From nobody Sun Apr 5 18:10:40 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 594DC381AE2; Mon, 23 Mar 2026 23:20:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774308044; cv=none; b=eyBN2OtlhNfhLYgVrwQfzWaEdpWGVQVN4f97lO0W3Fn6Yu5Qj/96aoknYqTXiId85vcoNVSVhZin0/p/OC3QtBc5z3xijhUT9/rkavHRR3ko+/15M+PYZirDEIJDT1W5wLYl/AYhV6vv5OpdvsSp1BiluJWlWbF+EaXcF2iIxMU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774308044; c=relaxed/simple; bh=bxP1A6IybLUW2ZFmHnbweKo79KZkq8k1hEfaTmqbHXc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=rT9Ku+Z9VO9EtlKUuNWm7RV3Qmjtxz0nmxY4zHln0G7UJmPe6P9T/4Kg5+tqof11VJo3tQMrMgKqxpRGSQ7XpzF/PnTL3qMtyRCB74m05+91jUkDJ2eMJkDMnfzfisINxFT7PEp3SUlTYvXm2J4BG0s1gajHja8p/fAsqvEWT6U= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=aOTA1YA0; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="aOTA1YA0" Received: by smtp.kernel.org (Postfix) with ESMTPS id 0944DC2BCB0; Mon, 23 Mar 2026 23:20:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774308044; bh=bxP1A6IybLUW2ZFmHnbweKo79KZkq8k1hEfaTmqbHXc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=aOTA1YA0VasBnYqLJtwZL8dggl1bQMM4F7ZjiJptbmWZPg4jP9tpBhEJ0JEX53Vhm S4hfelq3Y6i3t/UTEOhANTD14q0ME056Sl3zgCZv3+iQvsuHJzGHv4LI1ocIyiyY6V /4CzqYz+oSp0tSzQSC0EDLGS+lzXdjya+PDFm2CdwU3vIBDMBMOZT1YyuQXemYp3FR dphKVB+lH4ny1ODBk12dsHaSLoRDCqNjbBDHlK/tNmr5rhmyh1lPj35yUnyRUAJAQY XoUk0jkxI6lqvsZDDIY+OexfhSWJEOm90AJVD8sOFf/+lm9RnA3Remi0zKesRiEYWx Pc5RlsLzKTjTA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id EB1AEF4613F; Mon, 23 Mar 2026 23:20:43 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Tue, 24 Mar 2026 00:20:39 +0100 Subject: [PATCH v2 1/2] arm64: dts: qcom: sdm845-oneplus: Enable NFC 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 Message-Id: <20260324-oneplus-nfc-v2-1-3eef052c9bc6@ixit.cz> References: <20260324-oneplus-nfc-v2-0-3eef052c9bc6@ixit.cz> In-Reply-To: <20260324-oneplus-nfc-v2-0-3eef052c9bc6@ixit.cz> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexander Martinz Cc: Petr Hodina , biemster , netdev@vger.kernel.org, linux-arm-msm@vger.kernel.org, oe-linux-nfc@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, phone-devel@vger.kernel.org, David Heidelberg X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=1699; i=david@ixit.cz; h=from:subject:message-id; bh=mZudGkYZcNaSxQ/CeRT/N/ZTIKwpfDRvjxNRkrrFQYc=; b=kA0DAAgBYAI/xNNJIHIByyZiAGnBysqjzT3RZ4hWQlBtNfrWQuJv4l7WBFalj4taBGlUe1iVb YkCMwQAAQgAHRYhBNd6Cc/u3Cu9U6cEdGACP8TTSSByBQJpwcrKAAoJEGACP8TTSSByqFAP/jvb Yb8rdRg+E54QdbNUHrZwwcXYfToCR6H0dAblSOa9Fx+wutG+wpP0tSEGNviuh9IbEafhF444Kh+ Ul7SlfaC3lPkZCeyvyUK/0UxqNZRQtoTWdOlKbKy8U/r6HbhRe1IL4X67n9JcH1he2j1P6z4kda RlsVVH4ZD4qKnGf8cuxqxBZ4vDSUgLQ3Wk2f0cx/FeGS4Hs39/7HDToPYd2TTbV98+7LvqwjFlh /JTAG+EF+Jmvqd9aP6pvOPb+gnW4DCciFSgmQWdcehqxapuE8NDDUq7VAua4Wu6fyT3IbneImTm 6Z7UXjgWfS/GiS+W5fh0e/04jW4v7pdJL7XkVdfZ7gCBixssu6DnvORo+RlCnHyY7EqNxVl9b68 rIrKJ9W0zFHZi50JcQabD51QB8WMbPzJH0eamdFyDyktUffTDdlgg1zNMwo7ZtTIsonuerJDjHW UoXxkRcaYOCQiM9ssziqN7EiGJnm3BBjw8/WUBpgc1oRvkG+95pDwVkduN6SOnfC5VEDvvCubsg gjqCikdk595D5aJ6BlIA1+B1brxwNbF151BNWlJDJY5AJsiaC/AA5JfF1ZlIql4ygLz7oYdQBfg vYACWWZlBfGP19niXbT1SObsC5j61GB1ZC9xIM8fteqyZqp7wAwh41yYCTTy7QkD0JzwyNUahFB YUiN4 X-Developer-Key: i=david@ixit.cz; a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: biemster Enable NFC controller NXP PN553, which is part of the package NXP NQ330 (NFC + eSE). Signed-off-by: biemster Co-developed-by: David Heidelberg Signed-off-by: David Heidelberg --- .../arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 31 ++++++++++++++++++= ++++ 1 file changed, 31 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm= 64/boot/dts/qcom/sdm845-oneplus-common.dtsi index 5b121ea5520f5..4fbce4233a773 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi @@ -392,6 +392,25 @@ &gpu_zap_shader { firmware-name =3D "qcom/sdm845/OnePlus/enchilada/a630_zap.mbn"; }; =20 +&i2c3 { + clock-frequency =3D <400000>; + + status =3D "okay"; + + nfc@28 { + compatible =3D "nxp,pn553", "nxp,nxp-nci-i2c"; + reg =3D <0x28>; + + interrupts-extended =3D <&tlmm 63 IRQ_TYPE_EDGE_RISING>; + + enable-gpios =3D <&tlmm 12 GPIO_ACTIVE_HIGH>; + firmware-gpios =3D <&tlmm 62 GPIO_ACTIVE_HIGH>; + + pinctrl-0 =3D <&nfc_default>; + pinctrl-names =3D "default"; + }; +}; + &i2c10 { status =3D "okay"; clock-frequency =3D <100000>; @@ -594,6 +613,11 @@ &qupv3_id_0 { status =3D "okay"; }; =20 +&qup_i2c3_default { + drive-strength =3D <2>; + bias-disable; +}; + &qup_i2c10_default { drive-strength =3D <2>; bias-disable; @@ -926,6 +950,13 @@ speaker_default: speaker-default-state { bias-pull-up; output-high; }; + + nfc_default: nfc-default-state { + pins =3D "gpio12", "gpio62", "gpio63"; + function =3D "gpio"; + drive-strength =3D <6>; + bias-pull-up; + }; }; =20 &venus { --=20 2.53.0 From nobody Sun Apr 5 18:10:40 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 593D137A494; Mon, 23 Mar 2026 23:20:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774308044; cv=none; 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a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: David Heidelberg Definition of the NFC. Signed-off-by: David Heidelberg --- arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts | 33 +++++++++++++++++++= ++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts b/arch/arm64= /boot/dts/qcom/sdm845-shift-axolotl.dts index 51b041f91d3e2..eea63aa170b16 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts +++ b/arch/arm64/boot/dts/qcom/sdm845-shift-axolotl.dts @@ -431,6 +431,25 @@ &gpu_zap_shader { firmware-name =3D "qcom/sdm845/SHIFT/axolotl/a630_zap.mbn"; }; =20 +&i2c3 { + clock-frequency =3D <400000>; + + status =3D "okay"; + + nfc@28 { + compatible =3D "nxp,pn553", "nxp,nxp-nci-i2c"; + reg =3D <0x28>; + + interrupts-extended =3D <&tlmm 63 IRQ_TYPE_EDGE_RISING>; + + enable-gpios =3D <&tlmm 12 GPIO_ACTIVE_HIGH>; + firmware-gpios =3D <&tlmm 62 GPIO_ACTIVE_HIGH>; + + pinctrl-0 =3D <&nfc_int_default &nfc_enable_default>; + pinctrl-names =3D "default"; + }; +}; + &i2c5 { status =3D "okay"; =20 @@ -609,6 +628,20 @@ &slpi_pas { &tlmm { gpio-reserved-ranges =3D <0 4>, <81 4>; =20 + nfc_int_default: nfc-int-default-state { + pins =3D "gpio63"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-up; + }; + + nfc_enable_default: nfc-enable-default-state { + pins =3D "gpio12", "gpio62"; + function =3D "gpio"; + drive-strength =3D <2>; + bias-pull-up; + }; + sde_dsi_active: sde-dsi-active-state { pins =3D "gpio6", "gpio11"; function =3D "gpio"; --=20 2.53.0