1 /* 2 * Copyright 2004-2007, 2010 Freescale Semiconductor, Inc. All Rights Reserved. 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 42 #define IMX_CHIP_REVISION_1_0 0x10 43 #define IMX_CHIP_REVISION_1_1 0x11 44 #define IMX_CHIP_REVISION_1_2 0x12 45 #define IMX_CHIP_REVISION_1_3 0x13 46 #define IMX_CHIP_REVISION_1_4 0x14 47 #define IMX_CHIP_REVISION_1_5 0x15 48 #define IMX_CHIP_REVISION_2_0 0x20 49 #define IMX_CHIP_REVISION_2_1 0x21 50 #define IMX_CHIP_REVISION_2_2 0x22 51 #define IMX_CHIP_REVISION_2_3 0x23 52 #define IMX_CHIP_REVISION_3_0 0x30 53 #define IMX_CHIP_REVISION_3_1 0x31 54 #define IMX_CHIP_REVISION_3_2 0x32 55 #define IMX_CHIP_REVISION_3_3 0x33 56 #define IMX_CHIP_REVISION_UNKNOWN 0xff 57 58 #ifndef __ASSEMBLY__ 59 extern unsigned int __mxc_cpu_type; 60 #endif 61 62 #ifdef CONFIG_SOC_IMX1 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_MX1 68 # endif 69 # define cpu_is_mx1() (mxc_cpu_type == MXC_CPU_MX1) 70 #else 71 # define cpu_is_mx1() (0) 72 #endif 73 74 #ifdef CONFIG_SOC_IMX21 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_MX21 80 # endif 81 # define cpu_is_mx21() (mxc_cpu_type == MXC_CPU_MX21) 82 #else 83 # define cpu_is_mx21() (0) 84 #endif 85 86 #ifdef CONFIG_SOC_IMX25 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_MX25 92 # endif 93 # define cpu_is_mx25() (mxc_cpu_type == MXC_CPU_MX25) 94 #else 95 # define cpu_is_mx25() (0) 96 #endif 97 98 #ifdef CONFIG_SOC_IMX27 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_MX27 104 # endif 105 # define cpu_is_mx27() (mxc_cpu_type == MXC_CPU_MX27) 106 #else 107 # define cpu_is_mx27() (0) 108 #endif 109 110 #ifdef CONFIG_SOC_IMX31 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_MX31 116 # endif 117 # define cpu_is_mx31() (mxc_cpu_type == MXC_CPU_MX31) 118 #else 119 # define cpu_is_mx31() (0) 120 #endif 121 122 #ifdef CONFIG_SOC_IMX35 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_MX35 128 # endif 129 # define cpu_is_mx35() (mxc_cpu_type == MXC_CPU_MX35) 130 #else 131 # define cpu_is_mx35() (0) 132 #endif 133 134 #ifdef CONFIG_SOC_IMX51 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_MX51 140 # endif 141 # define cpu_is_mx51() (mxc_cpu_type == MXC_CPU_MX51) 142 #else 143 # define cpu_is_mx51() (0) 144 #endif 145 146 #ifdef CONFIG_SOC_IMX53 147 # ifdef mxc_cpu_type 148 # undef mxc_cpu_type 149 # define mxc_cpu_type __mxc_cpu_type 150 # else 151 # define mxc_cpu_type MXC_CPU_MX53 152 # endif 153 # define cpu_is_mx53() (mxc_cpu_type == MXC_CPU_MX53) 154 #else 155 # define cpu_is_mx53() (0) 156 #endif 157 158 #ifndef __ASSEMBLY__ 159 #ifdef CONFIG_SOC_IMX6SL 160 static inline bool cpu_is_imx6sl(void) 161 { 162 return __mxc_cpu_type == MXC_CPU_IMX6SL; 163 } 164 #else 165 static inline bool cpu_is_imx6sl(void) 166 { 167 return false; 168 } 169 #endif 170 171 static inline bool cpu_is_imx6dl(void) 172 { 173 return __mxc_cpu_type == MXC_CPU_IMX6DL; 174 } 175 176 static inline bool cpu_is_imx6sx(void) 177 { 178 return __mxc_cpu_type == MXC_CPU_IMX6SX; 179 } 180 181 static inline bool cpu_is_imx6q(void) 182 { 183 return __mxc_cpu_type == MXC_CPU_IMX6Q; 184 } 185 186 struct cpu_op { 187 u32 cpu_rate; 188 }; 189 190 int tzic_enable_wake(void); 191 192 extern struct cpu_op *(*get_cpu_op)(int *op); 193 #endif 194 195 #define cpu_is_mx3() (cpu_is_mx31() || cpu_is_mx35()) 196 #define cpu_is_mx2() (cpu_is_mx21() || cpu_is_mx27()) 197 198 #endif /* __ASM_ARCH_MXC_H__ */ 199