From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from cpanel.siel.si (cpanel.siel.si [46.19.9.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2AE5A21E0A6; Tue, 15 Apr 2025 04:33:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.19.9.99 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744691602; cv=none; b=utsm9PxCF8PL2VUKq4BMBwpkMtFhul9K67B6e0URgYwKzgVHD570hy+kXvXCXVlDsUbSNjiQVkCR5Lw3kc5cIu6ujBou8gBugWv7qo3bLSpq5xBwt5LrsNJyqHV/nfTvcsSnf0nNWOmFpLQBeeSu/Fi+h/39+e1l1xd1prFjxO4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744691602; c=relaxed/simple; bh=YzUKU8kn34sjtdtovrzqRVvT15prf19xMPzU/lYPYKw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=VQq1M2D0EtGQYtykMj9CWRhtgzLhWfXhLuYyVbpulTJgYq/VUj1GuXC0Ez+QLyWzWUGUdjAU2wWdxddyEBdadIWcxjGPWNaUNY3wVakJEL8I4mloN64v5SzUSciJtlK4fMyyVcmRBGwip2Jxsr3vexfcuTnexjtV3CoWCrAOLiQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=norik.com; spf=pass smtp.mailfrom=norik.com; arc=none smtp.client-ip=46.19.9.99 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=norik.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=norik.com 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 1u4Xz0-00Gb4I-05; Tue, 15 Apr 2025 06:33:13 +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 04/15] arm64: dts: freescale: imx93-phycore-som: Enhance eMMC pinctrl Date: Tue, 15 Apr 2025 06:33:00 +0200 Message-Id: <20250415043311.3385835-5-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> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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 - vger.kernel.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: Improve eMMC on phyCORE-i.MX93 SOM by adding 100MHz and 200MHz pinctrl modes. This enables to use eMMC at enhanced data rates (e.g. HS400). While at it, apply a workaround for the i.MX93 chip errata ERR052021. Signed-off-by: Primoz Fiser --- Changes in v2: - no changes .../boot/dts/freescale/imx93-phycore-som.dtsi | 57 +++++++++++++++---- 1 file changed, 47 insertions(+), 10 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi b/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi index 06a9e674e338..663530a7e2bb 100644 --- a/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx93-phycore-som.dtsi @@ -166,8 +166,10 @@ eeprom@50 { /* eMMC */ &usdhc1 { - pinctrl-names = "default"; + pinctrl-names = "default", "state_100mhz", "state_200mhz"; pinctrl-0 = <&pinctrl_usdhc1>; + pinctrl-1 = <&pinctrl_usdhc1_100mhz>; + pinctrl-2 = <&pinctrl_usdhc1_200mhz>; bus-width = <8>; non-removable; status = "okay"; @@ -213,18 +215,53 @@ MX93_PAD_ENET2_RD3__GPIO4_IO27 0x31e >; }; + /* need to config the SION for data and cmd pad, refer to ERR052021 */ pinctrl_usdhc1: usdhc1grp { fsl,pins = < MX93_PAD_SD1_CLK__USDHC1_CLK 0x179e - MX93_PAD_SD1_CMD__USDHC1_CMD 0x1386 - MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x138e - MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x1386 - MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x138e - MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x1386 - MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x1386 - MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x1386 - MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x1386 - MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x1386 + MX93_PAD_SD1_CMD__USDHC1_CMD 0x40001386 + MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x4000138e + MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x40001386 + MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x4000138e + MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x40001386 + MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x40001386 + MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x40001386 + MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x40001386 + MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x40001386 + MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x179e + >; + }; + + /* need to config the SION for data and cmd pad, refer to ERR052021 */ + pinctrl_usdhc1_100mhz: usdhc1-100mhzgrp { + fsl,pins = < + MX93_PAD_SD1_CLK__USDHC1_CLK 0x17be + MX93_PAD_SD1_CMD__USDHC1_CMD 0x4000139e + MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x4000138e + MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x4000139e + MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x400013be + MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x4000139e + MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x4000139e + MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x4000139e + MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x4000139e + MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x4000139e + MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x179e + >; + }; + + /* need to config the SION for data and cmd pad, refer to ERR052021 */ + pinctrl_usdhc1_200mhz: usdhc1-200mhzgrp { + fsl,pins = < + MX93_PAD_SD1_CLK__USDHC1_CLK 0x17be + MX93_PAD_SD1_CMD__USDHC1_CMD 0x4000139e + MX93_PAD_SD1_DATA0__USDHC1_DATA0 0x4000139e + MX93_PAD_SD1_DATA1__USDHC1_DATA1 0x400013be + MX93_PAD_SD1_DATA2__USDHC1_DATA2 0x400013be + MX93_PAD_SD1_DATA3__USDHC1_DATA3 0x400013be + MX93_PAD_SD1_DATA4__USDHC1_DATA4 0x400013be + MX93_PAD_SD1_DATA5__USDHC1_DATA5 0x400013be + MX93_PAD_SD1_DATA6__USDHC1_DATA6 0x400013be + MX93_PAD_SD1_DATA7__USDHC1_DATA7 0x400013be MX93_PAD_SD1_STROBE__USDHC1_STROBE 0x179e >; }; -- 2.34.1