diff options
Diffstat (limited to 'roms/u-boot/arch/arm/include/asm/arch-davinci/nand_defs.h')
| -rw-r--r-- | roms/u-boot/arch/arm/include/asm/arch-davinci/nand_defs.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/include/asm/arch-davinci/nand_defs.h b/roms/u-boot/arch/arm/include/asm/arch-davinci/nand_defs.h new file mode 100644 index 00000000..dee1c6f8 --- /dev/null +++ b/roms/u-boot/arch/arm/include/asm/arch-davinci/nand_defs.h @@ -0,0 +1,38 @@ +/* + * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net> + * + * Parts shamelesly stolen from Linux Kernel source tree. + * + * ------------------------------------------------------------ + * + * SPDX-License-Identifier: GPL-2.0+ + */ +#ifndef _NAND_DEFS_H_ +#define _NAND_DEFS_H_ + +#include <asm/arch/hardware.h> + +#ifdef CONFIG_SOC_DM646X +#define MASK_CLE 0x80000 +#define MASK_ALE 0x40000 +#else +#define MASK_CLE 0x10 +#define MASK_ALE 0x08 +#endif + +#ifdef CONFIG_SYS_NAND_MASK_CLE +#undef MASK_CLE +#define MASK_CLE CONFIG_SYS_NAND_MASK_CLE +#endif +#ifdef CONFIG_SYS_NAND_MASK_ALE +#undef MASK_ALE +#define MASK_ALE CONFIG_SYS_NAND_MASK_ALE +#endif + +#define NAND_READ_START 0x00 +#define NAND_READ_END 0x30 +#define NAND_STATUS 0x70 + +extern void davinci_nand_init(struct nand_chip *nand); + +#endif |