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| author | Daniel Ankers <dan@weirdo.org.uk> | 2007-03-11 17:38:08 +0000 |
|---|---|---|
| committer | Daniel Ankers <dan@weirdo.org.uk> | 2007-03-11 17:38:08 +0000 |
| commit | dfad406aa14a735b2cd071d8d399c79be0f98e43 (patch) | |
| tree | 2993687589af53e570e27e6a025fe1c24b8f1a96 /firmware/target/arm/i2s-pp.c | |
| parent | e21d21720556bb069f7ceb5669c5b693138838bb (diff) | |
| download | rockbox-dfad406aa14a735b2cd071d8d399c79be0f98e43.tar.gz rockbox-dfad406aa14a735b2cd071d8d399c79be0f98e43.zip | |
Sound for Sansa E200 - based on work by myself, Rene Peinthor, Barry Wardell and Christian Gmeiner from the AS3514 datasheet.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@12727 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/arm/i2s-pp.c')
| -rw-r--r-- | firmware/target/arm/i2s-pp.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/firmware/target/arm/i2s-pp.c b/firmware/target/arm/i2s-pp.c index af698fddd6..a2a74bf72b 100644 --- a/firmware/target/arm/i2s-pp.c +++ b/firmware/target/arm/i2s-pp.c | |||
| @@ -84,6 +84,12 @@ void i2s_reset(void) | |||
| 84 | /* FIFO.FORMAT */ | 84 | /* FIFO.FORMAT */ |
| 85 | /* If BIT.SIZE < FIFO.FORMAT low bits will be 0 */ | 85 | /* If BIT.SIZE < FIFO.FORMAT low bits will be 0 */ |
| 86 | IISCONFIG = ((IISCONFIG & ~FIFO_FORMAT_MASK) | FIFO_FORMAT_32LSB); | 86 | IISCONFIG = ((IISCONFIG & ~FIFO_FORMAT_MASK) | FIFO_FORMAT_32LSB); |
| 87 | #ifdef HAVE_AS3514 | ||
| 88 | /* AS3514 can only operate as I2S Slave */ | ||
| 89 | IISCONFIG |= I2S_MASTER; | ||
| 90 | /* Set I2S to 44.1kHz */ | ||
| 91 | outl((inl(0x70002808) & ~(0x1ff)) | 271, 0x70002808); | ||
| 92 | #endif | ||
| 87 | 93 | ||
| 88 | /* RX_ATN_LVL=1 == when 12 slots full */ | 94 | /* RX_ATN_LVL=1 == when 12 slots full */ |
| 89 | /* TX_ATN_LVL=1 == when 12 slots empty */ | 95 | /* TX_ATN_LVL=1 == when 12 slots empty */ |