diff options
Diffstat (limited to 'arch/arm/include/asm/arch-at91/at91_dbu.h')
| -rw-r--r-- | arch/arm/include/asm/arch-at91/at91_dbu.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-at91/at91_dbu.h b/arch/arm/include/asm/arch-at91/at91_dbu.h new file mode 100644 index 0000000000..3429293535 --- /dev/null +++ b/arch/arm/include/asm/arch-at91/at91_dbu.h @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2010 + * Reinhard Meyer, reinhard.meyer@emk-elektronik.de + * + * Debug Unit + * Based on AT91SAM9XE datasheet + * + * 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. + */ + +#ifndef AT91_DBU_H +#define AT91_DBU_H + +#ifndef __ASSEMBLY__ + +typedef struct at91_dbu { + u32 cr; /* Control Register WO */ + u32 mr; /* Mode Register RW */ + u32 ier; /* Interrupt Enable Register WO */ + u32 idr; /* Interrupt Disable Register WO */ + u32 imr; /* Interrupt Mask Register RO */ + u32 sr; /* Status Register RO */ + u32 rhr; /* Receive Holding Register RO */ + u32 thr; /* Transmit Holding Register WO */ + u32 brgr; /* Baud Rate Generator Register RW */ + u32 res1[7];/* 0x0024 - 0x003C Reserved */ + u32 cidr; /* Chip ID Register RO */ + u32 exid; /* Chip ID Extension Register RO */ + u32 fnr; /* Force NTRST Register RW */ +} at91_dbu_t; + +#endif /* __ASSEMBLY__ */ + +#define AT91_DBU_CID_ARCH_MASK 0x0ff00000 +#define AT91_DBU_CID_ARCH_9xx 0x01900000 +#define AT91_DBU_CID_ARCH_9XExx 0x02900000 + +#endif |