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authorJustin M. Forbes <jforbes@fedoraproject.org>2020-07-13 10:05:15 -0500
committerJustin M. Forbes <jforbes@fedoraproject.org>2020-07-13 10:05:15 -0500
commitaa5ab7f890a036ab6802c7a0c8cf8459a324e3c2 (patch)
treef637c079f5bb221193d2a33f5520f477a02bae0e /0001-drm-panel-st7703-Assert-reset-prior-to-powering-down.patch
parentd8d578bfa82493a49b71c8665b2f48c3e6df3617 (diff)
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kernel-5.8.0-0.rc5.1
* Mon Jul 13 2020 Fedora Kernel Team <kernel-team@fedoraproject.org> [5.8.0-0.rc5.1] - v5.8-rc5 rebase - arm64: dts: sun50i-a64-pinephone: Add touchscreen support (Ondrej Jirman) - arm64: dts: sun50i-a64-pinephone: Enable LCD support on PinePhone (Icenowy Zheng) - drm/panel: st7703: Assert reset prior to powering down the regulators (Ondrej Jirman) - drm/panel: st7703: Enter sleep after display off (Ondrej Jirman) - drm/panel: st7703: Add support for Xingbangda XBD599 (Ondrej Jirman) - drm/panel: st7703: Move generic part of init sequence to enable callback (Ondrej Jirman) - drm/panel: st7703: Move code specific to jh057n closer together (Ondrej Jirman) - drm/panel: st7703: Prepare for supporting multiple panels (Ondrej Jirman) - drm/panel: st7703: Rename functions from jh057n prefix to st7703 (Ondrej Jirman) - drm/panel: rocktech-jh057n00900: Rename the driver to st7703 (Ondrej Jirman) - dt-bindings: panel: Add compatible for Xingbangda XBD599 panel (Ondrej Jirman) - dt-bindings: panel: Convert rocktech, jh057n00900 to yaml (Ondrej Jirman) - dt-bindings: vendor-prefixes: Add Xingbangda (Icenowy Zheng) - Revert "arm64: allwinner: dts: a64: add LCD-related device nodes for PinePhone" (Peter Robinson) - Revert "drm/sun4i: sun6i_mipi_dsi: fix horizontal timing calculation" (Peter Robinson) - Revert "drm: panel: add Xingbangda XBD599 panel" (Peter Robinson) - Revert "dt-bindings: panel: add binding for Xingbangda XBD599 panel" (Peter Robinson) - selinux: allow reading labels before policy is loaded (Jonathan Lebon) - Fixes "acpi: prefer booting with ACPI over DTS" to be RHEL only (Peter Robinson) - Update config for renamed panel driver. (Peter Robinson) - Enable SERIAL_SC16IS7XX for SPI interfaces (Peter Robinson) - Updated changelog for the release based on dcde237b9b0e (Fedora Kernel Team) Resolves: rhbz# Signed-off-by: Justin M. Forbes <jforbes@fedoraproject.org>
Diffstat (limited to '0001-drm-panel-st7703-Assert-reset-prior-to-powering-down.patch')
-rw-r--r--0001-drm-panel-st7703-Assert-reset-prior-to-powering-down.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/0001-drm-panel-st7703-Assert-reset-prior-to-powering-down.patch b/0001-drm-panel-st7703-Assert-reset-prior-to-powering-down.patch
new file mode 100644
index 000000000..045875f11
--- /dev/null
+++ b/0001-drm-panel-st7703-Assert-reset-prior-to-powering-down.patch
@@ -0,0 +1,29 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Ondrej Jirman <megous@megous.com>
+Date: Fri, 26 Jun 2020 02:55:59 +0200
+Subject: [PATCH] drm/panel: st7703: Assert reset prior to powering down the
+ regulators
+
+The reset pin is inverted, so if we don't assert reset, the actual gpio
+will be high and may keep driving the IO port of the panel.
+
+Signed-off-by: Ondrej Jirman <megous@megous.com>
+---
+ drivers/gpu/drm/panel/panel-sitronix-st7703.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
+index e771281eb547..92930e127559 100644
+--- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c
++++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
+@@ -416,6 +416,7 @@ static int st7703_unprepare(struct drm_panel *panel)
+ if (!ctx->prepared)
+ return 0;
+
++ gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+ regulator_disable(ctx->iovcc);
+ regulator_disable(ctx->vcc);
+ ctx->prepared = false;
+--
+2.26.2
+