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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /drivers/video/wmt/sw_i2c.h | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'drivers/video/wmt/sw_i2c.h')
-rw-r--r-- | drivers/video/wmt/sw_i2c.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/video/wmt/sw_i2c.h b/drivers/video/wmt/sw_i2c.h new file mode 100644 index 00000000..ab4b8d4c --- /dev/null +++ b/drivers/video/wmt/sw_i2c.h @@ -0,0 +1,61 @@ +/*++ + * linux/drivers/video/wmt/sw_i2c.h + * WonderMedia video post processor (VPP) driver + * + * Copyright c 2013 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_ + +typedef struct { + 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; +} swi2c_reg_t; + +typedef struct { + swi2c_reg_t *scl_reg; + swi2c_reg_t *sda_reg; +} swi2c_handle_t; + +int wmt_swi2c_read( + swi2c_handle_t *handle, + char addr, + char index, + char *buf, + int cnt +); + +int wmt_swi2c_write( + swi2c_handle_t *handle, + char addr, + char index, + char *buf, + int cnt +); + +int wmt_swi2c_check(swi2c_handle_t *handle); + +#endif + |