xref: /openbmc/qemu/include/hw/misc/imx6_src.h (revision ba632924)
1 /*
2  * IMX6 System Reset Controller
3  *
4  * Copyright (C) 2012 NICTA
5  * Updated by Jean-Christophe Dubois <jcd@tribudubois.net>
6  *
7  * This work is licensed under the terms of the GNU GPL, version 2 or later.
8  * See the COPYING file in the top-level directory.
9  */
10 
11 #ifndef IMX6_SRC_H
12 #define IMX6_SRC_H
13 
14 #include "hw/sysbus.h"
15 #include "qemu/bitops.h"
16 
17 #define SRC_SCR 0
18 #define SRC_SBMR1 1
19 #define SRC_SRSR 2
20 #define SRC_SISR 5
21 #define SRC_SIMR 6
22 #define SRC_SBMR2 7
23 #define SRC_GPR1 8
24 #define SRC_GPR2 9
25 #define SRC_GPR3 10
26 #define SRC_GPR4 11
27 #define SRC_GPR5 12
28 #define SRC_GPR6 13
29 #define SRC_GPR7 14
30 #define SRC_GPR8 15
31 #define SRC_GPR9 16
32 #define SRC_GPR10 17
33 #define SRC_MAX 18
34 
35 /* SRC_SCR */
36 #define CORE3_ENABLE_SHIFT     24
37 #define CORE3_ENABLE_LENGTH    1
38 #define CORE2_ENABLE_SHIFT     23
39 #define CORE2_ENABLE_LENGTH    1
40 #define CORE1_ENABLE_SHIFT     22
41 #define CORE1_ENABLE_LENGTH    1
42 #define CORE3_RST_SHIFT        16
43 #define CORE3_RST_LENGTH       1
44 #define CORE2_RST_SHIFT        15
45 #define CORE2_RST_LENGTH       1
46 #define CORE1_RST_SHIFT        14
47 #define CORE1_RST_LENGTH       1
48 #define CORE0_RST_SHIFT        13
49 #define CORE0_RST_LENGTH       1
50 #define SW_IPU1_RST_SHIFT      3
51 #define SW_IPU1_RST_LENGTH     1
52 #define SW_IPU2_RST_SHIFT      12
53 #define SW_IPU2_RST_LENGTH     1
54 #define WARM_RST_ENABLE_SHIFT  0
55 #define WARM_RST_ENABLE_LENGTH 1
56 
57 #define EXTRACT(value, name) extract32(value, name##_SHIFT, name##_LENGTH)
58 
59 #define TYPE_IMX6_SRC "imx6.src"
60 #define IMX6_SRC(obj) OBJECT_CHECK(IMX6SRCState, (obj), TYPE_IMX6_SRC)
61 
62 typedef struct IMX6SRCState {
63     /* <private> */
64     SysBusDevice parent_obj;
65 
66     /* <public> */
67     MemoryRegion iomem;
68 
69     uint32_t regs[SRC_MAX];
70 
71 } IMX6SRCState;
72 
73 #endif /* IMX6_SRC_H */
74