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