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treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156
[linux-block.git] / arch / arm / mach-omap1 / include / mach / soc.h
CommitLineData
1a59d1b8 1/* SPDX-License-Identifier: GPL-2.0-or-later */
4e969010
TL		 2/*
3 * OMAP cpu type detection
4 *
5 * Copyright (C) 2004, 2008 Nokia Corporation
6 *
7 * Copyright (C) 2009-11 Texas Instruments.
8 *
9 * Written by Tony Lindgren <tony.lindgren@nokia.com>
10 *
11 * Added OMAP4/5 specific defines - Santosh Shilimkar<santosh.shilimkar@ti.com>
4e969010
TL		 12 */
13
14#ifndef __ASM_ARCH_OMAP_CPU_H
15#define __ASM_ARCH_OMAP_CPU_H
16
685e2d08
TL		 17#include <asm/irq.h>
18#include <mach/hardware.h>
19#include <mach/irqs.h>
20
4e969010
TL		 21#ifndef __ASSEMBLY__
22
23#include <linux/bitops.h>
24
25/*
26 * Test if multicore OMAP support is needed
27 */
28#undef MULTI_OMAP1
29#undef OMAP_NAME
30
31#ifdef CONFIG_ARCH_OMAP730
32# ifdef OMAP_NAME
33# undef MULTI_OMAP1
34# define MULTI_OMAP1
35# else
36# define OMAP_NAME omap730
37# endif
38#endif
39#ifdef CONFIG_ARCH_OMAP850
40# ifdef OMAP_NAME
41# undef MULTI_OMAP1
42# define MULTI_OMAP1
43# else
44# define OMAP_NAME omap850
45# endif
46#endif
47#ifdef CONFIG_ARCH_OMAP15XX
48# ifdef OMAP_NAME
49# undef MULTI_OMAP1
50# define MULTI_OMAP1
51# else
52# define OMAP_NAME omap1510
53# endif
54#endif
55#ifdef CONFIG_ARCH_OMAP16XX
56# ifdef OMAP_NAME
57# undef MULTI_OMAP1
58# define MULTI_OMAP1
59# else
60# define OMAP_NAME omap16xx
61# endif
62#endif
63
64/*
65 * omap_rev bits:
66 * CPU id bits (0730, 1510, 1710, 2422...) [31:16]
67 * CPU revision (See _REV_ defined in cpu.h) [15:08]
68 * CPU class bits (15xx, 16xx, 24xx, 34xx...) [07:00]
69 */
70unsigned int omap_rev(void);
71
72/*
73 * Get the CPU revision for OMAP devices
74 */
75#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff)
76
77/*
78 * Macros to group OMAP into cpu classes.
79 * These can be used in most places.
80 * cpu_is_omap7xx(): True for OMAP730, OMAP850
81 * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310
82 * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710
83 */
84#define GET_OMAP_CLASS (omap_rev() & 0xff)
85
86#define IS_OMAP_CLASS(class, id) \
87static inline int is_omap ##class (void) \
88{ \
89 return (GET_OMAP_CLASS == (id)) ? 1 : 0; \
90}
91
92#define GET_OMAP_SUBCLASS ((omap_rev() >> 20) & 0x0fff)
93
94#define IS_OMAP_SUBCLASS(subclass, id) \
95static inline int is_omap ##subclass (void) \
96{ \
97 return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \
98}
99
100IS_OMAP_CLASS(7xx, 0x07)
101IS_OMAP_CLASS(15xx, 0x15)
102IS_OMAP_CLASS(16xx, 0x16)
103
104#define cpu_is_omap7xx() 0
105#define cpu_is_omap15xx() 0
106#define cpu_is_omap16xx() 0
107
108#if defined(MULTI_OMAP1)
109# if defined(CONFIG_ARCH_OMAP730)
110# undef cpu_is_omap7xx
111# define cpu_is_omap7xx() is_omap7xx()
112# endif
113# if defined(CONFIG_ARCH_OMAP850)
114# undef cpu_is_omap7xx
115# define cpu_is_omap7xx() is_omap7xx()
116# endif
117# if defined(CONFIG_ARCH_OMAP15XX)
118# undef cpu_is_omap15xx
119# define cpu_is_omap15xx() is_omap15xx()
120# endif
121# if defined(CONFIG_ARCH_OMAP16XX)
122# undef cpu_is_omap16xx
123# define cpu_is_omap16xx() is_omap16xx()
124# endif
125#else
126# if defined(CONFIG_ARCH_OMAP730)
127# undef cpu_is_omap7xx
128# define cpu_is_omap7xx() 1
129# endif
130# if defined(CONFIG_ARCH_OMAP850)
131# undef cpu_is_omap7xx
132# define cpu_is_omap7xx() 1
133# endif
134# if defined(CONFIG_ARCH_OMAP15XX)
135# undef cpu_is_omap15xx
136# define cpu_is_omap15xx() 1
137# endif
138# if defined(CONFIG_ARCH_OMAP16XX)
139# undef cpu_is_omap16xx
140# define cpu_is_omap16xx() 1
141# endif
142#endif
143
144/*
145 * Macros to detect individual cpu types.
146 * These are only rarely needed.
147 * cpu_is_omap310(): True for OMAP310
148 * cpu_is_omap1510(): True for OMAP1510
149 * cpu_is_omap1610(): True for OMAP1610
150 * cpu_is_omap1611(): True for OMAP1611
151 * cpu_is_omap5912(): True for OMAP5912
152 * cpu_is_omap1621(): True for OMAP1621
153 * cpu_is_omap1710(): True for OMAP1710
154 */
155#define GET_OMAP_TYPE ((omap_rev() >> 16) & 0xffff)
156
157#define IS_OMAP_TYPE(type, id) \
158static inline int is_omap ##type (void) \
159{ \
160 return (GET_OMAP_TYPE == (id)) ? 1 : 0; \
161}
162
163IS_OMAP_TYPE(310, 0x0310)
164IS_OMAP_TYPE(1510, 0x1510)
165IS_OMAP_TYPE(1610, 0x1610)
166IS_OMAP_TYPE(1611, 0x1611)
167IS_OMAP_TYPE(5912, 0x1611)
168IS_OMAP_TYPE(1621, 0x1621)
169IS_OMAP_TYPE(1710, 0x1710)
170
171#define cpu_is_omap310() 0
172#define cpu_is_omap1510() 0
173#define cpu_is_omap1610() 0
174#define cpu_is_omap5912() 0
175#define cpu_is_omap1611() 0
176#define cpu_is_omap1621() 0
177#define cpu_is_omap1710() 0
178
179/* These are needed to compile common code */
180#ifdef CONFIG_ARCH_OMAP1
181#define cpu_is_omap242x() 0
182#define cpu_is_omap2430() 0
183#define cpu_is_omap243x() 0
184#define cpu_is_omap24xx() 0
185#define cpu_is_omap34xx() 0
186#define cpu_is_omap44xx() 0
187#define soc_is_omap54xx() 0
6852215a 188#define soc_is_dra7xx() 0
4e969010
TL		 189#define soc_is_am33xx() 0
190#define cpu_class_is_omap1() 1
191#define cpu_class_is_omap2() 0
192#endif
193
194/*
195 * Whether we have MULTI_OMAP1 or not, we still need to distinguish
196 * between 310 vs. 1510 and 1611B/5912 vs. 1710.
197 */
198
199#if defined(CONFIG_ARCH_OMAP15XX)
200# undef cpu_is_omap310
201# undef cpu_is_omap1510
202# define cpu_is_omap310() is_omap310()
203# define cpu_is_omap1510() is_omap1510()
204#endif
205
206#if defined(CONFIG_ARCH_OMAP16XX)
207# undef cpu_is_omap1610
208# undef cpu_is_omap1611
209# undef cpu_is_omap5912
210# undef cpu_is_omap1621
211# undef cpu_is_omap1710
212# define cpu_is_omap1610() is_omap1610()
213# define cpu_is_omap1611() is_omap1611()
214# define cpu_is_omap5912() is_omap5912()
215# define cpu_is_omap1621() is_omap1621()
216# define cpu_is_omap1710() is_omap1710()
217#endif
218
219#endif /* __ASSEMBLY__ */
220#endif
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