arch/arm/include/asm/arch-at91/at91_shdwn.h

   1 /*
   2  * Copyright (C) 2010
   3  * Reinhard Meyer, reinhard.meyer@emk-elektronik.de
   4  *
   5  * Shutdown Controller
   6  * Based on AT91SAM9XE datasheet
   7  *
   8  * SPDX-License-Identifier:     GPL-2.0+
   9  */
  10
  11 #ifndef AT91_SHDWN_H
  12 #define AT91_SHDWN_H
  13
  14 #ifndef __ASSEMBLY__
  15
  16 struct at91_shdwn {
  17         u32     cr;     /* Control Rer.    WO */
  18         u32     mr;     /* Mode Register   RW 0x00000003 */
  19         u32     sr;     /* Status Register RO 0x00000000 */
  20 };
  21
  22 #endif /* __ASSEMBLY__ */
  23
  24 #define AT91_SHDW_CR_KEY        0xa5000000
  25 #define AT91_SHDW_CR_SHDW       0x00000001
  26
  27 #define AT91_SHDW_MR_RTTWKEN    0x00010000
  28 #define AT91_SHDW_MR_CPTWK0     0x000000f0
  29 #define AT91_SHDW_MR_WKMODE0H2L 0x00000002
  30 #define AT91_SHDW_MR_WKMODE0L2H 0x00000001
  31
  32 #define AT91_SHDW_SR_RTTWK      0x00010000
  33 #define AT91_SHDW_SR_WAKEUP0    0x00000001
  34
  35 #endif