From: Sean Paul <seanpaul@chromium.org>
To: dri-devel@lists.freedesktop.org,
linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org
Cc: "Thierry Reding" <thierry.reding@gmail.com>,
"Mark Rutland" <mark.rutland@arm.com>,
"Brian Norris" <briannorris@chromium.org>,
"Arnd Bergmann" <arnd@arndb.de>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Jeffy Chen" <jeffy.chen@rock-chips.com>,
"Will Deacon" <will.deacon@arm.com>,
"Doug Anderson" <dianders@chromium.org>,
"Rob Herring" <robh+dt@kernel.org>,
"Stéphane Marchesin" <marcheu@chromium.org>,
"Dmitry Torokhov" <dmitry.torokhov@gmail.com>,
"Matthias Kaehlcke" <mka@chromium.org>,
linux-arm-kernel@lists.infradead.org,
"Emil Renner Berthing" <kernel@esmil.dk>
Subject: [PATCH 3/3] arm64: dts: rockchip: Specify override mode for kevin panel
Date: Tue, 6 Feb 2018 11:56:22 -0500 [thread overview]
Message-ID: <20180206165626.37692-4-seanpaul@chromium.org> (raw)
In-Reply-To: <20180206165626.37692-1-seanpaul@chromium.org>
This patch adds an override mode for kevin devices. The mode increases
both back porches to allow a pixel clock of 26666kHz as opposed to the
'typical' value of 252750kHz. This is needed to avoid interference with
the touch digitizer on these laptops.
Cc: Doug Anderson <dianders@chromium.org>
Cc: Heiko Stuebner <heiko@sntech.de>
Cc: Jeffy Chen <jeffy.chen@rock-chips.com>
Cc: Rob Herring <robh+dt@kernel.org>
Cc: Stéphane Marchesin <marcheu@chromium.org>
Cc: Thierry Reding <thierry.reding@gmail.com>
Cc: devicetree@vger.kernel.org
Cc: dri-devel@lists.freedesktop.org
Cc: linux-rockchip@lists.infradead.org
Signed-off-by: Sean Paul <seanpaul@chromium.org>
---
arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
index 191a6bcb1704..24430e689bcf 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts
@@ -98,6 +98,20 @@
backlight = <&backlight>;
power-supply = <&pp3300_disp>;
+ override-mode {
+ clock-frequency = <266604720>;
+ hactive = <2400>;
+ hfront-porch = <48>;
+ hback-porch = <84>;
+ hsync-len = <32>;
+ hsync-active = <0>;
+ vactive = <1600>;
+ vfront-porch = <3>;
+ vback-porch = <120>;
+ vsync-len = <10>;
+ vsync-active = <0>;
+ };
+
ports {
panel_in_edp: endpoint {
remote-endpoint = <&edp_out_panel>;
--
2.16.0.rc1.238.g530d649a79-goog
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next prev parent reply other threads:[~2018-02-06 16:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-02-06 16:56 [PATCH 0/3] drm/panel: simple: Add mode support to devicetree Sean Paul
2018-02-06 16:56 ` [PATCH 1/3] drm/panel: simple: Add ability to override typical timing Sean Paul
[not found] ` <20180206165626.37692-2-seanpaul-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2018-02-06 20:19 ` Rob Herring
2018-02-06 21:48 ` Sean Paul
2018-02-07 17:41 ` Rob Herring
[not found] ` <CAL_JsqJDvPN3CtKtj980egDRuC-ZjiKOAWe5ECYVBSv4hVOnYw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-02-07 19:27 ` Sean Paul
2018-02-07 9:51 ` Thierry Reding
2018-02-06 16:56 ` [PATCH 2/3] drm/panel: simple: Use display_timing for lq123p1jx31 Sean Paul
2018-02-06 16:56 ` Sean Paul [this message]
[not found] ` <20180206165626.37692-1-seanpaul-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2018-02-07 9:16 ` [PATCH 0/3] drm/panel: simple: Add mode support to devicetree Eric Anholt
2018-02-07 15:27 ` Sean Paul
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