arch/arm/mach-ux500/board-mop500-u8500uib.c

   1 /*
   2  * Copyright (C) ST-Ericsson SA 2010
   3  *
   4  * Board data for the U8500 UIB, also known as the New UIB
   5  * License terms: GNU General Public License (GPL), version 2
   6  */
   7
   8 #include <linux/kernel.h>
   9 #include <linux/init.h>
  10 #include <linux/i2c.h>
  11 #include <linux/gpio.h>
  12 #include <linux/interrupt.h>
  13 #include <linux/mfd/tc3589x.h>
  14 #include <linux/input/matrix_keypad.h>
  15
  16 #include <mach/gpio.h>
  17 #include <mach/irqs.h>
  18
  19 #include "board-mop500.h"
  20
  21 /* Dummy data that can be overridden by staging driver */
  22 struct i2c_board_info __initdata __weak mop500_i2c3_devices_u8500[] = {
  23 };
  24
  25 /*
  26  * TC35893
  27  */
  28 static const unsigned int u8500_keymap[] = {
  29         KEY(3, 1, KEY_END),
  30         KEY(4, 1, KEY_POWER),
  31         KEY(6, 4, KEY_VOLUMEDOWN),
  32         KEY(4, 2, KEY_EMAIL),
  33         KEY(3, 3, KEY_RIGHT),
  34         KEY(2, 5, KEY_BACKSPACE),
  35
  36         KEY(6, 7, KEY_MENU),
  37         KEY(5, 0, KEY_ENTER),
  38         KEY(4, 3, KEY_0),
  39         KEY(3, 4, KEY_DOT),
  40         KEY(5, 2, KEY_UP),
  41         KEY(3, 5, KEY_DOWN),
  42
  43         KEY(4, 5, KEY_SEND),
  44         KEY(0, 5, KEY_BACK),
  45         KEY(6, 2, KEY_VOLUMEUP),
  46         KEY(1, 3, KEY_SPACE),
  47         KEY(7, 6, KEY_LEFT),
  48         KEY(5, 5, KEY_SEARCH),
  49 };
  50
  51 static struct matrix_keymap_data u8500_keymap_data = {
  52         .keymap         = u8500_keymap,
  53         .keymap_size    = ARRAY_SIZE(u8500_keymap),
  54 };
  55
  56 static struct tc3589x_keypad_platform_data tc35893_data = {
  57         .krow = TC_KPD_ROWS,
  58         .kcol = TC_KPD_COLUMNS,
  59         .debounce_period = TC_KPD_DEBOUNCE_PERIOD,
  60         .settle_time = TC_KPD_SETTLE_TIME,
  61         .irqtype = IRQF_TRIGGER_FALLING,
  62         .enable_wakeup = true,
  63         .keymap_data    = &u8500_keymap_data,
  64         .no_autorepeat  = true,
  65 };
  66
  67 static struct tc3589x_platform_data tc3589x_keypad_data = {
  68         .block = TC3589x_BLOCK_KEYPAD,
  69         .keypad = &tc35893_data,
  70         .irq_base = MOP500_EGPIO_IRQ_BASE,
  71 };
  72
  73 static struct i2c_board_info __initdata mop500_i2c0_devices_u8500[] = {
  74         {
  75                 I2C_BOARD_INFO("tc3589x", 0x44),
  76                 .platform_data = &tc3589x_keypad_data,
  77                 .irq = NOMADIK_GPIO_TO_IRQ(218),
  78                 .flags = I2C_CLIENT_WAKE,
  79         },
  80 };
  81
  82
  83 void __init mop500_u8500uib_init(void)
  84 {
  85         mop500_uib_i2c_add(3, mop500_i2c3_devices_u8500,
  86                         ARRAY_SIZE(mop500_i2c3_devices_u8500));
  87
  88         mop500_uib_i2c_add(0, mop500_i2c0_devices_u8500,
  89                         ARRAY_SIZE(mop500_i2c0_devices_u8500));
  90
  91 }