From nobody Sat Apr 4 00:10:46 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 1BE0D363C45; Sun, 22 Mar 2026 14:24:21 +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=1774189462; cv=none; b=q4fcvLmuYzeb+oDPlMrGK+YgZOtPE6qchuii1mu/CsgldbXpqQkO7Gz0Z3G0Zo1Qotn7yqGed4FYxj0LsmHhNvODeTznmDuZU1TB3emFly79IN9gKu6ljSFruIP9iA/P7byEczxeiQHq7qf7UMKvi39xDUbLoWQVoAHegSS3Q6U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774189462; c=relaxed/simple; bh=axxplOC87DoUDLEOGdxNehpQoMQRTWK9ZAGaD7Q1mDw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=pItceo5lZSpCQY1moaoLGPjYVPBdZx7W8aalxDnKgsxulxbG+bMGywmaR6JpyGpMWG9DWTNg93rJU2tyezWLhhwFn79Qg/EIWrc9TbtI1B/fR6ulqNUF2tMbBdfzTQHpeCYazGxwtxXtfRNzZwQgLUFj/SLYVAGGdjlEb/w7ZIY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HYesviKm; 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="HYesviKm" Received: by smtp.kernel.org (Postfix) with ESMTPS id BA63FC2BCB2; Sun, 22 Mar 2026 14:24:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774189461; bh=axxplOC87DoUDLEOGdxNehpQoMQRTWK9ZAGaD7Q1mDw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=HYesviKmTrLke/T7zWs2yD3iQz0zmlm4K1QgJzhv5Fm0+bIiWcsB1GFIMEH7H31a7 UZ7WMwP8DUsXS5hazSjgAZUGQmNlzOp7JgIunxoPrCzGa+cowUm7n0i45gQhH18EjD t3uSC7Jz2jdPx/1CGaP4YFUfjcHjkrKgKciK8rAmKt9oeA5eiCpZSmynXJ0gOANnzk SyHNRukOYoqqjUKSEH/9XQSYczkJBRLJte9MfyHPk/+VWhcsA8IL2NqUIkrcrUPzJn s/a5ygzSfo7paZR+t+NEduDIRVnvmFeN3Z+1ZaSJM/dCOYxtQA+BdQtowNWwnosky2 2Miv4AReB97Ug== 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 B35AFFC72AD; Sun, 22 Mar 2026 14:24:21 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Sun, 22 Mar 2026 15:24:19 +0100 Subject: [PATCH QUESTION 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: <20260322-oneplus-nfc-v1-1-5f22f544f0e2@ixit.cz> References: <20260322-oneplus-nfc-v1-0-5f22f544f0e2@ixit.cz> In-Reply-To: <20260322-oneplus-nfc-v1-0-5f22f544f0e2@ixit.cz> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley 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=1590; i=david@ixit.cz; h=from:subject:message-id; bh=B1C0GWCfqNHFWEdIAzeVJqcuVPnC+PV2R/DBk8wqZEA=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpv/uUrj18m0kn1GKpoXoftxMYSLKQDCiSUyZY+ HsoiCa3+16JAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCab/7lAAKCRBgAj/E00kg chU0D/0S4ZkvpDlFswm/YVkPovbK0CMXvwEphCN1YnahYdU0y72Hjqf/YZRgK5RPET+22p7rzSE BWolE7URerc38MO7O9uxJso0yekaNLdr2TvN18V5tX4JmrMah7HdINoVzIcyqK0xWMa4Cg09Ywu 6+WFqtEOj9l26Lj7Xc3pJqRUCGdGyqHdj7Ny5mogStApQmP72/z3SisOYHyTncx5DpvodRHkvX2 WKIhsatNN73X/giocFL277Z+nMqa6YKZRyuEy24manxshZQNnOiMfbMqkQ/FoDFVljU6jv++sjP XLRuFE1nhxKGNczYVkkweA9eK4zMJHMmEHhIsJeGq0gUTx/UxVXtExstEdtjdLGJfWDJ84l5vEi LYNdltdZkXNzmG9LIgUufxBCjsKbH6/OAjM5kmrpJRLb2xcOe4hWbf5rwVPYWY8fcneCjujD5jl 05tiAY8m3Up/Qy+4VyUSBlPQFPqR3wpfViywNxvyY80rFVzkLBBjTZX3HxHmFwFCYz0hCTak5h+ G1eXk525aegw/PJ5rE15hVlpxVCIGEGIH6iyoTtCIMYHK9yBnqgZFm8qUJ+HP62Ofh+GghqKIOs 2jbqCc2drFi88cRBooZx89gkjKL2zY1rMggDDerGkE0+e83CXavKHcGP1WdJhHP1w2gQRhDEpaw iGlXUjR4C5RCKlg== 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 Definition of the NFC. Co-developed-by: David Heidelberg Signed-off-by: David Heidelberg --- .../arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi | 32 ++++++++++++++++++= ++++ 1 file changed, 32 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..34f476299b114 100644 --- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi +++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi @@ -392,6 +392,26 @@ &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,nxp-nci-i2c"; + reg =3D <0x28>; + + interrupt-parent =3D <&tlmm>; + interrupts =3D <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 +614,11 @@ &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 +951,13 @@ 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