From: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
To: <lee.jones@linaro.org>, <broonie@kernel.org>,
<linus.walleij@linaro.org>, <gnurou@gmail.com>,
<robh+dt@kernel.org>, <tglx@linutronix.de>,
<jason@lakedaemon.net>
Cc: <alsa-devel@alsa-project.org>,
<patches@opensource.wolfsonmicro.com>,
<linux-gpio@vger.kernel.org>, <devicetree@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH v2 13/18] dt-bindings: gpio: Add bindings for GPIO on Cirrus Logic Madera codecs
Date: Mon, 24 Apr 2017 17:08:39 +0100 [thread overview]
Message-ID: <1493050124-5970-14-git-send-email-rf@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1493050124-5970-1-git-send-email-rf@opensource.wolfsonmicro.com>
The Cirrus Logic Madera codecs have a range of GPIO pins that can be
used as single-bit logic input or output. These are presented as a
standard GPIO binding.
The second cell in a GPIO binding is currently reserved for future use
as chip-specific flags.
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
---
Changes from V1:
- moved out of main gpio patch into a separate patch
- added gpio-line-names as an optional property
.../devicetree/bindings/gpio/gpio-madera.txt | 27 ++++++++++++++++++++++
1 file changed, 27 insertions(+)
create mode 100644 Documentation/devicetree/bindings/gpio/gpio-madera.txt
diff --git a/Documentation/devicetree/bindings/gpio/gpio-madera.txt b/Documentation/devicetree/bindings/gpio/gpio-madera.txt
new file mode 100644
index 0000000..6254f5b
--- /dev/null
+++ b/Documentation/devicetree/bindings/gpio/gpio-madera.txt
@@ -0,0 +1,27 @@
+Cirrus Logic Madera class audio codecs gpio driver
+
+This is a subnode of the parent mfd node.
+
+See also the core bindings for the parent MFD driver:
+See Documentation/devicetree/bindings/mfd/madera.txt
+
+Required properties:
+ - compatible : must be "cirrus,madera-gpio"
+ - 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
+
+Optional properties:
+ - gpio-line-names : as described in bindings/gpio/gpio.txt
+
+Example:
+
+cs47l85@0 {
+ compatible = "cirrus,cs47l85";
+
+ gpio {
+ compatible = "cirrus,madera-gpio";
+ gpio-controller;
+ #gpio-cells = <2>;
+ }
+};
--
1.9.1
next prev parent reply other threads:[~2017-04-24 16:10 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-24 16:08 [PATCH v2 00/18] Add support for Cirrus Logic CS47L35/L85/L90/L91 codecs Richard Fitzgerald
2017-04-24 16:08 ` [PATCH v2 01/18] mfd: madera: Add register definitions for Cirrus Logic Madera codecs Richard Fitzgerald
2017-05-23 7:20 ` Lee Jones
2017-07-13 8:02 ` Lee Jones
2017-07-13 10:05 ` Mark Brown
2017-07-13 12:44 ` Richard Fitzgerald
2017-07-13 13:03 ` Mark Brown
2017-07-14 11:50 ` Richard Fitzgerald
2017-07-14 12:06 ` [alsa-devel] " Takashi Iwai
2017-04-24 16:08 ` [PATCH v2 02/18] mfd: madera: Add common support " Richard Fitzgerald
2017-05-22 17:39 ` Lee Jones
2017-04-24 16:08 ` [PATCH v2 03/18] dt-bindings: mfd: Add bindings " Richard Fitzgerald
2017-04-28 18:07 ` Rob Herring
2017-05-22 17:40 ` Lee Jones
2017-04-24 16:08 ` [PATCH v2 04/18] mfd: madera: Register map tables for Cirrus Logic CS47L35 Richard Fitzgerald
2017-05-23 7:22 ` Lee Jones
2017-04-24 16:08 ` [PATCH v2 05/18] mfd: madera: Register map tables for Cirrus Logic CS47L85 Richard Fitzgerald
2017-05-23 7:23 ` Lee Jones
2017-04-24 16:08 ` [PATCH v2 06/18] mfd: madera: Register map tables for Cirrus Logic CS47L90/91 Richard Fitzgerald
2017-05-23 7:24 ` Lee Jones
2017-04-24 16:08 ` [PATCH v2 07/18] regulator: arizona-micsupp: Add support for Cirrus Logic Madera codecs Richard Fitzgerald
2017-04-28 18:07 ` Rob Herring
2017-04-24 16:08 ` [PATCH v2 08/18] regulator: arizona-ldo1: " Richard Fitzgerald
2017-04-24 16:08 ` [PATCH v2 09/18] irqchip: Add driver " Richard Fitzgerald
2017-05-10 15:03 ` Thomas Gleixner
2017-04-24 16:08 ` [PATCH v2 10/18] pinctrl: madera: " Richard Fitzgerald
2017-04-25 9:41 ` Linus Walleij
2017-04-25 10:26 ` Richard Fitzgerald
2017-04-28 7:39 ` Linus Walleij
2017-05-20 20:06 ` Paul Gortmaker
2017-04-24 16:08 ` [PATCH v2 11/18] dt-bindings: pinctrl: Add bindings " Richard Fitzgerald
2017-04-25 9:35 ` Linus Walleij
2017-04-28 18:16 ` Rob Herring
2017-04-24 16:08 ` [PATCH v2 12/18] gpio: madera: Support Cirrus Logic Madera class codecs Richard Fitzgerald
2017-04-25 14:13 ` Linus Walleij
2017-04-25 14:44 ` Richard Fitzgerald
2017-04-28 7:46 ` Linus Walleij
2017-04-28 7:44 ` Linus Walleij
2017-04-24 16:08 ` Richard Fitzgerald [this message]
2017-04-25 9:42 ` [PATCH v2 13/18] dt-bindings: gpio: Add bindings for GPIO on Cirrus Logic Madera codecs Linus Walleij
2017-04-28 18:17 ` Rob Herring
2017-04-24 16:08 ` [PATCH v2 14/18] ASoC: madera: Add common support for " Richard Fitzgerald
2017-04-24 16:08 ` [PATCH v2 15/18] dt-bindings: sound: Add bindings " Richard Fitzgerald
2017-04-25 15:52 ` Mark Brown
2017-04-25 16:27 ` Richard Fitzgerald
2017-05-14 10:04 ` Mark Brown
2017-04-28 18:06 ` Rob Herring
2017-04-24 16:08 ` [PATCH v2 16/18] ASoC: cs47l35: Add codec driver for Cirrus Logic CS47L35 Richard Fitzgerald
2017-04-24 16:08 ` [PATCH v2 17/18] ASoC: cs47l85: Add codec driver for Cirrus Logic CS47L85 Richard Fitzgerald
2017-04-24 16:08 ` [PATCH v2 18/18] ASoC: cs47l90: Add codec driver for Cirrus Logic CS47L90 Richard Fitzgerald
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