xref: /linux/arch/arm/mach-imx/mxc.h (revision b85d45947951d23cb22d90caecf4c1eb81342c96)
1 /*
2  * Copyright 2004-2007, 2010-2015 Freescale Semiconductor, Inc.
3  * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
17  * MA 02110-1301, USA.
18  */
19 
20 #ifndef __ASM_ARCH_MXC_H__
21 #define __ASM_ARCH_MXC_H__
22 
23 #include <linux/types.h>
24 
25 #ifndef __ASM_ARCH_MXC_HARDWARE_H__
26 #error "Do not include directly."
27 #endif
28 
29 #define MXC_CPU_MX1		1
30 #define MXC_CPU_MX21		21
31 #define MXC_CPU_MX25		25
32 #define MXC_CPU_MX27		27
33 #define MXC_CPU_MX31		31
34 #define MXC_CPU_MX35		35
35 #define MXC_CPU_MX51		51
36 #define MXC_CPU_MX53		53
37 #define MXC_CPU_IMX6SL		0x60
38 #define MXC_CPU_IMX6DL		0x61
39 #define MXC_CPU_IMX6SX		0x62
40 #define MXC_CPU_IMX6Q		0x63
41 #define MXC_CPU_IMX6UL		0x64
42 #define MXC_CPU_IMX7D		0x72
43 
44 #define IMX_DDR_TYPE_LPDDR2		1
45 
46 #ifndef __ASSEMBLY__
47 extern unsigned int __mxc_cpu_type;
48 #endif
49 
50 #ifdef CONFIG_SOC_IMX1
51 # ifdef mxc_cpu_type
52 #  undef mxc_cpu_type
53 #  define mxc_cpu_type __mxc_cpu_type
54 # else
55 #  define mxc_cpu_type MXC_CPU_MX1
56 # endif
57 # define cpu_is_mx1()		(mxc_cpu_type == MXC_CPU_MX1)
58 #else
59 # define cpu_is_mx1()		(0)
60 #endif
61 
62 #ifdef CONFIG_SOC_IMX21
63 # ifdef mxc_cpu_type
64 #  undef mxc_cpu_type
65 #  define mxc_cpu_type __mxc_cpu_type
66 # else
67 #  define mxc_cpu_type MXC_CPU_MX21
68 # endif
69 # define cpu_is_mx21()		(mxc_cpu_type == MXC_CPU_MX21)
70 #else
71 # define cpu_is_mx21()		(0)
72 #endif
73 
74 #ifdef CONFIG_SOC_IMX25
75 # ifdef mxc_cpu_type
76 #  undef mxc_cpu_type
77 #  define mxc_cpu_type __mxc_cpu_type
78 # else
79 #  define mxc_cpu_type MXC_CPU_MX25
80 # endif
81 # define cpu_is_mx25()		(mxc_cpu_type == MXC_CPU_MX25)
82 #else
83 # define cpu_is_mx25()		(0)
84 #endif
85 
86 #ifdef CONFIG_SOC_IMX27
87 # ifdef mxc_cpu_type
88 #  undef mxc_cpu_type
89 #  define mxc_cpu_type __mxc_cpu_type
90 # else
91 #  define mxc_cpu_type MXC_CPU_MX27
92 # endif
93 # define cpu_is_mx27()		(mxc_cpu_type == MXC_CPU_MX27)
94 #else
95 # define cpu_is_mx27()		(0)
96 #endif
97 
98 #ifdef CONFIG_SOC_IMX31
99 # ifdef mxc_cpu_type
100 #  undef mxc_cpu_type
101 #  define mxc_cpu_type __mxc_cpu_type
102 # else
103 #  define mxc_cpu_type MXC_CPU_MX31
104 # endif
105 # define cpu_is_mx31()		(mxc_cpu_type == MXC_CPU_MX31)
106 #else
107 # define cpu_is_mx31()		(0)
108 #endif
109 
110 #ifdef CONFIG_SOC_IMX35
111 # ifdef mxc_cpu_type
112 #  undef mxc_cpu_type
113 #  define mxc_cpu_type __mxc_cpu_type
114 # else
115 #  define mxc_cpu_type MXC_CPU_MX35
116 # endif
117 # define cpu_is_mx35()		(mxc_cpu_type == MXC_CPU_MX35)
118 #else
119 # define cpu_is_mx35()		(0)
120 #endif
121 
122 #ifdef CONFIG_SOC_IMX51
123 # ifdef mxc_cpu_type
124 #  undef mxc_cpu_type
125 #  define mxc_cpu_type __mxc_cpu_type
126 # else
127 #  define mxc_cpu_type MXC_CPU_MX51
128 # endif
129 # define cpu_is_mx51()		(mxc_cpu_type == MXC_CPU_MX51)
130 #else
131 # define cpu_is_mx51()		(0)
132 #endif
133 
134 #ifdef CONFIG_SOC_IMX53
135 # ifdef mxc_cpu_type
136 #  undef mxc_cpu_type
137 #  define mxc_cpu_type __mxc_cpu_type
138 # else
139 #  define mxc_cpu_type MXC_CPU_MX53
140 # endif
141 # define cpu_is_mx53()		(mxc_cpu_type == MXC_CPU_MX53)
142 #else
143 # define cpu_is_mx53()		(0)
144 #endif
145 
146 #ifndef __ASSEMBLY__
147 #ifdef CONFIG_SOC_IMX6SL
148 static inline bool cpu_is_imx6sl(void)
149 {
150 	return __mxc_cpu_type == MXC_CPU_IMX6SL;
151 }
152 #else
153 static inline bool cpu_is_imx6sl(void)
154 {
155 	return false;
156 }
157 #endif
158 
159 static inline bool cpu_is_imx6dl(void)
160 {
161 	return __mxc_cpu_type == MXC_CPU_IMX6DL;
162 }
163 
164 static inline bool cpu_is_imx6sx(void)
165 {
166 	return __mxc_cpu_type == MXC_CPU_IMX6SX;
167 }
168 
169 static inline bool cpu_is_imx6ul(void)
170 {
171 	return __mxc_cpu_type == MXC_CPU_IMX6UL;
172 }
173 
174 static inline bool cpu_is_imx6q(void)
175 {
176 	return __mxc_cpu_type == MXC_CPU_IMX6Q;
177 }
178 
179 static inline bool cpu_is_imx7d(void)
180 {
181 	return __mxc_cpu_type == MXC_CPU_IMX7D;
182 }
183 
184 struct cpu_op {
185 	u32 cpu_rate;
186 };
187 
188 int tzic_enable_wake(void);
189 
190 extern struct cpu_op *(*get_cpu_op)(int *op);
191 #endif
192 
193 #define cpu_is_mx3()	(cpu_is_mx31() || cpu_is_mx35())
194 #define cpu_is_mx2()	(cpu_is_mx21() || cpu_is_mx27())
195 
196 #endif /*  __ASM_ARCH_MXC_H__ */
197