From patchwork Mon Jun 15 19:38:09 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeff Chase X-Patchwork-Id: 209423 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=-11.4 required=3.0 tests=DKIMWL_WL_MED, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT, USER_IN_DEF_DKIM_WL autolearn=no 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 57FB3C433DF for ; Mon, 15 Jun 2020 19:38:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2F5C1208D5 for ; Mon, 15 Jun 2020 19:38:19 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Rw0geJKs" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729807AbgFOTiS (ORCPT ); Mon, 15 Jun 2020 15:38:18 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57570 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728771AbgFOTiR (ORCPT ); Mon, 15 Jun 2020 15:38:17 -0400 Received: from mail-qv1-xf49.google.com (mail-qv1-xf49.google.com [IPv6:2607:f8b0:4864:20::f49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2D9BC05BD43 for ; Mon, 15 Jun 2020 12:38:17 -0700 (PDT) Received: by mail-qv1-xf49.google.com with SMTP id w12so13854679qvh.13 for ; Mon, 15 Jun 2020 12:38:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:message-id:mime-version:subject:from:to:cc; bh=5eOZUAynrB54V2IFcB0rduao9pIQ/GV86N0Z7+fYQuk=; b=Rw0geJKsbkTzCx1CNT4BSLxHeMF0uXmJ36DSuJbfRs4jqw4O2fIZranQppKk4Jixi8 +PsChKOjN9TYHcZWdBaAfTRyuHu0eLt4X9zTn3llYtSQgkjB/vPmyxyW58sW7ctcVK6m nALDmJNiS4frYolhjIc8TpvVWJciw7bTzbQpxvkOhMMFzHKVk6a/Lyg106MmWoeiSKpl 96LPpNnfTvX0aqrd9b1SUmmES1oF/eC0uTR43jb1rdZOyuO1fUM3hZ8SW0QZsPKOKsVa UA4DWhKxW3I484NOmuqfRT1CtZgBpB5VMxHbYuyJjmw62cp0wsilI6EyfpmPpO8G6TTZ MvLw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:message-id:mime-version:subject:from:to:cc; bh=5eOZUAynrB54V2IFcB0rduao9pIQ/GV86N0Z7+fYQuk=; b=sEGKm96Bv1AWIKSLrX0qq8jVKkHrFaShOAqvpDh8JepZ17ZjdqLX+EBINqPofmntYS /LrhPA7YXxKI15OQJmImwq1YjvuvIm8D5DRNv/c9OZ+qZgr8lhCV9BB1gAAmOGttRnbk 9iovt3xk2KK2ha5j4qwAGHu21nR3oA6mMgwPmJhNy/9q/EOppaNBQW0iqaVT6d17LRg3 qp5Bea3IYeJv2I60xaFPE0Ve62XhnsXL4xCPnpsxXqJpBCboIQmU8GRfsPZdULGCYqO5 rME+pwp6SXrkIAwHSHSB58aidpFXe4AU9V0mRTeFdy4ooNLjtVbzv5ZCIsiI7gz9p5Wy Kt1A== X-Gm-Message-State: AOAM5325Qh2ydIVLFax/VpkYarkPnloevZottXgOQ5G53oLseWkcPrFB QTXk10ErH7s+1yLOuW7fn15CqfgXkDw5Z1ER8+BFO3xfKt69Lsg6u1R4qfnzIMwUWjtsDpLWSoi enXZvA/VshrcCciB19j2dh2Cetzh5Sp7ksP/ci3T/kqEYB5hwx+gmuCLyZMo1C2GqaNd2sA4= X-Google-Smtp-Source: ABdhPJwRDxMUcF+Z2stea+XUcMYbmNoEZH2WRU4z72FyekNDlYKYCgYKDnS0rsS9L27ixycQv8H4OQs3X1+s X-Received: by 2002:a0c:ed26:: with SMTP id u6mr25754393qvq.141.1592249896661; Mon, 15 Jun 2020 12:38:16 -0700 (PDT) Date: Mon, 15 Jun 2020 15:38:09 -0400 Message-Id: <20200615193811.233737-1-jnchase@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.27.0.290.gba653c62da-goog Subject: [PATCH v5 0/2] CH7322 CEC controller driver From: Jeff Chase To: linux-media@vger.kernel.org Cc: mchehab@kernel.org, hverkuil-cisco@xs4all.nl, robh+dt@kernel.org, devicetree@vger.kernel.org, Jeff Chase Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Add device driver and device tree bindings for a Chrontel CEC conroller. This is an I2C device that can send and receive CEC messages. Changes from v4: - rebase onto master (vendor-prefixes.yaml already updated) Changes from v3: - address devicetree comments - revert interrupt mask/unmask in cec adapter enable (the driver relies on the interrupt to get the physical address) Changes from v2: - fix formatting errors - mask and unmask interrupt in cec adapter enable Changes from v1: - fix formatpatch.pl --strict errors - additional comments - enable and program logical address register - add flags to aid interpreting transmit done status - move ch7322 out of devicetree trivial devices Jeff Chase (2): dt-bindings: Add ch7322 media i2c device media: cec: i2c: ch7322: Add ch7322 CEC controller driver .../bindings/media/i2c/chrontel,ch7322.yaml | 67 +++ MAINTAINERS | 8 + drivers/media/cec/Kconfig | 1 + drivers/media/cec/Makefile | 2 +- drivers/media/cec/i2c/Kconfig | 14 + drivers/media/cec/i2c/Makefile | 5 + drivers/media/cec/i2c/ch7322.c | 503 ++++++++++++++++++ 7 files changed, 599 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/media/i2c/chrontel,ch7322.yaml create mode 100644 drivers/media/cec/i2c/Kconfig create mode 100644 drivers/media/cec/i2c/Makefile create mode 100644 drivers/media/cec/i2c/ch7322.c