From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933467AbcHaJZs (ORCPT ); Wed, 31 Aug 2016 05:25:48 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:34026 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758992AbcHaJZq (ORCPT ); Wed, 31 Aug 2016 05:25:46 -0400 Authentication-Results: ppops.net; spf=none smtp.mailfrom=rf@opensource.wolfsonmicro.com From: Richard Fitzgerald To: CC: , , Subject: [PATCH v2] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config Date: Wed, 31 Aug 2016 10:25:43 +0100 Message-ID: <1472635543-21577-1-git-send-email-rf@opensource.wolfsonmicro.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 suspectscore=1 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 impostorscore=0 lowpriorityscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1608310121 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch adds DT settings for the max_channels_clocked, spk_fmt and spk_mute pdata. Signed-off-by: Richard Fitzgerald --- Documentation/devicetree/bindings/mfd/arizona.txt | 11 ++++++++ drivers/mfd/arizona-core.c | 31 +++++++++++++++++++++++ 2 files changed, 42 insertions(+) diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt index a6e2ea41..6eaf006 100644 --- a/Documentation/devicetree/bindings/mfd/arizona.txt +++ b/Documentation/devicetree/bindings/mfd/arizona.txt @@ -85,6 +85,17 @@ Optional properties: present, the number of values should be less than or equal to the number of inputs, unspecified inputs will use the chip default. + - wlf,max-channels-clocked : The maximum number of channels to be clocked on + each AIF, useful for I2S systems with multiple data lines being mastered. + Specify one cell for each AIF, specify zero for AIFs that should be handled + normally. + + - wlf,spk-fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6). + See the datasheet for values. + + - wlf,spk-mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6). + See the datasheet for values. + - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if they are being externally supplied. As covered in Documentation/devicetree/bindings/regulator/regulator.txt diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c index b95ff2d..36a9633 100644 --- a/drivers/mfd/arizona-core.c +++ b/drivers/mfd/arizona-core.c @@ -816,6 +816,37 @@ static int arizona_of_get_core_pdata(struct arizona *arizona) count++; } + count = 0; + of_property_for_each_u32(arizona->dev->of_node, + "wlf,max-channels-clocked", + prop, cur, val) { + if (count == ARRAY_SIZE(pdata->max_channels_clocked)) + break; + + pdata->max_channels_clocked[count] = val; + count++; + } + + count = 0; + of_property_for_each_u32(arizona->dev->of_node, "wlf,spk-fmt", prop, + cur, val) { + if (count == ARRAY_SIZE(pdata->spk_fmt)) + break; + + pdata->spk_fmt[count] = val; + count++; + } + + count = 0; + of_property_for_each_u32(arizona->dev->of_node, "wlf,spk-mute", prop, + cur, val) { + if (count == ARRAY_SIZE(pdata->spk_mute)) + break; + + pdata->spk_mute[count] = val; + count++; + } + return 0; } -- 1.9.1