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authorFrank Wunderlich <frank-w@public-files.de>2026-09-18 16:38:43 +0200
committerAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>2026-09-21 12:22:18 +0200
commitbf89276b2db391cbb25d1a0e898280fe85b16fb5 (patch)
tree40bfd84f14f86472fc49e392ffc6b78c64cbb955 /tools/perf/scripts/python
parentee3f4a1785bd73a865a4aa5e1974c6079f96b2bc (diff)
arm64: dts: mediatek: mt7988a-bpi-r4pro: label gpio-hogs
GPIO hogs were tagged with name "?" in recent kernel versions (7.1+) due to commit d1d564ec4992 ("gpio: move hogs into GPIO core"). 7.0 showed the unit-name which behaviour is restored by patch [1], but labeling the hog directly makes things easier. gpiochip0: 84 GPIOs, parent: platform/1001f000.pinctrl, pinctrl_moore: gpio-0 ( |tx-disable ) in lo gpio-1 ( |mod-def0 ) in hi IRQ ACTIVE LOW gpio-2 ( |los ) in hi IRQ gpio-12 ( |cd ) in lo IRQ ACTIVE LOW gpio-13 ( |reset ) in hi IRQ ACTIVE LOW gpio-14 ( |WPS ) in hi IRQ ACTIVE LOW gpio-21 ( |tx-disable ) in lo gpio-63 ( |? ) out hi gpio-69 ( |mod-def0 ) in hi IRQ ACTIVE LOW gpio-70 ( |los ) in hi IRQ gpio-79 ( |? ) out lo gpio-82 ( |PHY reset ) out hi ACTIVE LOW gpio-83 ( |PHY reset ) out hi ACTIVE LOW after the change: root@bpi-r4:~# cat /sys/kernel/debug/gpio gpiochip0: 84 GPIOs, parent: platform/1001f000.pinctrl, pinctrl_moore: gpio-0 ( |tx-disable ) in lo gpio-1 ( |mod-def0 ) in hi IRQ ACTIVE LOW gpio-2 ( |los ) in hi IRQ gpio-12 ( |cd ) in lo IRQ ACTIVE LOW gpio-13 ( |reset ) in hi IRQ ACTIVE LOW gpio-14 ( |WPS ) in hi IRQ ACTIVE LOW gpio-21 ( |tx-disable ) in lo gpio-63 ( |pcie3-cn14-hog ) out hi gpio-69 ( |mod-def0 ) in hi IRQ ACTIVE LOW gpio-70 ( |los ) in hi IRQ gpio-79 ( |pcie2-cn15-hog ) out lo gpio-82 ( |PHY reset ) out hi ACTIVE LOW gpio-83 ( |PHY reset ) out hi ACTIVE LOW [1] https://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git/commit/?id=d54a489c8c4b627775445d54a6cbd32f209bda8f "gpiolib: use of_node_name if line-name is missing" Fixes: d1d564ec4992 ("gpio: move hogs into GPIO core") Signed-off-by: Frank Wunderlich <frank-w@public-files.de> Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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