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 38 #define IMX_CHIP_REVISION_1_0 0x10 39 #define IMX_CHIP_REVISION_1_1 0x11 40 #define IMX_CHIP_REVISION_1_2 0x12 41 #define IMX_CHIP_REVISION_1_3 0x13 42 #define IMX_CHIP_REVISION_2_0 0x20 43 #define IMX_CHIP_REVISION_2_1 0x21 44 #define IMX_CHIP_REVISION_2_2 0x22 45 #define IMX_CHIP_REVISION_2_3 0x23 46 #define IMX_CHIP_REVISION_3_0 0x30 47 #define IMX_CHIP_REVISION_3_1 0x31 48 #define IMX_CHIP_REVISION_3_2 0x32 49 #define IMX_CHIP_REVISION_3_3 0x33 50 #define IMX_CHIP_REVISION_UNKNOWN 0xff 51 52 #ifndef __ASSEMBLY__ 53 extern unsigned int __mxc_cpu_type; 54 #endif 55 56 #ifdef CONFIG_SOC_IMX1 57 # ifdef mxc_cpu_type 58 # undef mxc_cpu_type 59 # define mxc_cpu_type __mxc_cpu_type 60 # else 61 # define mxc_cpu_type MXC_CPU_MX1 62 # endif 63 # define cpu_is_mx1() (mxc_cpu_type == MXC_CPU_MX1) 64 #else 65 # define cpu_is_mx1() (0) 66 #endif 67 68 #ifdef CONFIG_SOC_IMX21 69 # ifdef mxc_cpu_type 70 # undef mxc_cpu_type 71 # define mxc_cpu_type __mxc_cpu_type 72 # else 73 # define mxc_cpu_type MXC_CPU_MX21 74 # endif 75 # define cpu_is_mx21() (mxc_cpu_type == MXC_CPU_MX21) 76 #else 77 # define cpu_is_mx21() (0) 78 #endif 79 80 #ifdef CONFIG_SOC_IMX25 81 # ifdef mxc_cpu_type 82 # undef mxc_cpu_type 83 # define mxc_cpu_type __mxc_cpu_type 84 # else 85 # define mxc_cpu_type MXC_CPU_MX25 86 # endif 87 # define cpu_is_mx25() (mxc_cpu_type == MXC_CPU_MX25) 88 #else 89 # define cpu_is_mx25() (0) 90 #endif 91 92 #ifdef CONFIG_SOC_IMX27 93 # ifdef mxc_cpu_type 94 # undef mxc_cpu_type 95 # define mxc_cpu_type __mxc_cpu_type 96 # else 97 # define mxc_cpu_type MXC_CPU_MX27 98 # endif 99 # define cpu_is_mx27() (mxc_cpu_type == MXC_CPU_MX27) 100 #else 101 # define cpu_is_mx27() (0) 102 #endif 103 104 #ifdef CONFIG_SOC_IMX31 105 # ifdef mxc_cpu_type 106 # undef mxc_cpu_type 107 # define mxc_cpu_type __mxc_cpu_type 108 # else 109 # define mxc_cpu_type MXC_CPU_MX31 110 # endif 111 # define cpu_is_mx31() (mxc_cpu_type == MXC_CPU_MX31) 112 #else 113 # define cpu_is_mx31() (0) 114 #endif 115 116 #ifdef CONFIG_SOC_IMX35 117 # ifdef mxc_cpu_type 118 # undef mxc_cpu_type 119 # define mxc_cpu_type __mxc_cpu_type 120 # else 121 # define mxc_cpu_type MXC_CPU_MX35 122 # endif 123 # define cpu_is_mx35() (mxc_cpu_type == MXC_CPU_MX35) 124 #else 125 # define cpu_is_mx35() (0) 126 #endif 127 128 #ifdef CONFIG_SOC_IMX51 129 # ifdef mxc_cpu_type 130 # undef mxc_cpu_type 131 # define mxc_cpu_type __mxc_cpu_type 132 # else 133 # define mxc_cpu_type MXC_CPU_MX51 134 # endif 135 # define cpu_is_mx51() (mxc_cpu_type == MXC_CPU_MX51) 136 #else 137 # define cpu_is_mx51() (0) 138 #endif 139 140 #ifdef CONFIG_SOC_IMX53 141 # ifdef mxc_cpu_type 142 # undef mxc_cpu_type 143 # define mxc_cpu_type __mxc_cpu_type 144 # else 145 # define mxc_cpu_type MXC_CPU_MX53 146 # endif 147 # define cpu_is_mx53() (mxc_cpu_type == MXC_CPU_MX53) 148 #else 149 # define cpu_is_mx53() (0) 150 #endif 151 152 #ifndef __ASSEMBLY__ 153 154 struct cpu_op { 155 u32 cpu_rate; 156 }; 157 158 int tzic_enable_wake(void); 159 160 extern struct cpu_op *(*get_cpu_op)(int *op); 161 #endif 162 163 #define cpu_is_mx3() (cpu_is_mx31() || cpu_is_mx35()) 164 #define cpu_is_mx2() (cpu_is_mx21() || cpu_is_mx27()) 165 166 #endif /* __ASM_ARCH_MXC_H__ */ 167