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/*++
* linux/drivers/video/wmt/sw_i2c.h
* WonderMedia video post processor (VPP) driver
*
* Copyright c 2014 WonderMedia Technologies, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* WonderMedia Technologies, Inc.
* 4F, 533, Chung-Cheng Road, Hsin-Tien, Taipei 231, R.O.C
--*/
#ifndef _SWI2C_H_
#define _SWI2C_H_
struct swi2c_reg_s {
unsigned int bit_mask;
unsigned int gpio_en;
unsigned int out_en;
unsigned int data_in;
unsigned int data_out;
unsigned int pull_en_bit_mask;
unsigned int pull_en;
};
#define swi2c_reg_t struct swi2c_reg_s
struct swi2c_handle_s {
struct swi2c_reg_s *scl_reg;
struct swi2c_reg_s *sda_reg;
};
#define swi2c_handle_t struct swi2c_handle_s
int wmt_swi2c_read(
struct swi2c_handle_s *handle,
char addr,
char index,
char *buf,
int cnt
);
int wmt_swi2c_write(
struct swi2c_handle_s *handle,
char addr,
char index,
char *buf,
int cnt
);
int wmt_swi2c_check(struct swi2c_handle_s *handle);
#endif
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