From nobody Mon Nov 25 21:56:23 2024 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 56DEE1D6DA1; Thu, 24 Oct 2024 13:16:47 +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=1729775809; cv=none; b=aHCRFSjG5u++WCA3a3ul6Hcn9B0EFLNjS+gL2zet7GX/36LckFzq8qqN5Bnn6T5Iuxstpql/C9jlH07/VpGKtQxzvmv9TMvolHc6iEHgOy0ZgPZGmUxtaOeRZ1xgv7rkEtg2f1/g0ae/KXRrZB8zLiT77VcHx7KX6zAAZ7X1zX0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729775809; c=relaxed/simple; bh=yOU2ORDuPvI9kenldTX2S+yYgb6tjdxsj0kzn3lV6KA=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=f8GFGYTm94hMZMvG5OJD3m5G21gdyHSjXyh+zw8liHOw1yZRiERIeB8WlKe6VQa9qKoKG4sPrFAbI25+pWCs4NZVThuM28ykVZF+6s26Z9bGRiK9gvJ3KGuBRkMf1kIPlnF0/GPQ8OV7RSVd7fLdBiY2lqC+HskQS/xT4b3LXak= 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=uVfTJ5M5; 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="uVfTJ5M5" 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 8B61E1F8C9; Thu, 24 Oct 2024 15:06:36 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dolcini.it; s=default; t=1729775196; bh=+EvwIl0i2dXYv6BLBgJPCfDIwpV2bZuK0eg1elGHAZ8=; h=From:To:Subject; b=uVfTJ5M5yT9Yv80i2dKk8hEu6wlnSTFJ0PYJDkquaGC6izPRnR77NPBch7AUr2vbG ELEzHhA20Qo/li95Ca7hp3gBxrH/TQgZJrKP1W5TuKRygGfUpm6MMOL2+Rds2RQspL sCEdrOY/uu/KsCeH91cUVoxR0bKxunh5kEWDd3EF1vjNlZD4cW2xhtyhYe8q3gBs8Y wjV9zucSpYcFSe7+nnoAZ1+wJOwOh6g1qMAtxKYv0wfJfUZSbZz1A7VvHM9d9y3OCU U8Nu4v+mVJtda56jtA1z/uVeKIz+NfYhobyjnw48Va8B0MquvDavO6dGnVtJbej7WK Gt0y/Cu6I2pCQ== 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, stable@vger.kernel.org Subject: [PATCH v1] arm64: dts: ti: k3-am62-verdin: Fix SD regulator startup delay Date: Thu, 24 Oct 2024 15:06:28 +0200 Message-Id: <20241024130628.49650-1-francesco@dolcini.it> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Francesco Dolcini The power switch used to power the SD card interface might have more than 2ms turn-on time, increase the startup delay to 20ms to prevent failures. Fixes: 316b80246b16 ("arm64: dts: ti: add verdin am62") Cc: Signed-off-by: Francesco Dolcini --- arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/d= ts/ti/k3-am62-verdin.dtsi index 5bef31b8577b..f0eac05f7483 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi @@ -160,7 +160,7 @@ reg_sdhc1_vmmc: regulator-sdhci1 { regulator-max-microvolt =3D <3300000>; regulator-min-microvolt =3D <3300000>; regulator-name =3D "+V3.3_SD"; - startup-delay-us =3D <2000>; + startup-delay-us =3D <20000>; }; =20 reg_sdhc1_vqmmc: regulator-sdhci1-vqmmc { --=20 2.39.5