kernel/arch/arm/mach-imx/devices/platform-imx-keypad.c

   1 /*
   2  * Copyright (C) 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_imx_keypad_data_entry_single(soc, _size)                    \
  13         {                                                               \
  14                 .iobase = soc ## _KPP_BASE_ADDR,                        \
  15                 .iosize = _size,                                        \
  16                 .irq = soc ## _INT_KPP,                                 \
  17         }
  18
  19 #ifdef CONFIG_SOC_IMX21
  20 const struct imx_imx_keypad_data imx21_imx_keypad_data __initconst =
  21         imx_imx_keypad_data_entry_single(MX21, SZ_16);
  22 #endif /* ifdef CONFIG_SOC_IMX21 */
  23
  24 #ifdef CONFIG_SOC_IMX27
  25 const struct imx_imx_keypad_data imx27_imx_keypad_data __initconst =
  26         imx_imx_keypad_data_entry_single(MX27, SZ_16);
  27 #endif /* ifdef CONFIG_SOC_IMX27 */
  28
  29 #ifdef CONFIG_SOC_IMX31
  30 const struct imx_imx_keypad_data imx31_imx_keypad_data __initconst =
  31         imx_imx_keypad_data_entry_single(MX31, SZ_16);
  32 #endif /* ifdef CONFIG_SOC_IMX31 */
  33
  34 #ifdef CONFIG_SOC_IMX35
  35 const struct imx_imx_keypad_data imx35_imx_keypad_data __initconst =
  36         imx_imx_keypad_data_entry_single(MX35, SZ_16);
  37 #endif /* ifdef CONFIG_SOC_IMX35 */
  38
  39 struct platform_device *__init imx_add_imx_keypad(
  40                 const struct imx_imx_keypad_data *data,
  41                 const struct matrix_keymap_data *pdata)
  42 {
  43         struct resource res[] = {
  44                 {
  45                         .start = data->iobase,
  46                         .end = data->iobase + data->iosize - 1,
  47                         .flags = IORESOURCE_MEM,
  48                 }, {
  49                         .start = data->irq,
  50                         .end = data->irq,
  51                         .flags = IORESOURCE_IRQ,
  52                 },
  53         };
  54
  55         return imx_add_platform_device("imx-keypad", -1,
  56                         res, ARRAY_SIZE(res), pdata, sizeof(*pdata));
  57 }