1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * arch/arm/mach-ep93xx/include/mach/ts72xx.h
4 */
5
6/*
7 * TS72xx memory map:
8 *
9 * virt		phys		size
10 * febff000	22000000	4K	model number register (bits 0-2)
11 * febfe000	22400000	4K	options register
12 * febfd000	22800000	4K	options register #2
13 * febfc000     23400000        4K      CPLD version register
14 */
15
16#ifndef __TS72XX_H_
17#define __TS72XX_H_
18
19#define TS72XX_MODEL_PHYS_BASE		0x22000000
20#define TS72XX_MODEL_VIRT_BASE		IOMEM(0xfebff000)
21#define TS72XX_MODEL_SIZE		0x00001000
22
23#define TS72XX_MODEL_TS7200		0x00
24#define TS72XX_MODEL_TS7250		0x01
25#define TS72XX_MODEL_TS7260		0x02
26#define TS72XX_MODEL_TS7300		0x03
27#define TS72XX_MODEL_TS7400		0x04
28#define TS72XX_MODEL_MASK		0x07
29
30
31#define TS72XX_OPTIONS_PHYS_BASE	0x22400000
32#define TS72XX_OPTIONS_VIRT_BASE	IOMEM(0xfebfe000)
33#define TS72XX_OPTIONS_SIZE		0x00001000
34
35#define TS72XX_OPTIONS_COM2_RS485	0x02
36#define TS72XX_OPTIONS_MAX197		0x01
37
38
39#define TS72XX_OPTIONS2_PHYS_BASE	0x22800000
40#define TS72XX_OPTIONS2_VIRT_BASE	IOMEM(0xfebfd000)
41#define TS72XX_OPTIONS2_SIZE		0x00001000
42
43#define TS72XX_OPTIONS2_TS9420		0x04
44#define TS72XX_OPTIONS2_TS9420_BOOT	0x02
45
46#define TS72XX_CPLDVER_PHYS_BASE	0x23400000
47#define TS72XX_CPLDVER_VIRT_BASE	IOMEM(0xfebfc000)
48#define TS72XX_CPLDVER_SIZE		0x00001000
49
50#ifndef __ASSEMBLY__
51
52static inline int ts72xx_model(void)
53{
54	return __raw_readb(TS72XX_MODEL_VIRT_BASE) & TS72XX_MODEL_MASK;
55}
56
57static inline int board_is_ts7200(void)
58{
59	return ts72xx_model() == TS72XX_MODEL_TS7200;
60}
61
62static inline int board_is_ts7250(void)
63{
64	return ts72xx_model() == TS72XX_MODEL_TS7250;
65}
66
67static inline int board_is_ts7260(void)
68{
69	return ts72xx_model() == TS72XX_MODEL_TS7260;
70}
71
72static inline int board_is_ts7300(void)
73{
74	return ts72xx_model()  == TS72XX_MODEL_TS7300;
75}
76
77static inline int board_is_ts7400(void)
78{
79	return ts72xx_model() == TS72XX_MODEL_TS7400;
80}
81
82static inline int is_max197_installed(void)
83{
84	return !!(__raw_readb(TS72XX_OPTIONS_VIRT_BASE) &
85					TS72XX_OPTIONS_MAX197);
86}
87
88static inline int is_ts9420_installed(void)
89{
90	return !!(__raw_readb(TS72XX_OPTIONS2_VIRT_BASE) &
91					TS72XX_OPTIONS2_TS9420);
92}
93#endif
94#endif /* __TS72XX_H_ */
95