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Diffstat (limited to 'include/fsl_nfc.h')
| -rw-r--r-- | include/fsl_nfc.h | 170 |
1 files changed, 0 insertions, 170 deletions
diff --git a/include/fsl_nfc.h b/include/fsl_nfc.h deleted file mode 100644 index ff537b49a9..0000000000 --- a/include/fsl_nfc.h +++ /dev/null @@ -1,170 +0,0 @@ -/* - * (c) 2009 Magnus Lilja <lilja.magnus@gmail.com> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#ifndef __FSL_NFC_H -#define __FSL_NFC_H - -/* - * 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. - * - * 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_MX27) || defined(CONFIG_MX31) -#define MXC_NFC_V1 -#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 -#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 -#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 -#endif - -struct fsl_nfc_regs { - 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 - */ - u8 reserved1[NAND_MXC_REG_OFFSET - - NAND_MXC_NR_BUFS * (512 + NAND_MXC_SPARE_BUF_SIZE)]; -#if defined(MXC_NFC_V1) - u16 buf_size; - u16 reserved2; - u16 buf_addr; - u16 flash_addr; - u16 flash_cmd; - u16 config; - u16 ecc_status_result; - 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 buf_addr; - u16 flash_addr; - u16 flash_cmd; - u16 config; - u32 ecc_status_result; - u16 spare_area_size; - u16 wrprot; - u16 reserved3[2]; - u16 nf_wrprst; - u16 config1; - u16 config2; - u16 reserved4; - 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 -}; - -/* - * Set INT to 0, FCMD to 1, rest to 0 in NFC_CONFIG2 Register for Command - * operation - */ -#define NFC_CMD 0x1 - -/* - * Set INT to 0, FADD to 1, rest to 0 in NFC_CONFIG2 Register for Address - * operation - */ -#define NFC_ADDR 0x2 - -/* - * Set INT to 0, FDI to 1, rest to 0 in NFC_CONFIG2 Register for Input - * operation - */ -#define NFC_INPUT 0x4 - -/* - * Set INT to 0, FDO to 001, rest to 0 in NFC_CONFIG2 Register for Data - * Output operation - */ -#define NFC_OUTPUT 0x8 - -/* - * Set INT to 0, FD0 to 010, rest to 0 in NFC_CONFIG2 Register for Read ID - * operation - */ -#define NFC_ID 0x10 - -/* - * Set INT to 0, FDO to 100, rest to 0 in NFC_CONFIG2 Register for Read - * Status operation - */ -#define NFC_STATUS 0x20 - -/* - * Set INT to 1, rest to 0 in NFC_CONFIG2 Register for Read Status - * operation - */ -#define NFC_INT 0x8000 - -#ifdef MXC_NFC_V2_1 -#define NFC_4_8N_ECC (1 << 0) -#endif -#define NFC_SP_EN (1 << 2) -#define NFC_ECC_EN (1 << 3) -#define NFC_INT_MSK (1 << 4) -#define NFC_BIG (1 << 5) -#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 */ |