From patchwork Tue Jan 30 10:20:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bhavya Kapoor X-Patchwork-Id: 768261 Received: from lelv0142.ext.ti.com (lelv0142.ext.ti.com [198.47.23.249]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EE5C960DCD; Tue, 30 Jan 2024 10:21:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.47.23.249 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706610066; cv=none; b=K0zRZF1R28sPZja8ywr5INfQhj0KSw6kX4aWYW6Gj2/K2h90W5PetBtEWaYC2+fOhP5dlerYRTCg/tQhoYWX3Mhn/O2KgTGXaE+zc2ue60Xp0Iq3ssmQsm8KjchGOBjckboaqZGydYzg8DMt/qpf7Wcc6BCocuuVmVCMTo3tDoE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706610066; c=relaxed/simple; bh=Ln5qtZbq4GXL1pkD6vt5CVkCif/cs0b9QjnMmkxlkco=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=F+x5fsTWAV9E+F3Smsqor+LV1Q2yaKT199kCqPih5yo2FB/xF6k2a+gz2g7uoYVADPdaUruko9USOcuA5imjcUYEDK3VY8YW+ixiT0fnuoxa2R0wUM/nRYhAWXJBNi4xJ/zrMLTNnzEfhlIJiUOeDhc2b6Be0hZCbMsGtvIKNP0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com; spf=pass smtp.mailfrom=ti.com; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b=s2GxSyS5; arc=none smtp.client-ip=198.47.23.249 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=ti.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ti.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="s2GxSyS5" Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelv0142.ext.ti.com (8.15.2/8.15.2) with ESMTP id 40UAKm60037220; Tue, 30 Jan 2024 04:20:48 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1706610048; bh=pcQtRcrtFveeIY8xzn2syKr87JyPBybxp9LnMqt5Iy0=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=s2GxSyS53SDfzjUWl817nIL/XjscGbOxkJH70zRHVAs9IvqcgDYXlfNUPRh36OSkt fh1E1+vVv/V/OtVIK7yYgr6C0LxXOl6r78JJTNqmK0bcBwv0W94NffI0Ef6TvT6PU9 gLw+D5x+jOcLHX6stGKJGoL6qrf/qE41QD5rmobU= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 40UAKmMi129943 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 30 Jan 2024 04:20:48 -0600 Received: from DFLE114.ent.ti.com (10.64.6.35) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.23; Tue, 30 Jan 2024 04:20:48 -0600 Received: from lelvsmtp5.itg.ti.com (10.180.75.250) by DFLE114.ent.ti.com (10.64.6.35) 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, 30 Jan 2024 04:20:48 -0600 Received: from localhost (a0498981-hp-z2-tower-g5-workstation.dhcp.ti.com [10.24.68.216]) by lelvsmtp5.itg.ti.com (8.15.2/8.15.2) with ESMTP id 40UAKln4027139; Tue, 30 Jan 2024 04:20:48 -0600 From: Bhavya Kapoor To: , CC: , , , , , , , Subject: [PATCH 2/3] arm64: dts: ti: k3-j7200-som-p0: Add support for CAN instance 0 in main domain Date: Tue, 30 Jan 2024 15:50:43 +0530 Message-ID: <20240130102044.120483-3-b-kapoor@ti.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240130102044.120483-1-b-kapoor@ti.com> References: <20240130102044.120483-1-b-kapoor@ti.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 CAN instance 0 in the main domain is brought on the J7200 SoM through header J1. Thus, Add transceiver dt node to add support for this CAN instance. Also, add the mux dt nodes to route CAN High and Low lines coming from the SoC to the Common Processor Board. Signed-off-by: Bhavya Kapoor --- arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi | 35 +++++++++++++++++++++ 1 file changed, 35 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi index ea47f10d393a..0010600b8176 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi @@ -5,6 +5,8 @@ /dts-v1/; +#include + #include "k3-j7200.dtsi" / { @@ -80,6 +82,25 @@ rtos_ipc_memory_region: ipc-memories@a4000000 { no-map; }; }; + + mux0: mux-controller { + compatible = "gpio-mux"; + #mux-state-cells = <1>; + mux-gpios = <&exp_som 1 GPIO_ACTIVE_HIGH>; + }; + + mux1: mux-controller { + compatible = "gpio-mux"; + #mux-state-cells = <1>; + mux-gpios = <&exp_som 2 GPIO_ACTIVE_HIGH>; + }; + + transceiver0: can-phy0 { + /* standby pin has been grounded by default */ + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <5000000>; + }; }; &wkup_pmx0 { @@ -142,6 +163,13 @@ J721E_IOPAD(0xd4, PIN_INPUT_PULLUP, 0) /* (V3) I2C0_SCL */ J721E_IOPAD(0xd8, PIN_INPUT_PULLUP, 0) /* (W2) I2C0_SDA */ >; }; + + main_mcan0_pins_default: main-mcan0-default-pins { + pinctrl-single,pins = < + J721E_IOPAD(0x24, PIN_INPUT, 0) /* (V20) MCAN0_RX */ + J721E_IOPAD(0x20, PIN_OUTPUT, 0) /* (V18) MCAN0_TX */ + >; + }; }; &hbmc { @@ -478,3 +506,10 @@ partition@3fc0000 { }; }; }; + +&main_mcan0 { + status = "okay"; + pinctrl-0 = <&main_mcan0_pins_default>; + pinctrl-names = "default"; + phys = <&transceiver0>; +};