arch/arm/mach-mxs/include/mach/mxs.h

   1 /*
   2  * Copyright (C) 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   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 along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #ifndef __MACH_MXS_H__
  20 #define __MACH_MXS_H__
  21
  22 #ifndef __ASSEMBLER__
  23 #include <linux/io.h>
  24 #endif
  25 #include <asm/mach-types.h>
  26 #include <mach/hardware.h>
  27
  28 /*
  29  * MXS CPU types
  30  */
  31 #define cpu_is_mx23()           (                                       \
  32                 machine_is_mx23evk() ||                                 \
  33                 machine_is_stmp378x() ||                                \
  34                 0)
  35 #define cpu_is_mx28()           (                                       \
  36                 machine_is_mx28evk() ||                                 \
  37                 machine_is_m28evk() ||                                  \
  38                 machine_is_tx28() ||                                    \
  39                 0)
  40
  41 /*
  42  * IO addresses common to MXS-based
  43  */
  44 #define MXS_IO_BASE_ADDR                0x80000000
  45 #define MXS_IO_SIZE                     SZ_1M
  46
  47 #define MXS_ICOLL_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x000000)
  48 #define MXS_APBH_DMA_BASE_ADDR          (MXS_IO_BASE_ADDR + 0x004000)
  49 #define MXS_BCH_BASE_ADDR               (MXS_IO_BASE_ADDR + 0x00a000)
  50 #define MXS_GPMI_BASE_ADDR              (MXS_IO_BASE_ADDR + 0x00c000)
  51 #define MXS_PINCTRL_BASE_ADDR           (MXS_IO_BASE_ADDR + 0x018000)
  52 #define MXS_DIGCTL_BASE_ADDR            (MXS_IO_BASE_ADDR + 0x01c000)
  53 #define MXS_APBX_DMA_BASE_ADDR          (MXS_IO_BASE_ADDR + 0x024000)
  54 #define MXS_DCP_BASE_ADDR               (MXS_IO_BASE_ADDR + 0x028000)
  55 #define MXS_PXP_BASE_ADDR               (MXS_IO_BASE_ADDR + 0x02a000)
  56 #define MXS_OCOTP_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x02c000)
  57 #define MXS_AXI_AHB0_BASE_ADDR          (MXS_IO_BASE_ADDR + 0x02e000)
  58 #define MXS_LCDIF_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x030000)
  59 #define MXS_CLKCTRL_BASE_ADDR           (MXS_IO_BASE_ADDR + 0x040000)
  60 #define MXS_SAIF0_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x042000)
  61 #define MXS_POWER_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x044000)
  62 #define MXS_SAIF1_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x046000)
  63 #define MXS_LRADC_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x050000)
  64 #define MXS_SPDIF_BASE_ADDR             (MXS_IO_BASE_ADDR + 0x054000)
  65 #define MXS_I2C0_BASE_ADDR              (MXS_IO_BASE_ADDR + 0x058000)
  66 #define MXS_PWM_BASE_ADDR               (MXS_IO_BASE_ADDR + 0x064000)
  67 #define MXS_TIMROT_BASE_ADDR            (MXS_IO_BASE_ADDR + 0x068000)
  68 #define MXS_AUART1_BASE_ADDR            (MXS_IO_BASE_ADDR + 0x06c000)
  69 #define MXS_AUART2_BASE_ADDR            (MXS_IO_BASE_ADDR + 0x06e000)
  70 #define MXS_DRAM_BASE_ADDR              (MXS_IO_BASE_ADDR + 0x0e0000)
  71
  72 /*
  73  * It maps the whole address space to [0xf4000000, 0xf50fffff].
  74  *
  75  *      OCRAM   0x00000000+0x020000     ->      0xf4000000+0x020000
  76  *      IO      0x80000000+0x100000     ->      0xf5000000+0x100000
  77  */
  78 #define MXS_IO_P2V(x)   (0xf4000000 +                                   \
  79                         (((x) & 0x80000000) >> 7) +                     \
  80                         (((x) & 0x000fffff)))
  81
  82 #define MXS_IO_ADDRESS(x)       IOMEM(MXS_IO_P2V(x))
  83
  84 #define mxs_map_entry(soc, name, _type) {                               \
  85         .virtual = soc ## _IO_P2V(soc ## _ ## name ## _BASE_ADDR),      \
  86         .pfn = __phys_to_pfn(soc ## _ ## name ## _BASE_ADDR),           \
  87         .length = soc ## _ ## name ## _SIZE,                            \
  88         .type = _type,                                                  \
  89 }
  90
  91 #define MXS_GPIO_NR(bank, nr)   ((bank) * 32 + (nr))
  92
  93 #define MXS_SET_ADDR            0x4
  94 #define MXS_CLR_ADDR            0x8
  95 #define MXS_TOG_ADDR            0xc
  96
  97 #ifndef __ASSEMBLER__
  98 static inline void __mxs_setl(u32 mask, void __iomem *reg)
  99 {
 100         __raw_writel(mask, reg + MXS_SET_ADDR);
 101 }
 102
 103 static inline void __mxs_clrl(u32 mask, void __iomem *reg)
 104 {
 105         __raw_writel(mask, reg + MXS_CLR_ADDR);
 106 }
 107
 108 static inline void __mxs_togl(u32 mask, void __iomem *reg)
 109 {
 110         __raw_writel(mask, reg + MXS_TOG_ADDR);
 111 }
 112 #endif
 113
 114 #endif /* __MACH_MXS_H__ */