From: Andreas Kaessens <akaessens@gmail.com>
To: linus.walleij@linaro.org, robh+dt@kernel.org,
linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: linux-kernel@i4.cs.fau.de, Andreas Kaessens <akaessens@gmail.com>,
Darian Biastoch <d.biastoch@gmail.com>
Subject: [PATCH 2/2] dt-bindings: pinctrl: mcp23s08: add documentation for reset-gpios
Date: Thu, 10 Jun 2021 15:24:38 +0200 [thread overview]
Message-ID: <20210610132438.3085841-2-akaessens@gmail.com> (raw)
In-Reply-To: <20210610132438.3085841-1-akaessens@gmail.com>
The reset-gpios property is added to the optional dt-bindings and
also an example for it's usage.
Signed-off-by: Andreas Kaessens <akaessens@gmail.com>
Signed-off-by: Darian Biastoch <d.biastoch@gmail.com>
---
Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt | 2 ++
1 file changed, 2 insertions(+)
diff --git a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
index 6ec3c8d79f49..2fa5edac7a35 100644
--- a/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
+++ b/Documentation/devicetree/bindings/pinctrl/pinctrl-mcp23s08.txt
@@ -49,6 +49,7 @@ Optional properties:
- interrupt-controller: Marks the device node as a interrupt controller.
- drive-open-drain: Sets the ODR flag in the IOCON register. This configures
the IRQ output as open drain active low.
+- reset-gpios: Corresponds to the active-low RESET# pin for the chip
Optional device specific properties:
- microchip,irq-mirror: Sets the mirror flag in the IOCON register. Devices
@@ -135,6 +136,7 @@ gpio21: gpio@21 {
microchip,irq-mirror;
pinctrl-names = "default";
pinctrl-0 = <&i2cgpio0irq>, <&gpio21pullups>;
+ reset-gpios = <&gpio6 15 GPIO_ACTIVE_LOW>;
gpio21pullups: pinmux {
pins = "gpio0", "gpio1", "gpio2", "gpio3",
--
2.25.1
next prev parent reply other threads:[~2021-06-10 13:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-10 13:24 [PATCH 1/2] pinctrl: mcp23s08: Add optional reset GPIO Andreas Kaessens
2021-06-10 13:24 ` Andreas Kaessens [this message]
2021-06-11 23:59 ` Linus Walleij
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