From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1qLCO3-00HTb6-24 for linux-arm-kernel@lists.infradead.org; Mon, 17 Jul 2023 00:46:53 +0000 Date: Mon, 17 Jul 2023 08:46:38 +0800 From: Shawn Guo Subject: Re: [PATCH] arm64: dts: imx8mm: add imx8mm-venice-gw73xx-0x-rpidsi overlay for display Message-ID: <20230717004638.GK9559@dragon> References: <20230609225552.3594111-1-tharvey@gateworks.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230609225552.3594111-1-tharvey@gateworks.com> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+lwn-linux-arm-kernel=archive.lwn.net@lists.infradead.org List-Archive: To: Tim Harvey Cc: linux-arm-kernel@lists.infradead.org, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org On Fri, Jun 09, 2023 at 03:55:52PM -0700, Tim Harvey wrote: > Add support for the following Raspberry Pi displays: > - DFROBOT DRF0678 7in 800x480 TFT DSI capacitive touch > - DFROBOT DRF0550 5in 800x480 TFT DSI capacitive touch > > Both have the following hardware: > - FocalTech FT5406 10pt touch controller (with no interrupt) > - Powertip PH800480T013-IDF02 compatible panel > - Toshiba TC358762 compatible DSI to DBI bridge > - ATTINY based regulator used for backlight controller and panel enable > > Support is added via a device-tree overlay. The touch controller is not > yet supported as polling mode is needed. > > Signed-off-by: Tim Harvey > --- > arch/arm64/boot/dts/freescale/Makefile | 2 + > .../imx8mm-venice-gw73xx-0x-rpidsi.dtso | 87 +++++++++++++++++++ > 2 files changed, 89 insertions(+) > create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-rpidsi.dtso > > diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile > index 76269da9cc62..48f03fc9af04 100644 > --- a/arch/arm64/boot/dts/freescale/Makefile > +++ b/arch/arm64/boot/dts/freescale/Makefile > @@ -149,6 +149,7 @@ imx8mm-venice-gw72xx-0x-rs232-rts-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-ven > imx8mm-venice-gw72xx-0x-rs422-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs422.dtbo > imx8mm-venice-gw72xx-0x-rs485-dtbs := imx8mm-venice-gw72xx-0x.dtb imx8mm-venice-gw72xx-0x-rs485.dtbo > imx8mm-venice-gw73xx-0x-imx219-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-imx219.dtbo > +imx8mm-venice-gw73xx-0x-rpidsi-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-rpidsi.dtbo > imx8mm-venice-gw73xx-0x-rs232-rts-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-rs232-rts.dtbo > imx8mm-venice-gw73xx-0x-rs422-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-rs422.dtbo > imx8mm-venice-gw73xx-0x-rs485-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice-gw73xx-0x-rs485.dtbo > @@ -158,6 +159,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs232-rts.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs422.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rs485.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-imx219.dtb > +dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-rpidsi.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-rs232-rts.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-rs422.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw73xx-0x-rs485.dtb > diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-rpidsi.dtso b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-rpidsi.dtso > new file mode 100644 > index 000000000000..45bf88fa7c16 > --- /dev/null > +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw73xx-0x-rpidsi.dtso > @@ -0,0 +1,87 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > +/* > + * Copyright 2023 Gateworks Corporation > + */ > + > +#include > + > +#include "imx8mm-pinfunc.h" > + > +/dts-v1/; > +/plugin/; > + > +&{/} { > + compatible = "gw,imx8mm-gw73xx-0x", "fsl,imx8mm"; > + > + panel { > + compatible = "powertip,ph800480t013-idf02"; > + power-supply = <&attiny>; > + backlight = <&attiny>; > + > + port { > + panel_in: endpoint { > + remote-endpoint = <&bridge_out>; > + }; > + }; > + }; > +}; > + > +&i2c3 { > + #address-cells = <1>; > + #size-cells = <0>; > + > + attiny: regulator@45 { > + compatible = "raspberrypi,7inch-touchscreen-panel-regulator"; > + reg = <0x45>; > + }; > +}; > + > +&lcdif { > + status = "okay"; > +}; > + > +&mipi_dsi { > + samsung,burst-clock-frequency = <891000000>; > + samsung,esc-clock-frequency = <54000000>; > + samsung,pll-clock-frequency = <27000000>; > + #address-cells = <1>; > + #size-cells = <0>; > + status = "okay"; > + > + bridge@0 { > + compatible = "toshiba,tc358762"; > + reg = <0>; > + vddc-supply = <&attiny>; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; Have a newline between properties and child node. Shawn > + bridge_in: endpoint { > + remote-endpoint = <&dsi_out>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + bridge_out: endpoint { > + remote-endpoint = <&panel_in>; > + }; > + }; > + }; > + }; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@1 { > + reg = <1>; > + dsi_out: endpoint { > + remote-endpoint = <&bridge_in>; > + }; > + }; > + }; > +}; > -- > 2.34.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel