From patchwork Wed Nov 18 10:47:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gene Chen X-Patchwork-Id: 11914771 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.7 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2EF03C63798 for ; Wed, 18 Nov 2020 10:49:04 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id AEBDB206A5 for ; Wed, 18 Nov 2020 10:49:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="SM8rJBGS"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="rx53iFEb" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AEBDB206A5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ChFdeXZ7Fnr6P0q1JqEczbWeIJsXaPUtbD18n4/KQ04=; b=SM8rJBGS1BhGjQw8+r/KP5yXNm Sb7Xp6v1MZ3rlZcZQWwT+XwnU7KB7yKT0eYFXW3WRCjEnpSpTCMiX12YEU3vrN0HzmN8mxg8q3uG5 hkmMOi21Jpq7SZhnFRx+UHYjRK4UOIheRBjWHFKmMHMgF01ST7yu4C37wkXEr2aC4TUK/CPPdul9u y0TWyw7dL+nxoRuPe0w4oKHEfGWQj8SaXQ0UAWGvGh0VtfT4+HKcGpIJCtjclUkb1IEhLqyxWmlPK f65JIQwflDcTiNW30WEnY1kmZAc9q5gp9zbiADdKOA9UQOCC2+nnYsAABOSK+VFdFjfK7LoxpIVki G+WhTpuQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL0k-0005PW-Cy; Wed, 18 Nov 2020 10:48:26 +0000 Received: from mail-pg1-x542.google.com ([2607:f8b0:4864:20::542]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL0i-0005Ow-Kd; Wed, 18 Nov 2020 10:48:25 +0000 Received: by mail-pg1-x542.google.com with SMTP id r18so925646pgu.6; Wed, 18 Nov 2020 02:48:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=FV/lAkBucS5LQIPKPYGSp0NZnz+d0fTaTfxhBzUFBmg=; b=rx53iFEbW3I/q2gRtazSrThT860eG+V9HPo8HUIDdfrfXp/BYCFjI5ARhOSoTZZQQE jTFqM2jjWKuVHzcqw7eKwSMMHi1ir4O/ZcvSQDsvnnT4JyzKEP/ms0IAkDRBeLqKNDV+ L/xQOUP6usmIzuPcn7gZrAdIR8RpyWtU1oXafS6WyKpipY+MYLAE4STX95klLuyX504H j9T3Z7TCVpu17OwuG/G3kHuyNRjPsCBNEaxLPo50Odo1G5l/yattlG0pKBtQXUfPDfwn UClU98Fe8qycScNn+Gc+sCit3aWm+ZFszpgYULtwwl787/IcVyk+V6HzxOBT9SVtHRZC 0A9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=FV/lAkBucS5LQIPKPYGSp0NZnz+d0fTaTfxhBzUFBmg=; b=mYa7FI5CkEnjcZ7f63oZgQfVFa+fo+xMucLC3x+8weG89F7jiayiqJAhnrWLPOoKex 0jEaI4oflhujgOCuGgEam0LlotEbwpTnD/DmuAvCAWQ6riV/Vq3c2OiSxIpc8D+LMAFr uQnl1HK/sYchdcqNnRadmWiOA5jNtjpSBYE+nYt+5lcWGvfrpqAdnK3l5rQFGCI8REeK +gGRNeYesJhRVg6GcA5GWEnhjjKj2e91TzlG1d9IdAHYl0o0m832LuyITKeLlScxMvlJ m6iUhZujdURJDR752m/w6HGrH4niedd62b7+w10x/b80yDjNTR5xaBhQZ7kbD8MaBe4U TELg== X-Gm-Message-State: AOAM53325SFFRJbH69fwHlMDRDw2+7HSblkM9/B21b9hzNzvtlrOG8ZH rSTZz+Yov+wUn7Cs4uKkp3k= X-Google-Smtp-Source: ABdhPJzEaEWsY6qbN+SszSro9Y+IgIerXYDSz7bt4XbLz3dBTUtR8LM3Yt/i9pzbl5i4r0TfU3vSyw== X-Received: by 2002:a63:6305:: with SMTP id x5mr7690356pgb.269.1605696502540; Wed, 18 Nov 2020 02:48:22 -0800 (PST) Received: from localhost.localdomain ([2402:7500:575:2174:b7aa:599:e762:e486]) by smtp.gmail.com with ESMTPSA id a3sm25345154pfd.58.2020.11.18.02.48.16 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Nov 2020 02:48:22 -0800 (PST) From: Gene Chen To: jacek.anaszewski@gmail.com, pavel@ucw.cz, robh+dt@kernel.org, matthias.bgg@gmail.com Subject: [PATCH v7 1/5] leds: flash: Add flash registration with undefined CONFIG_LEDS_CLASS_FLASH Date: Wed, 18 Nov 2020 18:47:38 +0800 Message-Id: <1605696462-391-2-git-send-email-gene.chen.richtek@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> References: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201118_054824_684666_F066359D X-CRM114-Status: GOOD ( 13.11 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gene_chen@richtek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cy_huang@richtek.com, benjamin.chao@mediatek.com, linux-mediatek@lists.infradead.org, dmurphy@ti.com, linux-leds@vger.kernel.org, Wilma.Wu@mediatek.com, linux-arm-kernel@lists.infradead.org, shufan_lee@richtek.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Gene Chen Add flash registration with undefined CONFIG_LEDS_CLASS_FLASH Signed-off-by: Gene Chen Reported-by: kernel test robot --- include/linux/led-class-flash.h | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) diff --git a/include/linux/led-class-flash.h b/include/linux/led-class-flash.h index 21a3358..4f56c28 100644 --- a/include/linux/led-class-flash.h +++ b/include/linux/led-class-flash.h @@ -85,6 +85,7 @@ static inline struct led_classdev_flash *lcdev_to_flcdev( return container_of(lcdev, struct led_classdev_flash, led_cdev); } +#if IS_ENABLED(CONFIG_LEDS_CLASS_FLASH) /** * led_classdev_flash_register_ext - register a new object of LED class with * init data and with support for flash LEDs @@ -127,6 +128,41 @@ static inline int devm_led_classdev_flash_register(struct device *parent, void devm_led_classdev_flash_unregister(struct device *parent, struct led_classdev_flash *fled_cdev); +#else + +static inline int led_classdev_flash_register_ext(struct device *parent, + struct led_classdev_flash *fled_cdev, + struct led_init_data *init_data) +{ + return -EINVAL; +} + +static inline int led_classdev_flash_register(struct device *parent, + struct led_classdev_flash *fled_cdev) +{ + return led_classdev_flash_register_ext(parent, fled_cdev, NULL); +} + +static inline void led_classdev_flash_unregister(struct led_classdev_flash *fled_cdev) {}; +static inline int devm_led_classdev_flash_register_ext(struct device *parent, + struct led_classdev_flash *fled_cdev, + struct led_init_data *init_data) +{ + return -EINVAL; +} + +static inline int devm_led_classdev_flash_register(struct device *parent, + struct led_classdev_flash *fled_cdev) +{ + return devm_led_classdev_flash_register_ext(parent, fled_cdev, NULL); +} + +void devm_led_classdev_flash_unregister(struct device *parent, + struct led_classdev_flash *fled_cdev) +{}; + +#endif /* IS_ENABLED(CONFIG_LEDS_CLASS_FLASH) */ + /** * led_set_flash_strobe - setup flash strobe * @fled_cdev: the flash LED to set strobe on From patchwork Wed Nov 18 10:47:39 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gene Chen X-Patchwork-Id: 11914769 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.9 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3F5B7C64E75 for ; Wed, 18 Nov 2020 10:49:03 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B243320658 for ; Wed, 18 Nov 2020 10:49:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="lEfkEipu"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="cADCQDKC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B243320658 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=nL+xP5J2XXUKWGfJUt9cVlmiqwCnhTMMo6wfnmTAZes=; b=lEfkEipug/sUifYCbo3BX3OzYQ puJMeF2W/2O5fTRZSy9VxEK1GZXeNX2tcQkO/xB/4fWrwkmTUg0TdfVFOhQSW51xSz5TPZzvPf7eR lGijW29GcUxcKjIyjSg8LcrN+ux+vkHzhkmUxgrfNwPpWf0+Zo8QktGwm78k/jAHsKwo3UXeSuAre uIsc7eICqbuJwBFsY2ZBJ4nyFPc9JxxIgiboPXbvsMdFilKfJdU/l9VoeodTmpkLs+M1t/S/GDPRC 6eqac7SPijFFUwvfhWVdnIfGNg4+SgFBbAhXyCsuOGkgPR2giBgSnYQR4Tbq4qPfCSf+I3XIkXH1J JLq7jluw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL0q-0005RD-Mg; Wed, 18 Nov 2020 10:48:32 +0000 Received: from mail-pl1-x644.google.com ([2607:f8b0:4864:20::644]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL0o-0005QC-Jx; Wed, 18 Nov 2020 10:48:31 +0000 Received: by mail-pl1-x644.google.com with SMTP id k7so786017plk.3; Wed, 18 Nov 2020 02:48:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Ku4DFZSb8iFG29uouQzq61N1s3khgmRXmV0BrLGheJg=; b=cADCQDKC7QskBBuZxRAc2vN8S6wb7cXwjZYbpjAQyUOcDLGexcknfwLX0QGYqfcdQg gC85Y2FHjMKqPWhM2wE1MDEVdKfdPVWOF2QznJjnobjeIm4P1Le5j3A8cc9i+NElmj8/ g0zqS8seje22I+sx+seZV2uVn9rUQGifnSBaMUzqYeoohgNNJvQilKMWOjb33cR/39Ot rI1aE2iRjBIxEtCl/ZDGBmRgDnPR0H3yPtsUd/TSXQ0K+Y+ZafC1b7mIKuGTpWgA64Xb BvJQFARQWvAWeEWQAMGchlBz3EG6YQGB7yiSP6xj03lhGY6XsIA3JZ5civtIa+23IQJu FmUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Ku4DFZSb8iFG29uouQzq61N1s3khgmRXmV0BrLGheJg=; b=Nt4OW1DRdf1A7eYB59vyR/yhL2Qdrue/Gq1GewqeYhFjy1iAjhdHua9lWoQUjQgKbI o8bQLTcKG5QJoUPMVB4ggQCyE4LW8/+TcFgc8hZaGHI2gP8Cs3dtvTytuCYhrL3SuiYX UImgKTBr98wDEEqdhk8wbI9t5V7eGa9BeLzSS1sbGwZgyeCmnlupcLKCGpsiYRODu5/q w0QlU50JOkkP70zrBR12sdJFPJmJ94JOzb7JT46siDUM4n4gbYP/KfHi+1oSjNOk1Oy0 c3x3DDTUH0Ge+a7YCIhudchxhe+uHWY7usVd3JbVIqt+lZP9zdhMTE6eBd97EyFSsarG KVxw== X-Gm-Message-State: AOAM533FGzuhEMc4NChGcKDd4lsVsF+DqHdOhM0hpjL+JKSxxME0U3do EXWLnxzHc/F+x5zWXIXvRNQ= X-Google-Smtp-Source: ABdhPJzXdq3kdzW4a83uwdkgeDkiLU/JLMv94gcpqdl6dzigYYr4CSB/SrH+nqIUZDL/XEBS6/UCaw== X-Received: by 2002:a17:90b:fd1:: with SMTP id gd17mr3500973pjb.148.1605696508590; Wed, 18 Nov 2020 02:48:28 -0800 (PST) Received: from localhost.localdomain ([2402:7500:575:2174:b7aa:599:e762:e486]) by smtp.gmail.com with ESMTPSA id a3sm25345154pfd.58.2020.11.18.02.48.22 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Nov 2020 02:48:28 -0800 (PST) From: Gene Chen To: jacek.anaszewski@gmail.com, pavel@ucw.cz, robh+dt@kernel.org, matthias.bgg@gmail.com Subject: [PATCH v7 2/5] dt-bindings: leds: Add LED_COLOR_ID_MOONLIGHT definitions Date: Wed, 18 Nov 2020 18:47:39 +0800 Message-Id: <1605696462-391-3-git-send-email-gene.chen.richtek@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> References: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201118_054830_688967_415674CF X-CRM114-Status: GOOD ( 13.04 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gene_chen@richtek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cy_huang@richtek.com, benjamin.chao@mediatek.com, linux-mediatek@lists.infradead.org, dmurphy@ti.com, linux-leds@vger.kernel.org, Wilma.Wu@mediatek.com, linux-arm-kernel@lists.infradead.org, shufan_lee@richtek.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Gene Chen Add LED_COLOR_ID_MOONLIGHT definitions Signed-off-by: Gene Chen --- include/dt-bindings/leds/common.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/dt-bindings/leds/common.h b/include/dt-bindings/leds/common.h index 52b619d..1409e9a 100644 --- a/include/dt-bindings/leds/common.h +++ b/include/dt-bindings/leds/common.h @@ -33,7 +33,8 @@ #define LED_COLOR_ID_MULTI 8 /* For multicolor LEDs */ #define LED_COLOR_ID_RGB 9 /* For multicolor LEDs that can do arbitrary color, so this would include RGBW and similar */ -#define LED_COLOR_ID_MAX 10 +#define LED_COLOR_ID_MOONLIGHT 10 +#define LED_COLOR_ID_MAX 11 /* Standard LED functions */ /* Keyboard LEDs, usually it would be input4::capslock etc. */ From patchwork Wed Nov 18 10:47:40 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gene Chen X-Patchwork-Id: 11914773 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.7 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 21D9EC56202 for ; Wed, 18 Nov 2020 10:49:16 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A6DF9206A5 for ; Wed, 18 Nov 2020 10:49:15 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="0kFscVOd"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="cQA07SSq" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A6DF9206A5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=hq+6dGyuv3x1KbVYOwz+JTox9DWredtwwHG4L2uk2Jg=; b=0kFscVOdCnXdyYF9fytJAi65n0 vkQjSb67tr9u31vaaSODjrhewx+DGw6QPWiOfeOVh8rJv6/2orRozsKtKuZ+8cppMdXt5xorAZgcT 76SRMz2f5glHUNQ/BkZvzNcodzX+7aC0GEFpU6GlEdUWNa0yozNfL3Ie4enxiUQGs01AsytHDE2p3 Btn3iE+WYhZoFQGwdtpAJSrioZYo7A270zwhRo2kD7MbElTNeZ1GuT7/EYOcAN+iq+fwz9Au7662y hSodjazr5cmgWLi9Ndh3HElOqNii+Hfz4p86PnmtG+1qZ1FlGn+GyCnNmTdWTg3lb2AskCwcmhVwi kLiNNQUA==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL15-0005UZ-Pe; Wed, 18 Nov 2020 10:48:48 +0000 Received: from mail-pf1-x42a.google.com ([2607:f8b0:4864:20::42a]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL0v-0005Rn-Nt; Wed, 18 Nov 2020 10:48:38 +0000 Received: by mail-pf1-x42a.google.com with SMTP id t8so1167125pfg.8; Wed, 18 Nov 2020 02:48:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=zjOvnLAOQsy57cB5qoAB9X0bM5DNCU/FW9wn1RhcsQI=; b=cQA07SSqMsNkm9+jgdfKQRHxG1dJ00n/CPBZkWn58B2UztcDBbwJjyqHXGy3WyabKA QsAnvdm312LurfVNA6kQFUDwp6lbGW/XB3Ijm2CMoFpKFcAh8kwJhT2mJWgZXG+f6b5V /u0hJm50DrM6rtDhiNe6fkM6ZDi+ZlPYg1hTaCkuVEZ+F8D+24p0mRveCrxvJz5QFPB0 d1VL3NJR2JmYH0Q0gw2vE38JnLqceR+IlWf/7t20lg9BFlJP42QMSyQomQL5JjKhMGcJ /qHgGO9SqX7PrgOR+vaq3mCjFmOs+ttNDSWq89Lr9ayPYx6In6L1UeqCrSTrWgbvTgm1 tdPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=zjOvnLAOQsy57cB5qoAB9X0bM5DNCU/FW9wn1RhcsQI=; b=p300e6/7nKZgXNnUJaB4ye0abUl16X5CX49lcZMVtT686GY7i3s4ZyIX9K5uUTcc88 BbbhNC8IKuE8DUtlLjQlY80JCch2R6BJ+4xtvvKRtd7zPoUR9Nv6jaQqUusWCkd6p26K 6eaGRGzSthWC2i4LVZb9fggAGNRhtyBuDxhDNGefxYKpy8U9lzV8Sn7Vviu3+aL0lRcB hTnwgmbEv9N4kenWZiGmw9TCThBguHQ21Mn5lbvfgBJTEzBRPGI4UDK569eVckZJYjdN RShIoVujEfjlNhP8/9zoWQnAUfwJyaIQdiIwI0/GgC9xeMLGcrUwAoYfohO/usyG8e44 1vjQ== X-Gm-Message-State: AOAM533X4TCfJ0r3TZC0iC7K2sd4NPPUaggcNZL2GZ5aMsquy5/BePlS tHXhyI4dxdbBkSJQ/qOC0Jo= X-Google-Smtp-Source: ABdhPJwUz/rq6SqpfdNRkMp1aE4THDFn5FSLHfJ5d3S4kzuk11j4GVcZWYerOaT8nTA+a3y17rlyaw== X-Received: by 2002:a63:c944:: with SMTP id y4mr7482403pgg.435.1605696513712; Wed, 18 Nov 2020 02:48:33 -0800 (PST) Received: from localhost.localdomain ([2402:7500:575:2174:b7aa:599:e762:e486]) by smtp.gmail.com with ESMTPSA id a3sm25345154pfd.58.2020.11.18.02.48.28 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Nov 2020 02:48:33 -0800 (PST) From: Gene Chen To: jacek.anaszewski@gmail.com, pavel@ucw.cz, robh+dt@kernel.org, matthias.bgg@gmail.com Subject: [PATCH v7 3/5] dt-bindings: leds: common: Increase LED_COLOR_ID_* maximum size Date: Wed, 18 Nov 2020 18:47:40 +0800 Message-Id: <1605696462-391-4-git-send-email-gene.chen.richtek@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> References: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201118_054837_917491_1DD1837C X-CRM114-Status: GOOD ( 12.81 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gene_chen@richtek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cy_huang@richtek.com, benjamin.chao@mediatek.com, linux-mediatek@lists.infradead.org, dmurphy@ti.com, linux-leds@vger.kernel.org, Wilma.Wu@mediatek.com, linux-arm-kernel@lists.infradead.org, shufan_lee@richtek.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Gene Chen Increase LED_COLOR_ID_* maximum size Signed-off-by: Gene Chen --- Documentation/devicetree/bindings/leds/common.yaml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/leds/common.yaml b/Documentation/devicetree/bindings/leds/common.yaml index a2a541b..f356b61 100644 --- a/Documentation/devicetree/bindings/leds/common.yaml +++ b/Documentation/devicetree/bindings/leds/common.yaml @@ -43,7 +43,7 @@ properties: LED_COLOR_ID available, add a new one. $ref: /schemas/types.yaml#definitions/uint32 minimum: 0 - maximum: 8 + maximum: 10 function-enumerator: description: From patchwork Wed Nov 18 10:47:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gene Chen X-Patchwork-Id: 11914775 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.7 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 35567C56202 for ; Wed, 18 Nov 2020 10:49:25 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B186720867 for ; Wed, 18 Nov 2020 10:49:24 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="CMf/3APk"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="WXiYfa3S" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B186720867 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=mGNxv0ErwcqYw8fYien61Hl4n4nG5fCMgvNSCIYCTrw=; b=CMf/3APkI8qCtg1uylQRAXj7ev PyFZqFRDJ+RLcxr10bt7cqc0cU3o6Muo8Dc+z0nVVtcHxXXo/NKqlQFVjCHVIkbHDYvzTGqsPUekt 6UmLX42fmKZxqO2saPw7sUPt1jk/AQ6kH4ywhrZqhjLEJf1NGUKm7VaG5JUxNjEa3U7yYYCKiSTlp 73fKz7CLAGSOpLX9EjLg7gUtqQlbHym1al5KRhKY41+a5SPaiuwHgD+H1YPJhwOeKSn6py/1SMEsl uLdk+OyxWrI54iMjw8xt2eILqdT+SPQP7hynOv6MlJJa3G5zxpluNYVPk7gl7jl2ak3PyQZbntzy2 7HV0DHng==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL1E-0005aQ-Pw; Wed, 18 Nov 2020 10:48:57 +0000 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL0z-0005UB-Us; Wed, 18 Nov 2020 10:48:43 +0000 Received: by mail-pf1-x443.google.com with SMTP id q5so1174115pfk.6; Wed, 18 Nov 2020 02:48:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=mIkNkxYk93iDCiAPvVn6s6TZl21dQVEhzr19RttgEmk=; b=WXiYfa3S96qPHgeBUzgDY+4DKuFxtQfzD+tE63QONdH9JXEKa03Mms6D06SSRQcZRE a3QDB3Q6FMTga5PNATbLBAhOlUdy10oAXzn6CRHwsAIAZXxrQ2uCc4u+vJw1JOTGZJWD 84SzFfVGO3rPafzYdGvsAlbKcQtiMZBWYCY3dXj4wYh/8orSFC8R6HrrkWLSwBwUwBRv opOAhLBbaHeHwNiqzfvXbGOKmnSaqStZbipZ9vO2H41sTEyOlURe1OEB8M3HePwO5Hyk htfuDbDqqmul2n3z9Av6ABfkzQHy7UzZ4jLs63+U8PE5RXCbq4ocBNH4yEOG/S3dmq+N Dalg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=mIkNkxYk93iDCiAPvVn6s6TZl21dQVEhzr19RttgEmk=; b=RMspWVxMmnjcVqkMjIRRDRbmzhgIUFMOGYpr2ICZjhMtWKbb/SfzUaUMntalD9pe+J Nol2NIIuwq1Mtus/ZPjDf4xMwCRuyEnUEbAsOL6sF4NDPmouMd4j7ZOXXGyrNiWKbga8 5NXqzMUCSgH7i81ht4FyKBPQpGgCCFapZC3OM4GM4/sLQKRK4ecUaWTRIJbx0aDSwdE1 tRB3pOHCwCV1qhFTMtO+dQ92jKnXcixm+xHBZzgXlpOYXNQo5LXY3hlIUTSb7Ve6E5rL G2U7EZKdzB6gpUceZDnr8mWToHKCFGa6/lIhNvtjASmzULdooi3xTx7Om0DrhKtmrwdD I1/A== X-Gm-Message-State: AOAM531SvpwY3o5hlSNnsn4XpRDBM1ZwgT49l0Pt+OU1Pth4tCMBMPmA B0F2Qt4MaltyXvnpAQlCju0= X-Google-Smtp-Source: ABdhPJwLpdNBOd+7epZBRLciV3HO+J0SQSOnWvId9MTiuA3oH0r3Fhb6j7LIiOvdU0BWajNUcRtRaA== X-Received: by 2002:a63:545:: with SMTP id 66mr7769156pgf.124.1605696519990; Wed, 18 Nov 2020 02:48:39 -0800 (PST) Received: from localhost.localdomain ([2402:7500:575:2174:b7aa:599:e762:e486]) by smtp.gmail.com with ESMTPSA id a3sm25345154pfd.58.2020.11.18.02.48.34 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Nov 2020 02:48:39 -0800 (PST) From: Gene Chen To: jacek.anaszewski@gmail.com, pavel@ucw.cz, robh+dt@kernel.org, matthias.bgg@gmail.com Subject: [PATCH v7 4/5] dt-bindings: leds: Add bindings for MT6360 LED Date: Wed, 18 Nov 2020 18:47:41 +0800 Message-Id: <1605696462-391-5-git-send-email-gene.chen.richtek@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> References: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201118_054842_255883_B25BE042 X-CRM114-Status: GOOD ( 14.82 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gene_chen@richtek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cy_huang@richtek.com, benjamin.chao@mediatek.com, linux-mediatek@lists.infradead.org, dmurphy@ti.com, linux-leds@vger.kernel.org, Wilma.Wu@mediatek.com, linux-arm-kernel@lists.infradead.org, shufan_lee@richtek.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Gene Chen Add bindings document for LED support on MT6360 PMIC Signed-off-by: Gene Chen --- .../devicetree/bindings/leds/leds-mt6360.yaml | 164 +++++++++++++++++++++ 1 file changed, 164 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-mt6360.yaml diff --git a/Documentation/devicetree/bindings/leds/leds-mt6360.yaml b/Documentation/devicetree/bindings/leds/leds-mt6360.yaml new file mode 100644 index 0000000..9bd6cbe --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-mt6360.yaml @@ -0,0 +1,164 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/leds-mt6360.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: LED driver for MT6360 PMIC from MediaTek Integrated. + +maintainers: + - Gene Chen + +description: | + This module is part of the MT6360 MFD device. + see Documentation/devicetree/bindings/mfd/mt6360.yaml + Add MT6360 LED driver include 2-channel Flash LED with torch/strobe mode, + and 4-channel RGB LED support Register/Flash/Breath Mode + +properties: + compatible: + const: mediatek,mt6360-led + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + +patternProperties: + "^led@[0-6]$": + type: object + $ref: common.yaml# + description: + Properties for a single LED. + + properties: + reg: + description: Index of the LED. + enum: + - 0 # LED output INDICATOR1_RED + - 1 # LED output INDICATOR1_GREEN + - 2 # LED output INDICATOR1_BLUE + - 3 # LED output INDICATOR2_ML + - 4 # LED output FLED1 + - 5 # LED output FLED2 + - 6 # LED output MULTICOLOR + +unevaluatedProperties: false + +required: + - compatible + - "#address-cells" + - "#size-cells" + +additionalProperties: false + +examples: + - | + #include + led-controller { + compatible = "mediatek,mt6360-led"; + #address-cells = <1>; + #size-cells = <0>; + + led@3 { + reg = <3>; + function = LED_FUNCTION_INDICATOR; + color = ; + led-max-microamp = <150000>; + }; + led@4 { + reg = <4>; + function = LED_FUNCTION_FLASH; + color = ; + function-enumerator = <1>; + led-max-microamp = <200000>; + flash-max-microamp = <500000>; + flash-max-timeout-us = <1024000>; + }; + led@5 { + reg = <5>; + function = LED_FUNCTION_FLASH; + color = ; + function-enumerator = <2>; + led-max-microamp = <200000>; + flash-max-microamp = <500000>; + flash-max-timeout-us = <1024000>; + }; + led@6 { + reg = <6>; + function = LED_FUNCTION_INDICATOR; + color = ; + led-max-microamp = <24000>; + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0>; + function = LED_FUNCTION_INDICATOR; + color = ; + }; + led@1 { + reg = <1>; + function = LED_FUNCTION_INDICATOR; + color = ; + }; + led@2 { + reg = <2>; + function = LED_FUNCTION_INDICATOR; + color = ; + }; + }; + }; + + - | + + led-controller { + compatible = "mediatek,mt6360-led"; + #address-cells = <1>; + #size-cells = <0>; + + led@0 { + reg = <0>; + function = LED_FUNCTION_INDICATOR; + color = ; + led-max-microamp = <24000>; + }; + led@1 { + reg = <1>; + function = LED_FUNCTION_INDICATOR; + color = ; + led-max-microamp = <24000>; + }; + led@2 { + reg = <2>; + function = LED_FUNCTION_INDICATOR; + color = ; + led-max-microamp = <24000>; + }; + led@3 { + reg = <3>; + function = LED_FUNCTION_INDICATOR; + color = ; + led-max-microamp = <150000>; + }; + led@4 { + reg = <4>; + function = LED_FUNCTION_FLASH; + color = ; + function-enumerator = <1>; + led-max-microamp = <200000>; + flash-max-microamp = <500000>; + flash-max-timeout-us = <1024000>; + }; + led@5 { + reg = <5>; + function = LED_FUNCTION_FLASH; + color = ; + function-enumerator = <2>; + led-max-microamp = <200000>; + flash-max-microamp = <500000>; + flash-max-timeout-us = <1024000>; + }; + }; +... From patchwork Wed Nov 18 10:47:42 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Gene Chen X-Patchwork-Id: 11914777 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.7 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN, FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 58F8CC5519F for ; Wed, 18 Nov 2020 10:49:37 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BDB24206A5 for ; Wed, 18 Nov 2020 10:49:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="w1hsrDCz"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="mxPewrW5" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BDB24206A5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:MIME-Version:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:References:In-Reply-To:Message-Id:Date:Subject:To: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=IHoBMYefmUfHsy/H2NfXD1NWAOeYMnpq0ngiIhv1C4o=; b=w1hsrDCzRAgxN5tbulQIuldfIH VLidlxZjPiaDz0VRFYZlHt6WhS52g2Ar6i44nfEVxkCb6777bwOzV6Jx+rS9AaxXi9jGvo+06Z6U2 TFoVpI6htkH8ekd0ncCAGE/Jj10u9hWF8gfR7GbOwpOdjWH+2ixthE3gjxCLGqXHyWElLPfC09aGn DCEsWMxa9G/oCwM3PuT502B9Om+dtH0UqCCrInouN2TQCEbVBe+t7lStSPrxnjDZgQLRogyLRfZjC LuhEI2eYjDrhy7IVMw33dx8z0KS7pXpOdR4K0bczbRRM8KiP7BQtr2T+vV63vY2RpkgZSd/Vt/HWv +Knz1/xQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL1N-0005f7-Ga; Wed, 18 Nov 2020 10:49:05 +0000 Received: from mail-pg1-x534.google.com ([2607:f8b0:4864:20::534]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfL17-0005XM-LR; Wed, 18 Nov 2020 10:48:54 +0000 Received: by mail-pg1-x534.google.com with SMTP id t21so934944pgl.3; Wed, 18 Nov 2020 02:48:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=/StUAlBzhEGUCJ0jWbUgxYnI1WseRWF715j590J3okk=; b=mxPewrW57X02nT9xn/VC+6zsF2kIx5GDnXduwDCXUIiCM7R5AQ4O3QgRhFZ6eX1iOm uwBgvI41Gkf/Y9pkptWMmF97BWsfB5lyypjs46fZnTbYrzUjQVPV8NLxhOpLM+vmp/JR wOc/SPhGpYa7p5v+oEumhpQ+BFGGFBa4pK+UwCJcmNMgNq7HINIl+wL5d756z/aLwn89 N05k6iDJn++1zDBUZdVIZloXz78klLnmZk3LGFwiH1VW6fVOQgTpnsu07if71M4ohDUP 9x0l9XEpcyZy/1g1ILYoNxdnX+q9r3442xgm9PA/OCkMHnVnf7BGQHQsTm8wXm9KTY0H f7aQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=/StUAlBzhEGUCJ0jWbUgxYnI1WseRWF715j590J3okk=; b=gBzXAzTMxnGF1kZSj1rEWJfXOk/Tx6U2yHyZdulUH4+bkwy9RZyDf96bMR2gLatpzu uJxPL8YlbgUej0k+yEfEWCAOdzj5NGRHurlSHh4ehwU2ReO7MwNYlIVo+En0esR1t3NS dAg4uYCYbk15Vg2zzT9bVLVrkAT/wsecxsCvsy0o/z32oQIGmGjMXCUBIcK2Ukrt/II+ PU1sWHM1Tuc1GS0YQNcDSQLVsJQvTO6BXw05c6Z5GFc6rgijpwtyqhMjXC+63nnt9/Wr avGJ69lbn5gwu9ueILquNde9ycM/77X58SQtrdI7QKxJ4vUD9xtmsuCxwKChLfrHj/3o GuFQ== X-Gm-Message-State: AOAM533MkMgXtSnawpC+TiHmvSXZSNpcY8KnfSxtX1m1bMdmfWL+c+ag k5AVR1ffxFpME8mRl5/K+ehYnJytt5c= X-Google-Smtp-Source: ABdhPJzafPFXR+gz9o77jwCmzy6D5mJmewN1QjOg07zfMQQ00rLT0bcUAiZVX0BoOyBYet3h9bnAXQ== X-Received: by 2002:aa7:8704:0:b029:18a:e2c9:c38 with SMTP id b4-20020aa787040000b029018ae2c90c38mr4023954pfo.79.1605696527244; Wed, 18 Nov 2020 02:48:47 -0800 (PST) Received: from localhost.localdomain ([2402:7500:575:2174:b7aa:599:e762:e486]) by smtp.gmail.com with ESMTPSA id a3sm25345154pfd.58.2020.11.18.02.48.40 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 Nov 2020 02:48:46 -0800 (PST) From: Gene Chen To: jacek.anaszewski@gmail.com, pavel@ucw.cz, robh+dt@kernel.org, matthias.bgg@gmail.com Subject: [PATCH v7 5/5] leds: mt6360: Add LED driver for MT6360 Date: Wed, 18 Nov 2020 18:47:42 +0800 Message-Id: <1605696462-391-6-git-send-email-gene.chen.richtek@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> References: <1605696462-391-1-git-send-email-gene.chen.richtek@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201118_054849_922251_5E8E6C4B X-CRM114-Status: GOOD ( 26.94 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: gene_chen@richtek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, cy_huang@richtek.com, benjamin.chao@mediatek.com, linux-mediatek@lists.infradead.org, dmurphy@ti.com, linux-leds@vger.kernel.org, Wilma.Wu@mediatek.com, linux-arm-kernel@lists.infradead.org, shufan_lee@richtek.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Gene Chen Add MT6360 LED driver include 2-channel Flash LED with torch/strobe mode, 3-channel RGB LED support Register/Flash/Breath Mode, and 1-channel for moonlight LED. Signed-off-by: Gene Chen --- drivers/leds/Kconfig | 13 + drivers/leds/Makefile | 1 + drivers/leds/leds-mt6360.c | 808 +++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 822 insertions(+) create mode 100644 drivers/leds/leds-mt6360.c diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 1c181df..4f533bc 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -271,6 +271,19 @@ config LEDS_MT6323 This option enables support for on-chip LED drivers found on Mediatek MT6323 PMIC. +config LEDS_MT6360 + tristate "LED Support for Mediatek MT6360 PMIC" + depends on LEDS_CLASS && OF + depends on LEDS_CLASS_FLASH || !LEDS_CLASS_FLASH + depends on LEDS_CLASS_MULTICOLOR || !LEDS_CLASS_MULTICOLOR + depends on V4L2_FLASH_LED_CLASS || !V4L2_FLASH_LED_CLASS + depends on MFD_MT6360 + help + This option enables support for dual Flash LED drivers found on + Mediatek MT6360 PMIC. + Independent current sources supply for each flash LED support torch + and strobe mode. + config LEDS_S3C24XX tristate "LED Support for Samsung S3C24XX GPIO LEDs" depends on LEDS_CLASS diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile index c2c7d7a..5596427 100644 --- a/drivers/leds/Makefile +++ b/drivers/leds/Makefile @@ -66,6 +66,7 @@ obj-$(CONFIG_LEDS_MIKROTIK_RB532) += leds-rb532.o obj-$(CONFIG_LEDS_MLXCPLD) += leds-mlxcpld.o obj-$(CONFIG_LEDS_MLXREG) += leds-mlxreg.o obj-$(CONFIG_LEDS_MT6323) += leds-mt6323.o +obj-$(CONFIG_LEDS_MT6360) += leds-mt6360.o obj-$(CONFIG_LEDS_NET48XX) += leds-net48xx.o obj-$(CONFIG_LEDS_NETXBIG) += leds-netxbig.o obj-$(CONFIG_LEDS_NIC78BX) += leds-nic78bx.o diff --git a/drivers/leds/leds-mt6360.c b/drivers/leds/leds-mt6360.c new file mode 100644 index 0000000..8432901 --- /dev/null +++ b/drivers/leds/leds-mt6360.c @@ -0,0 +1,808 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +enum { + MT6360_LED_ISNK1 = 0, + MT6360_LED_ISNK2, + MT6360_LED_ISNK3, + MT6360_LED_ISNKML, + MT6360_LED_FLASH1, + MT6360_LED_FLASH2, + MT6360_LED_MULTICOLOR, + MT6360_MAX_LEDS = MT6360_LED_MULTICOLOR +}; + +#define MT6360_REG_RGBEN 0x380 +#define MT6360_REG_ISNK(_led_no) (0x381 + (_led_no)) +#define MT6360_ISNK_ENMASK(_led_no) BIT(7 - (_led_no)) +#define MT6360_ISNK_MASK GENMASK(4, 0) +#define MT6360_CHRINDSEL_MASK BIT(3) + +#define MULTICOLOR_NUM_CHANNELS 3 + +#define MT6360_REG_FLEDEN 0x37E +#define MT6360_REG_STRBTO 0x373 +#define MT6360_REG_FLEDBASE(_id) (0x372 + 4 * (_id - MT6360_LED_FLASH1)) +#define MT6360_REG_FLEDISTRB(_id) (MT6360_REG_FLEDBASE(_id) + 2) +#define MT6360_REG_FLEDITOR(_id) (MT6360_REG_FLEDBASE(_id) + 3) +#define MT6360_REG_CHGSTAT2 0x3E1 +#define MT6360_REG_FLEDSTAT1 0x3E9 +#define MT6360_ITORCH_MASK GENMASK(4, 0) +#define MT6360_ISTROBE_MASK GENMASK(6, 0) +#define MT6360_STRBTO_MASK GENMASK(6, 0) +#define MT6360_TORCHEN_MASK BIT(3) +#define MT6360_STROBEN_MASK BIT(2) +#define MT6360_FLCSEN_MASK(_id) BIT(MT6360_LED_FLASH2 - _id) +#define MT6360_FLEDCHGVINOVP_MASK BIT(3) +#define MT6360_FLED1STRBTO_MASK BIT(11) +#define MT6360_FLED2STRBTO_MASK BIT(10) +#define MT6360_FLED1STRB_MASK BIT(9) +#define MT6360_FLED2STRB_MASK BIT(8) +#define MT6360_FLED1SHORT_MASK BIT(7) +#define MT6360_FLED2SHORT_MASK BIT(6) +#define MT6360_FLEDLVF_MASK BIT(3) + +#define MT6360_ISNKRGB_STEPUA 2000 +#define MT6360_ISNKRGB_MAXUA 24000 +#define MT6360_ISNKML_STEPUA 5000 +#define MT6360_ISNKML_MAXUA 150000 + +#define MT6360_ITORCH_MINUA 25000 +#define MT6360_ITORCH_STEPUA 12500 +#define MT6360_ITORCH_MAXUA 400000 +#define MT6360_ISTRB_MINUA 50000 +#define MT6360_ISTRB_STEPUA 12500 +#define MT6360_ISTRB_MAXUA 1500000 +#define MT6360_STRBTO_MINUS 64000 +#define MT6360_STRBTO_STEPUS 32000 +#define MT6360_STRBTO_MAXUS 2432000 + +#define STATE_OFF 0 +#define STATE_KEEP 1 +#define STATE_ON 2 + +struct mt6360_led { + union { + struct led_classdev isnk; + struct led_classdev_mc mc; + struct led_classdev_flash flash; + }; + struct v4l2_flash *v4l2_flash; + struct mt6360_priv *priv; + u32 led_no; + u32 default_state; +}; + +struct mt6360_priv { + struct device *dev; + struct regmap *regmap; + struct mutex lock; + unsigned int fled_strobe_used; + unsigned int fled_torch_used; + unsigned int leds_active; + unsigned int leds_count; + struct mt6360_led leds[]; +}; + +static int mt6360_mc_brightness_set(struct led_classdev *lcdev, enum led_brightness level) +{ + struct led_classdev_mc *mccdev = lcdev_to_mccdev(lcdev); + struct mt6360_led *led = container_of(mccdev, struct mt6360_led, mc); + struct mt6360_priv *priv = led->priv; + u32 real_bright, enable_mask = 0, enable = 0; + int i, ret; + + mutex_lock(&priv->lock); + + led_mc_calc_color_components(mccdev, level); + + for (i = 0; i < mccdev->num_colors; i++) { + struct mc_subled *subled = mccdev->subled_info + i; + + real_bright = min(lcdev->max_brightness, subled->brightness); + ret = regmap_update_bits(priv->regmap, MT6360_REG_ISNK(i), MT6360_ISNK_MASK, + real_bright); + if (ret) + goto out; + + enable_mask |= MT6360_ISNK_ENMASK(subled->channel); + if (real_bright) + enable |= MT6360_ISNK_ENMASK(subled->channel); + } + + ret = regmap_update_bits(priv->regmap, MT6360_REG_RGBEN, enable_mask, enable); + +out: + mutex_unlock(&priv->lock); + return ret; +} + +static int mt6360_isnk_brightness_set(struct led_classdev *lcdev, enum led_brightness level) +{ + struct mt6360_led *led = container_of(lcdev, struct mt6360_led, isnk); + struct mt6360_priv *priv = led->priv; + u32 enable_mask = MT6360_ISNK_ENMASK(led->led_no); + u32 val = level ? MT6360_ISNK_ENMASK(led->led_no) : 0; + int ret; + + mutex_lock(&priv->lock); + + ret = regmap_update_bits(priv->regmap, MT6360_REG_ISNK(led->led_no), MT6360_ISNK_MASK, + level); + if (ret) + goto out; + + ret = regmap_update_bits(priv->regmap, MT6360_REG_RGBEN, enable_mask, val); + +out: + mutex_unlock(&priv->lock); + return ret; +} + +static int mt6360_torch_brightness_set(struct led_classdev *lcdev, enum led_brightness level) +{ + struct mt6360_led *led = container_of(lcdev, struct mt6360_led, flash.led_cdev); + struct mt6360_priv *priv = led->priv; + u32 enable_mask = MT6360_TORCHEN_MASK | MT6360_FLCSEN_MASK(led->led_no); + u32 val = level ? MT6360_FLCSEN_MASK(led->led_no) : 0; + u32 prev = priv->fled_torch_used, curr; + int ret; + + mutex_lock(&priv->lock); + + /* Only one set of flash control logic, use the flag to avoid strobe is currently used */ + if (priv->fled_strobe_used) { + dev_warn(lcdev->dev, "Please disable strobe first [%d]\n", priv->fled_strobe_used); + ret = -EBUSY; + goto unlock; + } + + if (level) + curr = prev | BIT(led->led_no); + else + curr = prev & ~BIT(led->led_no); + + if (curr) + val |= MT6360_TORCHEN_MASK; + + if (level) { + ret = regmap_update_bits(priv->regmap, MT6360_REG_FLEDITOR(led->led_no), + MT6360_ITORCH_MASK, level - 1); + if (ret) + goto unlock; + } + + ret = regmap_update_bits(priv->regmap, MT6360_REG_FLEDEN, enable_mask, val); + if (ret) + goto unlock; + + priv->fled_torch_used = curr; + +unlock: + mutex_unlock(&priv->lock); + return ret; +} + +static int mt6360_flash_brightness_set(struct led_classdev_flash *fl_cdev, u32 brightness) +{ + /* + * Due to the current spike when turning on flash, let brightness to be kept by framework. + * This empty function is used to prevent led_classdev_flash register ops check failure. + */ + return 0; +} + +static int _mt6360_flash_brightness_set(struct led_classdev_flash *fl_cdev, u32 brightness) +{ + struct mt6360_led *led = container_of(fl_cdev, struct mt6360_led, flash); + struct mt6360_priv *priv = led->priv; + struct led_flash_setting *s = &fl_cdev->brightness; + u32 val = (brightness - s->min) / s->step; + + return regmap_update_bits(priv->regmap, MT6360_REG_FLEDISTRB(led->led_no), + MT6360_ISTROBE_MASK, val); +} + +static int mt6360_strobe_set(struct led_classdev_flash *fl_cdev, bool state) +{ + struct mt6360_led *led = container_of(fl_cdev, struct mt6360_led, flash); + struct mt6360_priv *priv = led->priv; + struct led_classdev *lcdev = &fl_cdev->led_cdev; + struct led_flash_setting *s = &fl_cdev->brightness; + u32 enable_mask = MT6360_STROBEN_MASK | MT6360_FLCSEN_MASK(led->led_no); + u32 val = state ? MT6360_FLCSEN_MASK(led->led_no) : 0; + u32 prev = priv->fled_strobe_used, curr; + int ret; + + mutex_lock(&priv->lock); + + /* Only one set of flash control logic, use the flag to avoid torch is currently used */ + if (priv->fled_torch_used) { + dev_warn(lcdev->dev, "Please disable torch first [0x%x]\n", priv->fled_torch_used); + ret = -EBUSY; + goto unlock; + } + + if (state) + curr = prev | BIT(led->led_no); + else + curr = prev & ~BIT(led->led_no); + + if (curr) + val |= MT6360_STROBEN_MASK; + + ret = regmap_update_bits(priv->regmap, MT6360_REG_FLEDEN, enable_mask, val); + if (ret) { + dev_err(lcdev->dev, "[%d] control current source %d fail\n", led->led_no, state); + goto unlock; + } + + /* + * If the flash need to be on, config the flash current ramping up to the setting value + * Else, always recover back to the minimum one + */ + ret = _mt6360_flash_brightness_set(fl_cdev, state ? s->val : s->min); + if (ret) + goto unlock; + + /* For the flash turn on/off, HW rampping up/down time is 5ms/500us, respectively */ + if (!prev && curr) + usleep_range(5000, 6000); + else if (prev && !curr) + udelay(500); + + priv->fled_strobe_used = curr; + +unlock: + mutex_unlock(&priv->lock); + return ret; +} + +static int mt6360_strobe_get(struct led_classdev_flash *fl_cdev, bool *state) +{ + struct mt6360_led *led = container_of(fl_cdev, struct mt6360_led, flash); + struct mt6360_priv *priv = led->priv; + + mutex_lock(&priv->lock); + *state = !!(priv->fled_strobe_used & BIT(led->led_no)); + mutex_unlock(&priv->lock); + + return 0; +} + +static int mt6360_timeout_set(struct led_classdev_flash *fl_cdev, u32 timeout) +{ + struct mt6360_led *led = container_of(fl_cdev, struct mt6360_led, flash); + struct mt6360_priv *priv = led->priv; + struct led_flash_setting *s = &fl_cdev->timeout; + u32 val = (timeout - s->min) / s->step; + int ret; + + mutex_lock(&priv->lock); + ret = regmap_update_bits(priv->regmap, MT6360_REG_STRBTO, MT6360_STRBTO_MASK, val); + mutex_unlock(&priv->lock); + + return ret; +} + +static int mt6360_fault_get(struct led_classdev_flash *fl_cdev, u32 *fault) +{ + struct mt6360_led *led = container_of(fl_cdev, struct mt6360_led, flash); + struct mt6360_priv *priv = led->priv; + u16 fled_stat; + unsigned int chg_stat, strobe_timeout_mask, fled_short_mask; + u32 rfault = 0; + int ret; + + ret = regmap_read(priv->regmap, MT6360_REG_CHGSTAT2, &chg_stat); + if (ret) + return ret; + + ret = regmap_raw_read(priv->regmap, MT6360_REG_FLEDSTAT1, &fled_stat, sizeof(fled_stat)); + if (ret) + return ret; + + if (led->led_no == MT6360_LED_FLASH1) { + strobe_timeout_mask = MT6360_FLED1STRBTO_MASK; + fled_short_mask = MT6360_FLED1SHORT_MASK; + } else { + strobe_timeout_mask = MT6360_FLED2STRBTO_MASK; + fled_short_mask = MT6360_FLED2SHORT_MASK; + } + + if (chg_stat & MT6360_FLEDCHGVINOVP_MASK) + rfault |= LED_FAULT_INPUT_VOLTAGE; + + if (fled_stat & strobe_timeout_mask) + rfault |= LED_FAULT_TIMEOUT; + + if (fled_stat & fled_short_mask) + rfault |= LED_FAULT_SHORT_CIRCUIT; + + if (fled_stat & MT6360_FLEDLVF_MASK) + rfault |= LED_FAULT_UNDER_VOLTAGE; + + *fault = rfault; + return 0; +} + +static const struct led_flash_ops mt6360_flash_ops = { + .flash_brightness_set = mt6360_flash_brightness_set, + .strobe_set = mt6360_strobe_set, + .strobe_get = mt6360_strobe_get, + .timeout_set = mt6360_timeout_set, + .fault_get = mt6360_fault_get, +}; + +static int mt6360_isnk_init_default_state(struct mt6360_led *led) +{ + struct mt6360_priv *priv = led->priv; + unsigned int regval; + u32 level; + int ret; + + ret = regmap_read(priv->regmap, MT6360_REG_ISNK(led->led_no), ®val); + if (ret) + return ret; + level = regval & MT6360_ISNK_MASK; + + ret = regmap_read(priv->regmap, MT6360_REG_RGBEN, ®val); + if (ret) + return ret; + + if (!(regval & MT6360_ISNK_ENMASK(led->led_no))) + level = LED_OFF; + + switch (led->default_state) { + case STATE_ON: + led->isnk.brightness = led->isnk.max_brightness; + break; + case STATE_KEEP: + led->isnk.brightness = min(level, led->isnk.max_brightness); + break; + default: + led->isnk.brightness = LED_OFF; + } + + return mt6360_isnk_brightness_set(&led->isnk, led->isnk.brightness); +} + +static int mt6360_flash_init_default_state(struct mt6360_led *led) +{ + struct led_classdev_flash *flash = &led->flash; + struct mt6360_priv *priv = led->priv; + u32 enable_mask = MT6360_TORCHEN_MASK | MT6360_FLCSEN_MASK(led->led_no); + u32 level; + unsigned int regval; + int ret; + + ret = regmap_read(priv->regmap, MT6360_REG_FLEDITOR(led->led_no), ®val); + if (ret) + return ret; + level = regval & MT6360_ITORCH_MASK; + + ret = regmap_read(priv->regmap, MT6360_REG_FLEDEN, ®val); + if (ret) + return ret; + + if ((regval & enable_mask) == enable_mask) + level += 1; + else + level = LED_OFF; + + switch (led->default_state) { + case STATE_ON: + flash->led_cdev.brightness = flash->led_cdev.max_brightness; + break; + case STATE_KEEP: + flash->led_cdev.brightness = min(level, flash->led_cdev.max_brightness); + break; + default: + flash->led_cdev.brightness = LED_OFF; + } + + return mt6360_torch_brightness_set(&flash->led_cdev, flash->led_cdev.brightness); +} + +#if IS_ENABLED(CONFIG_V4L2_FLASH_LED_CLASS) +static int mt6360_flash_external_strobe_set(struct v4l2_flash *v4l2_flash, bool enable) +{ + struct led_classdev_flash *flash = v4l2_flash->fled_cdev; + struct mt6360_led *led = container_of(flash, struct mt6360_led, flash); + struct mt6360_priv *priv = led->priv; + u32 mask = MT6360_FLCSEN_MASK(led->led_no); + u32 val = enable ? mask : 0; + int ret; + + mutex_lock(&priv->lock); + + ret = regmap_update_bits(priv->regmap, MT6360_REG_FLEDEN, mask, val); + if (ret) + goto unlock; + + if (enable) + priv->fled_strobe_used |= BIT(led->led_no); + else + priv->fled_strobe_used &= ~BIT(led->led_no); + +unlock: + mutex_unlock(&priv->lock); + return ret; +} + +static const struct v4l2_flash_ops v4l2_flash_ops = { + .external_strobe_set = mt6360_flash_external_strobe_set, +}; + +static void mt6360_init_v4l2_flash_config(struct mt6360_led *led, struct v4l2_flash_config *config) +{ + struct led_classdev *lcdev; + struct led_flash_setting *s = &config->intensity; + + lcdev = &led->flash.led_cdev; + + s->min = MT6360_ITORCH_MINUA; + s->step = MT6360_ITORCH_STEPUA; + s->val = s->max = s->min + (lcdev->max_brightness - 1) * s->step; + + config->has_external_strobe = 1; + strscpy(config->dev_name, lcdev->dev->kobj.name, sizeof(config->dev_name)); + + config->flash_faults = LED_FAULT_SHORT_CIRCUIT | LED_FAULT_TIMEOUT | + LED_FAULT_INPUT_VOLTAGE | LED_FAULT_UNDER_VOLTAGE; +} +#else +static const struct v4l2_flash_ops v4l2_flash_ops; +static void mt6360_init_v4l2_flash_config(struct mt6360_led *led, struct v4l2_flash_config *config) +{ +} +#endif + +static int mt6360_led_register(struct device *parent, struct mt6360_led *led, + struct led_init_data *init_data) +{ + struct mt6360_priv *priv = led->priv; + struct v4l2_flash_config v4l2_config = {0}; + int ret; + + if ((led->led_no == MT6360_LED_ISNK1 || led->led_no == MT6360_LED_MULTICOLOR) && + (priv->leds_active & BIT(MT6360_LED_ISNK1))) { + /* Change isink1 to SW control mode, disconnect it with charger state */ + ret = regmap_update_bits(priv->regmap, MT6360_REG_RGBEN, MT6360_CHRINDSEL_MASK, + MT6360_CHRINDSEL_MASK); + if (ret) { + dev_err(parent, "Failed to config ISNK1 to SW mode\n"); + return ret; + } + } + + switch (led->led_no) { + case MT6360_LED_MULTICOLOR: + ret = mt6360_mc_brightness_set(&led->mc.led_cdev, LED_OFF); + if (ret) { + dev_err(parent, "Failed to init multicolor brightness\n"); + return ret; + } + + ret = devm_led_classdev_multicolor_register_ext(parent, &led->mc, init_data); + if (ret) { + dev_err(parent, "Couldn't register multicolor\n"); + return ret; + } + break; + case MT6360_LED_ISNK1 ... MT6360_LED_ISNKML: + ret = mt6360_isnk_init_default_state(led); + if (ret) { + dev_err(parent, "Failed to init %d isnk state\n", led->led_no); + return ret; + } + + ret = devm_led_classdev_register_ext(parent, &led->isnk, init_data); + if (ret) { + dev_err(parent, "Couldn't register isink %d\n", led->led_no); + return ret; + } + break; + default: + ret = mt6360_flash_init_default_state(led); + if (ret) { + dev_err(parent, "Failed to init %d flash state\n", led->led_no); + return ret; + } + + ret = devm_led_classdev_flash_register_ext(parent, &led->flash, init_data); + if (ret) { + dev_err(parent, "Couldn't register flash %d\n", led->led_no); + return ret; + } + + mt6360_init_v4l2_flash_config(led, &v4l2_config); + led->v4l2_flash = v4l2_flash_init(parent, init_data->fwnode, &led->flash, + &v4l2_flash_ops, &v4l2_config); + if (IS_ERR(led->v4l2_flash)) { + dev_err(parent, "Failed to register %d v4l2 sd\n", led->led_no); + return PTR_ERR(led->v4l2_flash); + } + } + + return 0; +} + +static u32 clamp_align(u32 val, u32 min, u32 max, u32 step) +{ + u32 retval; + + retval = clamp_val(val, min, max); + if (step > 1) + retval = rounddown(retval - min, step) + min; + + return retval; +} + +static int mt6360_init_isnk_properties(struct mt6360_led *led, struct led_init_data *init_data) +{ + struct led_classdev *lcdev; + struct mt6360_priv *priv = led->priv; + struct fwnode_handle *child; + u32 step_uA = MT6360_ISNKRGB_STEPUA, max_uA = MT6360_ISNKRGB_MAXUA; + u32 val; + int num_color = 0, ret; + + if (led->led_no == MT6360_LED_MULTICOLOR) { + struct mc_subled *sub_led; + + sub_led = devm_kzalloc(priv->dev, sizeof(*sub_led) * MULTICOLOR_NUM_CHANNELS, + GFP_KERNEL); + if (!sub_led) + return -ENOMEM; + + fwnode_for_each_child_node(init_data->fwnode, child) { + u32 reg, color; + + ret = fwnode_property_read_u32(child, "reg", ®); + if (ret || reg > MT6360_LED_ISNK3 || priv->leds_active & BIT(reg)) + return -EINVAL; + + ret = fwnode_property_read_u32(child, "color", &color); + if (ret) { + dev_err(priv->dev, "led %d, no color specified\n", led->led_no); + return ret; + } + + priv->leds_active |= BIT(reg); + sub_led[num_color].color_index = color; + sub_led[num_color].channel = reg; + num_color++; + } + + if (num_color < 2) { + dev_err(priv->dev, "Multicolor must include 2 or more led channel\n"); + return -EINVAL; + } + + led->mc.num_colors = num_color; + led->mc.subled_info = sub_led; + + lcdev = &led->mc.led_cdev; + lcdev->brightness_set_blocking = mt6360_mc_brightness_set; + } else { + if (led->led_no == MT6360_LED_ISNKML) { + step_uA = MT6360_ISNKML_STEPUA; + max_uA = MT6360_ISNKML_MAXUA; + } + + lcdev = &led->isnk; + lcdev->brightness_set_blocking = mt6360_isnk_brightness_set; + } + + ret = fwnode_property_read_u32(init_data->fwnode, "led-max-microamp", &val); + if (ret) { + dev_warn(priv->dev, "Not specified led-max-microamp, config to the minimum\n"); + val = step_uA; + } else + val = clamp_align(val, 0, max_uA, step_uA); + + lcdev->max_brightness = val / step_uA; + + fwnode_property_read_string(init_data->fwnode, "linux,default-trigger", + &lcdev->default_trigger); + + return 0; +} + +static int mt6360_init_flash_properties(struct mt6360_led *led, struct led_init_data *init_data) +{ + struct led_classdev_flash *flash = &led->flash; + struct led_classdev *lcdev = &flash->led_cdev; + struct mt6360_priv *priv = led->priv; + struct led_flash_setting *s; + u32 val; + int ret; + + ret = fwnode_property_read_u32(init_data->fwnode, "led-max-microamp", &val); + if (ret) { + dev_warn(priv->dev, "Not specified led-max-microamp, config to the minimum\n"); + val = MT6360_ITORCH_MINUA; + } else + val = clamp_align(val, MT6360_ITORCH_MINUA, MT6360_ITORCH_MAXUA, + MT6360_ITORCH_STEPUA); + + lcdev->max_brightness = (val - MT6360_ITORCH_MINUA) / MT6360_ITORCH_STEPUA + 1; + lcdev->brightness_set_blocking = mt6360_torch_brightness_set; + lcdev->flags |= LED_DEV_CAP_FLASH; + + ret = fwnode_property_read_u32(init_data->fwnode, "flash-max-microamp", &val); + if (ret) { + dev_warn(priv->dev, "Not specified flash-max-microamp, config to the minimum\n"); + val = MT6360_ISTRB_MINUA; + } else + val = clamp_align(val, MT6360_ISTRB_MINUA, MT6360_ISTRB_MAXUA, MT6360_ISTRB_STEPUA); + + s = &flash->brightness; + s->min = MT6360_ISTRB_MINUA; + s->step = MT6360_ISTRB_STEPUA; + s->val = s->max = val; + + /* Always configure as min level when off to prevent flash current spike */ + ret = _mt6360_flash_brightness_set(flash, s->min); + if (ret) + return ret; + + ret = fwnode_property_read_u32(init_data->fwnode, "flash-max-timeout-us", &val); + if (ret) { + dev_warn(priv->dev, "Not specified flash-max-timeout-us, config to the minimum\n"); + val = MT6360_STRBTO_MINUS; + } else + val = clamp_align(val, MT6360_STRBTO_MINUS, MT6360_STRBTO_MAXUS, + MT6360_STRBTO_STEPUS); + + s = &flash->timeout; + s->min = MT6360_STRBTO_MINUS; + s->step = MT6360_STRBTO_STEPUS; + s->val = s->max = val; + + flash->ops = &mt6360_flash_ops; + + return 0; +} + +static int mt6360_init_common_properties(struct mt6360_led *led, struct led_init_data *init_data) +{ + const char * const states[] = { "off", "keep", "on" }; + const char *str; + int ret; + + if (!fwnode_property_read_string(init_data->fwnode, "default-state", &str)) { + ret = match_string(states, ARRAY_SIZE(states), str); + if (ret < 0) + ret = STATE_OFF; + + led->default_state = ret; + } + + return 0; +} + +static void mt6360_v4l2_flash_release(struct mt6360_priv *priv) +{ + int i; + + for (i = 0; i < priv->leds_count; i++) { + struct mt6360_led *led = priv->leds + i; + + if (led->v4l2_flash) + v4l2_flash_release(led->v4l2_flash); + } +} + +static int mt6360_led_probe(struct platform_device *pdev) +{ + struct mt6360_priv *priv; + struct fwnode_handle *child; + size_t count; + int i = 0, ret; + + count = device_get_child_node_count(&pdev->dev); + if (!count || count > MT6360_MAX_LEDS) { + dev_err(&pdev->dev, "No child node or node count over max led number %lu\n", count); + return -EINVAL; + } + + priv = devm_kzalloc(&pdev->dev, struct_size(priv, leds, count), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + priv->leds_count = count; + priv->dev = &pdev->dev; + mutex_init(&priv->lock); + + priv->regmap = dev_get_regmap(pdev->dev.parent, NULL); + if (!priv->regmap) { + dev_err(&pdev->dev, "Failed to get parent regmap\n"); + return -ENODEV; + } + + device_for_each_child_node(&pdev->dev, child) { + struct mt6360_led *led = priv->leds + i; + struct led_init_data init_data = { .fwnode = child, }; + u32 reg; + + ret = fwnode_property_read_u32(child, "reg", ®); + if (ret) + goto out_flash_release; + + if (reg > MT6360_MAX_LEDS || priv->leds_active & BIT(reg)) + return -EINVAL; + priv->leds_active |= BIT(reg); + + led->led_no = reg; + led->priv = priv; + + ret = mt6360_init_common_properties(led, &init_data); + if (ret) + goto out_flash_release; + + if (reg == MT6360_LED_MULTICOLOR || + (reg >= MT6360_LED_ISNK1 && reg <= MT6360_LED_ISNKML)) + ret = mt6360_init_isnk_properties(led, &init_data); + else + ret = mt6360_init_flash_properties(led, &init_data); + + if (ret) + goto out_flash_release; + + ret = mt6360_led_register(&pdev->dev, led, &init_data); + if (ret) + goto out_flash_release; + + i++; + } + + platform_set_drvdata(pdev, priv); + return 0; + +out_flash_release: + mt6360_v4l2_flash_release(priv); + return ret; +} + +static int mt6360_led_remove(struct platform_device *pdev) +{ + struct mt6360_priv *priv = platform_get_drvdata(pdev); + + mt6360_v4l2_flash_release(priv); + return 0; +} + +static const struct of_device_id __maybe_unused mt6360_led_of_id[] = { + { .compatible = "mediatek,mt6360-led", }, + {} +}; +MODULE_DEVICE_TABLE(of, mt6360_led_of_id); + +static struct platform_driver mt6360_led_driver = { + .driver = { + .name = "mt6360-led", + .of_match_table = mt6360_led_of_id, + }, + .probe = mt6360_led_probe, + .remove = mt6360_led_remove, +}; +module_platform_driver(mt6360_led_driver); + +MODULE_AUTHOR("Gene Chen "); +MODULE_DESCRIPTION("MT6360 LED Driver"); +MODULE_LICENSE("GPL v2");