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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0D19C77B75 for ; Tue, 23 May 2023 11:17:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235288AbjEWLRn (ORCPT ); Tue, 23 May 2023 07:17:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49026 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229653AbjEWLRm (ORCPT ); Tue, 23 May 2023 07:17:42 -0400 Received: from mx1.tq-group.com (mx1.tq-group.com [93.104.207.81]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 741C5FF for ; Tue, 23 May 2023 04:17:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1684840658; x=1716376658; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=mzrgwDtBMRPABCx8Q3NOOg2pacgX8DKWBcqrXhShyDc=; b=G/WAM4FGAnvzfjrHTJELzOAqJu+cXu09peg03TzCvPZWBpq8557NNnYi n20fhExowu6g8nK9X0JrEEhkG2OoPDqBkSzmJWfJ0XUAvI3AJtqNSG3fw T6IDqnPuo0/CFjzC6WK5n7cVUgNK3miyra1oZASPjXdI8D+ObKYwDIzaD FNV4lf4Qhxl0KsV+y1yR8i8mCC9ypHZhSERRMaVBea/79hh5M7tgEPtiY xt3nujWAiJl0JxNGmUw8Fwv1M2bWfwKI1AvbjvTyoOZkwmCDyA9oqeHRz J6+RWKUBQ8OvL2MIykK92s89E+v4dvaCPfyDBSh6zBPH3YXw3eT8lZDdh g==; X-IronPort-AV: E=Sophos;i="6.00,186,1681164000"; d="scan'208";a="31045277" Received: from unknown (HELO tq-pgp-pr1.tq-net.de) ([192.168.6.15]) by mx1-pgp.tq-group.com with ESMTP; 23 May 2023 13:17:35 +0200 Received: from mx1.tq-group.com ([192.168.6.7]) by tq-pgp-pr1.tq-net.de (PGP Universal service); Tue, 23 May 2023 13:17:35 +0200 X-PGP-Universal: processed; by tq-pgp-pr1.tq-net.de on Tue, 23 May 2023 13:17:35 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tq-group.com; i=@tq-group.com; q=dns/txt; s=key1; t=1684840655; x=1716376655; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=mzrgwDtBMRPABCx8Q3NOOg2pacgX8DKWBcqrXhShyDc=; b=cEzeK0Ubnsj0oZL4fsRqPHBjQNYJJAUjIIl3sFjODYDcs68d44X+lRQX iS3CcKeZpoZhoYOQV3qT5aQaJ8vUr5VJGw3YT3hBHcGJ7lFHy4sLXt5o+ I/i+E3Oa3/bdN1L7x4zZ+fdDuBXCaTfMGBLA3RHV1xIXztPs3ohtblkAn GpsltqHxLXjIVk4IO8l8Cxof0x8yWgKBX3V7is2LP1mVCQPF/G+xhAQfo O4kVb6E7oTCZh7vMlmzQx1y+5lnwWLeDpHkkV0WF/QrtbM/3N/ShwpH2H G7iZN0qiYDEFDVcZEqVSQqT2x7phsw1n5hNRFlyWfkQzsqjGNE05r15RP w==; X-IronPort-AV: E=Sophos;i="6.00,186,1681164000"; d="scan'208";a="31045276" Received: from vtuxmail01.tq-net.de ([10.115.0.20]) by mx1.tq-group.com with ESMTP; 23 May 2023 13:17:35 +0200 Received: from steina-w.localnet (unknown [10.123.53.21]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by vtuxmail01.tq-net.de (Postfix) with ESMTPSA id 137D5280082; Tue, 23 May 2023 13:17:35 +0200 (CEST) From: Alexander Stein To: Marek Vasut Cc: linux-arm-kernel@lists.infradead.org, Conor Dooley , Fabio Estevam , Krzysztof Kozlowski , NXP Linux Team , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , Shawn Guo , devicetree@vger.kernel.org, Marek Vasut Subject: Re: [PATCH] arm64: dts: imx8mp: Add TC9595 bridge on DH electronics i.MX8M Plus DHCOM Date: Tue, 23 May 2023 13:17:34 +0200 Message-ID: <2684415.mvXUDI8C0e@steina-w> Organization: TQ-Systems GmbH In-Reply-To: <20230515162424.67597-1-marex@denx.de> References: <20230515162424.67597-1-marex@denx.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="iso-8859-1" Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hello Marek, Am Montag, 15. Mai 2023, 18:24:24 CEST schrieb Marek Vasut: > Add TC9595 DSI-to-DPI and DSI-to-(e)DP bridge to > DH electronics i.MX8M Plus DHCOM SoM . The bridge > is populated on the SoM, but disabled by default > unless used for display output. >=20 > Signed-off-by: Marek Vasut Were you actually able to access the display? E.g. reading DPCD via AUX=20 channel? Best regards, Alexander > --- > Cc: Conor Dooley > Cc: Fabio Estevam > Cc: Krzysztof Kozlowski > Cc: NXP Linux Team > Cc: Pengutronix Kernel Team > Cc: Rob Herring > Cc: Sascha Hauer > Cc: Shawn Guo > Cc: devicetree@vger.kernel.org > Cc: linux-arm-kernel@lists.infradead.org > --- > .../boot/dts/freescale/imx8mp-dhcom-som.dtsi | 55 +++++++++++++++++++ > 1 file changed, 55 insertions(+) >=20 > diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi > b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi index > 98a11c31d7d45..9c0cb75386e36 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi > @@ -240,6 +240,36 @@ &i2c3 { > sda-gpios =3D <&gpio5 19 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; > status =3D "okay"; >=20 > + tc_bridge: bridge@f { > + compatible =3D "toshiba,tc9595", "toshiba,tc358767"; > + pinctrl-names =3D "default"; > + pinctrl-0 =3D <&pinctrl_tc9595>; > + reg =3D <0xf>; > + clock-names =3D "ref"; > + clocks =3D <&clk IMX8MP_CLK_CLKOUT2>; > + assigned-clocks =3D <&clk IMX8MP_CLK_CLKOUT2_SEL>, > + <&clk IMX8MP_CLK_CLKOUT2>, > + <&clk IMX8MP_AUDIO_PLL2_OUT>; > + assigned-clock-parents =3D <&clk IMX8MP_AUDIO_PLL2_OUT>; > + assigned-clock-rates =3D <13000000>, <13000000>,=20 <156000000>; > + reset-gpios =3D <&gpio3 21 GPIO_ACTIVE_HIGH>; > + status =3D "disabled"; > + > + ports { > + #address-cells =3D <1>; > + #size-cells =3D <0>; > + > + port@0 { > + reg =3D <0>; > + > + tc_bridge_in: endpoint { > + data-lanes =3D <1 2 3 4>; > + remote-endpoint =3D=20 <&dsi_out>; > + }; > + }; > + }; > + }; > + > pmic: pmic@25 { > compatible =3D "nxp,pca9450c"; > reg =3D <0x25>; > @@ -406,6 +436,22 @@ &i2c5 { /* HDMI EDID bus */ > status =3D "okay"; > }; >=20 > +&mipi_dsi { > + samsung,burst-clock-frequency =3D <160000000>; > + samsung,esc-clock-frequency =3D <10000000>; > + > + ports { > + port@1 { > + reg =3D <1>; > + > + dsi_out: endpoint { > + data-lanes =3D <1 2 3 4>; > + remote-endpoint =3D <&tc_bridge_in>; > + }; > + }; > + }; > +}; > + > &pwm1 { > pinctrl-0 =3D <&pinctrl_pwm1>; > pinctrl-names =3D "default"; > @@ -880,6 +926,15 @@ MX8MP_IOMUXC_SAI3_TXD__AUDIOMIX_SAI3_TX_DATA00 0xd6 >=20 > >; >=20 > }; >=20 > + pinctrl_tc9595: dhcom-tc9595-grp { > + fsl,pins =3D < > + /* RESET_DSIBRIDGE */ > + MX8MP_IOMUXC_SAI1_RXC__GPIO4_IO01 =09 0x40000146 > + /* DSI-CONV_INT Interrupt */ > + MX8MP_IOMUXC_SAI5_RXD0__GPIO3_IO21 =09 0x141 > + >; > + }; > + > pinctrl_touch: dhcom-touch-grp { > fsl,pins =3D < > /* #TOUCH_INT */ =2D-=20 TQ-Systems GmbH | M=FChlstra=DFe 2, Gut Delling | 82229 Seefeld, Germany Amtsgericht M=FCnchen, HRB 105018 Gesch=E4ftsf=FChrer: Detlef Schneider, R=FCdiger Stahl, Stefan Schneider http://www.tq-group.com/