1 /* 2 * platform_lis331.c: lis331 platform data initialization file 3 * 4 * (C) Copyright 2013 Intel Corporation 5 * Author: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@intel.com> 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; version 2 10 * of the License. 11 */ 12 13 #include <linux/i2c.h> 14 #include <linux/gpio.h> 15 #include <asm/intel-mid.h> 16 lis331dl_platform_data(void * info)17static void __init *lis331dl_platform_data(void *info) 18 { 19 static short intr2nd_pdata; 20 struct i2c_board_info *i2c_info = info; 21 int intr = get_gpio_by_name("accel_int"); 22 int intr2nd = get_gpio_by_name("accel_2"); 23 24 if (intr < 0) 25 return NULL; 26 if (intr2nd < 0) 27 return NULL; 28 29 i2c_info->irq = intr + INTEL_MID_IRQ_OFFSET; 30 intr2nd_pdata = intr2nd + INTEL_MID_IRQ_OFFSET; 31 32 return &intr2nd_pdata; 33 } 34 35 static const struct devs_id lis331dl_dev_id __initconst = { 36 .name = "i2c_accel", 37 .type = SFI_DEV_TYPE_I2C, 38 .get_platform_data = &lis331dl_platform_data, 39 }; 40 41 sfi_device(lis331dl_dev_id); 42