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-rw-r--r--Documentation/sound/alsa/soc/clocking.txt10
1 files changed, 5 insertions, 5 deletions
diff --git a/Documentation/sound/alsa/soc/clocking.txt b/Documentation/sound/alsa/soc/clocking.txt
index 14930887c25f..b1300162e01c 100644
--- a/Documentation/sound/alsa/soc/clocking.txt
+++ b/Documentation/sound/alsa/soc/clocking.txt
@@ -13,7 +13,7 @@ or SYSCLK). This audio master clock can be derived from a number of sources
13(e.g. crystal, PLL, CPU clock) and is responsible for producing the correct 13(e.g. crystal, PLL, CPU clock) and is responsible for producing the correct
14audio playback and capture sample rates. 14audio playback and capture sample rates.
15 15
16Some master clocks (e.g. PLL's and CPU based clocks) are configurable in that 16Some master clocks (e.g. PLLs and CPU based clocks) are configurable in that
17their speed can be altered by software (depending on the system use and to save 17their speed can be altered by software (depending on the system use and to save
18power). Other master clocks are fixed at a set frequency (i.e. crystals). 18power). Other master clocks are fixed at a set frequency (i.e. crystals).
19 19
@@ -41,11 +41,11 @@ BCLK = LRC * x
41BCLK = LRC * Channels * Word Size 41BCLK = LRC * Channels * Word Size
42 42
43This relationship depends on the codec or SoC CPU in particular. In general 43This relationship depends on the codec or SoC CPU in particular. In general
44it's best to configure BCLK to the lowest possible speed (depending on your 44it is best to configure BCLK to the lowest possible speed (depending on your
45rate, number of channels and wordsize) to save on power. 45rate, number of channels and word size) to save on power.
46 46
47It's also desirable to use the codec (if possible) to drive (or master) the 47It is also desirable to use the codec (if possible) to drive (or master) the
48audio clocks as it's usually gives more accurate sample rates than the CPU. 48audio clocks as it usually gives more accurate sample rates than the CPU.
49 49
50 50
51 51