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Fix FS#11559 - no sound from ipod fm remote on ipod nano 1g.

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This fix implements audiohw_set_monitor for the wm8975 codec (used in ipod nano 1g, nano 2g, color, 4g)


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28341 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Bertrik Sikken 2010-10-24 09:24:35 +00:00
parent f444b0ad32
commit 097d7fb689
1 changed files with 17 additions and 1 deletions
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18
firmware/drivers/audio/wm8975.c
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@ -319,6 +319,22 @@ void audiohw_set_recvol(int left, int right, int type)
void audiohw_set_monitor(bool enable) void audiohw_set_monitor(bool enable)
{ {
(void)enable; if (enable) {
// set volume to 0 dB
wm8975_regs[LOUTMIX1] &= ~LOUTMIX1_LI2LOVOL_MASK;
wm8975_regs[LOUTMIX1] |= LOUTMIX1_LI2LOVOL(2);
wm8975_regs[ROUTMIX2] &= ~ROUTMIX2_RI2ROVOL_MASK;
wm8975_regs[ROUTMIX2] |= ROUTMIX2_RI2ROVOL(2);
// set mux to line input
wm8975_write_and(LOUTMIX1, ~7);
wm8975_write_and(ROUTMIX1, ~7);
// enable bypass
wm8975_write_or(LOUTMIX1, LOUTMIX1_LI2LO);
wm8975_write_or(ROUTMIX2, ROUTMIX2_RI2RO);
} else {
// disable bypass
wm8975_write_and(LOUTMIX1, ~LOUTMIX1_LI2LO);
wm8975_write_and(ROUTMIX2, ~ROUTMIX2_RI2RO);
}
} }
#endif /* HAVE_RECORDING */ #endif /* HAVE_RECORDING */