arch/arm/plat-mxc/devices/platform-spi_imx.c

   1 /*
   2  * Copyright (C) 2009-2010 Pengutronix
   3  * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under
   6  * the terms of the GNU General Public License version 2 as published by the
   7  * Free Software Foundation.
   8  */
   9 #include <mach/hardware.h>
  10 #include <mach/devices-common.h>
  11
  12 #define imx_spi_imx_data_entry_single(soc, type, _devid, _id, hwid, _size) \
  13         {                                                               \
  14                 .devid = _devid,                                        \
  15                 .id = _id,                                              \
  16                 .iobase = soc ## _ ## type ## hwid ## _BASE_ADDR,       \
  17                 .iosize = _size,                                        \
  18                 .irq = soc ## _INT_ ## type ## hwid,                    \
  19         }
  20
  21 #define imx_spi_imx_data_entry(soc, type, devid, id, hwid, size)        \
  22         [id] = imx_spi_imx_data_entry_single(soc, type, devid, id, hwid, size)
  23
  24 #ifdef CONFIG_SOC_IMX21
  25 const struct imx_spi_imx_data imx21_cspi_data[] __initconst = {
  26 #define imx21_cspi_data_entry(_id, _hwid)                            \
  27         imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K)
  28         imx21_cspi_data_entry(0, 1),
  29         imx21_cspi_data_entry(1, 2),
  30 #endif
  31
  32 #ifdef CONFIG_ARCH_MX25
  33 const struct imx_spi_imx_data imx25_cspi_data[] __initconst = {
  34 #define imx25_cspi_data_entry(_id, _hwid)                               \
  35         imx_spi_imx_data_entry(MX25, CSPI, "imx25-cspi", _id, _hwid, SZ_16K)
  36         imx25_cspi_data_entry(0, 1),
  37         imx25_cspi_data_entry(1, 2),
  38         imx25_cspi_data_entry(2, 3),
  39 };
  40 #endif /* ifdef CONFIG_ARCH_MX25 */
  41
  42 #ifdef CONFIG_SOC_IMX27
  43 const struct imx_spi_imx_data imx27_cspi_data[] __initconst = {
  44 #define imx27_cspi_data_entry(_id, _hwid)                               \
  45         imx_spi_imx_data_entry(MX27, CSPI, "imx27-cspi", _id, _hwid, SZ_4K)
  46         imx27_cspi_data_entry(0, 1),
  47         imx27_cspi_data_entry(1, 2),
  48         imx27_cspi_data_entry(2, 3),
  49 };
  50 #endif /* ifdef CONFIG_SOC_IMX27 */
  51
  52 #ifdef CONFIG_ARCH_MX31
  53 const struct imx_spi_imx_data imx31_cspi_data[] __initconst = {
  54 #define imx31_cspi_data_entry(_id, _hwid)                               \
  55         imx_spi_imx_data_entry(MX31, CSPI, "imx31-cspi", _id, _hwid, SZ_4K)
  56         imx31_cspi_data_entry(0, 1),
  57         imx31_cspi_data_entry(1, 2),
  58         imx31_cspi_data_entry(2, 3),
  59 };
  60 #endif /* ifdef CONFIG_ARCH_MX31 */
  61
  62 #ifdef CONFIG_ARCH_MX35
  63 const struct imx_spi_imx_data imx35_cspi_data[] __initconst = {
  64 #define imx35_cspi_data_entry(_id, _hwid)                           \
  65         imx_spi_imx_data_entry(MX35, CSPI, "imx35-cspi", _id, _hwid, SZ_4K)
  66         imx35_cspi_data_entry(0, 1),
  67         imx35_cspi_data_entry(1, 2),
  68 };
  69 #endif /* ifdef CONFIG_ARCH_MX35 */
  70
  71 #ifdef CONFIG_ARCH_MX51
  72 const struct imx_spi_imx_data imx51_cspi_data __initconst =
  73         imx_spi_imx_data_entry_single(MX51, CSPI, "imx51-cspi", 0, , SZ_4K);
  74
  75 const struct imx_spi_imx_data imx51_ecspi_data[] __initconst = {
  76 #define imx51_ecspi_data_entry(_id, _hwid)                              \
  77         imx_spi_imx_data_entry(MX51, ECSPI, "imx51-ecspi", _id, _hwid, SZ_4K)
  78         imx51_ecspi_data_entry(0, 1),
  79         imx51_ecspi_data_entry(1, 2),
  80 };
  81 #endif /* ifdef CONFIG_ARCH_MX51 */
  82
  83 struct platform_device *__init imx_add_spi_imx(
  84                 const struct imx_spi_imx_data *data,
  85                 const struct spi_imx_master *pdata)
  86 {
  87         struct resource res[] = {
  88                 {
  89                         .start = data->iobase,
  90                         .end = data->iobase + data->iosize - 1,
  91                         .flags = IORESOURCE_MEM,
  92                 }, {
  93                         .start = data->irq,
  94                         .end = data->irq,
  95                         .flags = IORESOURCE_IRQ,
  96                 },
  97         };
  98
  99         return imx_add_platform_device(data->devid, data->id,
 100                         res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
 101 }