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 X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47D7EC433E1 for ; Fri, 31 Jul 2020 08:53:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2C55922B48 for ; Fri, 31 Jul 2020 08:53:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731949AbgGaIw7 (ORCPT ); Fri, 31 Jul 2020 04:52:59 -0400 Received: from honk.sigxcpu.org ([24.134.29.49]:58872 "EHLO honk.sigxcpu.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728437AbgGaIw7 (ORCPT ); Fri, 31 Jul 2020 04:52:59 -0400 Received: from localhost (localhost [127.0.0.1]) by honk.sigxcpu.org (Postfix) with ESMTP id F021EFB04; Fri, 31 Jul 2020 10:52:56 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at honk.sigxcpu.org Received: from honk.sigxcpu.org ([127.0.0.1]) by localhost (honk.sigxcpu.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IQOtMZwUpzP6; Fri, 31 Jul 2020 10:52:55 +0200 (CEST) Received: by bogon.sigxcpu.org (Postfix, from userid 1000) id AB0654537D; Fri, 31 Jul 2020 10:52:54 +0200 (CEST) Date: Fri, 31 Jul 2020 10:52:54 +0200 From: Guido =?iso-8859-1?Q?G=FCnther?= To: Laurentiu Palcu Cc: Lucas Stach , Philipp Zabel , David Airlie , Daniel Vetter , Rob Herring , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , lukas@mntmn.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Laurentiu Palcu , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v9 5/5] dt-bindings: display: imx: add bindings for DCSS Message-ID: <20200731085254.GC12560@bogon.m.sigxcpu.org> References: <20200731081836.3048-1-laurentiu.palcu@oss.nxp.com> <20200731081836.3048-6-laurentiu.palcu@oss.nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20200731081836.3048-6-laurentiu.palcu@oss.nxp.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Fri, Jul 31, 2020 at 11:18:33AM +0300, Laurentiu Palcu wrote: > From: Laurentiu Palcu > > Add bindings for iMX8MQ Display Controller Subsystem. > > Signed-off-by: Laurentiu Palcu > --- > Changes in v9: > * Include imx8mq-clock.h in the example so we can use clock names > instead of their values; Reviewed-by: Guido Günther (and passed DT bindings check for me) -- Guido > > .../bindings/display/imx/nxp,imx8mq-dcss.yaml | 108 ++++++++++++++++++ > 1 file changed, 108 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/imx/nxp,imx8mq-dcss.yaml > > diff --git a/Documentation/devicetree/bindings/display/imx/nxp,imx8mq-dcss.yaml b/Documentation/devicetree/bindings/display/imx/nxp,imx8mq-dcss.yaml > new file mode 100644 > index 000000000000..f1f25aa794d9 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/imx/nxp,imx8mq-dcss.yaml > @@ -0,0 +1,108 @@ > +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) > +# Copyright 2019 NXP > +%YAML 1.2 > +--- > +$id: "http://devicetree.org/schemas/display/imx/nxp,imx8mq-dcss.yaml#" > +$schema: "http://devicetree.org/meta-schemas/core.yaml#" > + > +title: iMX8MQ Display Controller Subsystem (DCSS) > + > +maintainers: > + - Laurentiu Palcu > + > +description: > + > + The DCSS (display controller sub system) is used to source up to three > + display buffers, compose them, and drive a display using HDMI 2.0a(with HDCP > + 2.2) or MIPI-DSI. The DCSS is intended to support up to 4kp60 displays. HDR10 > + image processing capabilities are included to provide a solution capable of > + driving next generation high dynamic range displays. > + > +properties: > + compatible: > + const: nxp,imx8mq-dcss > + > + reg: > + items: > + - description: DCSS base address and size, up to IRQ steer start > + - description: DCSS BLKCTL base address and size > + > + interrupts: > + items: > + - description: Context loader completion and error interrupt > + - description: DTG interrupt used to signal context loader trigger time > + - description: DTG interrupt for Vblank > + > + interrupt-names: > + items: > + - const: ctxld > + - const: ctxld_kick > + - const: vblank > + > + clocks: > + items: > + - description: Display APB clock for all peripheral PIO access interfaces > + - description: Display AXI clock needed by DPR, Scaler, RTRAM_CTRL > + - description: RTRAM clock > + - description: Pixel clock, can be driven either by HDMI phy clock or MIPI > + - description: DTRC clock, needed by video decompressor > + > + clock-names: > + items: > + - const: apb > + - const: axi > + - const: rtrm > + - const: pix > + - const: dtrc > + > + assigned-clocks: > + items: > + - description: Phandle and clock specifier of IMX8MQ_CLK_DISP_AXI_ROOT > + - description: Phandle and clock specifier of IMX8MQ_CLK_DISP_RTRM > + - description: Phandle and clock specifier of either IMX8MQ_VIDEO2_PLL1_REF_SEL or > + IMX8MQ_VIDEO_PLL1_REF_SEL > + > + assigned-clock-parents: > + items: > + - description: Phandle and clock specifier of IMX8MQ_SYS1_PLL_800M > + - description: Phandle and clock specifier of IMX8MQ_SYS1_PLL_800M > + - description: Phandle and clock specifier of IMX8MQ_CLK_27M > + > + assigned-clock-rates: > + items: > + - description: Must be 800 MHz > + - description: Must be 400 MHz > + > + port: > + type: object > + description: > + A port node pointing to the input port of a HDMI/DP or MIPI display bridge. > + > +additionalProperties: false > + > +examples: > + - | > + #include > + dcss: display-controller@32e00000 { > + compatible = "nxp,imx8mq-dcss"; > + reg = <0x32e00000 0x2d000>, <0x32e2f000 0x1000>; > + interrupts = <6>, <8>, <9>; > + interrupt-names = "ctxld", "ctxld_kick", "vblank"; > + interrupt-parent = <&irqsteer>; > + clocks = <&clk IMX8MQ_CLK_DISP_APB_ROOT>, <&clk IMX8MQ_CLK_DISP_AXI_ROOT>, > + <&clk IMX8MQ_CLK_DISP_RTRM_ROOT>, <&clk IMX8MQ_VIDEO2_PLL_OUT>, > + <&clk IMX8MQ_CLK_DISP_DTRC>; > + clock-names = "apb", "axi", "rtrm", "pix", "dtrc"; > + assigned-clocks = <&clk IMX8MQ_CLK_DISP_AXI>, <&clk IMX8MQ_CLK_DISP_RTRM>, > + <&clk IMX8MQ_VIDEO2_PLL1_REF_SEL>; > + assigned-clock-parents = <&clk IMX8MQ_SYS1_PLL_800M>, <&clk IMX8MQ_SYS1_PLL_800M>, > + <&clk IMX8MQ_CLK_27M>; > + assigned-clock-rates = <800000000>, > + <400000000>; > + port { > + dcss_out: endpoint { > + remote-endpoint = <&hdmi_in>; > + }; > + }; > + }; > + > -- > 2.23.0 >