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authorLinus Torvalds <torvalds@linux-foundation.org>2016-09-03 11:33:33 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-09-03 11:33:33 -0700
commit018c81b827563c4d64ad79f9b90ea985a65bff4d (patch)
treef0ca9db1ec67c3cc3c4bc92281ec64b294a19bb9 /include/linux/mfd
parent39da979c98cf7516bc7b2c648ee4aed528eb1f36 (diff)
parenteafe5cfe718926c1ed8b3dacd2191c189b3cdcd2 (diff)
Merge tag 'staging-4.8-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging/IIO driver fixes from Greg KH: "Here are a number of small fixes for staging and IIO drivers that resolve reported problems. Full details are in the shortlog. All of these have been in linux-next with no reported issues" * tag 'staging-4.8-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (35 commits) arm: dts: rockchip: add reset node for the exist saradc SoCs arm64: dts: rockchip: add reset saradc node for rk3368 SoCs iio: adc: rockchip_saradc: reset saradc controller before programming it iio: accel: kxsd9: Fix raw read return iio: adc: ti_am335x_adc: Increase timeout value waiting for ADC sample iio: adc: ti_am335x_adc: Protect FIFO1 from concurrent access include/linux: fix excess fence.h kernel-doc notation staging: wilc1000: correctly check if associatedsta has not been found staging: wilc1000: NULL dereference on error staging: wilc1000: txq_event: Fix coding error MAINTAINERS: Add file patterns for ion device tree bindings MAINTAINERS: Update maintainer entry for wilc1000 iio: chemical: atlas-ph-sensor: fix typo in val assignment iio: fix sched WARNING "do not call blocking ops when !TASK_RUNNING" staging: comedi: ni_mio_common: fix AO inttrig backwards compatibility staging: comedi: dt2811: fix a precedence bug staging: comedi: adv_pci1760: Do not return EINVAL for CMDF_ROUND_DOWN. staging: comedi: ni_mio_common: fix wrong insn_write handler staging: comedi: comedi_test: fix timer race conditions staging: comedi: daqboard2000: bug fix board type matching code ...
Diffstat (limited to 'include/linux/mfd')
-rw-r--r--include/linux/mfd/ti_am335x_tscadc.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/include/linux/mfd/ti_am335x_tscadc.h b/include/linux/mfd/ti_am335x_tscadc.h
index 2567a87872b0..7f55b8b41032 100644
--- a/include/linux/mfd/ti_am335x_tscadc.h
+++ b/include/linux/mfd/ti_am335x_tscadc.h
@@ -138,16 +138,16 @@
/*
* time in us for processing a single channel, calculated as follows:
*
- * num cycles = open delay + (sample delay + conv time) * averaging
+ * max num cycles = open delay + (sample delay + conv time) * averaging
*
- * num cycles: 152 + (1 + 13) * 16 = 376
+ * max num cycles: 262143 + (255 + 13) * 16 = 266431
*
* clock frequency: 26MHz / 8 = 3.25MHz
* clock period: 1 / 3.25MHz = 308ns
*
- * processing time: 376 * 308ns = 116us
+ * max processing time: 266431 * 308ns = 83ms(approx)
*/
-#define IDLE_TIMEOUT 116 /* microsec */
+#define IDLE_TIMEOUT 83 /* milliseconds */
#define TSCADC_CELLS 2