From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (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 4C06F3164D6 for ; Tue, 3 Feb 2026 14:36:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770129415; cv=none; b=iKG4Rz/RLCuUHyIsYLonoVnHM5F6ZUkWL02sfw1+vkoa5b+6hULDVKIg+snPcJGoOyoa2MgXl6cd2tw2gG64WbUywun628eftUv3+plpy5rwx5wZ1VpYAM805+f271ka74k1XT/QUSYcmgUI11PglZhAkg+C+cO8gNEIV2wbh0s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770129415; c=relaxed/simple; bh=IF/ELhrYDLTu7nf4ax3TUPV7Rxc3qy5omtUnB/Wu8ss=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=ePinZtrOZYSglN1cMwwCzo3a9r5SRaEIjhXaB9RgO7t8dYgwWBwbr810OiZcfWCEw7WmrmGhagCtaFou2ex73Kk4IrY3bq8PA4EPqXpnXoSDXAigbg+D1tYfhwk29RLAhflaXnidWoF390YYdSeAyqFmgPqUUgC28J/Zsoci7no= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[127.0.0.1]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1vnHW2-0006dU-Jr; Tue, 03 Feb 2026 15:36:30 +0100 Message-ID: Date: Tue, 3 Feb 2026 15:36:29 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v1] arm64: dts: freescale: imx8mm-evk: share usdhc3 setup To: Mario Peter , shawnguo@kernel.org, s.hauer@pengutronix.de Cc: robh@kernel.org, conor+dt@kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, imx@lists.linux.dev, kernel@pengutronix.de, krzk+dt@kernel.org, festevam@gmail.com, linux-arm-kernel@lists.infradead.org References: <20260203142158.3929433-1-mario.peter@leica-geosystems.com> From: Ahmad Fatoum Content-Language: en-US, de-DE, de-BE In-Reply-To: <20260203142158.3929433-1-mario.peter@leica-geosystems.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-SA-Exim-Connect-IP: 2a0a:edc0:0:900:1d::77 X-SA-Exim-Mail-From: a.fatoum@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: devicetree@vger.kernel.org Hello Mario, thanks for your patch. On 2/3/26 3:21 PM, Mario Peter wrote: > The eMMC controller on EVK and EVKB uses the same usdhc3 > configuration and pinmux. Move the common node and pinctrl groups > into imx8mm-evk.dtsi so both boards inherit the shared setup and > avoid duplication in the board DTS files. What about the imx8mm-ddr4-evk.dts? Did you check if it also has something connected to usdhc3? Cheers, Ahmad > > Signed-off-by: Mario Peter > --- > v1: submitted > > arch/arm64/boot/dts/freescale/imx8mm-evk.dts | 61 ------------------- > arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 61 +++++++++++++++++++ > 2 files changed, 61 insertions(+), 61 deletions(-) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts > index b68954bcc383..002ebdeeb2d6 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dts > +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dts > @@ -53,18 +53,6 @@ flash@0 { > }; > }; > > -&usdhc3 { > - assigned-clocks = <&clk IMX8MM_CLK_USDHC3_ROOT>; > - assigned-clock-rates = <400000000>; > - pinctrl-names = "default", "state_100mhz", "state_200mhz"; > - pinctrl-0 = <&pinctrl_usdhc3>; > - pinctrl-1 = <&pinctrl_usdhc3_100mhz>; > - pinctrl-2 = <&pinctrl_usdhc3_200mhz>; > - bus-width = <8>; > - non-removable; > - status = "okay"; > -}; > - > &iomuxc { > pinctrl_flexspi: flexspigrp { > fsl,pins = < > @@ -76,53 +64,4 @@ MX8MM_IOMUXC_NAND_DATA02_QSPI_A_DATA2 0x82 > MX8MM_IOMUXC_NAND_DATA03_QSPI_A_DATA3 0x82 > >; > }; > - > - pinctrl_usdhc3: usdhc3grp { > - fsl,pins = < > - MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190 > - MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d0 > - MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d0 > - MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d0 > - MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0 > - MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0 > - MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d0 > - MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d0 > - MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d0 > - MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d0 > - MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d0 > - MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x190 > - >; > - }; > - > - pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp { > - fsl,pins = < > - MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194 > - MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d4 > - MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4 > - MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4 > - MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4 > - MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4 > - MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4 > - MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4 > - MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4 > - MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4 > - MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x194 > - >; > - }; > - > - pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp { > - fsl,pins = < > - MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196 > - MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d6 > - MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d6 > - MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d6 > - MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d6 > - MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d6 > - MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d6 > - MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d6 > - MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d6 > - MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d6 > - MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x196 > - >; > - }; > }; > diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi > index 6eab8a6001db..6e53828b5d30 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi > @@ -649,6 +649,18 @@ &usdhc2 { > status = "okay"; > }; > > +&usdhc3 { > + assigned-clocks = <&clk IMX8MM_CLK_USDHC3_ROOT>; > + assigned-clock-rates = <400000000>; > + pinctrl-names = "default", "state_100mhz", "state_200mhz"; > + pinctrl-0 = <&pinctrl_usdhc3>; > + pinctrl-1 = <&pinctrl_usdhc3_100mhz>; > + pinctrl-2 = <&pinctrl_usdhc3_200mhz>; > + bus-width = <8>; > + non-removable; > + status = "okay"; > +}; > + > &wdog1 { > pinctrl-names = "default"; > pinctrl-0 = <&pinctrl_wdog>; > @@ -839,6 +851,55 @@ MX8MM_IOMUXC_GPIO1_IO04_USDHC2_VSELECT 0x1d0 > >; > }; > > + pinctrl_usdhc3: usdhc3grp { > + fsl,pins = < > + MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x190 > + MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d0 > + MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d0 > + MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d0 > + MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0 > + MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d0 > + MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d0 > + MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d0 > + MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d0 > + MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d0 > + MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d0 > + MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x190 > + >; > + }; > + > + pinctrl_usdhc3_100mhz: usdhc3-100mhzgrp { > + fsl,pins = < > + MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x194 > + MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d4 > + MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d4 > + MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d4 > + MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d4 > + MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d4 > + MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d4 > + MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d4 > + MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d4 > + MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d4 > + MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x194 > + >; > + }; > + > + pinctrl_usdhc3_200mhz: usdhc3-200mhzgrp { > + fsl,pins = < > + MX8MM_IOMUXC_NAND_WE_B_USDHC3_CLK 0x196 > + MX8MM_IOMUXC_NAND_WP_B_USDHC3_CMD 0x1d6 > + MX8MM_IOMUXC_NAND_DATA04_USDHC3_DATA0 0x1d6 > + MX8MM_IOMUXC_NAND_DATA05_USDHC3_DATA1 0x1d6 > + MX8MM_IOMUXC_NAND_DATA06_USDHC3_DATA2 0x1d6 > + MX8MM_IOMUXC_NAND_DATA07_USDHC3_DATA3 0x1d6 > + MX8MM_IOMUXC_NAND_RE_B_USDHC3_DATA4 0x1d6 > + MX8MM_IOMUXC_NAND_CE2_B_USDHC3_DATA5 0x1d6 > + MX8MM_IOMUXC_NAND_CE3_B_USDHC3_DATA6 0x1d6 > + MX8MM_IOMUXC_NAND_CLE_USDHC3_DATA7 0x1d6 > + MX8MM_IOMUXC_NAND_CE1_B_USDHC3_STROBE 0x196 > + >; > + }; > + > pinctrl_wdog: wdoggrp { > fsl,pins = < > MX8MM_IOMUXC_GPIO1_IO02_WDOG1_WDOG_B 0x166 -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |