From mboxrd@z Thu Jan 1 00:00:00 1970 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=-14.0 required=3.0 tests=BAYES_00,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 3038EC48BE5 for ; Tue, 22 Jun 2021 15:58:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 175D76113E for ; Tue, 22 Jun 2021 15:58:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232120AbhFVQA7 (ORCPT ); Tue, 22 Jun 2021 12:00:59 -0400 Received: from mail-il1-f175.google.com ([209.85.166.175]:37531 "EHLO mail-il1-f175.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231936AbhFVQA6 (ORCPT ); Tue, 22 Jun 2021 12:00:58 -0400 Received: by mail-il1-f175.google.com with SMTP id x12so18890922ill.4; Tue, 22 Jun 2021 08:58:41 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=VR4qkGDWYtdjfgziGh5tyR/mzFAynXqFUJLLjnq0V20=; b=p8DEwFWwcZpNjvV8MomlZvRiDs0y8/u9PeLVn+VoiuJyfdK7TzJ5JPnevyTQUmYLcV 1nPnCXr70incadxptnu97pOY1LmMljIe2nvjaJ3LMSXh1SzKT23R3D5100P0L67Y1tC3 7bQztl31JftaaHBnkBuHZPAnrx9euO6/CiqxhjXbQBYwyWBRugOsdrtv3lBr4vIoK/mP JIN5Ri/nqpQbGJOt1+vhwOdFzGXllHJzJks7M90XEpbV1hpM4Vv3tanW3MRHyHZjFK7Z 3BRPaDSTe/2L3vyorkD7ldtWEyWkGpRo5AHNw2J0w/T/F5uZ25ZLzVD1XAC5OGuExEkN pnMQ== X-Gm-Message-State: AOAM532Z9SYWkt9lgQTyN0VnJDBfdVmeobyRQADlNgvEc/rKgMqqHuRQ aj4KFn/vdD7/jYJIVHQCmg== X-Google-Smtp-Source: ABdhPJzhwE6GGWNHAo4/uOYQ52b7LZ0FbGdFFI/udfP+fCqx80BFtyeMtlZlfl2czEZpqOLCiinO6Q== X-Received: by 2002:a92:b004:: with SMTP id x4mr3209935ilh.121.1624377521556; Tue, 22 Jun 2021 08:58:41 -0700 (PDT) Received: from robh.at.kernel.org ([64.188.179.248]) by smtp.gmail.com with ESMTPSA id x11sm8247636ilg.59.2021.06.22.08.58.38 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Jun 2021 08:58:40 -0700 (PDT) Received: (nullmailer pid 3755885 invoked by uid 1000); Tue, 22 Jun 2021 15:58:37 -0000 Date: Tue, 22 Jun 2021 09:58:37 -0600 From: Rob Herring To: Caleb Connolly Cc: Andy Gross , Bjorn Andersson , Dmitry Torokhov , ~postmarketos/upstreaming@lists.sr.ht, phone-devel@vger.kernel.org, linux-arm-msm@vger.kernel.org, jami.kettunen@somainline.org, jo@jsfamily.in, linux-input@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RESEND PATCH v2 1/6] dt-bindings: input: add Qualcomm SPMI haptics driver Message-ID: <20210622155837.GA3746854@robh.at.kernel.org> References: <20210618175041.323495-1-caleb@connolly.tech> <20210618175041.323495-2-caleb@connolly.tech> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210618175041.323495-2-caleb@connolly.tech> Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org On Fri, Jun 18, 2021 at 05:51:03PM +0000, Caleb Connolly wrote: > Add bindings for qcom PMIC SPMI haptics driver. > > Signed-off-by: Caleb Connolly > --- > .../bindings/input/qcom,spmi-haptics.yaml | 128 ++++++++++++++++++ > include/dt-bindings/input/qcom,spmi-haptics.h | 32 +++++ > 2 files changed, 160 insertions(+) > create mode 100644 Documentation/devicetree/bindings/input/qcom,spmi-haptics.yaml > create mode 100644 include/dt-bindings/input/qcom,spmi-haptics.h > > diff --git a/Documentation/devicetree/bindings/input/qcom,spmi-haptics.yaml b/Documentation/devicetree/bindings/input/qcom,spmi-haptics.yaml > new file mode 100644 > index 000000000000..8ef9b4ec3a07 > --- /dev/null > +++ b/Documentation/devicetree/bindings/input/qcom,spmi-haptics.yaml > @@ -0,0 +1,128 @@ > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > +# Copyright 2020 Unisoc Inc. > +%YAML 1.2 > +--- > +$id: http://devicetree.org/schemas/input/qcom,spmi-haptics.yaml# > +$schema: http://devicetree.org/meta-schemas/core.yaml# > + > +title: Qualcomm Technologies Inc PMI8998 spmi haptics > + > +maintainers: > + - Caleb Connolly > + > +description: | > + Qualcomm SPMI haptics is a peripheral on some QTI PMICs. It supports linear resonant > + actuators and eccentric rotating mass type haptics commonly found in mobile devices. > + It supports multiple sources of wave data such as an internal buffer, direct play > + (from kernel or userspace) as well as an audio output mode. > + > +properties: > + compatible: > + items: > + - enum: > + - qcom,pmi8998-haptics > + - qcom,pmi8996-haptics > + - qcom,pmi8941-haptics > + - const: qcom,spmi-haptics > + > + reg: > + maxItems: 1 > + > + interrupts: > + items: > + - description: short circuit interrupt > + - description: play interrupt > + > + interrupt-names: > + items: > + - const: short > + - const: play > + > + qcom,actuator-type: > + description: | > + The type of actuator attached to the hardware. > + Allowed values are, > + 0 - HAP_TYPE_LRA > + 1 - HAP_TYPE_ERM > + $ref: /schemas/types.yaml#/definitions/uint32 > + enum: [ 0, 1 ] > + default: 0 > + > + qcom,wave-shape: > + description: | > + Selects the wave shape to use. > + Allowed values are, > + 0 - HAP_WAVE_SINE > + 1 - HAP_WAVE_SQUARE > + $ref: /schemas/types.yaml#/definitions/uint32 > + enum: [ 0, 1 ] > + default: 0 > + > + qcom,play-mode: > + description: | > + Selects the play mode to use. > + Allowed values are, > + 0 - HAP_PLAY_DIRECT > + 1 - HAP_PLAY_BUFFER > + 2 - HAP_PLAY_AUDIO > + 3 - HAP_PLAY_PWM > + $ref: /schemas/types.yaml#/definitions/uint32 > + enum: [ 0, 1, 2, 3 ] > + default: 2 > + > + qcom,wave-play-rate-us: > + description: | > + Wave sample durection in microseconds, 1/f where f > + is the resonant frequency of the actuator. > + $ref: /schemas/types.yaml#/definitions/uint32 Don't need a type for standard units. > + minimum: 0 > + maximum: 20475 > + > + qcom,brake-pattern: > + minItems: 4 > + maxItems: 4 > + description: | > + The brake pattern are the strengths of the pattern > + used to brake the haptics. Allowed values are, > + 0 - 0V > + 1 - Vmax/4 > + 2 - Vmax/2 > + 3 - Vmax > + $ref: /schemas/types.yaml#/definitions/uint32-array > + default: [0x3, 0x3, 0x2, 0x1] To express the constraints on all items: items: enum: [ 0, 1, 2, 3 ] (items is a schema here rather than a list) > + > +required: > + - compatible > + - reg > + - interrupts > + - qcom,wave-play-rate-us > + > +additionalProperties: false > + > +examples: > + - | > + #include > + #include > + #include > + > + pmi8998_lsid1: pmic@3 { Drop unused labels. > + compatible = "qcom,pmi8998", "qcom,spmi-pmic"; Really, this needs to be converted to schema first so we're not adding warnings. > + reg = <0x3 SPMI_USID>; > + #address-cells = <1>; > + #size-cells = <0>; > + > + pmi8998_haptics: haptics@c000 { > + compatible = "qcom,pmi8998-haptics", "qcom,spmi-haptics"; > + reg = <0xc000>; > + > + interrupts = <0x3 0xc0 0x0 IRQ_TYPE_EDGE_BOTH>, > + <0x3 0xc0 0x1 IRQ_TYPE_EDGE_BOTH>; > + interrupt-names = "short", "play"; > + > + qcom,wave-shape = ; > + qcom,play-mode = ; > + qcom,brake-pattern = <0x3 0x3 0x2 0x1>; > + > + status = "disabled"; Don't show status in examples. > + }; > + }; > diff --git a/include/dt-bindings/input/qcom,spmi-haptics.h b/include/dt-bindings/input/qcom,spmi-haptics.h > new file mode 100644 > index 000000000000..14a7e7d1471e > --- /dev/null > +++ b/include/dt-bindings/input/qcom,spmi-haptics.h > @@ -0,0 +1,32 @@ > +/* SPDX-License-Identifier: GPL-2.0-only */ Dual license please. DT files are used elsewhere. > +/* > + * This header provides constants for pmi8998 SPMI haptics options. > + */ > + > +#ifndef _DT_BINDINGS_QCOM_PMIC_SPMI_HAPTICS_ > +#define _DT_BINDINGS_QCOM_PMIC_SPMI_HAPTICS_ > + > +// Actuator types > +#define HAP_TYPE_LRA 0 > +#define HAP_TYPE_ERM 1 > + > +// LRA Wave type > +#define HAP_WAVE_SINE 0 > +#define HAP_WAVE_SQUARE 1 > + > +// Play modes > +#define HAP_PLAY_DIRECT 0 > +#define HAP_PLAY_BUFFER 1 > +#define HAP_PLAY_AUDIO 2 > +#define HAP_PLAY_PWM 3 > + > +#define HAP_PLAY_MAX HAP_PLAY_PWM > + > +// Auto resonance type > +#define HAP_AUTO_RES_NONE 0 > +#define HAP_AUTO_RES_ZXD 1 > +#define HAP_AUTO_RES_QWD 2 > +#define HAP_AUTO_RES_MAX_QWD 3 > +#define HAP_AUTO_RES_ZXD_EOP 4 > + > +#endif /* _DT_BINDINGS_QCOM_PMIC_SPMI_HAPTICS_ */ > -- > 2.31.1 > > >