diff options
author | Oleksandr Suvorov <oleksandr.suvorov@toradex.com> | 2020-08-06 16:27:35 +0300 |
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committer | Max Krummenacher <max.krummenacher@toradex.com> | 2020-09-14 09:46:55 +0200 |
commit | 9629e9a7ff89ebf6d6ca62d94fc0980647bbb8fd (patch) | |
tree | ec93237374530e8efbd1b52e74a3978a7bc008b8 /recipes-core/udev/files/colibri-imx6ull/toradex-adc.sh | |
parent | f83e42462cba0b445662140cf6a9ae7b99de225b (diff) |
colibri-imx6ull: udev: add symlink to adc raw data
Create symlinks for each supported by Colibri iMX6ULL ADC channels,
standardizing names as colibri-ainX, according to the Colibri signal
names table.
Related-to: ELB-2839
Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
(cherry picked from commit 26f58c5c34bac69c1a9b312242e92decd532cd14)
Diffstat (limited to 'recipes-core/udev/files/colibri-imx6ull/toradex-adc.sh')
-rwxr-xr-x | recipes-core/udev/files/colibri-imx6ull/toradex-adc.sh | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/recipes-core/udev/files/colibri-imx6ull/toradex-adc.sh b/recipes-core/udev/files/colibri-imx6ull/toradex-adc.sh new file mode 100755 index 0000000..b56593f --- /dev/null +++ b/recipes-core/udev/files/colibri-imx6ull/toradex-adc.sh @@ -0,0 +1,21 @@ +#!/usr/bin/env sh +# +# Called from udev. Compatible to colibri-imx8x. +# +# Create/remove symlinks to/from the files with raw ain data. + +# Map the ADC lines: +# colibri-ain{0..3} -> ADCx_IN{0,1,8,9} + +if [ "$ACTION" = "add" ]; then + ln -s "/sys$DEVPATH/in_voltage0_raw" /dev/colibri-ain0 + ln -s "/sys$DEVPATH/in_voltage1_raw" /dev/colibri-ain1 + ln -s "/sys$DEVPATH/in_voltage8_raw" /dev/colibri-ain2 + ln -s "/sys$DEVPATH/in_voltage9_raw" /dev/colibri-ain3 +elif [ "$ACTION" = "remove" ]; then + rm -f /dev/colibri-ain0 + rm -f /dev/colibri-ain1 + rm -f /dev/colibri-ain2 + rm -f /dev/colibri-ain3 +fi + |