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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-19 23:36:17 -0400 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-19 23:36:17 -0400 |
commit | c00046c279a2521075250fad682ca0acc10d4fd7 (patch) | |
tree | 78a7e9089c26f199ad9b0161bb564b7c1ca6daf9 /Documentation/sound/alsa/soc/clocking.txt | |
parent | 9abbf7d028b1598b40ebdc81c48f30da7f3d5bf5 (diff) | |
parent | 8e8a1407ac23b43cec0412338c1b4f5e1c664550 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial
* git://git.kernel.org/pub/scm/linux/kernel/git/bunk/trivial: (74 commits)
fix do_sys_open() prototype
sysfs: trivial: fix sysfs_create_file kerneldoc spelling mistake
Documentation: Fix typo in SubmitChecklist.
Typo: depricated -> deprecated
Add missing profile=kvm option to Documentation/kernel-parameters.txt
fix typo about TBI in e1000 comment
proc.txt: Add /proc/stat field
small documentation fixes
Fix compiler warning in smount example program from sharedsubtree.txt
docs/sysfs: add missing word to sysfs attribute explanation
documentation/ext3: grammar fixes
Documentation/java.txt: typo and grammar fixes
Documentation/filesystems/vfs.txt: typo fix
include/asm-*/system.h: remove unused set_rmb(), set_wmb() macros
trivial copy_data_pages() tidy up
Fix typo in arch/x86/kernel/tsc_32.c
file link fix for Pegasus USB net driver help
remove unused return within void return function
Typo fixes retrun -> return
x86 hpet.h: remove broken links
...
Diffstat (limited to 'Documentation/sound/alsa/soc/clocking.txt')
-rw-r--r-- | Documentation/sound/alsa/soc/clocking.txt | 10 |
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 | ||
4 | This text describes the audio clocking terms in ASoC and digital audio in | 4 | This text describes the audio clocking terms in ASoC and digital audio in |
5 | general. Note: Audio clocking can be complex ! | 5 | general. Note: Audio clocking can be complex! |
6 | 6 | ||
7 | 7 | ||
8 | Master Clock | 8 | Master Clock |
9 | ------------ | 9 | ------------ |
10 | 10 | ||
11 | Every audio subsystem is driven by a master clock (sometimes refered to as MCLK | 11 | Every audio subsystem is driven by a master clock (sometimes referred to as MCLK |
12 | or SYSCLK). This audio master clock can be derived from a number of sources | 12 | 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 |
14 | audio playback and capture sample rates. | 14 | audio playback and capture sample rates. |
15 | 15 | ||
16 | Some master clocks (e.g. PLL's and CPU based clocks) are configuarble in that | 16 | Some master clocks (e.g. PLL's and CPU based clocks) are configurable in that |
17 | their speed can be altered by software (depending on the system use and to save | 17 | their speed can be altered by software (depending on the system use and to save |
18 | power). Other master clocks are fixed at at set frequency (i.e. crystals). | 18 | power). Other master clocks are fixed at a set frequency (i.e. crystals). |
19 | 19 | ||
20 | 20 | ||
21 | DAI Clocks | 21 | DAI Clocks |
@@ -44,7 +44,7 @@ This relationship depends on the codec or SoC CPU in particular. In general | |||
44 | it's best to configure BCLK to the lowest possible speed (depending on your | 44 | it's best to configure BCLK to the lowest possible speed (depending on your |
45 | rate, number of channels and wordsize) to save on power. | 45 | rate, number of channels and wordsize) to save on power. |
46 | 46 | ||
47 | It's also desireable to use the codec (if possible) to drive (or master) the | 47 | It's also desirable to use the codec (if possible) to drive (or master) the |
48 | audio clocks as it's usually gives more accurate sample rates than the CPU. | 48 | audio clocks as it's usually gives more accurate sample rates than the CPU. |
49 | 49 | ||
50 | 50 | ||