From patchwork Mon May 9 08:49:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kavyasree Kotagiri X-Patchwork-Id: 1628408 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: bilbo.ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=microchip.com header.i=@microchip.com header.a=rsa-sha256 header.s=mchp header.b=AafctKHD; dkim-atps=neutral Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4Kxb6R3T34z9sGS for ; Mon, 9 May 2022 19:12:31 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237544AbiEIJNR (ORCPT ); Mon, 9 May 2022 05:13:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43662 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235691AbiEIIx4 (ORCPT ); Mon, 9 May 2022 04:53:56 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2D48E1F639C; Mon, 9 May 2022 01:50:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1652086200; x=1683622200; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=P1qgV17lnh2akycIs/7RD3U7hySjZfZcLWGAANbzE+U=; b=AafctKHDrq8rWkdEnNDJnybSUa6WZFHoFUiefQ6O/oS06AHMbmNl1PXc SLGLbpxdkwJQorwXAKSWZyax+kG/Ez8JdUDlSPRekVgkApyJQMejXCUhi YsvFDjXXE31VNcO4j1dijIjQ3xdEyRkv8Mbw2e09eT1K3TIPpC34Wk4ps F5vk331qB93/ePDyIx89XsHt0Q4kSywTFQ1IVojw/8Xi7KMYgZLHDU/AZ PeCv46IcNRN9ao05fLLVTU+A5T1bTvYCKqPBXFYyBeZKKVtiavuMFGUD9 3oAg1+KG/aBHw69XShTwFN3aKVzaueyDbpc/6SkBFWQC0KPcDP/CU+ysT w==; X-IronPort-AV: E=Sophos;i="5.91,210,1647327600"; d="scan'208";a="172473008" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa1.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 09 May 2022 01:49:49 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.17; Mon, 9 May 2022 01:49:48 -0700 Received: from kavya-HP-Compaq-6000-Pro-SFF-PC.microchip.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2375.17 via Frontend Transport; Mon, 9 May 2022 01:49:43 -0700 From: Kavyasree Kotagiri To: , , , , CC: , , , , , , , Subject: [PATCH v2 3/4] dt-bindings: mux: Add lan966 flexcom mux controller Date: Mon, 9 May 2022 14:19:19 +0530 Message-ID: <20220509084920.14529-4-kavyasree.kotagiri@microchip.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> References: <20220509084920.14529-1-kavyasree.kotagiri@microchip.com> MIME-Version: 1.0 X-Spam-Status: No, score=-5.0 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, SPF_HELO_PASS,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This adds DT bindings documentation for lan966 flexcom mux controller. Signed-off-by: Kavyasree Kotagiri --- .../mux/microchip,lan966-flx-mux.yaml | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml diff --git a/Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml b/Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml new file mode 100644 index 000000000000..63147a2e8f3a --- /dev/null +++ b/Documentation/devicetree/bindings/mux/microchip,lan966-flx-mux.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mux/microchip,lan966-flx-mux.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip Lan966 Flexcom multiplexer bindings + +maintainers: + - Kavyasree Kotagiri + +description: |+ + The Microchip Lan966 have 5 Flexcoms. Each flexcom has 2 chip-selects + when operating in USART and SPI modes. + Each chip select of each flexcom can be mapped to 21 flexcom shared pins. + Define register offset and pin number to map a flexcom chip-select + to flexcom shared pin. + +allOf: + - $ref: /schemas/mux/mux-controller.yaml# + +properties: + compatible: + const: microchip,lan966-flx-mux + + reg: + maxItems: 1 + + '#mux-control-cells': + const: 1 + + mux-offset-pin: + description: an array of register offset and flexcom shared pin(0-20). + +required: + - compatible + - reg + - '#mux-control-cells' + - mux-offset-pin + +additionalProperties: false + +examples: + - | + mux: mux-controller@e2004168 { + compatible = "microchip,lan966-flx-mux"; + reg = <0xe2004168 0x8>; + #mux-control-cells = <1>; + mux-offset-pin = <0x18 9>; /* 0: flx3 cs0 offset, pin-9 */ + }; +...