From patchwork Mon Feb 3 11:50:32 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nick Chan X-Patchwork-Id: 13957309 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 66951C02193 for ; Mon, 3 Feb 2025 11:52:31 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id CCE1910E4A8; Mon, 3 Feb 2025 11:52:30 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="giTCQ0t1"; dkim-atps=neutral Received: from mail-pl1-f173.google.com (mail-pl1-f173.google.com [209.85.214.173]) by gabe.freedesktop.org (Postfix) with ESMTPS id D1B3410E49F for ; Mon, 3 Feb 2025 11:52:29 +0000 (UTC) Received: by mail-pl1-f173.google.com with SMTP id d9443c01a7336-21661be2c2dso69923305ad.1 for ; Mon, 03 Feb 2025 03:52:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1738583549; x=1739188349; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=Bvsk07Lzw6XdWgB2cdXk97Y7I1cSDuStLmoSGezH+tI=; b=giTCQ0t1rcWBSMLCgjTnSQnQrT79Cy3cYv44ko0+gldjwZn77kxL7SL136adcyMVrp Vm94fMzABPG/b8quiyPmoCg5bNQtWwca/N4ESRCRLduN7qNwF/9vTet1Ldn/9jEJCT34 0y6kya5+8iyNgV71qJRrU3jK85DDvcsniPmpim28Qca5CX8FITUoZlL8/1xUsx1ctfpC 2RNP33mHGFPrAmN5pvDOhdU9PTVWXROlLp5M4JB2m4uUbQcge7AZTjamyVRu+oj/nrpl haL86G4xtPisOCqoVEc7MVVhseoLQNprPBmF8bBZjoTNBSd2NyvLz8g+kJTOsZpEzXWM Hp/Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1738583549; x=1739188349; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Bvsk07Lzw6XdWgB2cdXk97Y7I1cSDuStLmoSGezH+tI=; b=NwMrJIX9/zRrkLHlLiZCi2WbnOiLmmDe6gzKx4UqDLewF8maDBDYgcoAQTCwGXFMAW tHQjwSfM01L5jD5fyuPNWZ8jA3PaeQNEqRpGA0tu0Ybgzjr1UTc3WlkRTsn0cWPXdfG3 U1Io/gDfptW83Z4+u+6JL32xu76BVMZqBa4ILe4P+hxL2lrZegzvdJwvGsXTa5VriX2O oVciswe9dcJTGSEaApHlgRAi/b7YSJzptuiPjyYTXKPIiuDyHInIJM9/9jQlygpGahQv 5yNVkWU/Q/yrcDchBH6KzxixToCbQL7xBhxqJdLLFmI6V/qAvHQwGnCIpF0/EGNUauIM cIbw== X-Forwarded-Encrypted: i=1; AJvYcCXVZ6mUCiH9KE8ZqnpEDgoE51m1r7Ha8hQYlWdRU8X/yi35OPIOayxfO3LR39jbOwJd29MeHhs6Dwc=@lists.freedesktop.org X-Gm-Message-State: AOJu0Yx0ED1XICl2WcSIqvrKRBHcfP4kJDXXM1LoGdAhiNBUp7rDzPk3 6No793FWS9KximvPS3DdxAK7zAlURIOwKTvLLiqfdgDw3OutyOS5 X-Gm-Gg: ASbGncs294py0ZIJtXbK5LbmRxVbMhdO/fQXSH/6Tr1uYmTx0b8G2sXH0AlRVVAcnAA uIcDl6qpaxEQDrhTVHHSzqHSk6omWrSehGcq/OGv+ifP18Z+7w1NJ3unq3VyMcTyM/ekDoCLfqS YjggTy+6sCmVzNXHXcExHLbLHnww/pXgBGe6EGECgXofgzs2kKikGio+96Ed1T9nko31R1D6m8J p+kpD2dsC763PSXrXtU0P1KV3vQGCaMQUoRHkNLTultJxb5xO1TICSbY36FoQyFoQMkNNhW7iaj ZDcMBZGA9WFc9R00 X-Google-Smtp-Source: AGHT+IH1MtQsv7n9+03TmRQLhZL0KNOrrS14baU7/DtFKLh1qhS09XchSBq/EFGuV307S9+ypU09rw== X-Received: by 2002:a05:6a20:cd93:b0:1e1:afa9:d38a with SMTP id adf61e73a8af0-1ed7a48c85cmr32676039637.1.1738583549287; Mon, 03 Feb 2025 03:52:29 -0800 (PST) Received: from nick-mbp.. ([59.188.211.160]) by smtp.googlemail.com with ESMTPSA id d2e1a72fcca58-72fe631c039sm8262408b3a.25.2025.02.03.03.52.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Feb 2025 03:52:28 -0800 (PST) From: Nick Chan To: Hector Martin , Sven Peter , Alyssa Rosenzweig , Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Helge Deller , Nick Chan , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org Cc: Krzysztof Kozlowski Subject: [PATCH v5 RESEND 1/3] dt-bindings: leds: backlight: apple, dwi-bl: Add Apple DWI backlight Date: Mon, 3 Feb 2025 19:50:32 +0800 Message-ID: <20250203115156.28174-2-towinchenmi@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250203115156.28174-1-towinchenmi@gmail.com> References: <20250203115156.28174-1-towinchenmi@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add backlight controllers attached via Apple DWI 2-wire interface. Reviewed-by: Krzysztof Kozlowski Reviewed-by: Daniel Thompson (RISCstar) Signed-off-by: Nick Chan --- .../bindings/leds/backlight/apple,dwi-bl.yaml | 57 +++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/backlight/apple,dwi-bl.yaml diff --git a/Documentation/devicetree/bindings/leds/backlight/apple,dwi-bl.yaml b/Documentation/devicetree/bindings/leds/backlight/apple,dwi-bl.yaml new file mode 100644 index 000000000000..29caeb356e6f --- /dev/null +++ b/Documentation/devicetree/bindings/leds/backlight/apple,dwi-bl.yaml @@ -0,0 +1,57 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/backlight/apple,dwi-bl.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple DWI 2-Wire Interface Backlight Controller + +maintainers: + - Nick Chan + +description: + Apple SoCs contain a 2-wire interface called DWI. On some Apple iPhones, + iPads and iPod touches with a LCD display, 1-2 backlight controllers + are connected via DWI. Interfacing with DWI controls all backlight + controllers at the same time. As such, the backlight controllers are + treated as a single controller regardless of the underlying + configuration. + +allOf: + - $ref: common.yaml# + +properties: + compatible: + items: + - enum: + - apple,s5l8960x-dwi-bl + - apple,t7000-dwi-bl + - apple,s8000-dwi-bl + - apple,t8010-dwi-bl + - apple,t8015-dwi-bl + - const: apple,dwi-bl + + reg: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + +unevaluatedProperties: false + +examples: + - | + soc { + #address-cells = <2>; + #size-cells = <2>; + + dwi_bl: backlight@20e200010 { + compatible = "apple,s5l8960x-dwi-bl", "apple,dwi-bl"; + reg = <0x2 0x0e200010 0x0 0x8>; + power-domains = <&ps_dwi>; + }; + }; From patchwork Mon Feb 3 11:50:33 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nick Chan X-Patchwork-Id: 13957310 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 63CCCC02193 for ; Mon, 3 Feb 2025 11:52:36 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D3DDE10E284; Mon, 3 Feb 2025 11:52:35 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="MIo42Ixr"; dkim-atps=neutral Received: from mail-pl1-f174.google.com (mail-pl1-f174.google.com [209.85.214.174]) by gabe.freedesktop.org (Postfix) with ESMTPS id D823B10E49C for ; Mon, 3 Feb 2025 11:52:33 +0000 (UTC) Received: by mail-pl1-f174.google.com with SMTP id d9443c01a7336-21634338cfdso3757675ad.2 for ; Mon, 03 Feb 2025 03:52:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1738583553; x=1739188353; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=NuVUwIb3ATElWRb+tDZLU6hMx05qo8CzOAa+DShnxhY=; b=MIo42IxrazAL7Pq6e9CmHq0exZgQDWSphA+WwjgDYhQoE+5kkVOj3OKIWM2txlMq7R HlYPww0Hbv8r7oftEfmago5g0jG2cicq+WmCAN68JaztTk2195aEvRBkx96OT3rMP5mI 8i8yV71TYBEqntQd/KTfBrRSu4CEQk5E5eP9N8PX1H6IrG4SJKj37Pe+siONEud38gmh Jdz/AJ7nJHLkfgPwNCNkpQXRDN8uTqh+ke1Uuf0Br4UtGhvstFM83hWdfV9cSH9RcySF S9bgPdw8+mMmPiwmnBlrZ2jTN1sBcEUMK3fSCkCRIEttPi3IJwe12hrjie7UnUQG1aJO RHRg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1738583553; x=1739188353; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=NuVUwIb3ATElWRb+tDZLU6hMx05qo8CzOAa+DShnxhY=; b=WxdtIE7LcRxBT7Y2hlF/srZP0hfgKAC88QHqtv5ALwROoKxIK9i5dGGN5MuW5KH/fM uq/Ohr5Tg06kG+jEik4V8b4w6rKSuV/mJ6ZtFL7x0X2caiSv7PKOCaMx7mZBT8TLw0Wc kqsosSNibvw4Bd0CSS+h4Qb3Za6zeiU6y/7h8D01EiyE5v9RdVXdkxAOiQWhyXOmjYqp HSWMkFAjNUeQcS0aFqIxR4GqNsH9y4X9FfheTRcQ8q05YgwD0EKWZp9DRvnaPoSaPZ48 Gm6VzcIxBH/Erxxg5yXRHo95QaSGge+11LuOGlIZiF4NFEKoqtvtxKtYrvcQRVHupppL 1d9w== X-Forwarded-Encrypted: i=1; AJvYcCUAh45aMUwE533twCBbyKMFY7+HBDsgq4rWGdgOuTVAFVEskS6eisIM3n2/49u5ukMwzCz99TKOUFE=@lists.freedesktop.org X-Gm-Message-State: AOJu0Yx50YiQjNEkYc1pSeenU6z3XW/seMO4GXn3KNaUcVrjp2j6+GuZ tkI8EkHfuINwPn6pvZb7iTBG6yYGYFH/LQlczqSd3FX4Qldo5tAA X-Gm-Gg: ASbGncsCpILAWVh1HWZfgpMe7Ox0JKj/SeJR00sr0VWaIaGwHRnRy/UjG5FDuFL1/MV KuhHoGZaKY2q8cohdx79AkpJwKQ3Qc6l+w/7YP9U1gAgeCQ6HPnuFuiAWxPH2sFejVcmezt5Tnh RB37xbhaj3v+LBSuR7sruNF5QdvNqCuIwZaXfanVhQGXjj1nYcvqLsANNqKP2uUgA2/SZ5lDjn4 WPutCxB719iy15DTXXXZCIdxCbsgDBSXuXrNpyIC6Fvyry+uOveYAFSy1yZt4nLScSKH1yd6YSn 5dZl7Mr9FtB+qxr/ X-Google-Smtp-Source: AGHT+IHAUg+jBA6FADxyc/xDCHiXuFU49eYPAhY7dRRNEYaiurAK+cyssoskPZL1rJkF+Q3jR0YDHw== X-Received: by 2002:a05:6a00:2e14:b0:71e:4cff:2654 with SMTP id d2e1a72fcca58-72fd0bf7126mr31273767b3a.6.1738583553324; Mon, 03 Feb 2025 03:52:33 -0800 (PST) Received: from nick-mbp.. ([59.188.211.160]) by smtp.googlemail.com with ESMTPSA id d2e1a72fcca58-72fe631c039sm8262408b3a.25.2025.02.03.03.52.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Feb 2025 03:52:32 -0800 (PST) From: Nick Chan To: Hector Martin , Sven Peter , Alyssa Rosenzweig , Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Helge Deller , Nick Chan , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org Subject: [PATCH v5 RESEND 2/3] backlight: apple_dwi_bl: Add Apple DWI backlight driver Date: Mon, 3 Feb 2025 19:50:33 +0800 Message-ID: <20250203115156.28174-3-towinchenmi@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250203115156.28174-1-towinchenmi@gmail.com> References: <20250203115156.28174-1-towinchenmi@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add driver for backlight controllers attached via Apple DWI 2-wire interface, which is found on some Apple iPhones, iPads and iPod touches with a LCD display. Although there is an existing apple_bl driver, it is for backlight controllers on Intel Macs attached via PCI, which is completely different from the Samsung-derived DWI block. Signed-off-by: Nick Chan --- drivers/video/backlight/Kconfig | 12 +++ drivers/video/backlight/Makefile | 1 + drivers/video/backlight/apple_dwi_bl.c | 123 +++++++++++++++++++++++++ 3 files changed, 136 insertions(+) create mode 100644 drivers/video/backlight/apple_dwi_bl.c diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index 3614a5d29c71..c6168727900a 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -290,6 +290,18 @@ config BACKLIGHT_APPLE If you have an Intel-based Apple say Y to enable a driver for its backlight. +config BACKLIGHT_APPLE_DWI + tristate "Apple DWI 2-Wire Interface Backlight Driver" + depends on ARCH_APPLE || COMPILE_TEST + default y + help + Say Y to enable the backlight driver for backlight controllers + attached via the Apple DWI 2-wire interface which is found in some + Apple iPhones, iPads and iPod touches. + + To compile this driver as a module, choose M here: the module will + be called apple_dwi_bl. + config BACKLIGHT_QCOM_WLED tristate "Qualcomm PMIC WLED Driver" select REGMAP diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 8fc98f760a8a..156ff9461fb3 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -23,6 +23,7 @@ obj-$(CONFIG_BACKLIGHT_ADP5520) += adp5520_bl.o obj-$(CONFIG_BACKLIGHT_ADP8860) += adp8860_bl.o obj-$(CONFIG_BACKLIGHT_ADP8870) += adp8870_bl.o obj-$(CONFIG_BACKLIGHT_APPLE) += apple_bl.o +obj-$(CONFIG_BACKLIGHT_APPLE_DWI) += apple_dwi_bl.o obj-$(CONFIG_BACKLIGHT_AS3711) += as3711_bl.o obj-$(CONFIG_BACKLIGHT_BD6107) += bd6107.o obj-$(CONFIG_BACKLIGHT_CLASS_DEVICE) += backlight.o diff --git a/drivers/video/backlight/apple_dwi_bl.c b/drivers/video/backlight/apple_dwi_bl.c new file mode 100644 index 000000000000..93bd744972d6 --- /dev/null +++ b/drivers/video/backlight/apple_dwi_bl.c @@ -0,0 +1,123 @@ +// SPDX-License-Identifier: GPL-2.0 OR MIT +/* + * Driver for backlight controllers attached via Apple DWI 2-wire interface + * + * Copyright (c) 2024 Nick Chan + */ + +#include +#include +#include +#include +#include +#include + +#define DWI_BL_CTL 0x0 +#define DWI_BL_CTL_SEND1 BIT(0) +#define DWI_BL_CTL_SEND2 BIT(4) +#define DWI_BL_CTL_SEND3 BIT(5) +#define DWI_BL_CTL_LE_DATA BIT(6) +/* Only used on Apple A9 and later */ +#define DWI_BL_CTL_SEND4 BIT(12) + +#define DWI_BL_CMD 0x4 +#define DWI_BL_CMD_TYPE GENMASK(31, 28) +#define DWI_BL_CMD_TYPE_SET_BRIGHTNESS 0xa +#define DWI_BL_CMD_DATA GENMASK(10, 0) + +#define DWI_BL_CTL_SEND (DWI_BL_CTL_SEND1 | \ + DWI_BL_CTL_SEND2 | \ + DWI_BL_CTL_SEND3 | \ + DWI_BL_CTL_LE_DATA | \ + DWI_BL_CTL_SEND4) + +#define DWI_BL_MAX_BRIGHTNESS 2047 + +struct apple_dwi_bl { + void __iomem *base; +}; + +static int dwi_bl_update_status(struct backlight_device *bl) +{ + struct apple_dwi_bl *dwi_bl = bl_get_data(bl); + + int brightness = backlight_get_brightness(bl); + + u32 cmd = 0; + + cmd |= FIELD_PREP(DWI_BL_CMD_DATA, brightness); + cmd |= FIELD_PREP(DWI_BL_CMD_TYPE, DWI_BL_CMD_TYPE_SET_BRIGHTNESS); + + writel(cmd, dwi_bl->base + DWI_BL_CMD); + writel(DWI_BL_CTL_SEND, dwi_bl->base + DWI_BL_CTL); + + return 0; +} + +static int dwi_bl_get_brightness(struct backlight_device *bl) +{ + struct apple_dwi_bl *dwi_bl = bl_get_data(bl); + + u32 cmd = readl(dwi_bl->base + DWI_BL_CMD); + + return FIELD_GET(DWI_BL_CMD_DATA, cmd); +} + +static const struct backlight_ops dwi_bl_ops = { + .options = BL_CORE_SUSPENDRESUME, + .get_brightness = dwi_bl_get_brightness, + .update_status = dwi_bl_update_status +}; + +static int dwi_bl_probe(struct platform_device *dev) +{ + struct apple_dwi_bl *dwi_bl; + struct backlight_device *bl; + struct backlight_properties props; + struct resource *res; + + dwi_bl = devm_kzalloc(&dev->dev, sizeof(*dwi_bl), GFP_KERNEL); + if (!dwi_bl) + return -ENOMEM; + + dwi_bl->base = devm_platform_get_and_ioremap_resource(dev, 0, &res); + if (IS_ERR(dwi_bl->base)) + return PTR_ERR(dwi_bl->base); + + memset(&props, 0, sizeof(struct backlight_properties)); + props.type = BACKLIGHT_PLATFORM; + props.max_brightness = DWI_BL_MAX_BRIGHTNESS; + props.scale = BACKLIGHT_SCALE_LINEAR; + + bl = devm_backlight_device_register(&dev->dev, dev->name, &dev->dev, + dwi_bl, &dwi_bl_ops, &props); + if (IS_ERR(bl)) + return PTR_ERR(bl); + + platform_set_drvdata(dev, dwi_bl); + + bl->props.brightness = dwi_bl_get_brightness(bl); + + return 0; +} + +static const struct of_device_id dwi_bl_of_match[] = { + { .compatible = "apple,dwi-bl" }, + {}, +}; + +MODULE_DEVICE_TABLE(of, dwi_bl_of_match); + +static struct platform_driver dwi_bl_driver = { + .driver = { + .name = "apple-dwi-bl", + .of_match_table = dwi_bl_of_match + }, + .probe = dwi_bl_probe, +}; + +module_platform_driver(dwi_bl_driver); + +MODULE_DESCRIPTION("Apple DWI Backlight Driver"); +MODULE_AUTHOR("Nick Chan "); +MODULE_LICENSE("Dual MIT/GPL"); From patchwork Mon Feb 3 11:50:34 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nick Chan X-Patchwork-Id: 13957311 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1C799C02193 for ; Mon, 3 Feb 2025 11:52:39 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8E57210E494; Mon, 3 Feb 2025 11:52:38 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="LRQ81uuh"; dkim-atps=neutral Received: from mail-pl1-f175.google.com (mail-pl1-f175.google.com [209.85.214.175]) by gabe.freedesktop.org (Postfix) with ESMTPS id E618010E494 for ; Mon, 3 Feb 2025 11:52:37 +0000 (UTC) Received: by mail-pl1-f175.google.com with SMTP id d9443c01a7336-2164b662090so82637415ad.1 for ; Mon, 03 Feb 2025 03:52:37 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1738583557; x=1739188357; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=Uc4uCqsleGcCsKVC2kCtafnEyIcpxj+3QblkARK4r2c=; b=LRQ81uuh5O4I5hnw4naFBzN0EQvmot9fjs1pm8HA0P2bHjAANC9FnLZ7f+S6bek6Yj 42T+1XEjp9vK5YGj8bOVMsvJ5se1dMZeQw/c4q3xoNlWKRr/IQdv6NvfrP6Ux7a4Lclo En1ezT0aZGIqpB7SssOyiwtZ/r83NGGoDmBZxaYNv/S8Ppd8i/KjSnSGmaN6dXIsLztl wfPG95TCN0nEb/HfdUjFCA/4ynuOiOFSz2F2kfT8ME5qgu4LSqz6Vyttc6NJ7SsIFn2j KwvPF8xq335yiM8kqFw4wZPAwNRVuG7KxfceKYsf39Wv/QG+k445ycPbEwG8bfd+IawJ Iykw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1738583557; x=1739188357; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Uc4uCqsleGcCsKVC2kCtafnEyIcpxj+3QblkARK4r2c=; b=Dz3ENKgWHFbMxd1uhgHzopVHodybK92aBeGPK2nsuRtR8511OFB8GtfKY1V4XJUBYP koiNx0QFCz/2jnxtAV6VeHj8wPFK5prmrLdC6/E4p3UbkqelTLOtzH6nBc1TnNlZoNq3 SH0GBScEtxo+XHPlchCbR2w+TGh4kFcGfTFPwut2SjozLRfJjZAmdxMowswivHMi0U46 VdVlSnN0/Hgi49hZtZ9+Ndiban9qVeA43z587RDqIpu9FuGHxqaMVT0NMCVo6grUgWfI zhASi0Csr9+1VQnSOIRK5Q74MdQSPGXdJELWxZXYv3hlTztJMjO6GU9rSwTr9lo4C9dX 9y1g== X-Forwarded-Encrypted: i=1; AJvYcCWMNmlHLqXiz56qMdKKXtjwSZjxUz2LmXvEcHwJkuzT/Bw3wwSMpp8T5qnRRIsAqpaC11Dbc0KSIE4=@lists.freedesktop.org X-Gm-Message-State: AOJu0YwfUKzAKSujzdjtBVcUUqk9PQFj+4na+osM4rAh9s9Wysq0oNQS osfrGeeffhdWyma6zaefdQDZqjRzaW4CC/MF5YPEN5lJSb7IVA9+AsbSpm6Q X-Gm-Gg: ASbGncvERxXzXNhlzsFEY0rOi7wYxaGOmiLNOBMxUjBuzsnXcs1wVrcVDj6uWquCR7W jEjDeIs7FgnNTAcn23SUEPGZUb2fqYv22wM0JGlTyliHtelgwd0LF7ojoYH7mOgUTjS/ozGLqCH 68V1dESEWb5t8d6cdagw6VDulMrLujnsqfAQ7woFeIT9ttveFKMsTLFj9/ZA82Dad9UkWrOM6ux 3GY+MjMHE0QbvIhNiAtJaPxR1jnhb0R5PBeDrhQvuNw0+VlNCA4Z0WXSb4qXMYVWbgMxflOcTL0 oRhQvxgQMBTIN2c4 X-Google-Smtp-Source: AGHT+IG9OzjbgkvCS8tq7nwliRQ7D0GE7eIK1YFb7OgjbU/H0UhSsEr4jVXSBegVQdOpNlym0wtPBw== X-Received: by 2002:a05:6a00:4642:b0:725:f1b1:cbc5 with SMTP id d2e1a72fcca58-72fd0bc26c1mr38178820b3a.3.1738583557299; Mon, 03 Feb 2025 03:52:37 -0800 (PST) Received: from nick-mbp.. ([59.188.211.160]) by smtp.googlemail.com with ESMTPSA id d2e1a72fcca58-72fe631c039sm8262408b3a.25.2025.02.03.03.52.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Feb 2025 03:52:36 -0800 (PST) From: Nick Chan To: Hector Martin , Sven Peter , Alyssa Rosenzweig , Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Helge Deller , Nick Chan , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fbdev@vger.kernel.org Subject: [PATCH v5 RESEND 3/3] MAINTAINERS: Add entries for Apple DWI backlight controller Date: Mon, 3 Feb 2025 19:50:34 +0800 Message-ID: <20250203115156.28174-4-towinchenmi@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250203115156.28174-1-towinchenmi@gmail.com> References: <20250203115156.28174-1-towinchenmi@gmail.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add MAINTAINERS entries for the driver. Reviewed-by: Daniel Thompson (RISCstar) Signed-off-by: Nick Chan --- MAINTAINERS | 2 ++ 1 file changed, 2 insertions(+) diff --git a/MAINTAINERS b/MAINTAINERS index 896a307fa065..a576324807f5 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2228,6 +2228,7 @@ F: Documentation/devicetree/bindings/i2c/apple,i2c.yaml F: Documentation/devicetree/bindings/interrupt-controller/apple,* F: Documentation/devicetree/bindings/iommu/apple,dart.yaml F: Documentation/devicetree/bindings/iommu/apple,sart.yaml +F: Documentation/devicetree/bindings/leds/backlight/apple,dwi-bl.yaml F: Documentation/devicetree/bindings/mailbox/apple,mailbox.yaml F: Documentation/devicetree/bindings/net/bluetooth/brcm,bcm4377-bluetooth.yaml F: Documentation/devicetree/bindings/nvme/apple,nvme-ans.yaml @@ -2253,6 +2254,7 @@ F: drivers/nvmem/apple-efuses.c F: drivers/pinctrl/pinctrl-apple-gpio.c F: drivers/pwm/pwm-apple.c F: drivers/soc/apple/* +F: drivers/video/backlight/apple_dwi_bl.c F: drivers/watchdog/apple_wdt.c F: include/dt-bindings/interrupt-controller/apple-aic.h F: include/dt-bindings/pinctrl/apple.h