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