[PATCH V4 1/7] dt-bindings: pinctrl: extend the pinmux property to support integers array
From: aisheng.dong@nxp.com (Dong Aisheng)
Date: 2017-06-21 11:59:49
Also in:
linux-devicetree, linux-gpio
Subsystem:
open firmware and flattened device tree bindings, pin control subsystem, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Walleij, Linus Torvalds
Possibly related (same subject, not in this thread)
- 2017-06-22 · RE: [PATCH V4 1/7] dt-bindings: pinctrl: extend the pinmux property to support integers array · "A.s. Dong" <aisheng.dong@nxp.com>
- 2017-06-21 · Re: [PATCH V4 1/7] dt-bindings: pinctrl: extend the pinmux property to support integers array · jmondi <hidden>
Some platforms may need more than one integer to represent a complete pinmux binding, so let's extend the pinmux property to allow to accept integer array instead of only a single integer. Cc: Rob Herring <robh+dt@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: devicetree at vger.kernel.org Cc: Linus Walleij <redacted> Cc: Shawn Guo <shawnguo@kernel.org> Cc: Jacopo Mondi <jacopo+renesas@jmondi.org> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com> --- ChangeLog: * new patch --- Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
index f01d154..1b954b5 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt@@ -205,10 +205,11 @@ maintain. For cases like this, the pin controller driver may use the pinmux helper property, where the pin identifier is packed with mux configuration settings -in a single integer. +in a single integer or integers array which depends on platform binding +specific. -The pinmux property accepts an array of integers, each of them describing -a single pin multiplexing configuration. +The pinmux property accepts an array of group of integers, each group +describing a single pin multiplexing configuration. pincontroller { state_0_node_a {
@@ -300,7 +301,7 @@ arguments are described below. - pinmux takes a list of pin IDs and mux settings as required argument. The specific bindings for the hardware defines: - How pin IDs and mux settings are defined and assembled together in a single - integer. + integer or integers array. - bias-pull-up, -down and -pin-default take as optional argument on hardware supporting it the pull strength in Ohm. bias-disable will disable the pull.
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2.7.4