From patchwork Mon Jan 29 13:27:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vaishnav Achath X-Patchwork-Id: 13535648 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 8DC55C47422 for ; Mon, 29 Jan 2024 13:28:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=KejwpuXVDCvWJHhC31Txfsqa9zTFO4L7RZkkUC26dqo=; b=OAuzS6bx8fgTRz 7TQlYH2LkO6G85ZODgVHNEZQYB5a6ffQ1LO4o4XhHgrQhOUuL7nY4l1CsxtyBFpGOeSPAgqUYx9Hr a7vzEfio1pikbcfoinHcuI7djlYGY8GDSmB2lvXdqLlh7fg56WTobZ5TNZIszS0NU1mg0itYLPtei ULPcvLPkGMNzVqtk2Y42URkEqqEG4TEMm8SsOUWXMlpd2NOsMWUH+Ehbiuh3kfcmlXGjLAUgvBt8q T5VfE76v3VRTAUKDv+bWCZ8+Mhdx/CUcmjQrMKVYs0wPwaoJ6vm307Muxwei8GsSZeYAOWqqlbGG9 0pXDa/lh0sMQjBjoo2XA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rURgp-0000000Crsn-0XRB; Mon, 29 Jan 2024 13:28:43 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rURgH-0000000CrXu-3mnE for linux-arm-kernel@lists.infradead.org; Mon, 29 Jan 2024 13:28:11 +0000 Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 40TDS6cC121887; Mon, 29 Jan 2024 07:28:06 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1706534887; bh=IgWBdogY6EoIsZfBsUtUXLHq1/oH12SplQ9w+sfCd9U=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=TH66M8aTvN7hIwEtPNM6J9lhiE641fFP6RMyYkSCX5jcsp72l32rqWFythTd1UFqx BzhA4UKYkgBlNQWvCf5PKFC/KXt1tBDjjM508YdGuCnE/ovCnm41YzO4ryfdwhz6jM ylLPI96eKBLvZBAoG7DPHT4dpGuKq9OOv4we+8G0= Received: from DLEE107.ent.ti.com (dlee107.ent.ti.com [157.170.170.37]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 40TDS6IL027062 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 29 Jan 2024 07:28:06 -0600 Received: from DLEE103.ent.ti.com (157.170.170.33) by DLEE107.ent.ti.com (157.170.170.37) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Mon, 29 Jan 2024 07:28:06 -0600 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DLEE103.ent.ti.com (157.170.170.33) 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; Mon, 29 Jan 2024 07:28:06 -0600 Received: from uda0490681.dhcp.ti.com ([10.24.69.142]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 40TDRg9F036720; Mon, 29 Jan 2024 07:28:02 -0600 From: Vaishnav Achath To: , , , , , CC: , , , , , , , Subject: [PATCH 5/9] arm64: dts: ti: k3-j721e-sk: Model CSI2RX connector mux Date: Mon, 29 Jan 2024 18:57:38 +0530 Message-ID: <20240129132742.1189783-6-vaishnav.a@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240129132742.1189783-1-vaishnav.a@ti.com> References: <20240129132742.1189783-1-vaishnav.a@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-20240129_052810_115055_DD617C33 X-CRM114-Status: GOOD ( 11.61 ) 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 J721E SK has the CSI2RX routed to a MIPI CSI connector and to 15-pin RPi camera connector through an analog mux with GPIO control, model that so that an overlay can control the mux state according to connected cameras. Also provide labels to the I2C mux bus instances so that a generic overlay can be used across multiple platforms. Signed-off-by: Vaishnav Achath --- arch/arm64/boot/dts/ti/k3-j721e-sk.dts | 19 +++++++++++++++++-- 1 file changed, 17 insertions(+), 2 deletions(-) diff --git a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts index 188dfe291a32..4c9c27380d4f 100644 --- a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts @@ -286,6 +286,15 @@ tfp410_out: endpoint { }; }; }; + + csi_mux: mux-controller { + compatible = "gpio-mux"; + #mux-state-cells = <1>; + mux-gpios = <&main_gpio0 88 GPIO_ACTIVE_HIGH>; + idle-state = <0>; + pinctrl-names = "default"; + pinctrl-0 = <&main_csi_mux_sel_pins_default>; + }; }; &main_pmx0 { @@ -352,6 +361,12 @@ J721E_IOPAD(0x214, PIN_OUTPUT, 4) /* (V4) MCAN1_TX.USB1_DRVVBUS */ >; }; + main_csi_mux_sel_pins_default: main-csi-mux-sel-default-pins { + pinctrl-single,pins = < + J721E_IOPAD(0x164, PIN_OUTPUT, 7) /* (V29) RGMII5_TD2 */ + >; + }; + dp0_pins_default: dp0-default-pins { pinctrl-single,pins = < J721E_IOPAD(0x1c4, PIN_INPUT, 5) /* SPI0_CS1.DP0_HPD */ @@ -858,14 +873,14 @@ i2c-mux@70 { reg = <0x70>; /* CSI0 I2C */ - i2c@0 { + cam0_i2c: i2c@0 { #address-cells = <1>; #size-cells = <0>; reg = <0>; }; /* CSI1 I2C */ - i2c@1 { + cam1_i2c: i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>;