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Add support for CMA3000 Tri-axis accelerometer, which supports Motion detect, Measurement and Free fall modes. CMA3000 supports both I2C/SPI bus for communication, currently the driver supports I2C based communication. Signed-off-by: Hemanth V <hemanthv@ti.com> Reviewed-by: Jonathan Cameron <jic23@cam.ac.uk> Reviewed-by: Sergio Aguirre <saaguirre@ti.com> Reviewed-by: Shubhrajyoti <Shubhrajyoti@ti.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/*
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* VTI CMA3000_D0x Accelerometer driver
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*
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* Copyright (C) 2010 Texas Instruments
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* Author: Hemanth V <hemanthv@ti.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _INPUT_CMA3000_H
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#define _INPUT_CMA3000_H
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#include <linux/types.h>
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#include <linux/input.h>
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struct device;
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struct cma3000_accl_data;
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struct cma3000_bus_ops {
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u16 bustype;
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u8 ctrl_mod;
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int (*read)(struct device *, u8, char *);
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int (*write)(struct device *, u8, u8, char *);
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};
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struct cma3000_accl_data *cma3000_init(struct device *dev, int irq,
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const struct cma3000_bus_ops *bops);
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void cma3000_exit(struct cma3000_accl_data *);
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void cma3000_suspend(struct cma3000_accl_data *);
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void cma3000_resume(struct cma3000_accl_data *);
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#endif
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