From patchwork Sun Aug 1 10:06:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yassine Oudjana X-Patchwork-Id: 1512025 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=protonmail.com header.i=@protonmail.com header.a=rsa-sha256 header.s=protonmail header.b=RwR2LXK8; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4Gcxd430xCz9sfG for ; Sun, 1 Aug 2021 20:07:04 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231527AbhHAKHK (ORCPT ); Sun, 1 Aug 2021 06:07:10 -0400 Received: from mail4.protonmail.ch ([185.70.40.27]:55339 "EHLO mail4.protonmail.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231473AbhHAKHJ (ORCPT ); Sun, 1 Aug 2021 06:07:09 -0400 X-Greylist: delayed 165592 seconds by postgrey-1.27 at vger.kernel.org; Sun, 01 Aug 2021 06:07:09 EDT Date: Sun, 01 Aug 2021 10:06:51 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=protonmail.com; s=protonmail; t=1627812420; bh=42l6hVE9Xr44CgagISwVflfD2mKF0Ky6NzWxUv5UoPo=; h=Date:To:From:Cc:Reply-To:Subject:From; b=RwR2LXK8GUzSX20EvWPH6/Ystxc3MKlISINBT7xyzKE3tT5XEiqSvSakfwMroBHYQ ZsFjdNgdiCwDG/BMltZod6oYHOI2bJylIzl3MGlyPrCxDNe3lHUVybETuthoFUTK25 HT1wnnqPjxrDwdsX/Aj6+4oF+LHatoBVeFhoZ0b4= To: MyungJoo Ham , Chanwoo Choi , Rob Herring From: Yassine Oudjana Cc: Yassine Oudjana , Michael Auchter , linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Reply-To: Yassine Oudjana Subject: [PATCH v3 0/3] extcon: usbc-tusb320: Initial TUSB320L support Message-ID: <20210801100519.440574-1-y.oudjana@protonmail.com> MIME-Version: 1.0 X-Spam-Status: No, score=-1.2 required=10.0 tests=ALL_TRUSTED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM shortcircuit=no autolearn=disabled version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on mailout.protonmail.ch Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org The TUSB320L is a newer chip with additional features. It is close enough to TUSB320 so it works to some extent out-of-the-box, but for some reason it can start in UFP mode which is not desirable. This series adds support for reset and mode setting for both chips, and does that while probing to ensure the chip starts with the default mode of following the PORT pin. Changes since v2: - Read state before setting default mode, then update it again after resetting. - Remove mode tracing from irq handler - Add a delay after reset to handle tSOFT_RESET - Use a separate mode setting function for each of TUSB320 and TUSB320L. Changes since v1: - Split first patch into two patches, one adding support for mode setting and reset on TUSB320, and the other adding support for TUSB320L. - Fix dt_binding_check warning: ../Documentation/devicetree/bindings/extcon/extcon-usbc-tusb320.yaml:15:6: [warning] wrong indentation: expected 6 but found 5 (indentation) Yassine Oudjana (3): extcon: usbc-tusb320: Add support for mode setting and reset extcon: usbc-tusb320: Add support for TUSB320L dt-bindings: extcon: usbc-tusb320: Add TUSB320L compatible string .../bindings/extcon/extcon-usbc-tusb320.yaml | 4 +- drivers/extcon/extcon-usbc-tusb320.c | 164 +++++++++++++++++- 2 files changed, 162 insertions(+), 6 deletions(-)