xref: /linux/arch/arm/mach-imx/mxc.h (revision 4b42745211af552f170f38a1b97f4a112b5da6b2)
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_IMX6ULL		0x65
43 /* virtual cpu id for i.mx6ulz */
44 #define MXC_CPU_IMX6ULZ		0x6b
45 #define MXC_CPU_IMX6SLL		0x67
46 #define MXC_CPU_IMX7D		0x72
47 
48 #define IMX_DDR_TYPE_LPDDR2		1
49 
50 #ifndef __ASSEMBLY__
51 extern unsigned int __mxc_cpu_type;
52 
53 #ifdef CONFIG_SOC_IMX6SL
54 static inline bool cpu_is_imx6sl(void)
55 {
56 	return __mxc_cpu_type == MXC_CPU_IMX6SL;
57 }
58 #else
59 static inline bool cpu_is_imx6sl(void)
60 {
61 	return false;
62 }
63 #endif
64 
65 static inline bool cpu_is_imx6dl(void)
66 {
67 	return __mxc_cpu_type == MXC_CPU_IMX6DL;
68 }
69 
70 static inline bool cpu_is_imx6sx(void)
71 {
72 	return __mxc_cpu_type == MXC_CPU_IMX6SX;
73 }
74 
75 static inline bool cpu_is_imx6ul(void)
76 {
77 	return __mxc_cpu_type == MXC_CPU_IMX6UL;
78 }
79 
80 static inline bool cpu_is_imx6ull(void)
81 {
82 	return __mxc_cpu_type == MXC_CPU_IMX6ULL;
83 }
84 
85 static inline bool cpu_is_imx6ulz(void)
86 {
87 	return __mxc_cpu_type == MXC_CPU_IMX6ULZ;
88 }
89 
90 static inline bool cpu_is_imx6sll(void)
91 {
92 	return __mxc_cpu_type == MXC_CPU_IMX6SLL;
93 }
94 
95 static inline bool cpu_is_imx6q(void)
96 {
97 	return __mxc_cpu_type == MXC_CPU_IMX6Q;
98 }
99 
100 static inline bool cpu_is_imx7d(void)
101 {
102 	return __mxc_cpu_type == MXC_CPU_IMX7D;
103 }
104 
105 struct cpu_op {
106 	u32 cpu_rate;
107 };
108 
109 int tzic_enable_wake(void);
110 
111 extern struct cpu_op *(*get_cpu_op)(int *op);
112 #endif
113 
114 #define imx_readl	readl_relaxed
115 #define imx_readw	readw_relaxed
116 #define imx_writel	writel_relaxed
117 #define imx_writew	writew_relaxed
118 
119 #endif /*  __ASM_ARCH_MXC_H__ */
120