From patchwork Wed Aug 19 10:22:45 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lubomir Rintel X-Patchwork-Id: 253630 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=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT 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 9C845C433E1 for ; Wed, 19 Aug 2020 10:23:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E7102072D for ; Wed, 19 Aug 2020 10:23:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727843AbgHSKW7 (ORCPT ); Wed, 19 Aug 2020 06:22:59 -0400 Received: from mail.v3.sk ([167.172.186.51]:51988 "EHLO shell.v3.sk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727840AbgHSKWy (ORCPT ); Wed, 19 Aug 2020 06:22:54 -0400 Received: from localhost (localhost.localdomain [127.0.0.1]) by zimbra.v3.sk (Postfix) with ESMTP id C0E06DFA74; Wed, 19 Aug 2020 10:21:57 +0000 (UTC) Received: from shell.v3.sk ([127.0.0.1]) by localhost (zimbra.v3.sk [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id RHCgBtIg0UIt; Wed, 19 Aug 2020 10:21:56 +0000 (UTC) Received: from localhost (localhost.localdomain [127.0.0.1]) by zimbra.v3.sk (Postfix) with ESMTP id 1FE04DEE69; Wed, 19 Aug 2020 10:21:56 +0000 (UTC) X-Virus-Scanned: amavisd-new at zimbra.v3.sk Received: from shell.v3.sk ([127.0.0.1]) by localhost (zimbra.v3.sk [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id W-4M_VkZglvD; Wed, 19 Aug 2020 10:21:55 +0000 (UTC) Received: from localhost (unknown [109.183.109.54]) by zimbra.v3.sk (Postfix) with ESMTPSA id B66A8DFA71; Wed, 19 Aug 2020 10:21:55 +0000 (UTC) From: Lubomir Rintel To: Andrzej Hajda Cc: Daniel Vetter , David Airlie , Rob Herring , Neil Armstrong , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Lubomir Rintel Subject: [PATCH v4 1/2] dt-bindings: display: himax, hx8837: Add Himax HX8837 bindings Date: Wed, 19 Aug 2020 12:22:45 +0200 Message-Id: <20200819102246.634039-2-lkundrak@v3.sk> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200819102246.634039-1-lkundrak@v3.sk> References: <[PATCH v4 0/2] drm/bridge: hx8837: add a Himax HX8837 display controller driver> <20200819102246.634039-1-lkundrak@v3.sk> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Himax HX8837 is a secondary display controller used to drive the panel on OLPC platforms. Signed-off-by: Lubomir Rintel --- Changes since v3: - Moved to bindings/display/ - Added the ports - Converted to YAML - Removed Pavel's Ack, because the changes are substantial Changes since v2: - s/betweend/between/ Changes since v1: - s/load-gpio/load-gpios/ - Use interrupt bindings instead of gpio for the IRQ .../bindings/display/bridge/himax,hx8837.yaml | 96 +++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/bridge/himax,hx8837.yaml diff --git a/Documentation/devicetree/bindings/display/bridge/himax,hx8837.yaml b/Documentation/devicetree/bindings/display/bridge/himax,hx8837.yaml new file mode 100644 index 0000000000000..f5b0a00f5089d --- /dev/null +++ b/Documentation/devicetree/bindings/display/bridge/himax,hx8837.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +# Copyright (C) 2018,2019,2020 Lubomir Rintel +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/bridge/himax,hx8837.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: HX8837 Display Controller Device Tree Bindings + +maintainers: + - Lubomir Rintel + +properties: + compatible: + const: himax,hx8837 + + reg: + const: 0xd + + load-gpios: + maxItems: 1 + description: GPIO specifier of DCON_LOAD pin (active high) + + stat-gpios: + minItems: 2 + description: GPIO specifier of DCON_STAT0 and DCON_STAT1 pins (active high) + + interrupts: + maxItems: 1 + description: Interrupt specifier of DCON_IRQ pin (edge falling) + + ports: + type: object + + properties: + port@0: + type: object + description: | + Video port for RGB input. + + port@1: + type: object + description: | + Video port connected to the panel. + + required: + - port@0 + - port@1 + +required: + - compatible + - reg + - load-gpios + - stat-gpios + - interrupts + - ports + +additionalProperties: false + +examples: + - | + #include + #include + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + lcd-controller@d { + compatible = "himax,hx8837"; + reg = <0x0d>; + stat-gpios = <&gpio 100 GPIO_ACTIVE_HIGH>, + <&gpio 101 GPIO_ACTIVE_HIGH>; + load-gpios = <&gpio 142 GPIO_ACTIVE_HIGH>; + interrupts = <&gpio 124 IRQ_TYPE_EDGE_FALLING>; + + ports { + #address-cells = <0x01>; + #size-cells = <0x00>; + + port@0 { + reg = <0x00>; + dcon_rgb_in: endpoint { + remote-endpoint = <&lcd0_rgb_out>; + }; + }; + + port@1 { + reg = <0x01>; + dcon_gettl_out: endpoint { + remote-endpoint = <&panel_dettl_in>; + }; + }; + }; + }; + }; From patchwork Thu Apr 6 22:20:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fred Treven X-Patchwork-Id: 670859 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 39E24C77B6C for ; Thu, 6 Apr 2023 22:20:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230410AbjDFWU1 (ORCPT ); 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Thu, 06 Apr 2023 17:20:20 -0500 Received: from ausex02.ad.cirrus.com (141.131.37.96) by ausex01.ad.cirrus.com (141.131.37.95) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Thu, 6 Apr 2023 17:20:20 -0500 Received: from ftrev.crystal.cirrus.com (141.131.38.212) by anon-ausex02.ad.cirrus.com (141.131.37.96) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Thu, 6 Apr 2023 17:20:20 -0500 From: Fred Treven To: , , , , , , , , CC: Fred Treven Subject: [PATCH 2/2] dt-bindings: input: cirrus,cs40l26: Add bindings Date: Thu, 6 Apr 2023 17:20:13 -0500 Message-ID: <1680819613-29256-1-git-send-email-fred.treven@cirrus.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: References: MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: IBdmHK_zs5ET-5jl22vSb-bY6JDIHBhR X-Proofpoint-GUID: IBdmHK_zs5ET-5jl22vSb-bY6JDIHBhR X-Proofpoint-Spam-Reason: orgsafe Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add devicetree bindings for CS40L26 driver. Signed-off-by: Fred Treven --- .../devicetree/bindings/input/cs40l26.yaml | 92 ++++++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 93 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/cs40l26.yaml diff --git a/Documentation/devicetree/bindings/input/cs40l26.yaml b/Documentation/devicetree/bindings/input/cs40l26.yaml new file mode 100644 index 000000000000..1036a374baa0 --- /dev/null +++ b/Documentation/devicetree/bindings/input/cs40l26.yaml @@ -0,0 +1,92 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/cs40l26.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Cirrus Logic CS40L26 Boosted Haptic Amplifier + +maintainers: + - Fred Treven + +description: + CS40L26 is a Boosted Haptic Driver with Integrated DSP and Waveform Memory + with Advanced Closed Loop Algorithms and LRA protection + +properties: + compatible: + enum: + - cirrus,cs40l26a + - cirrus,cs40l26b + - cirrus,cs40l27a + - cirrus,cs40l27b + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + description: + Property describing the interrupt line the devices /ALERT pin is connected to. + The device only has one interrupt source. + + VA-supply: + description: Regulator for VA analog voltage + + VP-supply: + description: Regulator for VP peak voltage + + cirrus,bst-ipk-microamp: + description: + Maximum amount of current that can be drawn by the device's boost + converter in uA. Accepted values are between 1600000 uA and 4800000 uA in + 50000 uA increments. + minimum: 1600000 + maximum: 4800000 + default: 4500000 + + cirrus,bst-ctl-microvolt: + description: + Maximum target voltage to which the class H algorithm may increase the + VBST supply, expressed in uV. Valid values range from 2550000 to 11000000 + (inclusive) in steps of 50000. If this value is specified as zero or VP + rises above this value, VBST is bypassed to VP. If this value is omitted, + the maximum target voltage remains at 11 V. + minimum: 2550000 + maximum: 11000000 + default: 11000000 + + cirrus,bst-exploratory-mode-disable: + description: + Disable boost exploratory mode if this boolean is present in the + devicetree. Boost exploratory mode allows the device to overshoot + the set peak current limit. This has potential to damage the boost + inductor. Disabling this mode will prevent this from happening; it will + also prevent the device from detecting boost inductor short errors. + (Default) Enabled + type: boolean + + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + i2c { + cs40l26: cs40l26@58 { + compatible = "cirrus,cs40l26a"; + reg = <0x58>; + interrupt-parent = <&gpio0>; + interrupts = <57 8>; + reset-gpios = <&gpio0 54 0>; + VA-supply = <&dummy_vreg>; + VP-supply = <&dummy_vreg>; + cirrus,bst-ctl-microvolt = <2600000>; // Max boost voltage = 2.6V + cirrus,bst-ipk-microamp = <1650000>; // Max boost current = 1.65A + cirrus,bst-exploratory-mode-disabled; // Disable exploratory mode + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index 7051386d5a13..3cd9f0c8e38d 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -4934,6 +4934,7 @@ L: patches@opensource.cirrus.com S: Supported W: https://github.com/CirrusLogic/linux-drivers/wiki T: git https://github.com/CirrusLogic/linux-drivers.git +F: Documentation/devicetree/bindings/input/cs40l26.yaml F: drivers/input/misc/cs40l* F: include/linux/input/cs40l*