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Sat, 15 Nov 2025 04:27:04 -0800 (PST) From: Erikas Bitovtas Date: Sat, 15 Nov 2025 14:26:43 +0200 Subject: [PATCH 1/2] arm64: dts: qcom: msm8939-asus-z00t: add battery 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: <20251115-battery-hall-v1-1-1586283d17c7@gmail.com> References: <20251115-battery-hall-v1-0-1586283d17c7@gmail.com> In-Reply-To: <20251115-battery-hall-v1-0-1586283d17c7@gmail.com> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Erikas Bitovtas X-Mailer: b4 0.14.3 This device tracks remaining battery capacity percentage using voltage mode BMS. This commit enables the pm8916_bms node and adds a battery node to track its capacity. Battery properties were taken from the downstream code and from the information printed on the battery itself. Signed-off-by: Erikas Bitovtas --- arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts | 25 ++++++++++++++++++++++= +++ 1 file changed, 25 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts b/arch/arm64/bo= ot/dts/qcom/msm8939-asus-z00t.dts index ebb548e62e02..b58f0a04abfd 100644 --- a/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts +++ b/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts @@ -20,6 +20,25 @@ aliases { serial0 =3D &blsp_uart2; }; =20 + battery: battery { + compatible =3D "simple-battery"; + device-chemistry =3D "lithium-ion-polymer"; + voltage-min-design-microvolt =3D <3400000>; + voltage-max-design-microvolt =3D <4400000>; + energy-full-design-microwatt-hours =3D <11500000>; + charge-full-design-microamp-hours =3D <3000000>; + + ocv-capacity-celsius =3D <25>; + ocv-capacity-table-0 =3D <4372000 100>, <4306000 95>, <4247000 90>, + <4190000 85>, <4134000 80>, <4081000 75>, <4030000 70>, + <3984000 65>, <3930000 60>, <3884000 55>, <3850000 50>, + <3826000 45>, <3804000 40>, <3786000 35>, <3770000 30>, + <3753000 25>, <3734000 20>, <3712000 16>, <3693000 13>, + <3686000 11>, <3684000 10>, <3682000 9>, <3680000 8>, + <3676000 7>, <3668000 6>, <3643000 5>, <3600000 4>, + <3542000 3>, <3462000 2>, <3340000 1>, <3000000 0>; + }; + chosen { stdout-path =3D "serial0"; }; @@ -135,6 +154,12 @@ &mpss_mem { reg =3D <0x0 0x86800000 0x0 0x5500000>; }; =20 +&pm8916_bms { + monitored-battery =3D <&battery>; + + status =3D "okay"; +}; + &pm8916_codec { qcom,micbias-lvl =3D <2800>; qcom,mbhc-vthreshold-low =3D <75 150 237 450 500>; --=20 2.51.2 From nobody Sun Feb 8 07:59:11 2026 Received: from mail-ed1-f52.google.com (mail-ed1-f52.google.com [209.85.208.52]) (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 CB19529DB86 for ; Sat, 15 Nov 2025 12:27:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763209630; cv=none; b=l+lZ6l3A/YuzZ4JmuJwu+rmVY/CDILPxRx9FO9/sN6PThjFscF3Dyz7EoYD9yX8X4kgRtEtduxXBMCPFNZ3NLE92QLIryESp4DrWLGq6bKukanJ7CDOR4JPBQ0oV+/FsX/5XeA+x3Gk+266pLX6ySANh9SH2cKej7rGKR3NvnEE= ARC-Message-Signature: i=1; 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Sat, 15 Nov 2025 04:27:06 -0800 (PST) Received: from [192.168.0.188] ([88.223.153.72]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6433a4b2155sm5627042a12.29.2025.11.15.04.27.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 15 Nov 2025 04:27:06 -0800 (PST) From: Erikas Bitovtas Date: Sat, 15 Nov 2025 14:26:44 +0200 Subject: [PATCH 2/2] arm64: dts: qcom: msm8939-asus-z00t: add hall sensor 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: <20251115-battery-hall-v1-2-1586283d17c7@gmail.com> References: <20251115-battery-hall-v1-0-1586283d17c7@gmail.com> In-Reply-To: <20251115-battery-hall-v1-0-1586283d17c7@gmail.com> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht, Erikas Bitovtas X-Mailer: b4 0.14.3 This device uses ANPEC APX9131 hall sensor. It is a basic GPIO hall sensor for which a generic "gpio-keys" device tree node configuration suffices. Signed-off-by: Erikas Bitovtas --- arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts b/arch/arm64/bo= ot/dts/qcom/msm8939-asus-z00t.dts index b58f0a04abfd..60a714a62a2c 100644 --- a/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts +++ b/arch/arm64/boot/dts/qcom/msm8939-asus-z00t.dts @@ -62,6 +62,15 @@ button-volume-down { linux,code =3D ; debounce-interval =3D <15>; }; + + event-hall-sensor { + label =3D "Hall Effect Sensor"; + gpios =3D <&tlmm 108 GPIO_ACTIVE_LOW>; + linux,input-type =3D ; + linux,code =3D ; + linux,can-disable; + debounce-interval =3D <150>; + }; }; =20 reg_sd_vmmc: regulator-sdcard-vmmc { @@ -259,7 +268,7 @@ sd_vmmc_en_default: sd-vmmc-en-default-state { }; =20 gpio_keys_default: gpio-keys-default-state { - pins =3D "gpio107", "gpio117"; + pins =3D "gpio107", "gpio108", "gpio117"; function =3D "gpio"; drive-strength =3D <2>; bias-pull-up; --=20 2.51.2