From patchwork Tue Mar 13 13:18:57 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Fitzgerald X-Patchwork-Id: 885116 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=opensource.cirrus.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 400wV51l78z9sTK for ; Wed, 14 Mar 2018 00:21:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752108AbeCMNTi (ORCPT ); Tue, 13 Mar 2018 09:19:38 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:47674 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752366AbeCMNTS (ORCPT ); Tue, 13 Mar 2018 09:19:18 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w2DDGeh2026703; Tue, 13 Mar 2018 08:19:14 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=rf@opensource.cirrus.com Received: from mail3.cirrus.com ([87.246.76.56]) by mx0b-001ae601.pphosted.com with ESMTP id 2gmcnu3kbf-1; Tue, 13 Mar 2018 08:19:14 -0500 Received: from EX17.ad.cirrus.com (ex17.ad.cirrus.com [172.20.9.81]) by mail3.cirrus.com (Postfix) with ESMTP id 3F156611CE70; Tue, 13 Mar 2018 08:23:55 -0500 (CDT) Received: from imbe.wolfsonmicro.main (198.61.95.81) by EX17.ad.cirrus.com (172.20.9.81) with Microsoft SMTP Server id 14.3.301.0; Tue, 13 Mar 2018 13:19:13 +0000 Received: from edi-sw-dsktp006.ad.cirrus.com (edi-sw-dsktp006.ad.cirrus.com [198.90.251.121]) by imbe.wolfsonmicro.main (8.14.4/8.14.4) with ESMTP id w2DDJ46H032577; Tue, 13 Mar 2018 13:19:04 GMT From: Richard Fitzgerald To: , , , CC: , , , Subject: [PATCH v9 2/9] mfd: madera: Add DT bindings for Cirrus Logic Madera codecs Date: Tue, 13 Mar 2018 13:18:57 +0000 Message-ID: <20180313131904.13700-3-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180313131904.13700-1-rf@opensource.cirrus.com> References: <20180313131904.13700-1-rf@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1803130157 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Specification of the bindings for the parent MFD driver component of the Cirrus Logic Madera codec drivers. Note that although the interrupt controller and GPIO are child drivers their required bindings are trivial, mandatory, and exist within the parent MFD node so are documented here. Signed-off-by: Richard Fitzgerald Acked-by: Rob Herring Acked-for-MFD-by: Lee Jones --- Documentation/devicetree/bindings/mfd/madera.txt | 102 +++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/madera.txt diff --git a/Documentation/devicetree/bindings/mfd/madera.txt b/Documentation/devicetree/bindings/mfd/madera.txt new file mode 100644 index 000000000000..db3266088386 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/madera.txt @@ -0,0 +1,102 @@ +Cirrus Logic Madera class audio codecs Multi-Functional Device + +These devices are audio SoCs with extensive digital capabilities and a range +of analogue I/O. + +See also the child driver bindings in: +bindings/pinctrl/cirrus,madera-pinctrl.txt +bindings/regulator/arizona-regulator.txt +bindings/sound/madera.txt + +Required properties: + + - compatible : One of the following chip-specific strings: + "cirrus,cs47l35" + "cirrus,cs47l85" + "cirrus,cs47l90" + "cirrus,cs47l91" + "cirrus,wm1840" + + - reg : I2C slave address when connected using I2C, chip select number when + using SPI. + + - DCVDD-supply : Power supply for the device as defined in + bindings/regulator/regulator.txt + Mandatory on CS47L35, CS47L90, CS47L91 + Optional on CS47L85, WM1840 + + - AVDD-supply, DBVDD1-supply, DBVDD2-supply, CPVDD1-supply, CPVDD2-supply : + Power supplies for the device + + - DBVDD3-supply, DBVDD4-supply : Power supplies for the device + (CS47L85, CS47L90, CS47L91, WM1840) + + - SPKVDDL-supply, SPKVDDR-supply : Power supplies for the device + (CS47L85, WM1840) + + - SPKVDD-supply : Power supply for the device + (CS47L35) + + - interrupt-controller : Indicates that this device is an interrupt controller + + - #interrupt-cells: the number of cells to describe an IRQ, must be 2. + The first cell is the IRQ number. + The second cell is the flags, encoded as the trigger masks from + bindings/interrupt-controller/interrupts.txt + + - gpio-controller : Indicates this device is a GPIO controller. + + - #gpio-cells : Must be 2. The first cell is the pin number. The second cell + is reserved for future use and must be zero + + - interrupt-parent : The parent interrupt controller. + + - interrupts : The interrupt line the /IRQ signal for the device is + connected to. + +Optional properties: + + - MICVDD-supply : Power supply, only need to be specified if + powered externally + + - reset-gpios : One entry specifying the GPIO controlling /RESET. + As defined in bindings/gpio.txt. + Although optional, it is strongly recommended to use a hardware reset + + - MICBIASx : Initial data for the MICBIAS regulators, as covered in + Documentation/devicetree/bindings/regulator/regulator.txt. + One for each MICBIAS generator (MICBIAS1, MICBIAS2, ...) + (all codecs) + + One for each output pin (MICBIAS1A, MIBCIAS1B, MICBIAS2A, ...) + (all except CS47L85, WM1840) + + The following following additional property is supported for the generator + nodes: + - cirrus,ext-cap : Set to 1 if the MICBIAS has external decoupling + capacitors attached. + +Optional child nodes: + micvdd : Node containing initialization data for the micvdd regulator + See bindings/regulator/arizona-regulator.txt + + ldo1 : Node containing initialization data for the LDO1 regulator + See bindings/regulator/arizona-regulator.txt + (cs47l85, wm1840) + +Example: + +cs47l85@0 { + compatible = "cirrus,cs47l85"; + reg = <0>; + + reset-gpios = <&gpio 0>; + + interrupt-controller; + #interrupt-cells = <2>; + interrupts = <&host_irq1>; + interrupt-parent = <&gic>; + + gpio-controller; + #gpio-cells = <2>; +}; From patchwork Tue Mar 13 13:19:02 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Fitzgerald X-Patchwork-Id: 885109 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=opensource.cirrus.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 400wRn0xYjz9sT8 for ; Wed, 14 Mar 2018 00:19:17 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752234AbeCMNTP (ORCPT ); Tue, 13 Mar 2018 09:19:15 -0400 Received: from mx0b-001ae601.pphosted.com ([67.231.152.168]:47644 "EHLO mx0b-001ae601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751673AbeCMNTO (ORCPT ); Tue, 13 Mar 2018 09:19:14 -0400 Received: from pps.filterd (m0077474.ppops.net [127.0.0.1]) by mx0b-001ae601.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w2DDEGSe024945; Tue, 13 Mar 2018 08:19:09 -0500 Authentication-Results: ppops.net; spf=none smtp.mailfrom=rf@opensource.cirrus.com Received: from mail1.cirrus.com (mail1.cirrus.com [141.131.3.20]) by mx0b-001ae601.pphosted.com with ESMTP id 2gmcnu3kb5-1; Tue, 13 Mar 2018 08:19:09 -0500 Received: from EX17.ad.cirrus.com (unknown [172.20.9.81]) by mail1.cirrus.com (Postfix) with ESMTP id 7D1A0611C8AC; Tue, 13 Mar 2018 08:19:08 -0500 (CDT) Received: from imbe.wolfsonmicro.main (198.61.95.81) by EX17.ad.cirrus.com (172.20.9.81) with Microsoft SMTP Server id 14.3.301.0; Tue, 13 Mar 2018 13:19:05 +0000 Received: from edi-sw-dsktp006.ad.cirrus.com (edi-sw-dsktp006.ad.cirrus.com [198.90.251.121]) by imbe.wolfsonmicro.main (8.14.4/8.14.4) with ESMTP id w2DDJ46M032577; Tue, 13 Mar 2018 13:19:05 GMT From: Richard Fitzgerald To: , , , CC: , , , Subject: [PATCH v9 7/9] pinctrl: madera: Add DT bindings for Cirrus Logic Madera codecs Date: Tue, 13 Mar 2018 13:19:02 +0000 Message-ID: <20180313131904.13700-8-rf@opensource.cirrus.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180313131904.13700-1-rf@opensource.cirrus.com> References: <20180313131904.13700-1-rf@opensource.cirrus.com> MIME-Version: 1.0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1711220000 definitions=main-1803130157 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org This is the binding description of the pinctrl driver for Cirrus Logic Madera codecs. The binding uses the generic pinctrl binding so the main purpose here is to describe the device-specific names for groups and functions. Signed-off-by: Richard Fitzgerald Acked-by: Rob Herring Acked-by: Linus Walleij --- .../bindings/pinctrl/cirrus,madera-pinctrl.txt | 99 ++++++++++++++++++++++ 1 file changed, 99 insertions(+) create mode 100644 Documentation/devicetree/bindings/pinctrl/cirrus,madera-pinctrl.txt diff --git a/Documentation/devicetree/bindings/pinctrl/cirrus,madera-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/cirrus,madera-pinctrl.txt new file mode 100644 index 000000000000..b0e36cf0d289 --- /dev/null +++ b/Documentation/devicetree/bindings/pinctrl/cirrus,madera-pinctrl.txt @@ -0,0 +1,99 @@ +Cirrus Logic Madera class audio codecs pinctrl driver + +The Cirrus Logic Madera codecs provide a number of GPIO functions for +interfacing to external hardware and to provide logic outputs to other devices. +Certain groups of GPIO pins also have an alternate function, normally as an +audio interface. + +The set of available GPIOs, functions and alternate function groups differs +between codecs so refer to the datasheet for the codec for further information +on what is supported on that device. + +The properties for this driver exist within the parent MFD driver node. + +See also + the core bindings for the parent MFD driver: + Documentation/devicetree/bindings/mfd/madera.txt + + the generic pinmix bindings: + Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt + +Required properties of parent mfd node: + - pinctrl-names : must be "default" + - pinctrl-0 : a phandle to the node containing the subnodes containing default + configurations + +Required subnodes: + One subnode is required to contain the default settings. It contains an + arbitrary number of configuration subnodes, one for each group or pin + configuration you want to apply as a default. + +Required properties of configuration subnodes: + - groups : name of one pin group to configure. One of: + aif1, aif2, aif3, aif4, mif1, mif2, mif3, pdmspk1, pdmspk2, + dmic4, dmic5, dmic6, + gpio1, gpio2, ..., gpio40 + The gpioN groups select the single pin of this name for configuration + +Optional properties of configuration subnodes: + Any configuration option not explicitly listed in the dts will be left at + chip default setting. + + - function : name of function to assign to this group. One of: + aif1, aif2, aif3, aif4, mif1, mif2, mif3, pdmspk1, pdmspk2, + dmic3, dmic4, dmic5, dmic6, + io, dsp-gpio, irq1, irq2, + fll1-clk, fll1-lock, fll2-clk, fll2-lock, fll3-clk, fll3-lock, + fllao-clk, fllao-lock, + opclk, opclk-async, pwm1, pwm2, spdif, + asrc1-in1-lock, asrc1-in2-lock, asrc2-in1-lock, asrc2-in2-lock, + spkl-short-circuit, spkr-short-circuit, spk-shutdown, + spk-overheat-shutdown, spk-overheat-warn, + timer1-sts, timer2-sts, timer3-sts, timer4-sts, timer5-sts, timer6-sts, + timer7-sts, timer8-sts, + log1-fifo-ne, log2-fifo-ne, log3-fifo-ne, log4-fifo-ne, log5-fifo-ne, + log6-fifo-ne, log7-fifo-ne, log8-fifo-ne, + + - bias-disable : disable pull-up and pull-down + - bias-bus-hold : enable buskeeper + - bias-pull-up : output is pulled-up + - bias-pull-down : output is pulled-down + - drive-push-pull : CMOS output + - drive-open-drain : open-drain output + - drive-strength : drive strength in mA. Valid values are 4 or 8 + - input-schmitt-enable : enable schmitt-trigger mode + - input-schmitt-disable : disable schmitt-trigger mode + - input-debounce : A value of 0 disables debounce, a value !=0 enables + debounce + - output-low : set the pin to output mode with low level + - output-high : set the pin to output mode with high level + +Example: + +cs47l85@0 { + compatible = "cirrus,cs47l85"; + + pinctrl-names = "default"; + pinctrl-0 = <&cs47l85_defaults>; + + cs47l85_defaults: cs47l85-gpio-defaults { + aif1 { + groups = "aif1"; + function = "aif1"; + bias-bus-hold; + }; + + aif2 { + groups = "aif2"; + function = "aif2"; + bias-bus-hold; + }; + + opclk { + groups = "gpio1"; + function = "opclk"; + bias-pull-up; + drive-strength = <8>; + }; + }; +};