xref: /openbmc/linux/arch/arm/mach-imx/mxc.h (revision 842ed298)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright 2004-2007, 2010-2015 Freescale Semiconductor, Inc.
4  * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
5  */
6 
7 #ifndef __ASM_ARCH_MXC_H__
8 #define __ASM_ARCH_MXC_H__
9 
10 #include <linux/types.h>
11 #include <soc/imx/cpu.h>
12 
13 #ifndef __ASM_ARCH_MXC_HARDWARE_H__
14 #error "Do not include directly."
15 #endif
16 
17 #define IMX_DDR_TYPE_LPDDR2		1
18 
19 #ifndef __ASSEMBLY__
20 
21 #ifdef CONFIG_SOC_IMX6SL
22 static inline bool cpu_is_imx6sl(void)
23 {
24 	return __mxc_cpu_type == MXC_CPU_IMX6SL;
25 }
26 #else
27 static inline bool cpu_is_imx6sl(void)
28 {
29 	return false;
30 }
31 #endif
32 
33 static inline bool cpu_is_imx6dl(void)
34 {
35 	return __mxc_cpu_type == MXC_CPU_IMX6DL;
36 }
37 
38 static inline bool cpu_is_imx6sx(void)
39 {
40 	return __mxc_cpu_type == MXC_CPU_IMX6SX;
41 }
42 
43 static inline bool cpu_is_imx6ul(void)
44 {
45 	return __mxc_cpu_type == MXC_CPU_IMX6UL;
46 }
47 
48 static inline bool cpu_is_imx6ull(void)
49 {
50 	return __mxc_cpu_type == MXC_CPU_IMX6ULL;
51 }
52 
53 static inline bool cpu_is_imx6ulz(void)
54 {
55 	return __mxc_cpu_type == MXC_CPU_IMX6ULZ;
56 }
57 
58 static inline bool cpu_is_imx6sll(void)
59 {
60 	return __mxc_cpu_type == MXC_CPU_IMX6SLL;
61 }
62 
63 static inline bool cpu_is_imx6q(void)
64 {
65 	return __mxc_cpu_type == MXC_CPU_IMX6Q;
66 }
67 
68 static inline bool cpu_is_imx7d(void)
69 {
70 	return __mxc_cpu_type == MXC_CPU_IMX7D;
71 }
72 
73 struct cpu_op {
74 	u32 cpu_rate;
75 };
76 
77 int tzic_enable_wake(void);
78 
79 extern struct cpu_op *(*get_cpu_op)(int *op);
80 #endif
81 
82 #define imx_readl	readl_relaxed
83 #define imx_readw	readw_relaxed
84 #define imx_writel	writel_relaxed
85 #define imx_writew	writew_relaxed
86 
87 #endif /*  __ASM_ARCH_MXC_H__ */
88