summaryrefslogtreecommitdiffstats
path: root/dts/Bindings/iio/adc/vf610-adc.txt
diff options
context:
space:
mode:
authorSascha Hauer <s.hauer@pengutronix.de>2015-12-08 07:33:36 +0100
committerSascha Hauer <s.hauer@pengutronix.de>2015-12-10 08:48:39 +0100
commita05d5c206c91b17eb13ab9631d93e0a9b6fb92f8 (patch)
tree69bb9a750c3f22308887a30b37e946b2738e33d4 /dts/Bindings/iio/adc/vf610-adc.txt
parent48c682bcb09e2073d7eb07b4ce2ffbbf20d02d59 (diff)
downloadbarebox-a05d5c206c91b17eb13ab9631d93e0a9b6fb92f8.tar.gz
barebox-a05d5c206c91b17eb13ab9631d93e0a9b6fb92f8.tar.xz
dts: update to v4.3-rc1
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'dts/Bindings/iio/adc/vf610-adc.txt')
-rw-r--r--dts/Bindings/iio/adc/vf610-adc.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/dts/Bindings/iio/adc/vf610-adc.txt b/dts/Bindings/iio/adc/vf610-adc.txt
index 3eb40e20c1..1aad0514e6 100644
--- a/dts/Bindings/iio/adc/vf610-adc.txt
+++ b/dts/Bindings/iio/adc/vf610-adc.txt
@@ -17,6 +17,11 @@ Recommended properties:
- Frequency in normal mode (ADLPC=0, ADHSC=0)
- Frequency in high-speed mode (ADLPC=0, ADHSC=1)
- Frequency in low-power mode (ADLPC=1, ADHSC=0)
+- min-sample-time: Minimum sampling time in nanoseconds. This value has
+ to be chosen according to the conversion mode and the connected analog
+ source resistance (R_as) and capacitance (C_as). Refer the datasheet's
+ operating requirements. A safe default across a wide range of R_as and
+ C_as as well as conversion modes is 1000ns.
Example:
adc0: adc@4003b000 {