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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 6B04DC433DF for ; Mon, 29 Jun 2020 19:50:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 478C620702 for ; Mon, 29 Jun 2020 19:50:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="pBRjibbJ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388270AbgF2Tuq (ORCPT ); Mon, 29 Jun 2020 15:50:46 -0400 Received: from fllv0016.ext.ti.com ([198.47.19.142]:50840 "EHLO fllv0016.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387812AbgF2Tuk (ORCPT ); Mon, 29 Jun 2020 15:50:40 -0400 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 05TCrDMG096114; Mon, 29 Jun 2020 07:53:13 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1593435193; bh=ttFOPNsI8C7Qj6EFkUy2MjTPikihl8NG7soqqS4fgw8=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=pBRjibbJLkrIoCy4o33JgQ9f2ePI58oLNmoKiuNMb50EdVyYrM7OtDkG4xHuW3WMx hcYocsAYAUt7SCQj6bVU2oGAEV3GiUyKOqp0sPNtWI3JWUczE4fO4bCtQYmnNtIrTe lWnlhcjZ2nWayTTT9Gnm2wzzcfdaW9kAa27W5/3Y= Received: from DLEE105.ent.ti.com (dlee105.ent.ti.com [157.170.170.35]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTP id 05TCrDwk066355; Mon, 29 Jun 2020 07:53:13 -0500 Received: from DLEE113.ent.ti.com (157.170.170.24) by DLEE105.ent.ti.com (157.170.170.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 29 Jun 2020 07:53:13 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DLEE113.ent.ti.com (157.170.170.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 29 Jun 2020 07:53:12 -0500 Received: from lta0400828a.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 05TCquh3015456; Mon, 29 Jun 2020 07:53:10 -0500 From: Roger Quadros To: CC: , , , , , , Roger Quadros , Sekhar Nori Subject: [PATCH v4 6/6] arm64: dts: k3-j721e-proc-board: Add wait time for sampling Type-C DIR line Date: Mon, 29 Jun 2020 15:52:54 +0300 Message-ID: <20200629125254.28754-7-rogerq@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200629125254.28754-1-rogerq@ti.com> References: <20200629125254.28754-1-rogerq@ti.com> MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Type-C compainon chip on the board needs ~133ms (tCCB_DEFAULT) to debounce the CC lines in order to detect attach and plug orientation and reflect the correct DIR status. [1] On the EVM however we need to wait upto 700ms before sampling the Type-C DIR line else we can get incorrect direction state. [1] http://www.ti.com/lit/ds/symlink/tusb321.pdf Signed-off-by: Roger Quadros Signed-off-by: Sekhar Nori --- arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts index 3294b96ebba8..6307fe5ccb06 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-common-proc-board.dts @@ -350,6 +350,7 @@ &serdes_wiz3 { typec-dir-gpios = <&main_gpio1 3 GPIO_ACTIVE_HIGH>; + typec-dir-debounce-ms = <700>; /* TUSB321, tCCB_DEFAULT 133 ms */ }; &serdes3 { -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki