arch/arm/mach-imx/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 "../hardware.h"
  10 #include "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_IMX1
  25 const struct imx_spi_imx_data imx1_cspi_data[] __initconst = {
  26 #define imx1_cspi_data_entry(_id, _hwid) \
  27         imx_spi_imx_data_entry(MX1, CSPI, "imx1-cspi", _id, _hwid, SZ_4K)
  28         imx1_cspi_data_entry(0, 1),
  29         imx1_cspi_data_entry(1, 2),
  30 };
  31 #endif
  32
  33 #ifdef CONFIG_SOC_IMX21
  34 const struct imx_spi_imx_data imx21_cspi_data[] __initconst = {
  35 #define imx21_cspi_data_entry(_id, _hwid)                            \
  36         imx_spi_imx_data_entry(MX21, CSPI, "imx21-cspi", _id, _hwid, SZ_4K)
  37         imx21_cspi_data_entry(0, 1),
  38         imx21_cspi_data_entry(1, 2),
  39 };
  40 #endif
  41
  42 #ifdef CONFIG_SOC_IMX25
  43 /* i.mx25 has the i.mx35 type cspi */
  44 const struct imx_spi_imx_data imx25_cspi_data[] __initconst = {
  45 #define imx25_cspi_data_entry(_id, _hwid)                               \
  46         imx_spi_imx_data_entry(MX25, CSPI, "imx35-cspi", _id, _hwid, SZ_16K)
  47         imx25_cspi_data_entry(0, 1),
  48         imx25_cspi_data_entry(1, 2),
  49         imx25_cspi_data_entry(2, 3),
  50 };
  51 #endif /* ifdef CONFIG_SOC_IMX25 */
  52
  53 #ifdef CONFIG_SOC_IMX27
  54 const struct imx_spi_imx_data imx27_cspi_data[] __initconst = {
  55 #define imx27_cspi_data_entry(_id, _hwid)                               \
  56         imx_spi_imx_data_entry(MX27, CSPI, "imx27-cspi", _id, _hwid, SZ_4K)
  57         imx27_cspi_data_entry(0, 1),
  58         imx27_cspi_data_entry(1, 2),
  59         imx27_cspi_data_entry(2, 3),
  60 };
  61 #endif /* ifdef CONFIG_SOC_IMX27 */
  62
  63 #ifdef CONFIG_SOC_IMX31
  64 const struct imx_spi_imx_data imx31_cspi_data[] __initconst = {
  65 #define imx31_cspi_data_entry(_id, _hwid)                               \
  66         imx_spi_imx_data_entry(MX31, CSPI, "imx31-cspi", _id, _hwid, SZ_4K)
  67         imx31_cspi_data_entry(0, 1),
  68         imx31_cspi_data_entry(1, 2),
  69         imx31_cspi_data_entry(2, 3),
  70 };
  71 #endif /* ifdef CONFIG_SOC_IMX31 */
  72
  73 #ifdef CONFIG_SOC_IMX35
  74 const struct imx_spi_imx_data imx35_cspi_data[] __initconst = {
  75 #define imx35_cspi_data_entry(_id, _hwid)                           \
  76         imx_spi_imx_data_entry(MX35, CSPI, "imx35-cspi", _id, _hwid, SZ_4K)
  77         imx35_cspi_data_entry(0, 1),
  78         imx35_cspi_data_entry(1, 2),
  79 };
  80 #endif /* ifdef CONFIG_SOC_IMX35 */
  81
  82 struct platform_device *__init imx_add_spi_imx(
  83                 const struct imx_spi_imx_data *data,
  84                 const struct spi_imx_master *pdata)
  85 {
  86         struct resource res[] = {
  87                 {
  88                         .start = data->iobase,
  89                         .end = data->iobase + data->iosize - 1,
  90                         .flags = IORESOURCE_MEM,
  91                 }, {
  92                         .start = data->irq,
  93                         .end = data->irq,
  94                         .flags = IORESOURCE_IRQ,
  95                 },
  96         };
  97
  98         return imx_add_platform_device(data->devid, data->id,
  99                         res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
 100 }