diff options
Diffstat (limited to 'arch/arm/include/asm/omap_gpmc.h')
| -rw-r--r-- | arch/arm/include/asm/omap_gpmc.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/arch/arm/include/asm/omap_gpmc.h b/arch/arm/include/asm/omap_gpmc.h new file mode 100644 index 0000000000..5cb1df179a --- /dev/null +++ b/arch/arm/include/asm/omap_gpmc.h @@ -0,0 +1,87 @@ +/* + * (C) Copyright 2004-2008 Texas Instruments, <www.ti.com> + * Rohit Choraria <rohitkc@ti.com> + * + * (C) Copyright 2013 Andreas Bießmann <andreas.devel@googlemail.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 __ASM_OMAP_GPMC_H +#define __ASM_OMAP_GPMC_H + +#include <asm/arch/omap_gpmc.h> + +#define GPMC_BUF_EMPTY 0 +#define GPMC_BUF_FULL 1 + +#define ECCCLEAR (0x1 << 8) +#define ECCRESULTREG1 (0x1 << 0) +#define ECCSIZE512BYTE 0xFF +#define ECCSIZE1 (ECCSIZE512BYTE << 22) +#define ECCSIZE0 (ECCSIZE512BYTE << 12) +#define ECCSIZE0SEL (0x000 << 0) + +/* Generic ECC Layouts */ +/* Large Page x8 NAND device Layout */ +#ifdef GPMC_NAND_ECC_LP_x8_LAYOUT +#define GPMC_NAND_HW_ECC_LAYOUT {\ + .eccbytes = 12,\ + .eccpos = {1, 2, 3, 4, 5, 6, 7, 8,\ + 9, 10, 11, 12},\ + .oobfree = {\ + {.offset = 13,\ + .length = 51 } } \ +} +#endif + +/* Large Page x16 NAND device Layout */ +#ifdef GPMC_NAND_ECC_LP_x16_LAYOUT +#define GPMC_NAND_HW_ECC_LAYOUT {\ + .eccbytes = 12,\ + .eccpos = {2, 3, 4, 5, 6, 7, 8, 9,\ + 10, 11, 12, 13},\ + .oobfree = {\ + {.offset = 14,\ + .length = 50 } } \ +} +#endif + +/* Small Page x8 NAND device Layout */ +#ifdef GPMC_NAND_ECC_SP_x8_LAYOUT +#define GPMC_NAND_HW_ECC_LAYOUT {\ + .eccbytes = 3,\ + .eccpos = {1, 2, 3},\ + .oobfree = {\ + {.offset = 4,\ + .length = 12 } } \ +} +#endif + +/* Small Page x16 NAND device Layout */ +#ifdef GPMC_NAND_ECC_SP_x16_LAYOUT +#define GPMC_NAND_HW_ECC_LAYOUT {\ + .eccbytes = 3,\ + .eccpos = {2, 3, 4},\ + .oobfree = {\ + {.offset = 5,\ + .length = 11 } } \ +} +#endif + +#endif /* __ASM_OMAP_GPMC_H */ |
