diff options
Diffstat (limited to 'arch/arm/include/asm/arch-sunxi/nand.h')
-rw-r--r-- | arch/arm/include/asm/arch-sunxi/nand.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-sunxi/nand.h b/arch/arm/include/asm/arch-sunxi/nand.h new file mode 100644 index 0000000000..22844d84b8 --- /dev/null +++ b/arch/arm/include/asm/arch-sunxi/nand.h @@ -0,0 +1,67 @@ +/* + * (C) Copyright 2015 Roy Spliet <rspliet@ultimaker.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SUNXI_NAND_H +#define _SUNXI_NAND_H + +#include <linux/types.h> + +struct sunxi_nand +{ + u32 ctl; /* 0x000 Configure and control */ + u32 st; /* 0x004 Status information */ + u32 intr; /* 0x008 Interrupt control */ + u32 timing_ctl; /* 0x00C Timing control */ + u32 timing_cfg; /* 0x010 Timing configure */ + u32 addr_low; /* 0x014 Low word address */ + u32 addr_high; /* 0x018 High word address */ + u32 block_num; /* 0x01C Data block number */ + u32 data_cnt; /* 0x020 Data counter for transfer */ + u32 cmd; /* 0x024 NDFC commands */ + u32 rcmd_set; /* 0x028 Read command set for vendor NAND mem */ + u32 wcmd_set; /* 0x02C Write command set */ + u32 io_data; /* 0x030 IO data */ + u32 ecc_ctl; /* 0x034 ECC configure and control */ + u32 ecc_st; /* 0x038 ECC status and operation info */ + u32 efr; /* 0x03C Enhanced feature */ + u32 err_cnt0; /* 0x040 Corrected error bit counter 0 */ + u32 err_cnt1; /* 0x044 Corrected error bit counter 1 */ + u32 user_data[16]; /* 0x050[16] User data field */ + u32 efnand_st; /* 0x090 EFNAND status */ + u32 res0[3]; + u32 spare_area; /* 0x0A0 Spare area configure */ + u32 pat_id; /* 0x0A4 Pattern ID register */ + u32 rdata_sta_ctl; /* 0x0A8 Read data status control */ + u32 rdata_sta_0; /* 0x0AC Read data status 0 */ + u32 rdata_sta_1; /* 0x0B0 Read data status 1 */ + u32 res1[3]; + u32 mdma_addr; /* 0x0C0 MBUS DMA Address */ + u32 mdma_cnt; /* 0x0C4 MBUS DMA data counter */ +}; + +#define SUNXI_NAND_CTL_EN (1 << 0) +#define SUNXI_NAND_CTL_RST (1 << 1) +#define SUNXI_NAND_CTL_PAGE_SIZE(a) ((fls(a) - 11) << 8) +#define SUNXI_NAND_CTL_RAM_METHOD_DMA (1 << 14) + +#define SUNXI_NAND_ST_CMD_INT (1 << 1) +#define SUNXI_NAND_ST_DMA_INT (1 << 2) +#define SUNXI_NAND_ST_FIFO_FULL (1 << 3) + +#define SUNXI_NAND_CMD_ADDR_CYCLES(a) ((a - 1) << 16); +#define SUNXI_NAND_CMD_SEND_CMD1 (1 << 22) +#define SUNXI_NAND_CMD_WAIT_FLAG (1 << 23) +#define SUNXI_NAND_CMD_ORDER_INTERLEAVE 0 +#define SUNXI_NAND_CMD_ORDER_SEQ (1 << 25) + +#define SUNXI_NAND_ECC_CTL_ECC_EN (1 << 0) +#define SUNXI_NAND_ECC_CTL_PIPELINE (1 << 3) +#define SUNXI_NAND_ECC_CTL_BS_512B (1 << 5) +#define SUNXI_NAND_ECC_CTL_RND_EN (1 << 9) +#define SUNXI_NAND_ECC_CTL_MODE(a) ((a) << 12) +#define SUNXI_NAND_ECC_CTL_RND_SEED(a) ((a) << 16) + +#endif /* _SUNXI_NAND_H */ |