android_kernel_xiaomi_sm8350/include/asm-arm/arch-at91/at91_shdwc.h
Andrew Victor 0e5f82dda5 [ARM] 4421/1: AT91: Value of _KEY fields.
Use the actual value (0xA5) for the AT91_SHDW_KEY and AT91_WDT_KEY
register fields instead of a bitmask.

This is consistent with how AT91_RSTC_KEY is defined, and is easier to
use in code.

Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2007-06-03 17:52:35 +01:00

34 lines
1.3 KiB
C

/*
* include/asm-arm/arch-at91/at91_shdwc.h
*
* Shutdown Controller (SHDWC) - System peripherals regsters.
* Based on AT91SAM9261 datasheet revision D.
*
* 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_SHDWC_H
#define AT91_SHDWC_H
#define AT91_SHDW_CR (AT91_SHDWC + 0x00) /* Shut Down Control Register */
#define AT91_SHDW_SHDW (1 << 0) /* Shut Down command */
#define AT91_SHDW_KEY (0xa5 << 24) /* KEY Password */
#define AT91_SHDW_MR (AT91_SHDWC + 0x04) /* Shut Down Mode Register */
#define AT91_SHDW_WKMODE0 (3 << 0) /* Wake-up 0 Mode Selection */
#define AT91_SHDW_WKMODE0_NONE 0
#define AT91_SHDW_WKMODE0_HIGH 1
#define AT91_SHDW_WKMODE0_LOW 2
#define AT91_SHDW_WKMODE0_ANYLEVEL 3
#define AT91_SHDW_CPTWK0 (0xf << 4) /* Counter On Wake Up 0 */
#define AT91_SHDW_RTTWKEN (1 << 16) /* Real Time Timer Wake-up Enable */
#define AT91_SHDW_SR (AT91_SHDWC + 0x08) /* Shut Down Status Register */
#define AT91_SHDW_WAKEUP0 (1 << 0) /* Wake-up 0 Status */
#define AT91_SHDW_RTTWK (1 << 16) /* Real-time Timer Wake-up */
#endif