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Message-ID: <1523440025-18077-4-git-send-email-amelie.delaunay@st.com>
Date: Wed, 11 Apr 2018 11:47:03 +0200
From: Amelie Delaunay <amelie.delaunay@...com>
To: Linus Walleij <linus.walleij@...aro.org>,
Rob Herring <robh+dt@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Russell King <linux@...linux.org.uk>,
Alexandre Torgue <alexandre.torgue@...com>,
"Maxime Coquelin" <mcoquelin.stm32@...il.com>
CC: <linux-gpio@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
<devicetree@...r.kernel.org>,
<linux-arm-kernel@...ts.infradead.org>,
"Lee Jones" <lee.jones@...aro.org>,
Amelie Delaunay <amelie.delaunay@...com>
Subject: [PATCH 3/5] ARM: dts: stm32: add STMFX pinctrl/gpio expander support on stm32746g-eval
This patch adds support for STMicroelectronics Multi-Function eXpander
pinctrl/gpio expander on stm32746g-eval. It is connected on I2C1.
Signed-off-by: Amelie Delaunay <amelie.delaunay@...com>
---
arch/arm/boot/dts/stm32746g-eval.dts | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/arch/arm/boot/dts/stm32746g-eval.dts b/arch/arm/boot/dts/stm32746g-eval.dts
index 2d4e717..bd9a33d 100644
--- a/arch/arm/boot/dts/stm32746g-eval.dts
+++ b/arch/arm/boot/dts/stm32746g-eval.dts
@@ -106,6 +106,22 @@
i2c-scl-rising-time-ns = <185>;
i2c-scl-falling-time-ns = <20>;
status = "okay";
+
+ stmfxpinctrl: stmfx@42 {
+ compatible = "st,stmfx-0300";
+ reg = <0x42>;
+ interrupt-parent = <&gpioi>;
+ interrupts = <8 1>;
+ status = "okay";
+
+ stmfxgpio: gpio-expander {
+ #gpio-cells = <2>;
+ #interrupt-cells = <2>;
+ gpio-controller;
+ interrupt-controller;
+ status = "okay";
+ };
+ };
};
&rtc {
--
2.7.4
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