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author | 2013-08-19 13:49:20 +1000 | |
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committer | 2013-08-19 13:49:20 +1000 | |
commit | 3387ed83943daf6cb1bb4195ae369067b9cd80ce (patch) | |
tree | e9fc247ed3a26f5369a7ec1b1bd0ef66bda7b4dd /include/linux/mfd/ti_am335x_tscadc.h | |
parent | drm/i915: unpin backing storage in dmabuf_unmap (diff) | |
parent | drm/i915: Don't deref pipe->cpu_transcoder in the hangcheck code (diff) | |
download | linux-dev-3387ed83943daf6cb1bb4195ae369067b9cd80ce.tar.xz linux-dev-3387ed83943daf6cb1bb4195ae369067b9cd80ce.zip |
Merge tag 'drm-intel-fixes-2013-08-15' of git://people.freedesktop.org/~danvet/drm-intel
* tag 'drm-intel-fixes-2013-08-15' of git://people.freedesktop.org/~danvet/drm-intel: (153 commits)
drm/i915: Don't deref pipe->cpu_transcoder in the hangcheck code
Diffstat (limited to 'include/linux/mfd/ti_am335x_tscadc.h')
-rw-r--r-- | include/linux/mfd/ti_am335x_tscadc.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h index 8d73fe29796a..db1791bb997a 100644 --- a/include/linux/mfd/ti_am335x_tscadc.h +++ b/include/linux/mfd/ti_am335x_tscadc.h @@ -113,11 +113,27 @@ #define CNTRLREG_8WIRE CNTRLREG_AFE_CTRL(3) #define CNTRLREG_TSCENB BIT(7) +/* FIFO READ Register */ +#define FIFOREAD_DATA_MASK (0xfff << 0) +#define FIFOREAD_CHNLID_MASK (0xf << 16) + +/* Sequencer Status */ +#define SEQ_STATUS BIT(5) + #define ADC_CLK 3000000 #define MAX_CLK_DIV 7 #define TOTAL_STEPS 16 #define TOTAL_CHANNELS 8 +/* +* ADC runs at 3MHz, and it takes +* 15 cycles to latch one data output. +* Hence the idle time for ADC to +* process one sample data would be +* around 5 micro seconds. +*/ +#define IDLE_TIMEOUT 5 /* microsec */ + #define TSCADC_CELLS 2 struct ti_tscadc_dev { |