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_IMX7D 0x72 42 43 #define IMX_DDR_TYPE_LPDDR2 1 44 45 #ifndef __ASSEMBLY__ 46 extern unsigned int __mxc_cpu_type; 47 #endif 48 49 #ifdef CONFIG_SOC_IMX1 50 # ifdef mxc_cpu_type 51 # undef mxc_cpu_type 52 # define mxc_cpu_type __mxc_cpu_type 53 # else 54 # define mxc_cpu_type MXC_CPU_MX1 55 # endif 56 # define cpu_is_mx1() (mxc_cpu_type == MXC_CPU_MX1) 57 #else 58 # define cpu_is_mx1() (0) 59 #endif 60 61 #ifdef CONFIG_SOC_IMX21 62 # ifdef mxc_cpu_type 63 # undef mxc_cpu_type 64 # define mxc_cpu_type __mxc_cpu_type 65 # else 66 # define mxc_cpu_type MXC_CPU_MX21 67 # endif 68 # define cpu_is_mx21() (mxc_cpu_type == MXC_CPU_MX21) 69 #else 70 # define cpu_is_mx21() (0) 71 #endif 72 73 #ifdef CONFIG_SOC_IMX25 74 # ifdef mxc_cpu_type 75 # undef mxc_cpu_type 76 # define mxc_cpu_type __mxc_cpu_type 77 # else 78 # define mxc_cpu_type MXC_CPU_MX25 79 # endif 80 # define cpu_is_mx25() (mxc_cpu_type == MXC_CPU_MX25) 81 #else 82 # define cpu_is_mx25() (0) 83 #endif 84 85 #ifdef CONFIG_SOC_IMX27 86 # ifdef mxc_cpu_type 87 # undef mxc_cpu_type 88 # define mxc_cpu_type __mxc_cpu_type 89 # else 90 # define mxc_cpu_type MXC_CPU_MX27 91 # endif 92 # define cpu_is_mx27() (mxc_cpu_type == MXC_CPU_MX27) 93 #else 94 # define cpu_is_mx27() (0) 95 #endif 96 97 #ifdef CONFIG_SOC_IMX31 98 # ifdef mxc_cpu_type 99 # undef mxc_cpu_type 100 # define mxc_cpu_type __mxc_cpu_type 101 # else 102 # define mxc_cpu_type MXC_CPU_MX31 103 # endif 104 # define cpu_is_mx31() (mxc_cpu_type == MXC_CPU_MX31) 105 #else 106 # define cpu_is_mx31() (0) 107 #endif 108 109 #ifdef CONFIG_SOC_IMX35 110 # ifdef mxc_cpu_type 111 # undef mxc_cpu_type 112 # define mxc_cpu_type __mxc_cpu_type 113 # else 114 # define mxc_cpu_type MXC_CPU_MX35 115 # endif 116 # define cpu_is_mx35() (mxc_cpu_type == MXC_CPU_MX35) 117 #else 118 # define cpu_is_mx35() (0) 119 #endif 120 121 #ifdef CONFIG_SOC_IMX51 122 # ifdef mxc_cpu_type 123 # undef mxc_cpu_type 124 # define mxc_cpu_type __mxc_cpu_type 125 # else 126 # define mxc_cpu_type MXC_CPU_MX51 127 # endif 128 # define cpu_is_mx51() (mxc_cpu_type == MXC_CPU_MX51) 129 #else 130 # define cpu_is_mx51() (0) 131 #endif 132 133 #ifdef CONFIG_SOC_IMX53 134 # ifdef mxc_cpu_type 135 # undef mxc_cpu_type 136 # define mxc_cpu_type __mxc_cpu_type 137 # else 138 # define mxc_cpu_type MXC_CPU_MX53 139 # endif 140 # define cpu_is_mx53() (mxc_cpu_type == MXC_CPU_MX53) 141 #else 142 # define cpu_is_mx53() (0) 143 #endif 144 145 #ifndef __ASSEMBLY__ 146 #ifdef CONFIG_SOC_IMX6SL 147 static inline bool cpu_is_imx6sl(void) 148 { 149 return __mxc_cpu_type == MXC_CPU_IMX6SL; 150 } 151 #else 152 static inline bool cpu_is_imx6sl(void) 153 { 154 return false; 155 } 156 #endif 157 158 static inline bool cpu_is_imx6dl(void) 159 { 160 return __mxc_cpu_type == MXC_CPU_IMX6DL; 161 } 162 163 static inline bool cpu_is_imx6sx(void) 164 { 165 return __mxc_cpu_type == MXC_CPU_IMX6SX; 166 } 167 168 static inline bool cpu_is_imx6q(void) 169 { 170 return __mxc_cpu_type == MXC_CPU_IMX6Q; 171 } 172 173 static inline bool cpu_is_imx7d(void) 174 { 175 return __mxc_cpu_type == MXC_CPU_IMX7D; 176 } 177 178 struct cpu_op { 179 u32 cpu_rate; 180 }; 181 182 int tzic_enable_wake(void); 183 184 extern struct cpu_op *(*get_cpu_op)(int *op); 185 #endif 186 187 #define cpu_is_mx3() (cpu_is_mx31() || cpu_is_mx35()) 188 #define cpu_is_mx2() (cpu_is_mx21() || cpu_is_mx27()) 189 190 #endif /* __ASM_ARCH_MXC_H__ */ 191