[PATCH 3/5] ARM: dts: stm32: add STMFX pinctrl/gpio expander support on stm32746g-eval
From: Amelie Delaunay <hidden>
Date: 2018-04-11 09:49:03
Also in:
linux-devicetree, linux-gpio, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> --- 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 at 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