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git.ipfire.org Git - people/ms/u-boot.git/blob - arch/arm/include/asm/arch-at91/at91_dbu.h
3 * Reinhard Meyer, reinhard.meyer@emk-elektronik.de
6 * Based on AT91SAM9XE datasheet
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
19 typedef struct at91_dbu
{
20 u32 cr
; /* Control Register WO */
21 u32 mr
; /* Mode Register RW */
22 u32 ier
; /* Interrupt Enable Register WO */
23 u32 idr
; /* Interrupt Disable Register WO */
24 u32 imr
; /* Interrupt Mask Register RO */
25 u32 sr
; /* Status Register RO */
26 u32 rhr
; /* Receive Holding Register RO */
27 u32 thr
; /* Transmit Holding Register WO */
28 u32 brgr
; /* Baud Rate Generator Register RW */
29 u32 res1
[7];/* 0x0024 - 0x003C Reserved */
30 u32 cidr
; /* Chip ID Register RO */
31 u32 exid
; /* Chip ID Extension Register RO */
32 u32 fnr
; /* Force NTRST Register RW */
35 #endif /* __ASSEMBLY__ */
37 #define AT91_DBU_CID_ARCH_MASK 0x0ff00000
38 #define AT91_DBU_CID_ARCH_9xx 0x01900000
39 #define AT91_DBU_CID_ARCH_9XExx 0x02900000