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kernel/system: use libgpiod #63

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0d01373
kernel/system: use libgpiod
robin-reckmann Mar 22, 2026
7da1ec4
remove usb hub gpio
robin-reckmann Apr 23, 2026
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6 changes: 0 additions & 6 deletions kernel/configs/vamos.config
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Original file line number Diff line number Diff line change
Expand Up @@ -83,12 +83,6 @@ CONFIG_SENSORS_INA2XX=y
CONFIG_TOUCHSCREEN_EDT_FT5X06=y
CONFIG_TOUCHSCREEN_S6SY761=y

# GPIO
# TODO: migrate gpio.sh, lte.sh, and power_drop_monitor.py to chardev (libgpiod)
# and remove GPIO_SYSFS (deprecated)
CONFIG_EXPERT=y
CONFIG_GPIO_SYSFS=y

# EROFS
CONFIG_EROFS_FS=y
CONFIG_EROFS_FS_ZIP=y
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155 changes: 155 additions & 0 deletions kernel/dts/sdm845-comma-mici.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -54,3 +54,158 @@
remote-endpoint = <&panel_in>;
data-lanes = <0>;
};

&tlmm {
gpio-line-names = "", /* GPIO_0 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_10 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_20 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_30 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_40 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"LTE_RST_N", /* GPIO_50 */
"",
"LTE_BOOT",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_60 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_70 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_80 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_90 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_100 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_110 */
"",
"",
"",
"",
"",
"LTE_PWRKEY",
"",
"",
"",
"", /* GPIO_120 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_130 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_140 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
""; /* GPIO_150 */
};

155 changes: 155 additions & 0 deletions kernel/dts/sdm845-comma-tizi.dts
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Original file line number Diff line number Diff line change
Expand Up @@ -66,3 +66,158 @@
remote-endpoint = <&panel_in>;
data-lanes = <0 1 2 3>;
};

&tlmm {
gpio-line-names = "", /* GPIO_0 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_10 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_20 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_30 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_40 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"LTE_RST_N", /* GPIO_50 */
"",
"LTE_BOOT",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_60 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_70 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_80 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_90 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_100 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_110 */
"",
"",
"",
"",
"",
"LTE_PWRKEY",
"",
"",
"",
"", /* GPIO_120 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_130 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
"", /* GPIO_140 */
"",
"",
"",
"",
"",
"",
"",
"",
"",
""; /* GPIO_150 */
};

2 changes: 1 addition & 1 deletion tools/build/Dockerfile
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Original file line number Diff line number Diff line change
Expand Up @@ -83,7 +83,7 @@ RUN mkdir -p /root/.config

# Enable runit services
RUN for svc in \
ipa_fws brightnessd fs_setup gpio init-qcom lte \
ipa_fws brightnessd fs_setup init-qcom lte \
avahi-ssh-publish power_monitor power_drop_monitor \
screen_calibration serial-hostname \
sound varwatch busybox-ntpd \
Expand Down
2 changes: 1 addition & 1 deletion userspace/base_setup.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -62,7 +62,7 @@ xbps-install -y \
libarchive-devel \
libcurl-devel \
libffi-devel \
libgpiod \
libgpiod-tools \
liblzma-devel \
libomp-devel \
libtool \
Expand Down
3 changes: 0 additions & 3 deletions userspace/root/etc/sv/gpio/finish
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This file was deleted.

4 changes: 0 additions & 4 deletions userspace/root/etc/sv/gpio/run
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This file was deleted.

3 changes: 0 additions & 3 deletions userspace/root/etc/sv/lte/run
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Original file line number Diff line number Diff line change
Expand Up @@ -2,9 +2,6 @@
# lte - LTE modem management
exec 2>&1

# Wait for gpio setup to finish exporting all pins
while [ ! -f /run/gpio.ready ]; do sleep 0.1; done

# Run the lte script (stays running)
/usr/comma/lte/lte.sh start

Expand Down
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