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authorAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-09-30 23:49:17 +0200
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2012-09-30 23:49:17 +0200
commit1c27059a2f7158a9c9a8778535b030935d75179d (patch)
treebf577d5c9f0da21c5d57feed1091214e54c39dec /include/fsl_nfc.h
parent8f0732ac3dc3bdbbcada313dc4b4b38d5d2c376a (diff)
parent4668a086bb0a769b741e3a4ffab85f1c41c7cdb8 (diff)
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Merge remote-tracking branch 'u-boot/master'
Diffstat (limited to 'include/fsl_nfc.h')
-rw-r--r--include/fsl_nfc.h113
1 files changed, 56 insertions, 57 deletions
diff --git a/include/fsl_nfc.h b/include/fsl_nfc.h
index 279aaa5..ff537b4 100644
--- a/include/fsl_nfc.h
+++ b/include/fsl_nfc.h
@@ -24,49 +24,48 @@
#define __FSL_NFC_H
/*
- * TODO: Use same register defs for nand_spl mxc nand driver
- * and mtd mxc nand driver.
+ * Register map and bit definitions for the Freescale NAND Flash Controller
+ * present in various i.MX devices.
*
- * Register map and bit definitions for the Freescale NAND Flash
- * Controller present in various i.MX devices.
+ * MX31 and MX27 have version 1, which has:
+ * 4 512-byte main buffers and
+ * 4 16-byte spare buffers
+ * to support up to 2K byte pagesize nand.
+ * Reading or writing a 2K page requires 4 FDI/FDO cycles.
*
- * MX31 and MX27 have version 1 which has
- * 4 512 byte main buffers and
- * 4 16 byte spare buffers
- * to support up to 2K byte pagesize nand.
- * Reading or writing a 2K page requires 4 FDI/FDO cycles.
- *
- * MX25 has version 1.1 which has
- * 8 512 byte main buffers and
- * 8 64 byte spare buffers
- * to support up to 4K byte pagesize nand.
- * Reading or writing a 2K or 4K page requires only 1 FDI/FDO cycle.
- * Also some of registers are moved and/or changed meaning as seen below.
+ * MX25 and MX35 have version 2.1, which has:
+ * 8 512-byte main buffers and
+ * 8 64-byte spare buffers
+ * to support up to 4K byte pagesize nand.
+ * Reading or writing a 2K or 4K page requires only 1 FDI/FDO cycle.
+ * Also some of registers are moved and/or changed meaning as seen below.
*/
-#if defined(CONFIG_MX31) || defined(CONFIG_MX27)
+#if defined(CONFIG_MX27) || defined(CONFIG_MX31)
#define MXC_NFC_V1
-#elif defined(CONFIG_MX25)
-#define MXC_NFC_V1_1
+#define is_mxc_nfc_1() 1
+#define is_mxc_nfc_21() 0
+#elif defined(CONFIG_MX25) || defined(CONFIG_MX35)
+#define MXC_NFC_V2_1
+#define is_mxc_nfc_1() 0
+#define is_mxc_nfc_21() 1
#else
-#warning "MXC NFC version not defined"
+#error "MXC NFC implementation not supported"
#endif
#if defined(MXC_NFC_V1)
#define NAND_MXC_NR_BUFS 4
#define NAND_MXC_SPARE_BUF_SIZE 16
#define NAND_MXC_REG_OFFSET 0xe00
-#define NAND_MXC_2K_MULTI_CYCLE 1
-#elif defined(MXC_NFC_V1_1)
+#define NAND_MXC_2K_MULTI_CYCLE
+#elif defined(MXC_NFC_V2_1)
#define NAND_MXC_NR_BUFS 8
#define NAND_MXC_SPARE_BUF_SIZE 64
#define NAND_MXC_REG_OFFSET 0x1e00
-#else
-#error "define CONFIG_NAND_MXC_VXXX to use the mxc spl_nand driver"
#endif
struct fsl_nfc_regs {
- u32 main_area[NAND_MXC_NR_BUFS][512/4];
- u32 spare_area[NAND_MXC_NR_BUFS][NAND_MXC_SPARE_BUF_SIZE/4];
+ u8 main_area[NAND_MXC_NR_BUFS][0x200];
+ u8 spare_area[NAND_MXC_NR_BUFS][NAND_MXC_SPARE_BUF_SIZE];
/*
* reserved size is offset of nfc registers
* minus total main and spare sizes
@@ -74,44 +73,43 @@ struct fsl_nfc_regs {
u8 reserved1[NAND_MXC_REG_OFFSET
- NAND_MXC_NR_BUFS * (512 + NAND_MXC_SPARE_BUF_SIZE)];
#if defined(MXC_NFC_V1)
- u16 bufsiz;
+ u16 buf_size;
u16 reserved2;
- u16 buffer_address;
- u16 flash_add;
+ u16 buf_addr;
+ u16 flash_addr;
u16 flash_cmd;
- u16 configuration;
+ u16 config;
u16 ecc_status_result;
- u16 ecc_rslt_main_area;
- u16 ecc_rslt_spare_area;
- u16 nf_wr_prot;
- u16 unlock_start_blk_add;
- u16 unlock_end_blk_add;
- u16 nand_flash_wr_pr_st;
- u16 nand_flash_config1;
- u16 nand_flash_config2;
-#elif defined(MXC_NFC_V1_1)
+ u16 rsltmain_area;
+ u16 rsltspare_area;
+ u16 wrprot;
+ u16 unlockstart_blkaddr;
+ u16 unlockend_blkaddr;
+ u16 nf_wrprst;
+ u16 config1;
+ u16 config2;
+#elif defined(MXC_NFC_V2_1)
u16 reserved2[2];
- u16 buffer_address;
- u16 flash_add;
+ u16 buf_addr;
+ u16 flash_addr;
u16 flash_cmd;
- u16 configuration;
- u16 ecc_status_result;
- u16 ecc_status_result2;
+ u16 config;
+ u32 ecc_status_result;
u16 spare_area_size;
- u16 nf_wr_prot;
+ u16 wrprot;
u16 reserved3[2];
- u16 nand_flash_wr_pr_st;
- u16 nand_flash_config1;
- u16 nand_flash_config2;
+ u16 nf_wrprst;
+ u16 config1;
+ u16 config2;
u16 reserved4;
- u16 unlock_start_blk_add0;
- u16 unlock_end_blk_add0;
- u16 unlock_start_blk_add1;
- u16 unlock_end_blk_add1;
- u16 unlock_start_blk_add2;
- u16 unlock_end_blk_add2;
- u16 unlock_start_blk_add3;
- u16 unlock_end_blk_add3;
+ u16 unlockstart_blkaddr;
+ u16 unlockend_blkaddr;
+ u16 unlockstart_blkaddr1;
+ u16 unlockend_blkaddr1;
+ u16 unlockstart_blkaddr2;
+ u16 unlockend_blkaddr2;
+ u16 unlockstart_blkaddr3;
+ u16 unlockend_blkaddr3;
#endif
};
@@ -157,7 +155,7 @@ struct fsl_nfc_regs {
*/
#define NFC_INT 0x8000
-#ifdef MXC_NFC_V1_1
+#ifdef MXC_NFC_V2_1
#define NFC_4_8N_ECC (1 << 0)
#endif
#define NFC_SP_EN (1 << 2)
@@ -167,5 +165,6 @@ struct fsl_nfc_regs {
#define NFC_RST (1 << 6)
#define NFC_CE (1 << 7)
#define NFC_ONE_CYCLE (1 << 8)
+#define NFC_FP_INT (1 << 11)
#endif /* __FSL_NFC_H */