diff options
Diffstat (limited to 'drivers/mtd/nand/atmel_nand_nfc.h')
| -rw-r--r-- | drivers/mtd/nand/atmel_nand_nfc.h | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/drivers/mtd/nand/atmel_nand_nfc.h b/drivers/mtd/nand/atmel_nand_nfc.h deleted file mode 100644 index 4d5d26221a7e..000000000000 --- a/drivers/mtd/nand/atmel_nand_nfc.h +++ /dev/null @@ -1,103 +0,0 @@ -/* - * Atmel Nand Flash Controller (NFC) - System peripherals regsters. - * Based on SAMA5D3 datasheet. - * - * © Copyright 2013 Atmel Corporation. - * - * 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. - */ - -#ifndef ATMEL_NAND_NFC_H -#define ATMEL_NAND_NFC_H - -/* - * HSMC NFC registers - */ -#define ATMEL_HSMC_NFC_CFG 0x00 /* NFC Configuration Register */ -#define NFC_CFG_PAGESIZE (7 << 0) -#define NFC_CFG_PAGESIZE_512 (0 << 0) -#define NFC_CFG_PAGESIZE_1024 (1 << 0) -#define NFC_CFG_PAGESIZE_2048 (2 << 0) -#define NFC_CFG_PAGESIZE_4096 (3 << 0) -#define NFC_CFG_PAGESIZE_8192 (4 << 0) -#define NFC_CFG_WSPARE (1 << 8) -#define NFC_CFG_RSPARE (1 << 9) -#define NFC_CFG_NFC_DTOCYC (0xf << 16) -#define NFC_CFG_NFC_DTOMUL (0x7 << 20) -#define NFC_CFG_NFC_SPARESIZE (0x7f << 24) -#define NFC_CFG_NFC_SPARESIZE_BIT_POS 24 - -#define ATMEL_HSMC_NFC_CTRL 0x04 /* NFC Control Register */ -#define NFC_CTRL_ENABLE (1 << 0) -#define NFC_CTRL_DISABLE (1 << 1) - -#define ATMEL_HSMC_NFC_SR 0x08 /* NFC Status Register */ -#define NFC_SR_BUSY (1 << 8) -#define NFC_SR_XFR_DONE (1 << 16) -#define NFC_SR_CMD_DONE (1 << 17) -#define NFC_SR_DTOE (1 << 20) -#define NFC_SR_UNDEF (1 << 21) -#define NFC_SR_AWB (1 << 22) -#define NFC_SR_ASE (1 << 23) -#define NFC_SR_RB_EDGE (1 << 24) - -#define ATMEL_HSMC_NFC_IER 0x0c -#define ATMEL_HSMC_NFC_IDR 0x10 -#define ATMEL_HSMC_NFC_IMR 0x14 -#define ATMEL_HSMC_NFC_CYCLE0 0x18 /* NFC Address Cycle Zero */ -#define ATMEL_HSMC_NFC_ADDR_CYCLE0 (0xff) - -#define ATMEL_HSMC_NFC_BANK 0x1c /* NFC Bank Register */ -#define ATMEL_HSMC_NFC_BANK0 (0 << 0) -#define ATMEL_HSMC_NFC_BANK1 (1 << 0) - -#define nfc_writel(addr, reg, value) \ - writel((value), (addr) + ATMEL_HSMC_NFC_##reg) - -#define nfc_readl(addr, reg) \ - readl_relaxed((addr) + ATMEL_HSMC_NFC_##reg) - -/* - * NFC Address Command definitions - */ -#define NFCADDR_CMD_CMD1 (0xff << 2) /* Command for Cycle 1 */ -#define NFCADDR_CMD_CMD1_BIT_POS 2 -#define NFCADDR_CMD_CMD2 (0xff << 10) /* Command for Cycle 2 */ -#define NFCADDR_CMD_CMD2_BIT_POS 10 -#define NFCADDR_CMD_VCMD2 (0x1 << 18) /* Valid Cycle 2 Command */ -#define NFCADDR_CMD_ACYCLE (0x7 << 19) /* Number of Address required */ -#define NFCADDR_CMD_ACYCLE_NONE (0x0 << 19) -#define NFCADDR_CMD_ACYCLE_1 (0x1 << 19) -#define NFCADDR_CMD_ACYCLE_2 (0x2 << 19) -#define NFCADDR_CMD_ACYCLE_3 (0x3 << 19) -#define NFCADDR_CMD_ACYCLE_4 (0x4 << 19) -#define NFCADDR_CMD_ACYCLE_5 (0x5 << 19) -#define NFCADDR_CMD_ACYCLE_BIT_POS 19 -#define NFCADDR_CMD_CSID (0x7 << 22) /* Chip Select Identifier */ -#define NFCADDR_CMD_CSID_0 (0x0 << 22) -#define NFCADDR_CMD_CSID_1 (0x1 << 22) -#define NFCADDR_CMD_CSID_2 (0x2 << 22) -#define NFCADDR_CMD_CSID_3 (0x3 << 22) -#define NFCADDR_CMD_CSID_4 (0x4 << 22) -#define NFCADDR_CMD_CSID_5 (0x5 << 22) -#define NFCADDR_CMD_CSID_6 (0x6 << 22) -#define NFCADDR_CMD_CSID_7 (0x7 << 22) -#define NFCADDR_CMD_DATAEN (0x1 << 25) /* Data Transfer Enable */ -#define NFCADDR_CMD_DATADIS (0x0 << 25) /* Data Transfer Disable */ -#define NFCADDR_CMD_NFCRD (0x0 << 26) /* NFC Read Enable */ -#define NFCADDR_CMD_NFCWR (0x1 << 26) /* NFC Write Enable */ -#define NFCADDR_CMD_NFCBUSY (0x1 << 27) /* NFC Busy */ - -#define nfc_cmd_addr1234_writel(cmd, addr1234, nfc_base) \ - writel((addr1234), (cmd) + nfc_base) - -#define nfc_cmd_readl(bitstatus, nfc_base) \ - readl_relaxed((bitstatus) + nfc_base) - -#define NFC_TIME_OUT_MS 100 -#define NFC_SRAM_BANK1_OFFSET 0x1200 - -#endif |