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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED 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 B4A4EC6778D for ; Tue, 11 Sep 2018 12:44:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6CC6A20833 for ; Tue, 11 Sep 2018 12:44:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6CC6A20833 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=diasemi.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727969AbeIKRnq (ORCPT ); Tue, 11 Sep 2018 13:43:46 -0400 Received: from mail1.bemta25.messagelabs.com ([195.245.230.3]:20858 "EHLO mail1.bemta25.messagelabs.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727376AbeIKRnp (ORCPT ); Tue, 11 Sep 2018 13:43:45 -0400 Received: from [46.226.52.104] (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256 bits)) by server-3.bemta.az-a.eu-west-1.aws.symcld.net id B7/CD-27351-FA8B79B5; Tue, 11 Sep 2018 12:44:31 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprIKsWRWlGSWpSXmKPExsUS3ulwWHf9jun RBj3v1CzmHznHanF40QtGi5ufvrFaXN41h81i6fWLTBate4+wO7B5rJm3htFj56y77B6bVnWy eXzeJBfAEsWamZeUX5HAmvFtu0TBD7WKt39a2RoYFyl0MXJxCAmsZZS4unI+excjJ5BTIbGi8 wcriM0rECHx+fwyJhCbU8BM4vuzOWwQNaYSNxZvZQSx2QR0JB7NXA9WwyKgKrHryiuwXmEBH4 nz764wg9giAkESjx+dZQFZxiywm1Hiw4UDzBALBCVOznzCAmIzC0hIHHzxghligZbEuTWrwBZ ICNhLTH9/lRnC1pd4+XUjE4RtKPF91jcWCNtcYuvt1WwQtrXE9Q+z2CYwCs1CsmIWkhULGJlW MVokFWWmZ5TkJmbm6BoaGOgaGhrpGloaA7GZXmKVbqJeaqlueWpxia6hXmJ5sV5xZW5yTopeX mrJJkZglKQUHDyyg3HDivRDjJIcTEqivJtzp0cL8SXlp1RmJBZnxBeV5qQWH2KU4eBQkuC9uB 0oJ1iUmp5akZaZA4xXmLQEB4+SCK8iSJq3uCAxtzgzHSJ1itGS49PTnknMHKvuTwGSf95PncQ sxJKXn5cqJc5bDtIgANKQUZoHNw6WUi4xykoJ8zIyMDAI8RSkFuVmlqDKv2IU52BUEuZ9CDKF JzOvBG7rK6CDmIAOWnd+CshBJYkIKakGxtDCOR997320lpznJhvu7Lz5hJppZdza7V+twuY2K SjITzxxuE3jTuuUTyVcxjxhLLYtKQqv3+oE9uwVjvgRYfB8VmfXjPvXDt7g2qeQ8SNmr5DX/9 myOj2LWV4lx7V5ZYi87ludU3xvnuoeufwMkecMOyOMLBxM/nfYxfhPiFpe/EqAo1dXiaU4I9F Qi7moOBEAdPh1uCQDAAA= X-Env-Sender: roy.im.opensource@diasemi.com X-Msg-Ref: server-3.tower-268.messagelabs.com!1536669871!7001141!2 X-Originating-IP: [87.137.64.195] X-SYMC-ESS-Client-Auth: outbound-route-from=pass X-StarScan-Received: X-StarScan-Version: 9.9.15; banners=-,-,- X-VirusChecked: Checked Received: (qmail 5092 invoked from network); 11 Sep 2018 12:44:31 -0000 Received: from unknown (HELO NB-EX-CASHUB01.diasemi.com) (87.137.64.195) by server-3.tower-268.messagelabs.com with AES128-SHA encrypted SMTP; 11 Sep 2018 12:44:31 -0000 Received: from krsrvapps-01.diasemi.com (10.95.17.50) by NB-EX-CASHUB01.diasemi.com (10.1.16.140) with Microsoft SMTP Server id 14.3.382.0; Tue, 11 Sep 2018 14:44:31 +0200 Received: by krsrvapps-01.diasemi.com (Postfix, from userid 22266) id 3583B5F7FD; Tue, 11 Sep 2018 21:44:29 +0900 (KST) Message-ID: <1432563ba1fba46bf4f82265890728789d04e0f8.1536668286.git.Roy.Im@diasemi.com> In-Reply-To: References: From: Roy Im Date: Tue, 11 Sep 2018 21:18:06 +0900 Subject: [PATCH V6 2/3] dt-bindings: input: Add document bindings for DA7280 To: Dmitry Torokhov , Rob Herring CC: Mark Rutland , Support Opensource , , , MIME-Version: 1.0 Content-Type: text/plain X-KSE-AttachmentFiltering-Interceptor-Info: protection disabled X-KSE-ServerInfo: NB-EX-CASHUB01.diasemi.com, 9 X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: Clean, bases: 11.09.2018 11:03:00 X-EXCLAIMER-MD-CONFIG: 8d172408-bd6a-42b1-8e53-daaedf35a5af Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add device tree binding information for DA7280 haptic driver. Example bindings for DA7280 are added. Reviewed-by: Rob Herring . Signed-off-by: Roy Im --- v6: No changes. v5: Updated descriptions and fixed errors. v4: Fixed commit message, properties. v3: Fixed subject format. v2: No changes .../devicetree/bindings/input/dlg,da7280.txt | 105 ++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/dlg,da7280.txt diff --git a/Documentation/devicetree/bindings/input/dlg,da7280.txt b/Documentation/devicetree/bindings/input/dlg,da7280.txt new file mode 100644 index 0000000..a25a12f --- /dev/null +++ b/Documentation/devicetree/bindings/input/dlg,da7280.txt @@ -0,0 +1,105 @@ +Dialog Semiconductor DA7280 Haptics bindings + +Required properties: +- compatible: Should be "dlg,da7280". +- reg: Specifies the I2C slave address. + +- interrupt-parent : Specifies the phandle of the interrupt controller to + which the IRQs from DA7280 are delivered to. + +- dlg,actuator-type: Set Actuator type. it should be one of: + "LRA" - Linear Resonance Actuator type. + "ERM-bar" - Bar type Eccentric Rotating Mass. + "ERM-coin" - Coin type Eccentric Rotating Mass. + +- dlg,op-mode: Haptic operation mode. + Possible values: + 1 - Direct register override(DRO) mode triggered by i2c(default), + 2 - PWM data source mode controlled by PWM duty, + 3 - Register triggered waveform memory(RTWM) mode, the pattern + assigned to the PS_SEQ_ID played as much times as PS_SEQ_LOOP, + 4 - Edge triggered waveform memory(ETWM) mode, external GPI(N) + control are required to enable/disable and it needs to keep + device enabled by sending magnitude (X > 0), + the pattern is assigned to the GPI(N)_SEQUENCE_ID below. + For more details, please see the datasheet. + +- dlg,nom-microvolt: Nominal actuator voltage rating. + Valid values: 0 - 6000000. +- dlg,abs-max-microvolt: Absolute actuator maximum voltage rating. + Valid values: 0 - 6000000. +- dlg,imax-microamp: Actuator max current rating. + Valid values: 0 - 252000. + Default: 130000. +- dlg,impd-micro-ohms: the impedance of the actuator in micro ohms. + Valid values: 0 - 1500000000. + +Optional properties: +- pwms : phandle to the physical PWM(Pulse Width Modulation) device. + PWM properties should be named "pwms". And number of cell is different + for each pwm device. + (See Documentation/devicetree/bindings/pwm/pwm.txt + for further information relating to pwm properties) + +- dlg,ps-seq-id: the PS_SEQ_ID(pattern ID in waveform memory inside chip) + to play back when RTWM-MODE is enabled. + Valid range: 0 - 15. +- dlg,ps-seq-loop: the PS_SEQ_LOOP, Number of times the pre-stored sequence + pointed to by PS_SEQ_ID or GPI(N)_SEQUENCE_ID is repeated. + Valid range: 0 - 15. +- dlg,gpiN-seq-id: the GPI(N)_SEQUENCE_ID, pattern to play + when gpi0 is triggered, 'N' must be 0 - 2. + Valid range: 0 - 15. +- dlg,gpiN-mode: the pattern mode which can select either + "Single-pattern" or "Multi-pattern", 'N' must be 0 - 2. +- dlg,gpiN-polarity: gpiN polarity which can be chosen among + "Rising-edge", "Falling-edge" and "Both-edge", + 'N' must be 0 - 2 + Haptic will work by this edge option in case of ETWM mode. + +- dlg,resonant-freq-hz: use in case of LRA. + the frequency range: 50 - 300. + Default: 205. + +- dlg,bemf-sens-enable: Enable for internal loop computations. +- dlg,freq-track-enable: Enable for resonant frequency tracking. +- dlg,acc-enable: Enable for active acceleration. +- dlg,rapid-stop-enable: Enable for rapid stop. +- dlg,amp-pid-enable: Enable for the amplitude PID. +- dlg,mem-array: Customized waveform memory(patterns) data downloaded to + the device during initialization. This is an array of 100 values(u8). + +For further information, see device datasheet. + +====== + +Example: + + haptics: da7280-haptics@4a { + compatible = "dlg,da7280"; + reg = <0x4a>; + interrupt-parent = <&gpio6>; + interrupts = <11 IRQ_TYPE_LEVEL_LOW>; + dlg,actuator-type = "LRA"; + dlg,op-mode = <1>; + dlg,nom-microvolt = <2000000>; + dlg,abs-max-microvolt = <2000000>; + dlg,imax-microamp = <170000>; + dlg,resonant-freq-hz = <180>; + dlg,impd-micro-ohms = <10500000>; + dlg,freq-track-enable; + dlg,rapid-stop-enable; + dlg,mem-array = < + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 + >; + + }; -- end-of-patch for PATCH V6