From patchwork Tue Jul 2 16:44:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Davis X-Patchwork-Id: 13720078 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7F26DC30658 for ; Tue, 2 Jul 2024 16:44:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:CC:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=yLCs5mqC5Y2R1+0MelVeW7+pWk0GZmpm5hAwC2rgETI=; b=ehl2+Ot/X4qpyNu2yH9pbhtV8B V68pLtxpF4HEMDqW9/WsfZFc74R6WCSULgU9BN42yKji5zV9JJuY5LQq8FwHOFxbTHOpkrCPFTdho eCtBv0aCEDudzgvjwcyxPNKxf9pja5Nz5X/fOcxNM7JfMgFQoGTKqNul+bkWU0jlpWL6XJ062Ig/q yii1S0Nxrsr+wS3aPuSqgqwhZ+gIC+De8gSNv79yNDbc1P3XZ0KH8ReZz5ZFnI9PStnHVRetwd++v +3+oVM2rVMWQS0K0euaeMKTG+aDYq5SuIUdDt2NiJh1WqQ+nS0PaKICXja2aZ91pPzfT3apatsA4Y /IwediEA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOgcQ-00000007Q3W-3EDx; Tue, 02 Jul 2024 16:44:38 +0000 Received: from lelv0142.ext.ti.com ([198.47.23.249]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sOgc4-00000007PvX-3EX8 for linux-arm-kernel@lists.infradead.org; Tue, 02 Jul 2024 16:44:18 +0000 Received: from lelv0266.itg.ti.com ([10.180.67.225]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 462Gi67Y041361; Tue, 2 Jul 2024 11:44:06 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1719938646; bh=yLCs5mqC5Y2R1+0MelVeW7+pWk0GZmpm5hAwC2rgETI=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=F1MhHh2ab/BZfLoXGg97fLiuXAl+jriZJ6W/PnOLIeqjEr7GFSZ8ga8fl2pZKMdYK aoix0KoLCF37g/lIb4qNia4/ru3iyuKUifuyKtTwADU/I1tLXwOoYwp+EtDtbbM81g XKenfN3iMYrxEu14hO60PRsKo4NkIo4II6lG3n10= Received: from DLEE112.ent.ti.com (dlee112.ent.ti.com [157.170.170.23]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 462Gi6hL017072 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 2 Jul 2024 11:44:06 -0500 Received: from DLEE112.ent.ti.com (157.170.170.23) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Tue, 2 Jul 2024 11:44:06 -0500 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DLEE112.ent.ti.com (157.170.170.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23 via Frontend Transport; Tue, 2 Jul 2024 11:44:06 -0500 Received: from fllvsmtp7.itg.ti.com ([10.249.42.149]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 462Gi4YB112748; Tue, 2 Jul 2024 11:44:05 -0500 From: Andrew Davis To: Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Lunn , Vaishnav M A , Derek Kiernan , Dragan Cvetic , Arnd Bergmann , Michael Walle , Jason Kridner , Robert Nelson , Robert Nelson , Ayush Singh , Ayush Singh CC: , , , Andrew Davis Subject: [PATCH RFC 1/3] arm64: dts: ti: k3-am625-beagleplay: Add Grove connector pinmux options Date: Tue, 2 Jul 2024 11:44:01 -0500 Message-ID: <20240702164403.29067-2-afd@ti.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240702164403.29067-1-afd@ti.com> References: <20240702164403.29067-1-afd@ti.com> MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240702_094417_003874_B3A727AE X-CRM114-Status: GOOD ( 13.66 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The Grove connector pins on BeaglePlay supports 3 different functions. Describe these here. Also move the default to be selected by a new Grove connector node. As I2C is not the only possible function, do not enable main_i2c1. It should only be enabled when a add-on board is connected that makes use of it. That enabling should be done by the add-on board's overlay. Signed-off-by: Andrew Davis --- .../arm64/boot/dts/ti/k3-am625-beagleplay.dts | 32 +++++++++++++++---- 1 file changed, 25 insertions(+), 7 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts index 70de288d728e4..004eb5c24a84c 100644 --- a/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts +++ b/arch/arm64/boot/dts/ti/k3-am625-beagleplay.dts @@ -227,6 +227,10 @@ simple-audio-card,codec { }; }; + grove_connector0: grove-connector0 { + pinctrl-names = "default"; + pinctrl-0 = <&grove_pins_default>; + }; }; &main_pmx0 { @@ -270,6 +274,27 @@ AM62X_IOPAD(0x01ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */ >; }; + grove_pins_digital: grove-digital-pins { + pinctrl-single,pins = < + AM62X_IOPAD(0x01e8, PIN_INPUT, 7) /* (B17) I2C1_SCL.GPIO1_28 */ + AM62X_IOPAD(0x01ec, PIN_INPUT, 7) /* (A17) I2C1_SDA.GPIO1_29 */ + >; + }; + + grove_pins_uart: grove-uart-pins { + pinctrl-single,pins = < + AM62X_IOPAD(0x01e8, PIN_INPUT, 1) /* (B17) I2C1_SCL.UART1_RXD */ + AM62X_IOPAD(0x01ec, PIN_OUTPUT, 1) /* (A17) I2C1_SDA.UART1_TXD */ + >; + }; + + grove_pins_i2c: grove-i2c-pins { + pinctrl-single,pins = < + AM62X_IOPAD(0x01e8, PIN_INPUT_PULLUP, 0) /* (B17) I2C1_SCL */ + AM62X_IOPAD(0x01ec, PIN_INPUT_PULLUP, 0) /* (A17) I2C1_SDA */ + >; + }; + local_i2c_pins_default: local-i2c-default-pins { bootph-all; pinctrl-single,pins = < @@ -753,13 +778,6 @@ ldo4_reg: ldo4 { }; }; -&main_i2c1 { - pinctrl-names = "default"; - pinctrl-0 = <&grove_pins_default>; - clock-frequency = <100000>; - status = "okay"; -}; - &main_i2c2 { pinctrl-names = "default"; pinctrl-0 = <&i2c2_1v8_pins_default>;