From patchwork Fri Dec 20 10:40:16 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jyri Sarha X-Patchwork-Id: 3387651 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id C4F14C0D4B for ; Fri, 20 Dec 2013 10:40:57 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B44632014B for ; Fri, 20 Dec 2013 10:40:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8233820171 for ; Fri, 20 Dec 2013 10:40:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756732Ab3LTKku (ORCPT ); Fri, 20 Dec 2013 05:40:50 -0500 Received: from bear.ext.ti.com ([192.94.94.41]:46070 "EHLO bear.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755831Ab3LTKkr (ORCPT ); Fri, 20 Dec 2013 05:40:47 -0500 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by bear.ext.ti.com (8.13.7/8.13.7) with ESMTP id rBKAeLXa009059; Fri, 20 Dec 2013 04:40:21 -0600 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id rBKAeLob029205; Fri, 20 Dec 2013 04:40:21 -0600 Received: from dlep32.itg.ti.com (157.170.170.100) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.2.342.3; Fri, 20 Dec 2013 04:40:20 -0600 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep32.itg.ti.com (8.14.3/8.13.8) with ESMTP id rBKAeJja014449; Fri, 20 Dec 2013 04:40:20 -0600 From: Jyri Sarha To: , , , , , CC: , Jyri Sarha Subject: [PATCH RFC v2 REPOST 4/8] ASoC: hdmi-codec: Add devicetree binding with documentation Date: Fri, 20 Dec 2013 12:40:16 +0200 Message-ID: <16c91c4504cd5fa699f04236ef17e84bd23459d6.1387535303.git.jsarha@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: References: MIME-Version: 1.0 Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org X-Spam-Status: No, score=-7.4 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Signed-off-by: Jyri Sarha cc: bcousson@baylibre.com --- Documentation/devicetree/bindings/sound/hdmi.txt | 17 +++++++++++++++++ sound/soc/codecs/hdmi.c | 10 ++++++++++ 2 files changed, 27 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/hdmi.txt diff --git a/Documentation/devicetree/bindings/sound/hdmi.txt b/Documentation/devicetree/bindings/sound/hdmi.txt new file mode 100644 index 0000000..31af7bc --- /dev/null +++ b/Documentation/devicetree/bindings/sound/hdmi.txt @@ -0,0 +1,17 @@ +Device-Tree bindings for dummy HDMI codec + +Required properties: + - compatible: should be "linux,hdmi-audio". + +CODEC output pins: + * TX + +CODEC input pins: + * RX + +Example node: + + hdmi_audio: hdmi_audio@0 { + compatible = "linux,hdmi-audio"; + status = "okay"; + }; diff --git a/sound/soc/codecs/hdmi.c b/sound/soc/codecs/hdmi.c index 32797a8..9cb1c7d 100644 --- a/sound/soc/codecs/hdmi.c +++ b/sound/soc/codecs/hdmi.c @@ -20,6 +20,7 @@ */ #include #include +#include #define DRV_NAME "hdmi-audio-codec" @@ -60,6 +61,14 @@ static struct snd_soc_dai_driver hdmi_codec_dai = { }; +#ifdef CONFIG_OF +static const struct of_device_id hdmi_audio_codec_ids[] = { + { .compatible = "linux,hdmi-audio", }, + { } +}; +MODULE_DEVICE_TABLE(of, hdmi_audio_codec_ids); +#endif + static struct snd_soc_codec_driver hdmi_codec = { .dapm_widgets = hdmi_widgets, .num_dapm_widgets = ARRAY_SIZE(hdmi_widgets), @@ -83,6 +92,7 @@ static struct platform_driver hdmi_codec_driver = { .driver = { .name = DRV_NAME, .owner = THIS_MODULE, + .of_match_table = of_match_ptr(hdmi_audio_codec_ids), }, .probe = hdmi_codec_probe,