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[2620:137:e000::1:20]) by mx.google.com with ESMTP id p11-20020a170906b20b00b007ade4c97618si2635226ejz.930.2022.11.21.09.45.57; Mon, 21 Nov 2022 09:46:49 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20210112 header.b=ZW7YE20L; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229995AbiKURpP (ORCPT + 99 others); Mon, 21 Nov 2022 12:45:15 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36380 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230081AbiKURpH (ORCPT ); Mon, 21 Nov 2022 12:45:07 -0500 Received: from mail-ej1-x636.google.com (mail-ej1-x636.google.com [IPv6:2a00:1450:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4B1DB41984; Mon, 21 Nov 2022 09:45:05 -0800 (PST) Received: by mail-ej1-x636.google.com with SMTP id vv4so20981090ejc.2; Mon, 21 Nov 2022 09:45:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; 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=vc7s+j1I+v53zIS5PmltGaeTsanNeN5sDlFmwluvB4c=; b=ZW7YE20LBYtuKZLnhkZfVvIw0tdu4LjJ5muSHbTVqkWxOEaxDM8Po2OsAitkQgNX4N DCQRE1JY+E0OJ37N4H9hVjdHD4ey3PtMr/N9mT0uvoeDPkHFvMLu7XoAjx39++8TIXGe LK9WRn/LtxTMMLGBkR3t/ncaXH2UKpHENGAq6UDo6tZvxwbMLdBeA0hrnJKtHK7UkSWU icXlOnv+MYkFR33qMD0ZdcITLgMeWLPvkmKyatSwhzYY59G0hkl3kAVr/V7l07tAr8Iw qiN1gLFQIU13b/NL+NTJu4EM+IkkbKff7UkcxX/7o5AA/P75Pm+F1Y8bD9s1WDXD65SZ IEBg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; 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=vc7s+j1I+v53zIS5PmltGaeTsanNeN5sDlFmwluvB4c=; b=BnqXbpZlwsBDSoDLfV/zlPlYKf/GEKd85rztUgdKlW4kER+Hi+iC/QGSiGoW+6PqWa HdeYhkX4gIIrL8jvWu7KAwSN5EuuFyJDMrCkrb4TPajE0+kCpRObgmVCQtsqhlNTkz1b /lZhLBx+O4vxfrEN0ZAq8zEWk/x6LB2ue7n289ZkSH66g8zNwcbUyOHosF7rbxDTJp7q XyaUHGkG6sOuv4SJjsOU8FDEwY2LxYLmYtZQ4hky0fSYXu2LoFA+qWIHTLXcUFzd6Crb StRBFK4rtIOuI1Odr1oa65mQxiWQRWTqQhzxgyGkZaj/tEBWqPKBgEvmp8DA9AKYbvtC i/jg== X-Gm-Message-State: ANoB5plAQ3bS0mb9wEJFvTQ3Mvka6p67M2I5mxd/KDU4pp5f1ZywuD0K 5xZcRZ+C1oZzQplsZq5M8lw= X-Received: by 2002:a17:907:3ac2:b0:7b7:c1e7:eb54 with SMTP id fi2-20020a1709073ac200b007b7c1e7eb54mr353463ejc.393.1669052703924; Mon, 21 Nov 2022 09:45:03 -0800 (PST) Received: from localhost ([217.131.81.52]) by smtp.gmail.com with UTF8SMTPSA id x19-20020aa7cd93000000b00467f643585fsm5404201edv.64.2022.11.21.09.45.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 21 Nov 2022 09:45:03 -0800 (PST) From: Sasha Finkelstein To: thierry.reding@gmail.com, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org Cc: marcan@marcan.st, sven@svenpeter.dev, alyssa@rosenzweig.io, asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-pwm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Sasha Finkelstein , Krzysztof Kozlowski Subject: [PATCH RESEND v3 1/4] dt-bindings: pwm: Add Apple PWM controller Date: Mon, 21 Nov 2022 20:42:25 +0300 Message-Id: <20221121174228.93670-2-fnkl.kernel@gmail.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221121174228.93670-1-fnkl.kernel@gmail.com> References: <20221121174228.93670-1-fnkl.kernel@gmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1750128718391168764?= X-GMAIL-MSGID: =?utf-8?q?1750128718391168764?= Apple SoCs such as the M1 contain a PWM controller used among other things to control the keyboard backlight. Signed-off-by: Sasha Finkelstein Reviewed-by: Krzysztof Kozlowski Acked-by: Sven Peter --- .../bindings/pwm/apple,s5l-fpwm.yaml | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml diff --git a/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml b/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml new file mode 100644 index 000000000000..142157bff0cd --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/apple,s5l-fpwm.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/apple,s5l-fpwm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Apple FPWM controller + +maintainers: + - asahi@lists.linux.dev + - Sasha Finkelstein + +description: PWM controller used for keyboard backlight on ARM Macs + +properties: + compatible: + items: + - enum: + - apple,t8103-fpwm + - apple,t6000-fpwm + - apple,t8112-fpwm + - const: apple,s5l-fpwm + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + + "#pwm-cells": + const: 2 + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + pwm@235044000 { + compatible = "apple,t8103-fpwm", "apple,s5l-fpwm"; + reg = <0x35044000 0x4000>; + power-domains = <&ps_fpwm1>; + clocks = <&clkref>; + #pwm-cells = <2>; + };