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ALC option

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This commit is contained in:
borti4938 authored and marqs committed 2016-05-24 01:11:37 +03:00
1 parent c4bb809c3c
commit e8c8347496
4 files changed
+47 -32
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software/sys_controller/tvp7002/tvp7002.c
+28 -27
View File
@@ -80,31 +80,6 @@ static void tvp_set_clamp_position(video_type type)
}
}
static void tvp_set_alc(video_type type)
{
//disable ALC
//tvp_writereg(TVP_ALCEN, 0x00);
//tvp_writereg(TVP_ALCEN, 0x80);
//select ALC placement
switch (type) {
case VIDEO_LDTV:
tvp_writereg(TVP_ALCPLACE, 0x9);
break;
case VIDEO_SDTV:
case VIDEO_EDTV:
case VIDEO_PC:
tvp_writereg(TVP_ALCPLACE, 0x18);
break;
case VIDEO_HDTV:
tvp_writereg(TVP_ALCPLACE, 0x5A);
break;
default:
break;
}
}
inline alt_u32 tvp_readreg(alt_u32 regaddr)
{
I2C_start(I2CA_BASE, TVP_BASE, 0);
@@ -314,11 +289,37 @@ void tvp_set_sog_thold(alt_u8 val)
printf("SOG thold set to 0x%x\n", val);
}
void tvp_source_setup(alt_8 modeid, video_type type, alt_u32 vlines, alt_u8 hz, alt_u8 pre_coast, alt_u8 post_coast, alt_u8 vsync_thold)
void tvp_set_alc(alt_u8 en_alc, video_type type)
{
if (en_alc) {
tvp_writereg(TVP_ALCEN, 0x80); //enable ALC
//select ALC placement
switch (type) {
case VIDEO_LDTV:
tvp_writereg(TVP_ALCPLACE, 0x9);
break;
case VIDEO_SDTV:
case VIDEO_EDTV:
case VIDEO_PC:
tvp_writereg(TVP_ALCPLACE, 0x18);
break;
case VIDEO_HDTV:
tvp_writereg(TVP_ALCPLACE, 0x5A);
break;
default:
break;
}
} else {
tvp_writereg(TVP_ALCEN, 0x00); //disable ALC
}
}
void tvp_source_setup(alt_8 modeid, video_type type, alt_u8 en_alc, alt_u32 vlines, alt_u8 hz, alt_u8 pre_coast, alt_u8 post_coast, alt_u8 vsync_thold)
{
// Clamp position and ALC
tvp_set_clamp_position(type);
tvp_set_alc(type);
tvp_set_alc(en_alc, type);
tvp_set_ssthold(vsync_thold);
software/sys_controller/tvp7002/tvp7002.h
Regular → Executable
+3 -1
View File
@@ -89,7 +89,9 @@ void tvp_set_hpll_phase(alt_u8 val);
void tvp_set_sog_thold(alt_u8 val);
void tvp_source_setup(alt_8 modeid, video_type type, alt_u32 vlines, alt_u8 hz, alt_u8 pre_coast, alt_u8 post_coast, alt_u8 vsync_thold);
void tvp_set_alc(alt_u8 en_alc, video_type type);
void tvp_source_setup(alt_8 modeid, video_type type, alt_u8 en_alc, alt_u32 vlines, alt_u8 hz, alt_u8 pre_coast, alt_u8 post_coast, alt_u8 vsync_thold);
void tvp_source_sel(tvp_input_t input, video_format fmt);