From patchwork Thu Feb 8 08:42:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vaishnav Achath X-Patchwork-Id: 13549429 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 6FF53C48260 for ; Thu, 8 Feb 2024 08:43:44 +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=WiMKHuQtnMv61Wynjf2VYBVohoxfzC/mdNhX2OleOyw=; b=ZbgOXY2Yav6K51 4BoRRiPgyJ7o6KXYhs0FrENLcqU7egZ/NYnGFT7OohKIK+qtxeDrlkFaQwa0Gb1wnzFfvwIev7Gvw TLP0fQf/RTdpGO00dedvXsOeSw6cLwPgEoCF0LQhhsoIdhCAYBDldTNPx3UrpiAOBhQblX4l52O3t 4YZ8AqF+iPK3qakCqjw7CCgvhyoiZebN0uqOaN76SDMgorTCkCb7ekpWEvHnoiXZgFnc5tqE7dLtL NJMnfRd1/bOmsPMj1cPuu0TyXb5eiND3lW8ivrMJA7oRK2NCf96JF14AZdZuKfMu+8ZCqKXjGtzIT TMvz2O05LTVaKPHJJ//w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rY00I-0000000D2eX-1qCB; Thu, 08 Feb 2024 08:43:30 +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 1rY00B-0000000D2cX-3z0h for linux-arm-kernel@lists.infradead.org; Thu, 08 Feb 2024 08:43:25 +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 4188hKt6105070; Thu, 8 Feb 2024 02:43:20 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1707381800; bh=CM6cjKv4l0J1fKXCqPw6lqdbgZjYConNlvuzN5ok03E=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=H4jkpW+TRMDQ/usc+d0k4BNCzGJRX/FGnzMJZ1ivhIt/PzKtspOZdmeGfKVY63MjY BLBZdA3HNDNTqaMiQsmobHTL5QEICfpySH/LEEcKn9CYicMdWiQPaBQOD6XkVjCG24 9nCj6KahJlxCiXnlpY+Yvlyyp/CSqnqSQo5GSBPo= Received: from DLEE114.ent.ti.com (dlee114.ent.ti.com [157.170.170.25]) by lelv0266.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 4188hKk0031524 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 8 Feb 2024 02:43:20 -0600 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Thu, 8 Feb 2024 02:43:20 -0600 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DLEE114.ent.ti.com (157.170.170.25) 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; Thu, 8 Feb 2024 02:43:20 -0600 Received: from uda0490681.. ([10.24.69.142]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 4188gshP097884; Thu, 8 Feb 2024 02:43:16 -0600 From: Vaishnav Achath To: , , , , , CC: , , , , , , , , Subject: [PATCH v2 5/9] arm64: dts: ti: k3-j721e-sk: Model CSI2RX connector mux Date: Thu, 8 Feb 2024 14:12:50 +0530 Message-ID: <20240208084254.295289-6-vaishnav.a@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240208084254.295289-1-vaishnav.a@ti.com> References: <20240208084254.295289-1-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-20240208_004324_089009_37F01BB7 X-CRM114-Status: GOOD ( 10.67 ) 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. J721E SK schematics: https://www.ti.com/lit/zip/sprr438 Signed-off-by: Vaishnav Achath Reviewed-by: Jai Luthra --- V1->V2: Update commit message with schematics. 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 6950b1ff124f..5dbc85bc5038 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>;