50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
|
/* SPDX-License-Identifier: GPL-2.0+ */
|
||
|
|
/*
|
||
|
|
* [origin: Linux kernel include/asm-arm/arch-at91/at91_rstc.h]
|
||
|
|
*
|
||
|
|
* Copyright (C) 2007 Andrew Victor
|
||
|
|
* Copyright (C) 2007 Atmel Corporation.
|
||
|
|
*
|
||
|
|
* Reset Controller (RSTC) - System peripherals regsters.
|
||
|
|
* Based on AT91SAM9261 datasheet revision D.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef AT91_RSTC_H
|
||
|
|
#define AT91_RSTC_H
|
||
|
|
|
||
|
|
/* Reset Controller Status Register */
|
||
|
|
#define AT91_ASM_RSTC_SR (ATMEL_BASE_RSTC + 0x04)
|
||
|
|
#define AT91_ASM_RSTC_MR (ATMEL_BASE_RSTC + 0x08)
|
||
|
|
|
||
|
|
#ifndef __ASSEMBLY__
|
||
|
|
|
||
|
|
typedef struct at91_rstc {
|
||
|
|
u32 cr; /* Reset Controller Control Register */
|
||
|
|
u32 sr; /* Reset Controller Status Register */
|
||
|
|
u32 mr; /* Reset Controller Mode Register */
|
||
|
|
} at91_rstc_t;
|
||
|
|
|
||
|
|
#endif /* __ASSEMBLY__ */
|
||
|
|
|
||
|
|
#define AT91_RSTC_KEY 0xA5000000
|
||
|
|
|
||
|
|
#define AT91_RSTC_CR_PROCRST 0x00000001
|
||
|
|
#define AT91_RSTC_CR_PERRST 0x00000004
|
||
|
|
#define AT91_RSTC_CR_EXTRST 0x00000008
|
||
|
|
|
||
|
|
#define AT91_RSTC_MR_URSTEN 0x00000001
|
||
|
|
#define AT91_RSTC_MR_URSTIEN 0x00000010
|
||
|
|
#define AT91_RSTC_MR_ERSTL(x) ((x & 0xf) << 8)
|
||
|
|
#define AT91_RSTC_MR_ERSTL_MASK 0x0000FF00
|
||
|
|
|
||
|
|
#define AT91_RSTC_SR_NRSTL 0x00010000
|
||
|
|
|
||
|
|
#define AT91_RSTC_RSTTYP (7 << 8) /* Reset Type */
|
||
|
|
#define AT91_RSTC_RSTTYP_GENERAL (0 << 8)
|
||
|
|
#define AT91_RSTC_RSTTYP_WAKEUP (1 << 8)
|
||
|
|
#define AT91_RSTC_RSTTYP_WATCHDOG (2 << 8)
|
||
|
|
#define AT91_RSTC_RSTTYP_SOFTWARE (3 << 8)
|
||
|
|
#define AT91_RSTC_RSTTYP_USER (4 << 8)
|
||
|
|
|
||
|
|
#endif
|