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[2620:137:e000::1:20]) by mx.google.com with ESMTP id h18-20020ac87d52000000b003f6a97d1530si6384162qtb.316.2023.06.06.09.09.46; Tue, 06 Jun 2023 09:10:02 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238654AbjFFPlB (ORCPT + 99 others); Tue, 6 Jun 2023 11:41:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58468 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238653AbjFFPkk (ORCPT ); Tue, 6 Jun 2023 11:40:40 -0400 Received: from finn.localdomain (finn.gateworks.com [108.161.129.64]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D0E510D4; Tue, 6 Jun 2023 08:40:39 -0700 (PDT) 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-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1767970232128748626?= X-GMAIL-MSGID: =?utf-8?q?1767970232128748626?= 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"; };