From patchwork Thu Sep 28 17:02:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 727372 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 013C213AFB for ; Thu, 28 Sep 2023 17:15:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 81242C433D9; Thu, 28 Sep 2023 17:14:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695921300; bh=kPaMMTfGtPFnEBE78lki4GvEmVbGnWmgp2jahe8ssow=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bRIO/tqPvZZaLyfasZtL28uvq5784eqAJZHcQYoLpV/QWRMlqYEZPmusgmDFmcur/ CySTWyS6IQMcCj1MMI8ET0MKNq9W0t/1YMHDLjBKHWJRjMNHjISuSAItaLEO3rSp14 BIPx0K6rTDH87+f6C2DJtRvJ8fOnvuGb97qCl8SaaZDFH9aamtbJ2FQFtK6thH6S55 y5G+Yo82NsmELSWy/pWHcVr2+qR+rSZtUeal/kObh9B2z9/UK/L4KvK/OHScqLKKnX kYXsuk3igncpknX7/H46rJALXCnpnD3MWNlSF6QsU1SCCt2T4WZTgA6M8aV1ss1AQS SF9IVmNxLclZQ== From: Jisheng Zhang To: Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6n?= =?utf-8?q?ig?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-pwm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Guo Ren , Fu Wei , linux-riscv@lists.infradead.org Subject: [PATCH 1/2] dt-bindings: pwm: Add T-HEAD PWM controller Date: Fri, 29 Sep 2023 01:02:53 +0800 Message-Id: <20230928170254.413-2-jszhang@kernel.org> X-Mailer: git-send-email 2.40.0 In-Reply-To: <20230928170254.413-1-jszhang@kernel.org> References: <20230928170254.413-1-jszhang@kernel.org> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 T-HEAD SoCs such as the TH1520 contain a PWM controller used among other things to control the LCD backlight, fan and so on. Signed-off-by: Jisheng Zhang --- .../devicetree/bindings/pwm/pwm-thead.yaml | 44 +++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 Documentation/devicetree/bindings/pwm/pwm-thead.yaml diff --git a/Documentation/devicetree/bindings/pwm/pwm-thead.yaml b/Documentation/devicetree/bindings/pwm/pwm-thead.yaml new file mode 100644 index 000000000000..8a7cf7129321 --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-thead.yaml @@ -0,0 +1,44 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pwm/pwm-thead.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: T-HEAD PWM + +maintainers: + - Jisheng Zhang + +allOf: + - $ref: pwm.yaml# + +properties: + compatible: + enum: + - thead,th1520-pwm + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + "#pwm-cells": + const: 2 + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + - | + + pwm@ec01c000 { + compatible = "thead,th1520-pwm"; + reg = <0xec01c000 0x1000>; + clocks = <&clk 1>; + #pwm-cells = <2>; + };