From patchwork Fri Feb 18 18:31:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bjorn Andersson X-Patchwork-Id: 544300 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E806EC433F5 for ; Fri, 18 Feb 2022 18:29:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239227AbiBRS33 (ORCPT ); Fri, 18 Feb 2022 13:29:29 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:42200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236005AbiBRS32 (ORCPT ); Fri, 18 Feb 2022 13:29:28 -0500 Received: from mail-oi1-x235.google.com (mail-oi1-x235.google.com [IPv6:2607:f8b0:4864:20::235]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2495398F6C for ; Fri, 18 Feb 2022 10:29:11 -0800 (PST) Received: by mail-oi1-x235.google.com with SMTP id a6so3975413oid.9 for ; Fri, 18 Feb 2022 10:29:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=cFSq9u4vD4UcKyJIIrFupSdAy07113Uhr4g6Ew3+KZg=; b=FSc5Pv2P+ySfnR7n+Ln1v2i0xuZ5WpguCxqWsQYjEnrxIJFV/z4tRvEe2mCmzPGTks LFKm6xqBJbPmkB2A4lzQ2Hbgxhi56UyA90PlILf65z8N9P5Diea6xljQYjxa62O7UfGT oHUei0ETX5Ttc2N9Y60F1Wsoa4Szg9+f99tti1oKev6q7IhPBmCYds5wESLrQuc+/eTT ZJjrZII0c2sOVBaI+8Qi2gLViMHek5NyCFQzbzHve40/M3z6IpDbhiJnXSPY3xg1fUdR 06qp37X0UiZBpXqcPxAg7hWiuohuRnCmNnWebB3nbUS+PC9S+UFiBrG5F76+pTWvV/Hr 0B5A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=cFSq9u4vD4UcKyJIIrFupSdAy07113Uhr4g6Ew3+KZg=; b=4B4vVLpGOgIvNih+sftXypaTPr24RZ9CWrFFPcEGWn8g/x4JfcFFv+GoUZ3AO0tC9b MZMKz/m3BWS6EuyZa39ugFkP0wZIHJanFCsQzismg2gevvoLnQb128MPyJwNEcWPZ2TK yYq5sw0rww9wMEwtijkT8NNeWjizsunjbhLO/yS7UxODiXCR6v1YStM85WJVrTqKaD9U sfDXtfPk/t14iBN5XL5Xx4ECmVucXddh+AhC7Nx9HpSx8Fn32Zaz9POU10JP1X/NcKKN gn7ELM8L0Q98pQPJADJgCzjcqyl1Poyi+yctq1GAcU2WrtT4hf/chkOfksFkzfKCHfTX kghA== X-Gm-Message-State: AOAM530ap0wI1ClLS0rIaJHjgOQL/9dMu2DJDZqbvFbSmw6nl/ZkU2B5 Bhr0hqhFrTfAyfPpcrv0y/Pf+A== X-Google-Smtp-Source: ABdhPJzipan26q7Kr1WPJtXmIQjRduE4kKD2gVEfvqnpxsMURORRiE9THsaoHG4yUOV6QrcvLuNgkg== X-Received: by 2002:a05:6808:1b11:b0:2d0:5d57:af3b with SMTP id bx17-20020a0568081b1100b002d05d57af3bmr3884106oib.306.1645208950441; Fri, 18 Feb 2022 10:29:10 -0800 (PST) Received: from ripper.. ([2600:1700:a0:3dc8:205:1bff:fec0:b9b3]) by smtp.gmail.com with ESMTPSA id t5sm1742508otp.67.2022.02.18.10.29.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Feb 2022 10:29:09 -0800 (PST) From: Bjorn Andersson To: Pavel Machek , Thierry Reding , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Lee Jones Cc: Rob Herring , Jonathan Corbet , linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, linux-pwm@vger.kernel.org, linux-arm-msm@vger.kernel.org, Stephen Boyd , Rob Herring Subject: [PATCH v13 1/2] dt-bindings: leds: Add Qualcomm Light Pulse Generator binding Date: Fri, 18 Feb 2022 10:31:15 -0800 Message-Id: <20220218183116.2261770-1-bjorn.andersson@linaro.org> X-Mailer: git-send-email 2.33.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org This adds the binding document describing the three hardware blocks related to the Light Pulse Generator found in a wide range of Qualcomm PMICs. Signed-off-by: Bjorn Andersson Reviewed-by: Stephen Boyd Reviewed-by: Rob Herring --- Changes since v12: - None .../bindings/leds/leds-qcom-lpg.yaml | 173 ++++++++++++++++++ 1 file changed, 173 insertions(+) create mode 100644 Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml diff --git a/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml new file mode 100644 index 000000000000..336bd8e10efd --- /dev/null +++ b/Documentation/devicetree/bindings/leds/leds-qcom-lpg.yaml @@ -0,0 +1,173 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/leds/leds-qcom-lpg.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Light Pulse Generator + +maintainers: + - Bjorn Andersson + +description: > + The Qualcomm Light Pulse Generator consists of three different hardware blocks; + a ramp generator with lookup table, the light pulse generator and a three + channel current sink. These blocks are found in a wide range of Qualcomm PMICs. + +properties: + compatible: + enum: + - qcom,pm8150b-lpg + - qcom,pm8150l-lpg + - qcom,pm8916-pwm + - qcom,pm8941-lpg + - qcom,pm8994-lpg + - qcom,pmc8180c-lpg + - qcom,pmi8994-lpg + - qcom,pmi8998-lpg + + "#pwm-cells": + const: 2 + + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + qcom,power-source: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + power-source used to drive the output, as defined in the datasheet. + Should be specified if the TRILED block is present + enum: [0, 1, 3] + + qcom,dtest: + $ref: /schemas/types.yaml#/definitions/uint32-matrix + description: > + A list of integer pairs, where each pair represent the dtest line the + particular channel should be connected to and the flags denoting how the + value should be outputed, as defined in the datasheet. The number of + pairs should be the same as the number of channels. + items: + items: + - description: dtest line to attach + - description: flags for the attachment + + multi-led: + type: object + $ref: leds-class-multicolor.yaml# + properties: + "#address-cells": + const: 1 + + "#size-cells": + const: 0 + + patternProperties: + "^led@[0-9a-f]$": + type: object + $ref: common.yaml# + +patternProperties: + "^led@[0-9a-f]$": + type: object + $ref: common.yaml# + + properties: + reg: true + + required: + - reg + +required: + - compatible + +additionalProperties: false + +examples: + - | + #include + + led-controller { + compatible = "qcom,pmi8994-lpg"; + + #address-cells = <1>; + #size-cells = <0>; + + qcom,power-source = <1>; + + qcom,dtest = <0 0>, + <0 0>, + <0 0>, + <4 1>; + + led@1 { + reg = <1>; + color = ; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <1>; + }; + + led@2 { + reg = <2>; + color = ; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <0>; + default-state = "on"; + }; + + led@3 { + reg = <3>; + color = ; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <2>; + }; + + led@4 { + reg = <4>; + color = ; + function = LED_FUNCTION_INDICATOR; + function-enumerator = <3>; + }; + }; + - | + #include + + led-controller { + compatible = "qcom,pmi8994-lpg"; + + #address-cells = <1>; + #size-cells = <0>; + + qcom,power-source = <1>; + + multi-led { + color = ; + function = LED_FUNCTION_STATUS; + + #address-cells = <1>; + #size-cells = <0>; + + led@1 { + reg = <1>; + color = ; + }; + + led@2 { + reg = <2>; + color = ; + }; + + led@3 { + reg = <3>; + color = ; + }; + }; + }; + - | + pwm-controller { + compatible = "qcom,pm8916-pwm"; + #pwm-cells = <2>; + }; +...