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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Tue, Jul 11, 2023 at 03:14:40PM -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 + > .../imx8mp-venice-gw74xx-rpidsi.dtso | 86 +++++++++++++++++++ > 2 files changed, 88 insertions(+) > create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx-rpidsi.dtso > > diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile > index 454b07ed09fc..60a69e114442 100644 > --- a/arch/arm64/boot/dts/freescale/Makefile > +++ b/arch/arm64/boot/dts/freescale/Makefile > @@ -156,6 +156,7 @@ imx8mm-venice-gw73xx-0x-rpidsi-dtbs := imx8mm-venice-gw73xx-0x.dtb imx8mm-venice > 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 > +imx8mp-venice-gw74xx-rpidsi-dtbs := imx8mp-venice-gw74xx.dtb imx8mp-venice-gw74xx-rpidsi.dtbo > > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-imx219.dtb > dtb-$(CONFIG_ARCH_MXC) += imx8mm-venice-gw72xx-0x-rpidsi.dtb > @@ -167,6 +168,7 @@ 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 > +dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw74xx-rpidsi.dtb > > dtb-$(CONFIG_ARCH_S32) += s32g274a-evb.dtb > dtb-$(CONFIG_ARCH_S32) += s32g274a-rdb2.dtb > diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx-rpidsi.dtso b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx-rpidsi.dtso > new file mode 100644 > index 000000000000..eec635ead119 > --- /dev/null > +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx-rpidsi.dtso > @@ -0,0 +1,86 @@ > +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) > +/* > + * Copyright 2023 Gateworks Corporation > + */ > + > +/dts-v1/; > +/plugin/; > + > +&{/} { > + compatible = "gateworks,imx8mp-gw74xx", "fsl,imx8mp"; > + > + panel { > + compatible = "powertip,ph800480t013-idf02"; > + power-supply = <&attiny>; > + backlight = <&attiny>; > + > + port { > + panel_in: endpoint { > + remote-endpoint = <&bridge_out>; > + }; > + }; > + }; > +}; > + > +&i2c4 { > + #address-cells = <1>; > + #size-cells = <0>; > + > + attiny: regulator@45 { > + compatible = "raspberrypi,7inch-touchscreen-panel-regulator"; > + reg = <0x45>; > + }; > +}; > + > +&lcdif1 { > + 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>; Missing newline. 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 { > + data-lanes = <1 2>; > + remote-endpoint = <&bridge_in>; > + }; > + }; > + }; > +}; > -- > 2.25.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel