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_IMX6DL 0x61 38 #define MXC_CPU_IMX6Q 0x63 39 40 #define IMX_CHIP_REVISION_1_0 0x10 41 #define IMX_CHIP_REVISION_1_1 0x11 42 #define IMX_CHIP_REVISION_1_2 0x12 43 #define IMX_CHIP_REVISION_1_3 0x13 44 #define IMX_CHIP_REVISION_2_0 0x20 45 #define IMX_CHIP_REVISION_2_1 0x21 46 #define IMX_CHIP_REVISION_2_2 0x22 47 #define IMX_CHIP_REVISION_2_3 0x23 48 #define IMX_CHIP_REVISION_3_0 0x30 49 #define IMX_CHIP_REVISION_3_1 0x31 50 #define IMX_CHIP_REVISION_3_2 0x32 51 #define IMX_CHIP_REVISION_3_3 0x33 52 #define IMX_CHIP_REVISION_UNKNOWN 0xff 53 54 #ifndef __ASSEMBLY__ 55 extern unsigned int __mxc_cpu_type; 56 #endif 57 58 #ifdef CONFIG_SOC_IMX1 59 # ifdef mxc_cpu_type 60 # undef mxc_cpu_type 61 # define mxc_cpu_type __mxc_cpu_type 62 # else 63 # define mxc_cpu_type MXC_CPU_MX1 64 # endif 65 # define cpu_is_mx1() (mxc_cpu_type == MXC_CPU_MX1) 66 #else 67 # define cpu_is_mx1() (0) 68 #endif 69 70 #ifdef CONFIG_SOC_IMX21 71 # ifdef mxc_cpu_type 72 # undef mxc_cpu_type 73 # define mxc_cpu_type __mxc_cpu_type 74 # else 75 # define mxc_cpu_type MXC_CPU_MX21 76 # endif 77 # define cpu_is_mx21() (mxc_cpu_type == MXC_CPU_MX21) 78 #else 79 # define cpu_is_mx21() (0) 80 #endif 81 82 #ifdef CONFIG_SOC_IMX25 83 # ifdef mxc_cpu_type 84 # undef mxc_cpu_type 85 # define mxc_cpu_type __mxc_cpu_type 86 # else 87 # define mxc_cpu_type MXC_CPU_MX25 88 # endif 89 # define cpu_is_mx25() (mxc_cpu_type == MXC_CPU_MX25) 90 #else 91 # define cpu_is_mx25() (0) 92 #endif 93 94 #ifdef CONFIG_SOC_IMX27 95 # ifdef mxc_cpu_type 96 # undef mxc_cpu_type 97 # define mxc_cpu_type __mxc_cpu_type 98 # else 99 # define mxc_cpu_type MXC_CPU_MX27 100 # endif 101 # define cpu_is_mx27() (mxc_cpu_type == MXC_CPU_MX27) 102 #else 103 # define cpu_is_mx27() (0) 104 #endif 105 106 #ifdef CONFIG_SOC_IMX31 107 # ifdef mxc_cpu_type 108 # undef mxc_cpu_type 109 # define mxc_cpu_type __mxc_cpu_type 110 # else 111 # define mxc_cpu_type MXC_CPU_MX31 112 # endif 113 # define cpu_is_mx31() (mxc_cpu_type == MXC_CPU_MX31) 114 #else 115 # define cpu_is_mx31() (0) 116 #endif 117 118 #ifdef CONFIG_SOC_IMX35 119 # ifdef mxc_cpu_type 120 # undef mxc_cpu_type 121 # define mxc_cpu_type __mxc_cpu_type 122 # else 123 # define mxc_cpu_type MXC_CPU_MX35 124 # endif 125 # define cpu_is_mx35() (mxc_cpu_type == MXC_CPU_MX35) 126 #else 127 # define cpu_is_mx35() (0) 128 #endif 129 130 #ifdef CONFIG_SOC_IMX51 131 # ifdef mxc_cpu_type 132 # undef mxc_cpu_type 133 # define mxc_cpu_type __mxc_cpu_type 134 # else 135 # define mxc_cpu_type MXC_CPU_MX51 136 # endif 137 # define cpu_is_mx51() (mxc_cpu_type == MXC_CPU_MX51) 138 #else 139 # define cpu_is_mx51() (0) 140 #endif 141 142 #ifdef CONFIG_SOC_IMX53 143 # ifdef mxc_cpu_type 144 # undef mxc_cpu_type 145 # define mxc_cpu_type __mxc_cpu_type 146 # else 147 # define mxc_cpu_type MXC_CPU_MX53 148 # endif 149 # define cpu_is_mx53() (mxc_cpu_type == MXC_CPU_MX53) 150 #else 151 # define cpu_is_mx53() (0) 152 #endif 153 154 #ifndef __ASSEMBLY__ 155 static inline bool cpu_is_imx6dl(void) 156 { 157 return __mxc_cpu_type == MXC_CPU_IMX6DL; 158 } 159 160 static inline bool cpu_is_imx6q(void) 161 { 162 return __mxc_cpu_type == MXC_CPU_IMX6Q; 163 } 164 165 struct cpu_op { 166 u32 cpu_rate; 167 }; 168 169 int tzic_enable_wake(void); 170 171 extern struct cpu_op *(*get_cpu_op)(int *op); 172 #endif 173 174 #define cpu_is_mx3() (cpu_is_mx31() || cpu_is_mx35()) 175 #define cpu_is_mx2() (cpu_is_mx21() || cpu_is_mx27()) 176 177 #endif /* __ASM_ARCH_MXC_H__ */ 178