From 764570c5ef63985f027302ae14a0c6c42819320d Mon Sep 17 00:00:00 2001 From: Max Krummenacher Date: Tue, 31 Jan 2023 15:48:34 +0100 Subject: verdin-am62: add specific udev rules Some rules are commented until we have the real hardware. Related-to: ELB-5012 Signed-off-by: Max Krummenacher (cherry picked from commit 46d3c7bec420d35500e5efcc42ac7ed8aa6c3d46) --- recipes-core/udev/files/verdin-am62/toradex-adc.sh | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100755 recipes-core/udev/files/verdin-am62/toradex-adc.sh (limited to 'recipes-core/udev/files/verdin-am62/toradex-adc.sh') diff --git a/recipes-core/udev/files/verdin-am62/toradex-adc.sh b/recipes-core/udev/files/verdin-am62/toradex-adc.sh new file mode 100755 index 0000000..89c1c92 --- /dev/null +++ b/recipes-core/udev/files/verdin-am62/toradex-adc.sh @@ -0,0 +1,21 @@ +#!/usr/bin/env sh +# +# Called from udev. Compatible to verdin-imx8mm. +# +# Create/remove symlinks to/from the files with raw adc data. + +# Map the ADC lines: +# verdin-adc{1..4} -> TLA2024 ADC{3,2,1,0} + +if [ "$ACTION" = "add" ]; then + ln -s "/sys$DEVPATH/in_voltage0_raw" /dev/verdin-adc4 + ln -s "/sys$DEVPATH/in_voltage1_raw" /dev/verdin-adc3 + ln -s "/sys$DEVPATH/in_voltage2_raw" /dev/verdin-adc2 + ln -s "/sys$DEVPATH/in_voltage3_raw" /dev/verdin-adc1 +elif [ "$ACTION" = "remove" ]; then + rm -f /dev/verdin-adc1 + rm -f /dev/verdin-adc2 + rm -f /dev/verdin-adc3 + rm -f /dev/verdin-adc4 +fi + -- cgit v1.2.3