diff options
| author | Dave Chapman <dave@dchapman.com> | 2006-01-30 21:12:31 +0000 |
|---|---|---|
| committer | Dave Chapman <dave@dchapman.com> | 2006-01-30 21:12:31 +0000 |
| commit | 5ffa8c52df2df1096c484efe6815ea8e8b548065 (patch) | |
| tree | c9add96d65013bfced444a7b77f9c09b8dc785a4 /firmware/drivers | |
| parent | 1a4ef4fc0aa7a6257995f5df51f686c726802e5b (diff) | |
| download | rockbox-5ffa8c52df2df1096c484efe6815ea8e8b548065.zip rockbox-5ffa8c52df2df1096c484efe6815ea8e8b548065.tar.gz rockbox-5ffa8c52df2df1096c484efe6815ea8e8b548065.tar.bz2 rockbox-5ffa8c52df2df1096c484efe6815ea8e8b548065.tar.xz | |
iPod: Initial attempt at volume/bass/treble control - more work is needed, but it seems to be working.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8495 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/drivers')
| -rw-r--r-- | firmware/drivers/wm8975.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/firmware/drivers/wm8975.c b/firmware/drivers/wm8975.c index 802bcfa..a817284 100644 --- a/firmware/drivers/wm8975.c +++ b/firmware/drivers/wm8975.c @@ -196,14 +196,25 @@ int wm8975_set_mixer_vol(int channel1, int channel2) return 0; } +/* We are using Linear bass control */ void wm8975_set_bass(int value) { - (void)value; + int regvalues[]={11, 10, 10, 9, 8, 8, 0xf , 6, 6, 5, 4, 4, 3, 2, 1, 0}; + + if ((value >= -6) && (value <= 9)) { + /* We use linear bass control with 130Hz cutoff */ + ipod_i2c_send(0x1a, 0x0c << 1, regvalues[value+6]); + } } void wm8975_set_treble(int value) { - (void)value; + int regvalues[]={11, 10, 10, 9, 8, 8, 0xf , 6, 6, 5, 4, 4, 3, 2, 1, 0}; + + if ((value >= -6) && (value <= 9)) { + /* We use a 8Khz cutoff */ + ipod_i2c_send(0x1a, 0x0d << 1, regvalues[value+6]); + } } int wm8975_mute(int mute) |