1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * platform_lis331.c: lis331 platform data initialization file 4 * 5 * (C) Copyright 2013 Intel Corporation 6 * Author: Sathyanarayanan Kuppuswamy <sathyanarayanan.kuppuswamy@intel.com> 7 */ 8 9 #include <linux/i2c.h> 10 #include <linux/gpio.h> 11 #include <asm/intel-mid.h> 12 lis331dl_platform_data(void * info)13static void __init *lis331dl_platform_data(void *info) 14 { 15 static short intr2nd_pdata; 16 struct i2c_board_info *i2c_info = info; 17 int intr = get_gpio_by_name("accel_int"); 18 int intr2nd = get_gpio_by_name("accel_2"); 19 20 if (intr < 0) 21 return NULL; 22 if (intr2nd < 0) 23 return NULL; 24 25 i2c_info->irq = intr + INTEL_MID_IRQ_OFFSET; 26 intr2nd_pdata = intr2nd + INTEL_MID_IRQ_OFFSET; 27 28 return &intr2nd_pdata; 29 } 30 31 static const struct devs_id lis331dl_dev_id __initconst = { 32 .name = "i2c_accel", 33 .type = SFI_DEV_TYPE_I2C, 34 .get_platform_data = &lis331dl_platform_data, 35 }; 36 37 sfi_device(lis331dl_dev_id); 38