From mboxrd@z Thu Jan 1 00:00:00 1970 From: Richard Fitzgerald 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> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org Cc: patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: devicetree@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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html