From nobody Mon Feb 9 00:42:08 2026 Received: from mail11.truemail.it (mail11.truemail.it [217.194.8.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9B35BF4FA; Tue, 12 Mar 2024 14:55:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.194.8.81 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710255350; cv=none; b=gx4WaS+vXHFDcgN7ELZWWxakrnPCdvxSous0DxemWBBijQeIOsZ91KNaASxaIlCXB9SSW+CQ0kKnXJs549mrjpoBQ82cHNPNAWkaib6+P2WCgt+zMUNDHD2b1G9fZKJvAoUZrEQo+cWzvuZNwTnR8NtgnSiV2Yg257hfpyO1qrI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1710255350; c=relaxed/simple; bh=Usc6II35rVzJzpenuRz/2bqBjACu/dy3zUh+dVjJGIA=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version:Content-Type; b=q/O0bLSIlea0C0ZyB0T22cyfDibH3mDknXFQZAXPKSlVkV2lTdMzJoi9ueiy5MN25udSlpMlLrpAbRR8DU98GtCJZkJLAtlx+jFSte5UCcDB15jPKvvOPA6r889Sji2j5ssKdcoHpG2BRjoUqpVVaBhjpB4NdAXticFDx+pBtWY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=dolcini.it; spf=pass smtp.mailfrom=dolcini.it; dkim=pass (2048-bit key) header.d=dolcini.it header.i=@dolcini.it header.b=BvTG8xQe; arc=none smtp.client-ip=217.194.8.81 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=dolcini.it Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=dolcini.it Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=dolcini.it header.i=@dolcini.it header.b="BvTG8xQe" Received: from francesco-nb.pivistrello.it (93-49-2-63.ip317.fastwebnet.it [93.49.2.63]) by mail11.truemail.it (Postfix) with ESMTPA id 3DD392136C; Tue, 12 Mar 2024 15:50:02 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dolcini.it; s=default; t=1710255002; bh=KnYzDyMeuR48i4fmNxkTQzPwgnl3FF6TOTdlr9ivhJs=; h=From:To:Subject; b=BvTG8xQe0m0s8Lms5yOHgjAzMv4CUox3XM7B4jHt6xq90vwhoo+fyyao36uGs9Yjj SGPZZxF2iv4xM/6ocuvAiTUZlKmxYMIiiMteZEhhQPKyQjpIoFiIeJvTX+v4b2MvSN UPV+imeMVPcrIenApjZBIIt9axE+gDRdXgK7+u+wciQYLcShuu++oIbVkfLx1AvrU5 eIJg54Q0I7J7yfeyVmx1I8SVIeBMf5wdgQ1k+SM1ZKAwAHv2yEZVs3c7oV067sjT+C TQLK1/ABLj7iAbMzXwRovde4+9h9BBQQg/joqQDtQbkNKzdjmxxNqhHcsG0LwLPTES 8KPRK05ah6nAg== From: Francesco Dolcini To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Francesco Dolcini , linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Jo=C3=A3o=20Paulo=20Silva=20Gon=C3=A7alves?= Subject: [PATCH v1] arm64: dts: ti: verdin-am62: use SD1 CD as GPIO Date: Tue, 12 Mar 2024 15:49:56 +0100 Message-Id: <20240312144956.40211-1-francesco@dolcini.it> X-Mailer: git-send-email 2.39.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable From: Francesco Dolcini TI SDHCI IP has a hardware debounce timer of 1 second as described in commit 7ca0f166f5b2 ("mmc: sdhci_am654: Add workaround for card detect debounce timer"), because of this the boot time increases of up to 1 second. Workaround the issue the same way that is done on arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts, using the SD1 CD as GPIO. Suggested-by: Nishanth Menon Reported-by: Jo=C3=A3o Paulo Silva Gon=C3=A7alves Closes: https://lore.kernel.org/all/0e81af80de3d55e72f79af83fa5db87f5c9938f= 8.camel@toradex.com/ Signed-off-by: Francesco Dolcini --- arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/d= ts/ti/k3-am62-verdin.dtsi index e8d8857ad51f..a9bf2c17f95a 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi @@ -457,6 +457,13 @@ AM62X_IOPAD(0x01c4, PIN_INPUT, 7) /* (B14) SPI0_D1.GPI= O1_19 */ /* SODIMM 161 */ >; }; =20 + /* Verdin SD_1_CD# as GPIO */ + pinctrl_sd1_cd_gpio: main-gpio1-48-default-pins { + pinctrl-single,pins =3D < + AM62X_IOPAD(0x240, PIN_INPUT_PULLUP, 7) /* (D17) MMC1_SDCD.GPIO1_48 */ = /* SODIMM 84 */ + >; + }; + /* Verdin DSI_1_INT# (pulled-up as active-low) */ pinctrl_dsi1_int: main-gpio1-49-default-pins { pinctrl-single,pins =3D < @@ -571,7 +578,6 @@ AM62X_IOPAD(0x230, PIN_INPUT, 0) /* (A22) MMC1_D= AT0 */ /* SODIMM 80 */ AM62X_IOPAD(0x22c, PIN_INPUT, 0) /* (B21) MMC1_DAT1 */ /* SODIMM= 82 */ AM62X_IOPAD(0x228, PIN_INPUT, 0) /* (C21) MMC1_DAT2 */ /* SODIMM= 70 */ AM62X_IOPAD(0x224, PIN_INPUT, 0) /* (D22) MMC1_DAT3 */ /* SODIMM= 72 */ - AM62X_IOPAD(0x240, PIN_INPUT_PULLUP, 0) /* (D17) MMC1_SDCD */ /* SODIMM= 84 */ >; }; =20 @@ -1441,8 +1447,10 @@ &sdhci0 { /* Verdin SD_1 */ &sdhci1 { pinctrl-names =3D "default"; - pinctrl-0 =3D <&pinctrl_sdhci1>; + pinctrl-0 =3D <&pinctrl_sdhci1>, <&pinctrl_sd1_cd_gpio>; + cd-gpios =3D <&main_gpio1 48 GPIO_ACTIVE_LOW>; disable-wp; + ti,fails-without-test-cd; vmmc-supply =3D <®_sdhc1_vmmc>; vqmmc-supply =3D <®_sdhc1_vqmmc>; status =3D "disabled"; --=20 2.39.2