + 0x0000)
#define MX3_NF_MAIN_BUFFER1 (MX3_NF_BASE_ADDR + 0x0200)
#define MX3_NF_MAIN_BUFFER2 (MX3_NF_BASE_ADDR + 0x0400)
#define MX3_NF_MAIN_BUFFER3 (MX3_NF_BASE_ADDR + 0x0600)
#define MX3_NF_SPARE_BUFFER0 (MX3_NF_BASE_ADDR + 0x0800)
#define MX3_NF_SPARE_BUFFER1 (MX3_NF_BASE_ADDR + 0x0810)
#define MX3_NF_SPARE_BUFFER2 (MX3_NF_BASE_ADDR + 0x0820)
#define MX3_NF_SPARE_BUFFER3 (MX3_NF_BASE_ADDR + 0x0830)
#define MX3_NF_MAIN_BUFFER_LEN 512
#define MX3_NF_SPARE_BUFFER_LEN 16
#define MX3_NF_LAST_BUFFER_ADDR ((MX3_NF_SPARE_BUFFER3) + MX3_NF_SPARE_BUFFER_LEN - 2)
/* bits in MX3_NF_CFG1 register */
#define MX3_NF_BIT_SPARE_ONLY_EN (1<<2)
#define MX3_NF_BIT_ECC_EN (1<<3)
#define MX3_NF_BIT_INT_DIS (1<<4)
#define MX3_NF_BIT_BE_EN (1<<5)
#define MX3_NF_BIT_RESET_EN (1<<6)
#define MX3_NF_BIT_FORCE_CE (1<<7)
/* bits in MX3_NF_CFG2 register */
/*Flash Command Input*/
#define MX3_NF_BIT_OP_FCI (1<<0)
/*
* Flash Address Input
*/
#define MX3_NF_BIT_OP_FAI (1<<1)
/*
* Flash Data Input
*/
#define MX3_NF_BIT_OP_FDI (1<<2)
/* see "enum mx_dataout_type" below */
#define MX3_NF_BIT_DATAOUT_TYPE(x) ((x)<<3)
#define MX3_NF_BIT_OP_DONE (1<<15)
#define MX3_CCM_CGR2 0x53f80028
#define MX3_GPR 0x43fac008
#define MX3_PCSR 0x53f8000c
enum mx_dataout_type
{
MX3_NF_DATAOUT_PAGE = 1,
MX3_NF_DATAOUT_NANDID = 2,
MX3_NF_DATAOUT_NANDSTATUS = 4,
};
enum mx_nf_finalize_action
{
MX3_NF_FIN_NONE,
MX3_NF_FIN_DATAOUT,
};
struct mx3_nf_flags
{
unsigned host_little_endian:1;
unsigned target_little_endian:1;
unsigned nand_readonly:1;
unsigned one_kb_sram:1;
unsigned hw_ecc_enabled:1;
};
typedef struct mx3_nf_controller_s
{
struct target_s *target;
enum mx_dataout_type optype;
enum mx_nf_finalize_action fin;
struct mx3_nf_flags flags;
} mx3_nf_controller_t;

2
src/flash/nand.c
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@@ -52,6 +52,7 @@ extern nand_flash_controller_t s3c2410_nand_controller;
extern nand_flash_controller_t s3c2412_nand_controller;
extern nand_flash_controller_t s3c2440_nand_controller;
extern nand_flash_controller_t s3c2443_nand_controller;
extern nand_flash_controller_t imx31_nand_flash_controller;
/* extern nand_flash_controller_t boundary_scan_nand_controller; */
@@ -64,6 +65,7 @@ static nand_flash_controller_t *nand_flash_controllers[] =
&s3c2412_nand_controller,
&s3c2440_nand_controller,
&s3c2443_nand_controller,
&imx31_nand_flash_controller,
/* &boundary_scan_nand_controller, */
NULL
};