mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-18 18:59:44 +00:00
22d6ac490e
Allow boards to runtime detect flash type. Signed-off-by: Ladislav Michl <ladis@linux-mips.org>
98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
/*
|
|
* (C) Copyright 2004-2008 Texas Instruments, <www.ti.com>
|
|
* Rohit Choraria <rohitkc@ti.com>
|
|
*
|
|
* (C) Copyright 2013 Andreas Bießmann <andreas@biessmann.org>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
#ifndef __ASM_OMAP_GPMC_H
|
|
#define __ASM_OMAP_GPMC_H
|
|
|
|
#define GPMC_BUF_EMPTY 0
|
|
#define GPMC_BUF_FULL 1
|
|
#define GPMC_MAX_SECTORS 8
|
|
|
|
enum omap_ecc {
|
|
/* 1-bit ECC calculation by Software, Error detection by Software */
|
|
OMAP_ECC_HAM1_CODE_SW = 1, /* avoid un-initialized int can be 0x0 */
|
|
/* 1-bit ECC calculation by GPMC, Error detection by Software */
|
|
/* ECC layout compatible to legacy ROMCODE. */
|
|
OMAP_ECC_HAM1_CODE_HW,
|
|
/* 4-bit ECC calculation by GPMC, Error detection by Software */
|
|
OMAP_ECC_BCH4_CODE_HW_DETECTION_SW,
|
|
/* 4-bit ECC calculation by GPMC, Error detection by ELM */
|
|
OMAP_ECC_BCH4_CODE_HW,
|
|
/* 8-bit ECC calculation by GPMC, Error detection by Software */
|
|
OMAP_ECC_BCH8_CODE_HW_DETECTION_SW,
|
|
/* 8-bit ECC calculation by GPMC, Error detection by ELM */
|
|
OMAP_ECC_BCH8_CODE_HW,
|
|
/* 16-bit ECC calculation by GPMC, Error detection by ELM */
|
|
OMAP_ECC_BCH16_CODE_HW,
|
|
};
|
|
|
|
struct gpmc_cs {
|
|
u32 config1; /* 0x00 */
|
|
u32 config2; /* 0x04 */
|
|
u32 config3; /* 0x08 */
|
|
u32 config4; /* 0x0C */
|
|
u32 config5; /* 0x10 */
|
|
u32 config6; /* 0x14 */
|
|
u32 config7; /* 0x18 */
|
|
u32 nand_cmd; /* 0x1C */
|
|
u32 nand_adr; /* 0x20 */
|
|
u32 nand_dat; /* 0x24 */
|
|
u8 res[8]; /* blow up to 0x30 byte */
|
|
};
|
|
|
|
struct bch_res_0_3 {
|
|
u32 bch_result_x[4];
|
|
};
|
|
|
|
struct bch_res_4_6 {
|
|
u32 bch_result_x[3];
|
|
};
|
|
|
|
struct gpmc {
|
|
u8 res1[0x10];
|
|
u32 sysconfig; /* 0x10 */
|
|
u8 res2[0x4];
|
|
u32 irqstatus; /* 0x18 */
|
|
u32 irqenable; /* 0x1C */
|
|
u8 res3[0x20];
|
|
u32 timeout_control; /* 0x40 */
|
|
u8 res4[0xC];
|
|
u32 config; /* 0x50 */
|
|
u32 status; /* 0x54 */
|
|
u8 res5[0x8]; /* 0x58 */
|
|
struct gpmc_cs cs[8]; /* 0x60, 0x90, .. */
|
|
u32 prefetch_config1; /* 0x1E0 */
|
|
u32 prefetch_config2; /* 0x1E4 */
|
|
u32 res6; /* 0x1E8 */
|
|
u32 prefetch_control; /* 0x1EC */
|
|
u32 prefetch_status; /* 0x1F0 */
|
|
u32 ecc_config; /* 0x1F4 */
|
|
u32 ecc_control; /* 0x1F8 */
|
|
u32 ecc_size_config; /* 0x1FC */
|
|
u32 ecc1_result; /* 0x200 */
|
|
u32 ecc2_result; /* 0x204 */
|
|
u32 ecc3_result; /* 0x208 */
|
|
u32 ecc4_result; /* 0x20C */
|
|
u32 ecc5_result; /* 0x210 */
|
|
u32 ecc6_result; /* 0x214 */
|
|
u32 ecc7_result; /* 0x218 */
|
|
u32 ecc8_result; /* 0x21C */
|
|
u32 ecc9_result; /* 0x220 */
|
|
u8 res7[12]; /* 0x224 */
|
|
u32 testmomde_ctrl; /* 0x230 */
|
|
u8 res8[12]; /* 0x234 */
|
|
struct bch_res_0_3 bch_result_0_3[GPMC_MAX_SECTORS]; /* 0x240,0x250, */
|
|
u8 res9[16 * 4]; /* 0x2C0 - 0x2FF */
|
|
struct bch_res_4_6 bch_result_4_6[GPMC_MAX_SECTORS]; /* 0x300,0x310, */
|
|
};
|
|
|
|
/* Used for board specific gpmc initialization */
|
|
extern const struct gpmc *gpmc_cfg;
|
|
extern char gpmc_cs0_flash;
|
|
|
|
#endif /* __ASM_OMAP_GPMC_H */
|