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-rw-r--r--Documentation/sound/alsa/ALSA-Configuration.txt1
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index a18ecb92b356..5c49ba07e709 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -132,6 +132,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
mpu_irq - IRQ # for MPU-401 UART (PnP setup)
dma1 - first DMA # for AD1816A chip (PnP setup)
dma2 - second DMA # for AD1816A chip (PnP setup)
+ clockfreq - Clock frequency for AD1816A chip (default = 0, 33000Hz)
Module supports up to 8 cards, autoprobe and PnP.