From nobody Fri Feb 13 15:38:44 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C287ECE7A88 for ; Sat, 23 Sep 2023 08:01:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230461AbjIWIBt (ORCPT ); Sat, 23 Sep 2023 04:01:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42024 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230410AbjIWIBp (ORCPT ); Sat, 23 Sep 2023 04:01:45 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7154C180 for ; Sat, 23 Sep 2023 01:01:39 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 817B3C433CC; Sat, 23 Sep 2023 08:01:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1695456099; bh=+0bl9JdtpO6RZoE8citmM/PLqhG+QSEn497rexS26YE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=cONVAf0RPSXuf0xSZUfskI+UYtgfC3rYPXKa8jYXWC/kUG3+NdAiYZN4x0KHEJ0G/ kzQMmlQZFlIqix/Gpuyv3NMIzhzCvHhMSHdEtHOFQaP5WzJc7X3ntaFR5+tctqxJmt psGPyYbx5Ca8hpnJWL42BXAm/ceTI3HIwis/KxXJa3mfNyNKmHR37tsCXPdwCyZTgz 3B76PVZrtPrdO4Rx93VFY0gKKW/nV/2PBu9XTj9ltW40tjRDixrWxCTNdzTu8I6QCU lyFa5GK9+eVCgc4eCxZrcyYpVv1pvBaqrbG7YOvxf2wiSDPZOjx28wizokUAZG27FJ 7i7RSucWZy5ug== From: Roger Quadros To: nm@ti.com, afd@ti.com, robh+dt@kernel.org Cc: vigneshr@ti.com, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, srk@ti.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Roger Quadros Subject: [PATCH v2 2/2] arm64: dts: ti: k3-am64: Add GPIO expander on I2C0 Date: Sat, 23 Sep 2023 11:00:46 +0300 Message-Id: <20230923080046.5373-3-rogerq@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230923080046.5373-1-rogerq@kernel.org> References: <20230923080046.5373-1-rogerq@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" A TCA9554 GPIO expander is present on I2C0. Add it. Signed-off-by: Roger Quadros --- arch/arm64/boot/dts/ti/k3-am642-evm.dts | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/= ti/k3-am642-evm.dts index b4a1f73d4fb1..3dccc597f516 100644 --- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts +++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts @@ -392,6 +392,15 @@ &main_i2c0 { pinctrl-0 =3D <&main_i2c0_pins_default>; clock-frequency =3D <400000>; =20 + gpio@38 { + /* TCA9554 */ + compatible =3D "nxp,pca9554"; + reg =3D <0x38>; + gpio-controller; + #gpio-cells =3D <2>; + gpio-line-names =3D "HSE_DETECT"; + }; + eeprom@50 { /* AT24CM01 */ compatible =3D "atmel,24c1024"; --=20 2.34.1