From nobody Fri Apr 3 22:33:50 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 From nobody Fri Apr 3 22:33:50 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 22510363C49; Sun, 22 Mar 2026 14:24:22 +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=gxQf+hjGpwEs7Csn79ljM76GgoVvUkJBNLpA3tfweZdOFeARphqfC35f0FEMQ3kQvLbtrGTaEsEZQlr1nh4YuYtQva12wWb8b7IU2fqsIcesnpckxcxBl6gepNvfC/rDu7e41/wS8QfRaP4Shlg9mBiQGJ2ySIou+afjJZjRw6Q= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774189462; c=relaxed/simple; bh=XbUqrT7qss2bjTqlhu4hDVM7HCLgTM5ifxyigq2ux68=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=VvNybMn1L31zfbw0xaveFkeDF6Czgz3t21+jFDTGZSzffOYFoLoafBsLlNNuPaODverq8nc2La8Z1cX6WIlcqwtYkBpCXpZXRBY85cKXMgYEuR+p4B+Q0E5Ev6CEBtdNmjcDqVQeAPJojsri9y2RTUMbduj+gbfiXrI3TH3cRvw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hcXcmrpP; 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="hcXcmrpP" Received: by smtp.kernel.org (Postfix) with ESMTPS id CD126C2BCB5; 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=XbUqrT7qss2bjTqlhu4hDVM7HCLgTM5ifxyigq2ux68=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=hcXcmrpP05MSLZE7pWiVF4+knrfygILa5n2u4r+giuWYP9GnhYAtnMdarlYABw6a7 lgOrj8l+01w8Vlsuyn7ZtMqm8lNRVUM1MAX0OoCJt2DNvZvT+bRNMgj2P0YQq/ssQ5 mw76pdDch9ur6uHXCPhndFgxZjxgKeABhsFxH4pv/K2tiZW+Plt9x/jlpp1otU+Q2m c1xCc+E++H86dDPBHiAVKuZqtUcoONDLb4gd6UtIP6KX191cqURPCTKd/k4uwTLWgd PwdCb58sgAf+km4Etrtpu162oHBExOTiX5Hef+AZomyyydbN3GUNfMARqDfwnT2Pr8 Dr+bphBKXmYIg== 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 C5606FC72C8; Sun, 22 Mar 2026 14:24:21 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Sun, 22 Mar 2026 15:24:20 +0100 Subject: [PATCH QUESTION 2/2] arm64: dts: qcom: sdm845-shift-axolotl: 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-v1-2-5f22f544f0e2@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=1522; i=david@ixit.cz; h=from:subject:message-id; bh=bg/8Mn64amhNeliB/CDjN88OEUAaoSKykTAgAGciekI=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpv/uUH1GaubGxzAbpeIoZHLVihTMq2aub8E8R/ HEKSiFPJvCJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCab/7lAAKCRBgAj/E00kg ciRmD/4ocnaCQSjo5z+kVKbzx56vvvy5UY4RX218IPBYHq7G+VUq2b5ofKiz3WvOb5kGXEbsJoi AJF7U8/PLvcEvOaylm8BOlLjBM5BQ0XsTRzIRKg9emYKmTpXgDjnfGijCzAhL6FdsEVbcwjp0bL NUDyy9p7ZN2cjA1HZJ0T0d6TuIrgDb5vTILZQ0lgL/f57A0lfudJkVoFF0dpDbLrjdpZgRfDqF1 FWzKNN2SkFCDKj2J8tv4lGgu4XUnLPIGVHrhtx4Z/GtazO7owFj1j+fKC5CiNifsQFcbj0eV/Np BZ6HLiTrr/tQ2cKt+YN6MRIhMt8YGX7kJT3wzbkeVPf57QEznZK3RRRhB1nAQw4fX1s1l+zISgQ CASZl+kmtMO/1k89mVvgQVBr505ApP1ildlMeOJzmUlVI1ikWviKvogH2Nck81X6RTnBFRkUG+P PvNwfj00GgXktjexXgH41LTlijfDc7+AZFzeOYuHpJblsicWanHo0cUp2vEq3lK6LgBlj7m9pvT NdSryJeqI5B0gSd7Z4ziZAotDvKaGZXcOVx7Ngrhe4sW/UAtvqOAo2+R7/BaHBYTXYzUQHe05sG Rsf/6jVVUs8PeQq6NILxAEFVWhouE6xRjZUlib+y4+nyaTkoKbl5Sopp7GmTrgSPpC6WqJLlJDe 2g7ekbKaDy4+wtw== 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: 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..bc336584c9fb9 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,nq310", "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