From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 6F4CF1C14; Thu, 11 Jul 2024 06:23:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720679021; cv=none; b=kwLd6d/uqxUOF/82KZ8VLLUxrriUNsLMP1FiLMHaJSHv6mz04gfhiPv0fVPPRj7c2Sj+L+P6O/OYVV0u4N5YdYQeYU3PDiW6MqH/8N4vn4wKWbczSGXYBN0Eji7xTJ2V6bdOrmOly1IzpZCTFCgFZL6eKcs7cY0DViX/wVjfNkE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720679021; c=relaxed/simple; bh=VX6tZdcn1eWIikd+NxnAQ898JDXbRS2js5xrYfx6W2Y=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Mndg9mZABXwHeDtfaRk1rUn0PAawOnO6H6/whkr+bVD4ooGE8azVgcB/kYkfCzqahhlzkE9w7a7vc6iSsntf3JYpYpj4KFk+hVGpbZaqq2NHeXJyfSB1MRYE786WM7uHnExvPYRuHSbRdq4fvF4+RNeK2aF4diwriPZFVMRj1CA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=W9KdPjOZ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="W9KdPjOZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 82663C116B1; Thu, 11 Jul 2024 06:23:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1720679021; bh=VX6tZdcn1eWIikd+NxnAQ898JDXbRS2js5xrYfx6W2Y=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=W9KdPjOZgzButHGmd1p1HZTQZnbOO099saQn+n/JEC9kdkoKHttpPwpWKETdu9eoT Y/3Uc2HIr1jW8g0aCqRPlrIA1nWFrv6sDKN8egcRQA2aNTCD5WOxLg8D/CC6YswTE5 95/YJZmXTclU2OC1Cf6NfISdFdvZ61hfkVhHXziwEnCf4MnlvwBPAeKAvMT73DaKMr LrKo34NjeYEbpx1UXgNcuE+Y1+7teDCOjXOtZap3mcGruzTAfKrGcTXPesM+LRvhgp sPjfu2Spjdc/4w3NfdWfj/pq5Fq+dOlbvYbsCwOknISrxwov9ZbCK2p4I+Riy29irW nVoJu0J+7KWaA== Message-ID: <663574d8-26f3-4b4e-b374-db3b5c184e53@kernel.org> Date: Thu, 11 Jul 2024 08:23:34 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: ti: Introduce J742S2 SoC and EVM To: Manorit Chawdhry , Nishanth Menon , Vignesh Raghavendra , Tero Kristo , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Udit Kumar , Neha Malcom Francis , Aniket Limaye References: <20240711-b4-upstream-j742s2-v1-1-8b9e41c18f91@ti.com> Content-Language: en-US From: Krzysztof Kozlowski Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit On 11/07/2024 07:26, Manorit Chawdhry wrote: > This series add the Linux support for our new family of device J742S2. This is a patch, not series. What Linux support are you adding? Where is it? I see only DTS, not Linux support. Please do not use "This commit/patch/change", but imperative mood. See longer explanation here: https://elixir.bootlin.com/linux/v5.17.1/source/Documentation/process/submitting-patches.rst#L95 > This device is a subset of J784S4 and shares the same memory map and > thus the nodes are being reused from J784S4 to avoid duplication. > > Here are some of the salient features of the J742S2 automotive grade > application processor: > > The J742S2 SoC belongs to the K3 Multicore SoC architecture platform, > providing advanced system integration in automotive, ADAS and industrial > applications requiring AI at the network edge. This SoC extends the K3 > Jacinto 7 family of SoCs with focus on raising performance and > integration while providing interfaces, memory architecture and compute > performance for multi-sensor, high concurrency applications. > > Some highlights of this SoC are: > * Up to Four Arm® Cortex®-A72 microprocessor subsystem at up to 2.0GHz, > 3 C7x floating point vector DSPs with Up to Two Deep-learning matrix > multiply accelerator (MMAv2), > * 3D GPU: Automotive grade IMG BXS-4-64 MC1 > * Vision Processing Accelerator (VPAC) with image signal processor and > Depth and Motion Processing Accelerator (DMPAC) > * Three CSI2.0 4L RX plus two CSI2.0 4L TX, two DSI Tx, one eDP/DP and > one DPI interface. > * Integrated gigabit ethernet switch, up to 4 ports ,two ports > support 10Gb USXGMII; One 4 lane PCIe-GEN3 controllers, USB3.0 > Dual-role device subsystems, Up to 20 MCANs, among other peripherals. Clean this up from marketing. > > ( Refer Table 2-1 for Device comparison with J7AHP ) > > Link: https://www.ti.com/lit/pdf/spruje3 (TRM) > Link: https://www.ti.com/lit/ug/sprujd8/sprujd8.pdf (EVM user guide) > Link: https://www.ti.com/lit/zip/SPAC001 (Schematics) > --- > The series adds support for J742S2 family of SoCs. Also adds J742S2 EVM > Support and re-uses most of the stuff from the superset device J784s4. > > Signed-off-by: Manorit Chawdhry > --- > arch/arm64/boot/dts/ti/Makefile | 3 ++ > arch/arm64/boot/dts/ti/k3-j742s2-evm.dts | 22 ++++++++++++++ > arch/arm64/boot/dts/ti/k3-j742s2-main.dtsi | 47 ++++++++++++++++++++++++++++++ > arch/arm64/boot/dts/ti/k3-j742s2.dtsi | 18 ++++++++++++ > 4 files changed, 90 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile > index e20b27ddf901..4d0688c5cff7 100644 > --- a/arch/arm64/boot/dts/ti/Makefile > +++ b/arch/arm64/boot/dts/ti/Makefile > @@ -119,6 +119,9 @@ dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-pcie0-pcie1-ep.dtbo > dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-quad-port-eth-exp1.dtbo > dtb-$(CONFIG_ARCH_K3) += k3-j784s4-evm-usxgmii-exp1-exp2.dtbo > > +# Boards with J742S2 SoC > +dtb-$(CONFIG_ARCH_K3) += k3-j742s2-evm.dtb > + > # Build time test only, enabled by CONFIG_OF_ALL_DTBS > k3-am625-beagleplay-csi2-ov5640-dtbs := k3-am625-beagleplay.dtb \ > k3-am625-beagleplay-csi2-ov5640.dtbo > diff --git a/arch/arm64/boot/dts/ti/k3-j742s2-evm.dts b/arch/arm64/boot/dts/ti/k3-j742s2-evm.dts > new file mode 100644 > index 000000000000..98088ccfd76d > --- /dev/null > +++ b/arch/arm64/boot/dts/ti/k3-j742s2-evm.dts > @@ -0,0 +1,22 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Copyright (C) 2024 Texas Instruments Incorporated - https://www.ti.com/ > + * > + * EVM Board Schematics: https://www.ti.com/lit/zip/SPAC001 > + */ > + > +#include "k3-j784s4-evm.dts" > +#include "k3-j742s2.dtsi" > + > +/delete-node/ &c71_3_dma_memory_region; > +/delete-node/ &c71_3_memory_region; > + > +/ { > + model = "Texas Instruments J742S2 EVM"; Missing compatible and bindings. Best regards, Krzysztof