From patchwork Tue Apr 15 04:33:04 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Primoz Fiser X-Patchwork-Id: 14051471 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 BD455C369AB for ; Tue, 15 Apr 2025 04:46:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=9IMsto3IGPvDISpzblDsqlkmQE3Ckuvk3GtySGm/SfI=; b=4rKOV7/NzwujO2cYxWGEJcoYZs DXzxKUi62qXnSUQAHV0DbRA06V2O3+8zgxsKtrDimz1y0XGwqvkyN8EX0GCo0SQmsvpG1t57g7XSU GM31TZlsOoMY8R8AolkDg6lRXB6O9OJaw9PdkpVhtA1oOZnZ3dCLYszlm5wOQWQpJRUqTBKB7DfQE yol3rF7hl5ZM8beMb8zANDrSX/UsR6ryR0ON3LiXkTeg0KmfA6IWaXlhQvvX+kBVsq13TkprThZRn 5TM0Q5qu8cwe47btY6GTkmRDpc1aMmVEel/opQ086X5xKtlHwXXcFvMyOqBtzQ7BGfey5k/GN8QST mK7ygVAw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4YBe-00000004TZ9-3r3u; Tue, 15 Apr 2025 04:46:18 +0000 Received: from cpanel.siel.si ([46.19.9.99]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4XzA-00000004RmA-3uTv for linux-arm-kernel@lists.infradead.org; Tue, 15 Apr 2025 04:33:26 +0000 Received: from [89.212.21.243] (port=52324 helo=localhost.localdomain) by cpanel.siel.si with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96.2) (envelope-from ) id 1u4Xz5-00Gb4I-1N; Tue, 15 Apr 2025 06:33:18 +0200 From: Primoz Fiser To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam Cc: devicetree@vger.kernel.org, imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, upstream@lists.phytec.de Subject: [PATCH v2 08/15] arm64: dts: freescale: imx93-phyboard-segin: Fix SD-card pinctrl Date: Tue, 15 Apr 2025 06:33:04 +0200 Message-Id: <20250415043311.3385835-9-primoz.fiser@norik.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250415043311.3385835-1-primoz.fiser@norik.com> References: <20250415043311.3385835-1-primoz.fiser@norik.com> MIME-Version: 1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpanel.siel.si X-AntiAbuse: Original Domain - lists.infradead.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - norik.com X-Get-Message-Sender-Via: cpanel.siel.si: authenticated_id: primoz.fiser@norik.com X-Authenticated-Sender: cpanel.siel.si: primoz.fiser@norik.com X-Source: X-Source-Args: X-Source-Dir: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250414_213325_121563_6D52E455 X-CRM114-Status: UNSURE ( 7.19 ) 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 Until now, all usdhc2 (SD-card) pinctrl labels pointed to one pinctrl group "usdhc2grp" which was overwritten twice by the 100 and 200 MHz modes. Fix this by using unique pinctrl names. Additionally, adjust MX93_PAD_SD2_CLK__USDHC2_CLK pad drive-strength according to values obtained by measurements from the PHYTEC hardware department to improve signal integrity. Signed-off-by: Primoz Fiser Reviewed-by: Frank Li --- Changes in v2: - reword commit msg - split errata changes into separate patch arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts index 3d5cd0561362..541297052b62 100644 --- a/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts +++ b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin.dts @@ -77,7 +77,7 @@ MX93_PAD_SD2_CD_B__GPIO3_IO00 0x31e pinctrl_usdhc2_default: usdhc2grp { fsl,pins = < - MX93_PAD_SD2_CLK__USDHC2_CLK 0x179e + MX93_PAD_SD2_CLK__USDHC2_CLK 0x159e MX93_PAD_SD2_CMD__USDHC2_CMD 0x139e MX93_PAD_SD2_DATA0__USDHC2_DATA0 0x138e MX93_PAD_SD2_DATA1__USDHC2_DATA1 0x138e @@ -87,9 +87,9 @@ MX93_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e >; }; - pinctrl_usdhc2_100mhz: usdhc2grp { + pinctrl_usdhc2_100mhz: usdhc2-100mhzgrp { fsl,pins = < - MX93_PAD_SD2_CLK__USDHC2_CLK 0x179e + MX93_PAD_SD2_CLK__USDHC2_CLK 0x159e MX93_PAD_SD2_CMD__USDHC2_CMD 0x139e MX93_PAD_SD2_DATA0__USDHC2_DATA0 0x138e MX93_PAD_SD2_DATA1__USDHC2_DATA1 0x138e @@ -99,9 +99,9 @@ MX93_PAD_SD2_VSELECT__USDHC2_VSELECT 0x51e >; }; - pinctrl_usdhc2_200mhz: usdhc2grp { + pinctrl_usdhc2_200mhz: usdhc2-200mhzgrp { fsl,pins = < - MX93_PAD_SD2_CLK__USDHC2_CLK 0x178e + MX93_PAD_SD2_CLK__USDHC2_CLK 0x158e MX93_PAD_SD2_CMD__USDHC2_CMD 0x139e MX93_PAD_SD2_DATA0__USDHC2_DATA0 0x139e MX93_PAD_SD2_DATA1__USDHC2_DATA1 0x139e