From mboxrd@z Thu Jan 1 00:00:00 1970 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 8BFDF824A3; Fri, 21 Nov 2025 11:44:45 +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=1763725485; cv=none; b=GRqu0PK23XopzvWKRJVyRbNbu4B6pxwvA/z3Ek/FwYy0Xk2iQ7mtzJVkFTixhL2i/y0A8/X6V4hNq59YLOmpnLMhS3+DZdkEOS3EJVW9/NmjpdHO724pSskz3xVKEEYs2fnSv3N0tmU1ytVXfdsr35hHsswy4Xnb9KZtP/W91pw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763725485; c=relaxed/simple; bh=Yi/oXfy9j6fRDTfKxTvKwXsP2XvE8pwQxQuLxQPvpMc=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=mEsw2JLkUZtFmdAiRfe/J7ADZk0hoa0zM3QHLOL+ttvipGtZj+OswoN1yxc65lKEEvrOtZXhHIttSC61YuqnNqhfpGYgOBOqhEiHAsMYSF0QfcHhopsVo7lGB2AhMUIKkU3kPXIPEO91uI54vg4d5ayiU3wF43lz1VpGGoG09Do= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uN9FJlrI; 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="uN9FJlrI" Received: by smtp.kernel.org (Postfix) with ESMTPS id 1EBD6C4CEF1; Fri, 21 Nov 2025 11:44:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763725485; bh=Yi/oXfy9j6fRDTfKxTvKwXsP2XvE8pwQxQuLxQPvpMc=; h=From:Subject:Date:To:Cc:Reply-To:From; b=uN9FJlrIDGZUaHj7Xrdl83sKLvTshPVJM33aRrzdqZTBEEzphbu+BTRneVO4CJRxe RBJkOrXBa/OBU9xK6KHBN3cZ4b+MLprFRgwnlPsfcHpbl8gWNPT7N+YchzIqm/VJds NSmqYVn6ySYL8HKUeyncpzQz990YnT7+YKA9YFHXS83xBq+2ukI/PkDPLaQH5IANz4 WRLGvIllRQrvu4fB9dA+1WE8Z1T34Iko57bUXoNLB5cRQEGGhNCF04GkJPBCMODtWv xM6O4D9GkdlNLKMUvaeuUazHwDTYdPHCH1beqGKH762CAKruGgi5ROPZMiLy5ZFIyj PaVXgKixMN/pQ== 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 10816CFA759; Fri, 21 Nov 2025 11:44:45 +0000 (UTC) From: Rudraksha Gupta via B4 Relay Subject: [PATCH v2 0/5] ARM: dts: qcom: msm8960: expressatt: Add more peripherals Date: Fri, 21 Nov 2025 03:44:43 -0800 Message-Id: <20251121-expressatt_nfc_accel_magn_light-v2-0-54ce493cc6cf@gmail.com> 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: 7bit X-B4-Tracking: v=1; b=H4sIAKtQIGkC/42PUW7DIAxArxLxPRCGhEA1Tb3HVEWMmQQtIRuwq FWVu4+mF9jns6z37DvJmAJmcmruJOEWclhjBfHSEDfZOCINn5WJ4KIDAEPx+p0wZ1vKEL0brHM 4D4sd4zCHcSrU9xq50KYHrUi11G0frkfh/fLkhD+/NVSeQ7I8dEfo1LxCrwRwZbSShhnZa5BMt bLTneAGQGtpwBj20dJyO39hijizNY1v5OGeQi5ruh3PbHDI/333BpRTJZUH5XnnfHseFxtm5ta FXPZ9/wNW18L8KgEAAA== X-Change-ID: 20251119-expressatt_nfc_accel_magn_light-f78e02897186 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, Rudraksha Gupta X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1763725484; l=3612; i=guptarud@gmail.com; s=20240916; h=from:subject:message-id; bh=Yi/oXfy9j6fRDTfKxTvKwXsP2XvE8pwQxQuLxQPvpMc=; b=hLfsrD5gEKvsBouEZ8uueZRE9XQ2YD5veq8OcCbTneNMiejLa1IcrZF53GjnU7a5tyULi6GGn 9EPnkelO1GJCf+RGk8/zB9jkCP1OAF0dys4GZaYIoepXpI+urVY8Jwp X-Developer-Key: i=guptarud@gmail.com; a=ed25519; pk=ETrudRugWAtOpr0OhRiheQ1lXM4Kk4KGFnBySlKDi2I= X-Endpoint-Received: by B4 Relay for guptarud@gmail.com/20240916 with auth_id=211 X-Original-From: Rudraksha Gupta Reply-To: guptarud@gmail.com Intro: ================= The following is now working on the Samsung Galaxy Express SGH-I437, an old 2012 Android phone: - Light Sensor - Proximity is currently giving bogus values - NFC - Magnetometer - Maybe need to update the mount matrix? - Accelerometer - Maybe need to update the mount matrix? Tests: ================= Light Sensor ================= /sys/bus/iio/devices/iio:device2 # cat in_intensity0_raw && cat in_intensity1_raw 0 0 /sys/bus/iio/devices/iio:device2 # cat in_intensity0_raw && cat in_intensity1_raw 163 28 ================= NFC ================= nfc0: Tags: [ ] Devices: [ ] Protocols: [ Felica MIFARE Jewel ISO-DEP NFC-DEP ] Powered: Yes RF Mode: None lto: 150 rw: 15 miux: 2047 Start polling on nfc0 as initiator Targets found for nfc0 Tags: [ tag4 ] Devices: [ ] ================= Magnetometer ================= /sys/bus/iio/devices/iio:device1 # cat in_magn_x_raw && cat in_magn_y_raw && cat in_magn_z_raw -441672 1223706 3275580 /sys/bus/iio/devices/iio:device1 # cat in_magn_x_raw && cat in_magn_y_raw && cat in_magn_z_raw -364650 1206172 3248674 /sys/bus/iio/devices/iio:device1 # cat in_magn_x_raw && cat in_magn_y_raw && cat in_magn_z_raw -439362 1214092 3180892 ================= Accelerometer ================= /sys/bus/iio/devices/iio:device0 # cat in_accel_x_raw && cat in_accel_y_raw && cat in_accel_z_raw 16 484 -48 /sys/bus/iio/devices/iio:device0 # cat in_accel_x_raw && cat in_accel_y_raw && cat in_accel_z_raw 13 489 469 /sys/bus/iio/devices/iio:device0 # cat in_accel_x_raw && cat in_accel_y_raw && cat in_accel_z_raw 433 106 48 More Information: ================= - Device page: https://wiki.postmarketos.org/wiki/Samsung_Galaxy_Express_SGH-I437_(samsung-expressatt) - Downstream kernel (uses board files): https://github.com/LineageOS/android_kernel_samsung_d2/blob/stable/cm-12.0-YNG4N/arch/arm/mach-msm/board-express.c Note: These patches were assisted with AI (specifically Claude) as it was easily able to translate the old board file into a DTS format that mainline understands. Signed-off-by: Rudraksha Gupta --- Changes in v2: - Fixed formatting issues - Use GSBI instead of i2c-gpio - Remove regulator-always-on - Link to v1: https://lore.kernel.org/r/20251119-expressatt_nfc_accel_magn_light-v1-0-636f16f05cf4@gmail.com --- Rudraksha Gupta (5): ARM: dts: qcom: msm8960: Add GSBI2 & GSBI7 ARM: dts: qcom: msm8960: expressatt: Add Light/Proximity Sensor ARM: dts: qcom: msm8960: expressatt: Add NFC ARM: dts: qcom: msm8960: expressatt: Add Magnetometer ARM: dts: qcom: msm8960: expressatt: Add Accelerometer .../dts/qcom/qcom-msm8960-samsung-expressatt.dts | 110 +++++++++++++++++++++ arch/arm/boot/dts/qcom/qcom-msm8960.dtsi | 96 ++++++++++++++++++ 2 files changed, 206 insertions(+) --- base-commit: a771210bab42017434c91411e16694ac4fd7afc2 change-id: 20251119-expressatt_nfc_accel_magn_light-f78e02897186 prerequisite-message-id: <176210698639.937813.643585209118839199.b4-ty@kernel.org> prerequisite-patch-id: befdfe1948c2fbfb867597a6de917c8067fd57be prerequisite-patch-id: 70a2b0837b9846d8a775f464295da73ca8ff26b4 prerequisite-patch-id: 20e005aa4312c3525e1b90f33a398189b9e2b3b7 prerequisite-patch-id: 970e0eb8af1736e4565fc37830576a67bf7b3227 prerequisite-patch-id: babd3b55d9ff28f19dbc3f7978742c58ef436aee Best regards, -- Rudraksha Gupta