diff options
Diffstat (limited to 'include/drm/i2c')
-rw-r--r-- | include/drm/i2c/ch7006.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/include/drm/i2c/ch7006.h b/include/drm/i2c/ch7006.h new file mode 100644 index 00000000000..8390b437a1f --- /dev/null +++ b/include/drm/i2c/ch7006.h @@ -0,0 +1,86 @@ +/* + * Copyright (C) 2009 Francisco Jerez. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#ifndef __DRM_I2C_CH7006_H__ +#define __DRM_I2C_CH7006_H__ + +/** + * struct ch7006_encoder_params + * + * Describes how the ch7006 is wired up with the GPU. It should be + * used as the @params parameter of its @set_config method. + * + * See "http://www.chrontel.com/pdf/7006.pdf" for their precise + * meaning. + */ +struct ch7006_encoder_params { + enum { + CH7006_FORMAT_RGB16 = 0, + CH7006_FORMAT_YCrCb24m16, + CH7006_FORMAT_RGB24m16, + CH7006_FORMAT_RGB15, + CH7006_FORMAT_RGB24m12C, + CH7006_FORMAT_RGB24m12I, + CH7006_FORMAT_RGB24m8, + CH7006_FORMAT_RGB16m8, + CH7006_FORMAT_RGB15m8, + CH7006_FORMAT_YCrCb24m8, + } input_format; + + enum { + CH7006_CLOCK_SLAVE = 0, + CH7006_CLOCK_MASTER, + } clock_mode; + + enum { + CH7006_CLOCK_EDGE_NEG = 0, + CH7006_CLOCK_EDGE_POS, + } clock_edge; + + int xcm, pcm; + + enum { + CH7006_SYNC_SLAVE = 0, + CH7006_SYNC_MASTER, + } sync_direction; + + enum { + CH7006_SYNC_SEPARATED = 0, + CH7006_SYNC_EMBEDDED, + } sync_encoding; + + enum { + CH7006_POUT_1_8V = 0, + CH7006_POUT_3_3V, + } pout_level; + + enum { + CH7006_ACTIVE_HSYNC = 0, + CH7006_ACTIVE_DSTART, + } active_detect; +}; + +#endif |