| /* |
| * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> |
| * |
| * SPDX-License-Identifier: GPL-2.0+ |
| */ |
| #ifndef _EMIF_DEFS_H_ |
| #define _EMIF_DEFS_H_ |
| |
| #include <asm/arch/hardware.h> |
| |
| struct davinci_emif_regs { |
| u_int32_t ercsr; |
| u_int32_t awccr; |
| u_int32_t sdbcr; |
| u_int32_t sdrcr; |
| u_int32_t ab1cr; |
| u_int32_t ab2cr; |
| u_int32_t ab3cr; |
| u_int32_t ab4cr; |
| u_int32_t sdtimr; |
| u_int32_t ddrsr; |
| u_int32_t ddrphycr; |
| u_int32_t ddrphysr; |
| u_int32_t totar; |
| u_int32_t totactr; |
| u_int32_t ddrphyid_rev; |
| u_int32_t sdsretr; |
| u_int32_t eirr; |
| u_int32_t eimr; |
| u_int32_t eimsr; |
| u_int32_t eimcr; |
| u_int32_t ioctrlr; |
| u_int32_t iostatr; |
| u_int8_t rsvd0[8]; |
| u_int32_t nandfcr; |
| u_int32_t nandfsr; |
| u_int8_t rsvd1[8]; |
| u_int32_t nandfecc[4]; |
| u_int8_t rsvd2[60]; |
| u_int32_t nand4biteccload; |
| u_int32_t nand4bitecc[4]; |
| u_int32_t nanderradd1; |
| u_int32_t nanderradd2; |
| u_int32_t nanderrval1; |
| u_int32_t nanderrval2; |
| }; |
| |
| #define davinci_emif_regs \ |
| ((struct davinci_emif_regs *)DAVINCI_ASYNC_EMIF_CNTRL_BASE) |
| |
| #define DAVINCI_NANDFCR_NAND_ENABLE(n) (1 << (n-2)) |
| #define DAVINCI_NANDFCR_4BIT_ECC_SEL_MASK (3 << 4) |
| #define DAVINCI_NANDFCR_4BIT_ECC_SEL(n) ((n-2) << 4) |
| #define DAVINCI_NANDFCR_1BIT_ECC_START(n) (1 << (8 + (n-2))) |
| #define DAVINCI_NANDFCR_4BIT_ECC_START (1 << 12) |
| #define DAVINCI_NANDFCR_4BIT_CALC_START (1 << 13) |
| #define DAVINCI_NANDFCR_CS2NAND (1 << 0) |
| |
| /* Chip Select setup */ |
| #define DAVINCI_ABCR_STROBE_SELECT (1 << 31) |
| #define DAVINCI_ABCR_EXT_WAIT (1 << 30) |
| #define DAVINCI_ABCR_WSETUP(n) (n << 26) |
| #define DAVINCI_ABCR_WSTROBE(n) (n << 20) |
| #define DAVINCI_ABCR_WHOLD(n) (n << 17) |
| #define DAVINCI_ABCR_RSETUP(n) (n << 13) |
| #define DAVINCI_ABCR_RSTROBE(n) (n << 7) |
| #define DAVINCI_ABCR_RHOLD(n) (n << 4) |
| #define DAVINCI_ABCR_TA(n) (n << 2) |
| #define DAVINCI_ABCR_ASIZE_16BIT 1 |
| #define DAVINCI_ABCR_ASIZE_8BIT 0 |
| |
| #endif |
