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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 e93960d53a1e..14930887c25f 100644
--- a/Documentation/sound/alsa/soc/clocking.txt
+++ b/Documentation/sound/alsa/soc/clocking.txt
@@ -2,20 +2,20 @@ Audio Clocking
2============== 2==============
3 3
4This text describes the audio clocking terms in ASoC and digital audio in 4This text describes the audio clocking terms in ASoC and digital audio in
5general. Note: Audio clocking can be complex ! 5general. Note: Audio clocking can be complex!
6 6
7 7
8Master Clock 8Master Clock
9------------ 9------------
10 10
11Every audio subsystem is driven by a master clock (sometimes refered to as MCLK 11Every audio subsystem is driven by a master clock (sometimes referred to as MCLK
12or SYSCLK). This audio master clock can be derived from a number of sources 12or 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 configuarble in that 16Some master clocks (e.g. PLL's 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 at set frequency (i.e. crystals). 18power). Other master clocks are fixed at a set frequency (i.e. crystals).
19 19
20 20
21DAI Clocks 21DAI Clocks
@@ -44,7 +44,7 @@ This 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's 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 wordsize) to save on power.
46 46
47It's also desireable to use the codec (if possible) to drive (or master) the 47It's 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's usually gives more accurate sample rates than the CPU.
49 49
50 50