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_IMX6Q 0x63 40 41 #define IMX_CHIP_REVISION_1_0 0x10 42 #define IMX_CHIP_REVISION_1_1 0x11 43 #define IMX_CHIP_REVISION_1_2 0x12 44 #define IMX_CHIP_REVISION_1_3 0x13 45 #define IMX_CHIP_REVISION_2_0 0x20 46 #define IMX_CHIP_REVISION_2_1 0x21 47 #define IMX_CHIP_REVISION_2_2 0x22 48 #define IMX_CHIP_REVISION_2_3 0x23 49 #define IMX_CHIP_REVISION_3_0 0x30 50 #define IMX_CHIP_REVISION_3_1 0x31 51 #define IMX_CHIP_REVISION_3_2 0x32 52 #define IMX_CHIP_REVISION_3_3 0x33 53 #define IMX_CHIP_REVISION_UNKNOWN 0xff 54 55 #ifndef __ASSEMBLY__ 56 extern unsigned int __mxc_cpu_type; 57 #endif 58 59 #ifdef CONFIG_SOC_IMX1 60 # ifdef mxc_cpu_type 61 # undef mxc_cpu_type 62 # define mxc_cpu_type __mxc_cpu_type 63 # else 64 # define mxc_cpu_type MXC_CPU_MX1 65 # endif 66 # define cpu_is_mx1() (mxc_cpu_type == MXC_CPU_MX1) 67 #else 68 # define cpu_is_mx1() (0) 69 #endif 70 71 #ifdef CONFIG_SOC_IMX21 72 # ifdef mxc_cpu_type 73 # undef mxc_cpu_type 74 # define mxc_cpu_type __mxc_cpu_type 75 # else 76 # define mxc_cpu_type MXC_CPU_MX21 77 # endif 78 # define cpu_is_mx21() (mxc_cpu_type == MXC_CPU_MX21) 79 #else 80 # define cpu_is_mx21() (0) 81 #endif 82 83 #ifdef CONFIG_SOC_IMX25 84 # ifdef mxc_cpu_type 85 # undef mxc_cpu_type 86 # define mxc_cpu_type __mxc_cpu_type 87 # else 88 # define mxc_cpu_type MXC_CPU_MX25 89 # endif 90 # define cpu_is_mx25() (mxc_cpu_type == MXC_CPU_MX25) 91 #else 92 # define cpu_is_mx25() (0) 93 #endif 94 95 #ifdef CONFIG_SOC_IMX27 96 # ifdef mxc_cpu_type 97 # undef mxc_cpu_type 98 # define mxc_cpu_type __mxc_cpu_type 99 # else 100 # define mxc_cpu_type MXC_CPU_MX27 101 # endif 102 # define cpu_is_mx27() (mxc_cpu_type == MXC_CPU_MX27) 103 #else 104 # define cpu_is_mx27() (0) 105 #endif 106 107 #ifdef CONFIG_SOC_IMX31 108 # ifdef mxc_cpu_type 109 # undef mxc_cpu_type 110 # define mxc_cpu_type __mxc_cpu_type 111 # else 112 # define mxc_cpu_type MXC_CPU_MX31 113 # endif 114 # define cpu_is_mx31() (mxc_cpu_type == MXC_CPU_MX31) 115 #else 116 # define cpu_is_mx31() (0) 117 #endif 118 119 #ifdef CONFIG_SOC_IMX35 120 # ifdef mxc_cpu_type 121 # undef mxc_cpu_type 122 # define mxc_cpu_type __mxc_cpu_type 123 # else 124 # define mxc_cpu_type MXC_CPU_MX35 125 # endif 126 # define cpu_is_mx35() (mxc_cpu_type == MXC_CPU_MX35) 127 #else 128 # define cpu_is_mx35() (0) 129 #endif 130 131 #ifdef CONFIG_SOC_IMX51 132 # ifdef mxc_cpu_type 133 # undef mxc_cpu_type 134 # define mxc_cpu_type __mxc_cpu_type 135 # else 136 # define mxc_cpu_type MXC_CPU_MX51 137 # endif 138 # define cpu_is_mx51() (mxc_cpu_type == MXC_CPU_MX51) 139 #else 140 # define cpu_is_mx51() (0) 141 #endif 142 143 #ifdef CONFIG_SOC_IMX53 144 # ifdef mxc_cpu_type 145 # undef mxc_cpu_type 146 # define mxc_cpu_type __mxc_cpu_type 147 # else 148 # define mxc_cpu_type MXC_CPU_MX53 149 # endif 150 # define cpu_is_mx53() (mxc_cpu_type == MXC_CPU_MX53) 151 #else 152 # define cpu_is_mx53() (0) 153 #endif 154 155 #ifndef __ASSEMBLY__ 156 static inline bool cpu_is_imx6dl(void) 157 { 158 return __mxc_cpu_type == MXC_CPU_IMX6DL; 159 } 160 161 static inline bool cpu_is_imx6q(void) 162 { 163 return __mxc_cpu_type == MXC_CPU_IMX6Q; 164 } 165 166 struct cpu_op { 167 u32 cpu_rate; 168 }; 169 170 int tzic_enable_wake(void); 171 172 extern struct cpu_op *(*get_cpu_op)(int *op); 173 #endif 174 175 #define cpu_is_mx3() (cpu_is_mx31() || cpu_is_mx35()) 176 #define cpu_is_mx2() (cpu_is_mx21() || cpu_is_mx27()) 177 178 #endif /* __ASM_ARCH_MXC_H__ */ 179