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authorMatt DeVillier <matt.devillier@puri.sm>2021-03-25 07:38:30 -0500
committerPatrick Georgi <pgeorgi@google.com>2021-03-28 16:05:57 +0000
commitfcb68f31b6f0a2ef16aa809c46b960ced4250cdf (patch)
tree5a15d2e335a18d62d75545a5b580120d4795d03e /Documentation
parent385667f67958f32a117ebc7ff606e9abe9148271 (diff)
downloadcoreboot-fcb68f31b6f0a2ef16aa809c46b960ced4250cdf.tar.xz
mb/purism/librem_14: Move/fix touchpad interrupt GPIO
On production boards, the touchpad interrupt line was moved from GPP_B20 to GPP_B3. Fix the GPIO pad config and devicetree entry, and update documentation to remove touchpad config issue. Change-Id: Iaefeba8f78c567b67e7a416c27299bff574c23ab Signed-off-by: Matt DeVillier <matt.devillier@puri.sm> Reviewed-on: https://review.coreboot.org/c/coreboot/+/51797 Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Furquan Shaikh <furquan@google.com> Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/mainboard/purism/librem_14.md4
1 files changed, 0 insertions, 4 deletions
diff --git a/Documentation/mainboard/purism/librem_14.md b/Documentation/mainboard/purism/librem_14.md
index ac9d0cdded..6ece264594 100644
--- a/Documentation/mainboard/purism/librem_14.md
+++ b/Documentation/mainboard/purism/librem_14.md
@@ -85,10 +85,6 @@ located underneath the Wi-Fi module, below the left cooling fan.
* Automatic detection of external audio input/output via the 3.5mm jack
does not currently work.
- * Touchpad interrupt non-functional when correctly configured as active-low
- and level-triggered, so configured as active-high instead. This causes an
- interrupt storm and prevents the CPU from idling due to moderate (10-20%)
- usage on a single core.
* PL1/PL2 limited to 15W/20W by charger and battery discharge capability,
not SoC or thermal design.