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 #define imx_readl readl_relaxed 197 #define imx_readw readw_relaxed 198 #define imx_writel writel_relaxed 199 #define imx_writew writew_relaxed 200 201 #endif /* __ASM_ARCH_MXC_H__ */ 202