From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay10.grserver.gr (relay10.grserver.gr [37.27.248.198]) (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 3E08931691A; Wed, 15 Oct 2025 08:46:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=37.27.248.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760518002; cv=none; b=Hj17Yo9w16OVofg976jfxIlJsOMEXJyAe9atyX0pluRgkiY6X7UE5/Scsm+PW52+nzsTOtwltht3vssO8qC6qUhb8d40egI7caDXKLblibJLRB5vrfZzoFKyoxN7YmXEJG881YqeW64AQEF0yesADwEw306gjEzSMrDST69i/jM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760518002; c=relaxed/simple; bh=AvrVZvSdRrZLcX5vLWm9yLyy/bvVwF/8zg9BsIUzRw8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=B5slFlBP8nV3RNgJ++NOSwesWc5HN2qqmVoZG5ornXrhVMyJiuwM1j09bd9m5Ox0L/RI6X/f4CN6JDcdEfgPXid+yhPij4ABTihiX9bNkzXNKIuwQqkTlNKmvOikocqwBEc5GSv7EgqrYGFq086CyZWF6LE6L7cVzVyRLQ88R14= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=antheas.dev; spf=pass smtp.mailfrom=antheas.dev; dkim=temperror (0-bit key) header.d=antheas.dev header.i=@antheas.dev header.b=Cfrv/KeQ; arc=none smtp.client-ip=37.27.248.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=antheas.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=antheas.dev Authentication-Results: smtp.subspace.kernel.org; dkim=temperror (0-bit key) header.d=antheas.dev header.i=@antheas.dev header.b="Cfrv/KeQ" Received: from relay10 (localhost.localdomain [127.0.0.1]) by relay10.grserver.gr (Proxmox) with ESMTP id E189441D5A; Wed, 15 Oct 2025 11:46:32 +0300 (EEST) Received: from linux3247.grserver.gr (linux3247.grserver.gr [213.158.90.240]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by relay10.grserver.gr (Proxmox) with ESMTPS id D28E4426AF; Wed, 15 Oct 2025 11:46:31 +0300 (EEST) Received: from antheas-z13 (x5996a8de.customers.hiper-net.dk [89.150.168.222]) by linux3247.grserver.gr (Postfix) with ESMTPSA id 5F49A200A8C; Wed, 15 Oct 2025 11:46:29 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=antheas.dev; s=default; t=1760517991; bh=UHPAwJsbURDeuXyaK1kwN3As3IlCJrnZ/5+1mgpUMTw=; h=From:To:Subject; b=Cfrv/KeQUWVufHZXfpeMbE/QcNWJVOJO4ctoU2UOvS4cS7QSop122xtslpRS6o5OB /Rw+kdO9UXXvmzANAVVSfGRvGAyz5GNNbX8zlGPR/FXGyiNiuXVhm5S1duJskbsI+Y dqNYyeaVqgYBou98+puvQN2M+Fbz2K22Hli22sfMQlmpWG2IVe5N+JDmEh4Kzeh0yi SDZ8ZVzIjUcEQH7ykh7L2uoWqXc71JX5xqOWF1YjcEkKjN19X+MI2QQOeLlyUKiQNo Y9Boy49MEgxThhtZbUpgHJn6N1ZgjiglwVPER4u1dHx05mWGNyat3iNLhjDXYXG7Jy lcg1IWTRlNlfA== Authentication-Results: linux3247.grserver.gr; spf=pass (sender IP is 89.150.168.222) smtp.mailfrom=lkml@antheas.dev smtp.helo=antheas-z13 Received-SPF: pass (linux3247.grserver.gr: connection is authenticated) From: Antheas Kapenekakis To: platform-driver-x86@vger.kernel.org Cc: linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org, Hans de Goede , =?UTF-8?q?Ilpo=20J=C3=A4rvinen?= , Derek John Clark , =?UTF-8?q?Joaqu=C3=ADn=20Ignacio=20Aramend=C3=ADa?= , Jean Delvare , Guenter Roeck , Antheas Kapenekakis Subject: [PATCH v2 1/6] platform/x86: ayaneo-ec: Add Ayaneo Embedded Controller platform driver Date: Wed, 15 Oct 2025 10:44:09 +0200 Message-ID: <20251015084414.1391595-2-lkml@antheas.dev> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251015084414.1391595-1-lkml@antheas.dev> References: <20251015084414.1391595-1-lkml@antheas.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-PPP-Message-ID: <176051799135.920817.6557791755054051739@linux3247.grserver.gr> X-PPP-Vhost: antheas.dev X-Virus-Scanned: clamav-milter 1.4.3 at linux3247.grserver.gr X-Virus-Status: Clean Recent Ayaneo devices feature an ACPI mapped Embedded Controller (EC) with standard addresses across models that provides access to fan speed, fan control, battery charge limits, and controller power controls. Introduce a new driver stub that will handle these driver features. Signed-off-by: Antheas Kapenekakis --- MAINTAINERS | 6 +++ drivers/platform/x86/Kconfig | 10 ++++ drivers/platform/x86/Makefile | 3 ++ drivers/platform/x86/ayaneo-ec.c | 89 ++++++++++++++++++++++++++++++++ 4 files changed, 108 insertions(+) create mode 100644 drivers/platform/x86/ayaneo-ec.c diff --git a/MAINTAINERS b/MAINTAINERS index 46126ce2f968..8c4d0c26ca77 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4187,6 +4187,12 @@ W: https://ez.analog.com/linux-software-drivers F: Documentation/devicetree/bindings/pwm/adi,axi-pwmgen.yaml F: drivers/pwm/pwm-axi-pwmgen.c +AYANEO PLATFORM EC DRIVER +M: Antheas Kapenekakis +L: platform-driver-x86@vger.kernel.org +S: Maintained +F: drivers/platform/x86/ayaneo-ec.c + AZ6007 DVB DRIVER M: Mauro Carvalho Chehab L: linux-media@vger.kernel.org diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig index 46e62feeda3c..ff2678927696 100644 --- a/drivers/platform/x86/Kconfig +++ b/drivers/platform/x86/Kconfig @@ -316,6 +316,16 @@ config ASUS_TF103C_DOCK If you have an Asus TF103C tablet say Y or M here, for a generic x86 distro config say M here. +config AYANEO_EC + tristate "Ayaneo EC platform control" + depends on X86 + help + Enables support for the platform EC of Ayaneo devices. This + includes fan control, fan speed, charge limit, magic + module detection, and controller power control. + + If you have an Ayaneo device, say Y or M here. + config MERAKI_MX100 tristate "Cisco Meraki MX100 Platform Driver" depends on GPIOLIB diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile index c7db2a88c11a..274a685eb92d 100644 --- a/drivers/platform/x86/Makefile +++ b/drivers/platform/x86/Makefile @@ -39,6 +39,9 @@ obj-$(CONFIG_ASUS_TF103C_DOCK) += asus-tf103c-dock.o obj-$(CONFIG_EEEPC_LAPTOP) += eeepc-laptop.o obj-$(CONFIG_EEEPC_WMI) += eeepc-wmi.o +# Ayaneo +obj-$(CONFIG_AYANEO_EC) += ayaneo-ec.o + # Cisco/Meraki obj-$(CONFIG_MERAKI_MX100) += meraki-mx100.o diff --git a/drivers/platform/x86/ayaneo-ec.c b/drivers/platform/x86/ayaneo-ec.c new file mode 100644 index 000000000000..90b86527ab0d --- /dev/null +++ b/drivers/platform/x86/ayaneo-ec.c @@ -0,0 +1,89 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Platform driver for the Embedded Controller (EC) of Ayaneo devices. Handles + * hwmon (fan speed, fan control), battery charge limits, and magic module + * control (connected modules, controller disconnection). + * + * Copyright (C) 2025 Antheas Kapenekakis + */ + +#include +#include +#include +#include +#include + +struct ayaneo_ec_quirk { +}; + +struct ayaneo_ec_platform_data { + struct platform_device *pdev; + struct ayaneo_ec_quirk *quirks; +}; + +static const struct ayaneo_ec_quirk ayaneo3 = { +}; + +static const struct dmi_system_id dmi_table[] = { + { + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "AYANEO"), + DMI_EXACT_MATCH(DMI_BOARD_NAME, "AYANEO 3"), + }, + .driver_data = (void *)&ayaneo3, + }, + {}, +}; + +static int ayaneo_ec_probe(struct platform_device *pdev) +{ + const struct dmi_system_id *dmi_entry; + struct ayaneo_ec_platform_data *data; + + dmi_entry = dmi_first_match(dmi_table); + if (!dmi_entry) + return -ENODEV; + + data = devm_kzalloc(&pdev->dev, sizeof(*data), GFP_KERNEL); + if (!data) + return -ENOMEM; + + data->pdev = pdev; + data->quirks = dmi_entry->driver_data; + platform_set_drvdata(pdev, data); + + return 0; +} + +static struct platform_driver ayaneo_platform_driver = { + .driver = { + .name = "ayaneo-ec", + }, + .probe = ayaneo_ec_probe, +}; + +static struct platform_device *ayaneo_platform_device; + +static int __init ayaneo_ec_init(void) +{ + ayaneo_platform_device = + platform_create_bundle(&ayaneo_platform_driver, + ayaneo_ec_probe, NULL, 0, NULL, 0); + + return PTR_ERR_OR_ZERO(ayaneo_platform_device); +} + +static void __exit ayaneo_ec_exit(void) +{ + platform_device_unregister(ayaneo_platform_device); + platform_driver_unregister(&ayaneo_platform_driver); +} + +MODULE_DEVICE_TABLE(dmi, dmi_table); + +module_init(ayaneo_ec_init); +module_exit(ayaneo_ec_exit); + +MODULE_AUTHOR("Antheas Kapenekakis "); +MODULE_DESCRIPTION("Ayaneo Embedded Controller (EC) platform features"); +MODULE_LICENSE("GPL"); -- 2.51.0