1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * [origin: Linux kernel include/asm-arm/arch-at91/at91_rstc.h]
5 * Copyright (C) 2007 Andrew Victor
6 * Copyright (C) 2007 Atmel Corporation.
8 * Reset Controller (RSTC) - System peripherals regsters.
9 * Based on AT91SAM9261 datasheet revision D.
15 /* Reset Controller Status Register */
16 #define AT91_ASM_RSTC_SR (ATMEL_BASE_RSTC + 0x04)
17 #define AT91_ASM_RSTC_MR (ATMEL_BASE_RSTC + 0x08)
21 typedef struct at91_rstc {
22 u32 cr; /* Reset Controller Control Register */
23 u32 sr; /* Reset Controller Status Register */
24 u32 mr; /* Reset Controller Mode Register */
27 #endif /* __ASSEMBLY__ */
29 #define AT91_RSTC_KEY 0xA5000000
31 #define AT91_RSTC_CR_PROCRST 0x00000001
32 #define AT91_RSTC_CR_PERRST 0x00000004
33 #define AT91_RSTC_CR_EXTRST 0x00000008
35 #define AT91_RSTC_MR_URSTEN 0x00000001
36 #define AT91_RSTC_MR_URSTIEN 0x00000010
37 #define AT91_RSTC_MR_ERSTL(x) ((x & 0xf) << 8)
38 #define AT91_RSTC_MR_ERSTL_MASK 0x0000FF00
40 #define AT91_RSTC_SR_NRSTL 0x00010000
42 #define AT91_RSTC_RSTTYP (7 << 8) /* Reset Type */
43 #define AT91_RSTC_RSTTYP_GENERAL (0 << 8)
44 #define AT91_RSTC_RSTTYP_WAKEUP (1 << 8)
45 #define AT91_RSTC_RSTTYP_WATCHDOG (2 << 8)
46 #define AT91_RSTC_RSTTYP_SOFTWARE (3 << 8)
47 #define AT91_RSTC_RSTTYP_USER (4 << 8)