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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /drivers/video/wmt/sw_i2c.h
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (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.h61
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/video/wmt/sw_i2c.h b/drivers/video/wmt/sw_i2c.h
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+++ 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
+