From patchwork Tue Jun 6 15:40:30 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tim Harvey X-Patchwork-Id: 13269401 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 49845C7EE24 for ; Tue, 6 Jun 2023 15:41:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=ZlI5pnrGL2IlWuGLaoVI3rBP99WnH7mhad7Yj/FlU/Q=; b=F1MWdfKW2qZsqx 5vUblngJKZOFtsQDF58fYDvCKVwtE/M4lIVo1wdl7/sbFzH4W6Q08V9Q2zZJAWzOCqc21BK97Uygn 8M1Q7DjiKy26FhGeuvNCyumY33pHp2eBFJ30Ep1/oR0TfnXZrwWIQnoQ4TekfmlDe4gyJsmOmWMlO vut+24nQP83tRQuGUYaDJAEA2F+nXainHIO2thKBdsQfoAPB46h7H+GWPGQsTEDXXBpHAiTf1h9EX 1Jv5TZzAPZMkkZURlzcb2t3gFLPtM4pPqKiNE7GLlxjw8T4RJmlfRMxTfdDlLuas8iarV4i68sdJO DOBMXv4LukGhmTSbt2Xw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q6YnW-002HSm-0M; Tue, 06 Jun 2023 15:40:38 +0000 Received: from finn.gateworks.com ([108.161.129.64] helo=finn.localdomain) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q6YnT-002HSC-2d for linux-arm-kernel@lists.infradead.org; Tue, 06 Jun 2023 15:40:36 +0000 Received: from 068-189-091-139.biz.spectrum.com ([68.189.91.139] helo=tharvey.pdc.gateworks.com) by finn.localdomain with esmtp (Exim 4.93) (envelope-from ) id 1q6YnR-0067qK-0T; Tue, 06 Jun 2023 15:40:33 +0000 From: Tim Harvey To: linux-arm-kernel@lists.infradead.org Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Tim Harvey Subject: [PATCH] arm64: dts: imx8mm-venice-gw7904: disable disp_blk_ctrl Date: Tue, 6 Jun 2023 08:40:30 -0700 Message-Id: <20230606154030.1449558-1-tharvey@gateworks.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230606_084035_853210_945BAB14 X-CRM114-Status: UNSURE ( 9.18 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The GW7904 does not connect the VDD_MIPI power rails thus MIPI is disabled. However we must also disable disp_blk_ctrl as it uses the pgc_mipi power domain and without it being disabled imx8m-blk-ctrl will fail to probe: imx8m-blk-ctrl 32e28000.blk-ctrl: error -ETIMEDOUT: failed to attach power domain "mipi-dsi" imx8m-blk-ctrl: probe of 32e28000.blk-ctrl failed with error -110 Fixes: b999bdaf0597 ("arm64: dts: imx: Add i.mx8mm Gateworks gw7904 dts support") Signed-off-by: Tim Harvey --- arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts index c12e3f4f800f..6ca52a14a5ab 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7904.dts @@ -628,6 +628,10 @@ &pcie0 { status = "okay"; }; +&disp_blk_ctrl { + status = "disabled"; +}; + &pgc_mipi { status = "disabled"; };