From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sean Paul Subject: [PATCH v2 5/5] arm64: dts: rockchip: Specify override mode for kevin panel Date: Wed, 7 Feb 2018 12:23:59 -0500 Message-ID: <20180207172404.107358-6-seanpaul@chromium.org> References: <20180207172404.107358-1-seanpaul@chromium.org> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20180207172404.107358-1-seanpaul-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: Sean Paul , Doug Anderson , Eric Anholt , Heiko Stuebner , Jeffy Chen , Rob Herring , =?UTF-8?q?St=C3=A9phane=20Marchesin?= , Thierry Reding , Mark Rutland , Catalin Marinas , Will Deacon , Brian Norris , Matthias Kaehlcke , Arnd Bergmann , Emil Renner Berthing , linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org List-Id: devicetree@vger.kernel.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. Changes in v2: - Wrap the timing in display-timings node to match binding (Rob/Thierry) Cc: Doug Anderson Cc: Eric Anholt Cc: Heiko Stuebner Cc: Jeffy Chen Cc: Rob Herring Cc: Stéphane Marchesin Cc: Thierry Reding Cc: devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Cc: linux-rockchip-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org Signed-off-by: Sean Paul --- arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts | 16 ++++++++++++++++ 1 file changed, 16 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..800eabd39076 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-kevin.dts @@ -98,6 +98,22 @@ backlight = <&backlight>; power-supply = <&pp3300_disp>; + display-timings { + timing0: override { + 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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html