From mboxrd@z Thu Jan 1 00:00:00 1970 From: Amelie Delaunay Subject: [PATCH 3/5] ARM: dts: stm32: add STMFX pinctrl/gpio expander support on stm32746g-eval Date: Wed, 11 Apr 2018 11:47:03 +0200 Message-ID: <1523440025-18077-4-git-send-email-amelie.delaunay@st.com> References: <1523440025-18077-1-git-send-email-amelie.delaunay@st.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1523440025-18077-1-git-send-email-amelie.delaunay@st.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Linus Walleij , Rob Herring , Mark Rutland , Russell King , Alexandre Torgue , Maxime Coquelin Cc: devicetree@vger.kernel.org, Amelie Delaunay , linux-kernel@vger.kernel.org, linux-gpio@vger.kernel.org, Lee Jones , linux-arm-kernel@lists.infradead.org List-Id: linux-gpio@vger.kernel.org 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 --- 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