From mboxrd@z Thu Jan 1 00:00:00 1970 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 2B7D6CAC586 for ; Mon, 8 Sep 2025 12:04:31 +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:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:CC:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=HViEJAJtIasUDMxy95AazLJM2TcmtxxJAuZu2hzNvWY=; b=4HvaeEuZFJHMroz81eaiaHxFtt OPdVn3JtgbWjLMjlKC34a3QEfM0uCqHy6376cs+HbVtsCpdLvm+PLmEYv6J2fJoRLXNnK9mw8WGHu EHS7toQi+ur9cY7l1oHH6DvAFl77BcZwuSI9uQjoZi787jf4CHf/jWRsm2Zyge0pFOdZO5TQsW+OH oaVx/A92/LaRUCEzWPZXRaKQ8XlLGeMO3X5hvm8DHhqdGzYEMDlPIkdEcUy/HleJdN/yg2eUR3E2A BdxA2aiM5cmBr8WSvp60dy3UlapDukxzJ/Fntjb2mcYHtieO2WbjkAtRev6m83bz9UXBcRXevjOSB x69433qQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uvabd-0000000GqA6-2af8; Mon, 08 Sep 2025 12:04:21 +0000 Received: from fllvem-ot03.ext.ti.com ([198.47.19.245]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uvYJy-0000000G5Xx-0uss for linux-arm-kernel@lists.infradead.org; Mon, 08 Sep 2025 09:37:59 +0000 Received: from lelvem-sh02.itg.ti.com ([10.180.78.226]) by fllvem-ot03.ext.ti.com (8.15.2/8.15.2) with ESMTP id 5889bruo3765935; Mon, 8 Sep 2025 04:37:53 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1757324274; bh=HViEJAJtIasUDMxy95AazLJM2TcmtxxJAuZu2hzNvWY=; h=Date:From:To:CC:Subject:References:In-Reply-To; b=MYXV/gWpLq85Jc6hXNCxwhhqMuUjRqO1z2laLlj51kRCP5mmiRIIWU0pmYfm0imz6 nhjZBMrJUptMKKFpi+V2cbfpokqEPsS6KWePEYRhLzEsR5hZaWxg4Ik1NmdyA1LpB2 5itliTHgQanayE3l5hdnesW/tWFyJRz8Aq5JyKxI= Received: from DFLE107.ent.ti.com (dfle107.ent.ti.com [10.64.6.28]) by lelvem-sh02.itg.ti.com (8.18.1/8.18.1) with ESMTPS id 5889brL22871363 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-SHA256 bits=128 verify=FAIL); Mon, 8 Sep 2025 04:37:53 -0500 Received: from DFLE102.ent.ti.com (10.64.6.23) by DFLE107.ent.ti.com (10.64.6.28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.55; Mon, 8 Sep 2025 04:37:53 -0500 Received: from lelvem-mr06.itg.ti.com (10.180.75.8) by DFLE102.ent.ti.com (10.64.6.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.55 via Frontend Transport; Mon, 8 Sep 2025 04:37:53 -0500 Received: from localhost (lcpd911.dhcp.ti.com [172.24.233.130]) by lelvem-mr06.itg.ti.com (8.18.1/8.18.1) with ESMTP id 5889bqgJ386168; Mon, 8 Sep 2025 04:37:52 -0500 Date: Mon, 8 Sep 2025 15:07:51 +0530 From: Dhruva Gole To: Beleswar Padhi CC: , , , , , , , , , , , , , Wadim Egorov Subject: Re: [PATCH v3 30/33] arm64: dts: ti: k3-am62-ti-ipc-firmware: Refactor IPC cfg into new dtsi Message-ID: <20250908093751.2chmawizotlo3gm6@lcpd911> References: <20250905051846.1189612-1-b-padhi@ti.com> <20250905051846.1189612-31-b-padhi@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20250905051846.1189612-31-b-padhi@ti.com> X-C2ProcessedOrg: 333ef613-75bf-4e12-a4b1-8e3623f5dcea X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250908_023758_344281_ADFF1AB7 X-CRM114-Status: GOOD ( 13.61 ) 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 On Sep 05, 2025 at 10:48:43 +0530, Beleswar Padhi wrote: > The TI K3 AM62 SoCs have multiple programmable remote processors like > R5F, M4F etc. The TI SDKs for AM62 SoCs offer sample firmwares which > could be run on these cores to demonstrate an "echo" IPC test. Those > firmware require certain memory carveouts to be reserved from system > memory, timers to be reserved, and certain mailbox configurations for > interrupt based messaging. These configurations could be different for a > different firmware. > > While DT is not meant for system configurations, at least refactor these > configurations from board level DTS into a dtsi for now. This dtsi for > TI IPC firmware is board-independent and can be applied to all boards > from the same SoC Family. This gets rid of code duplication and allows > more freedom for users developing custom firmware (or no firmware) to > utilize system resources better; easily by swapping out this dtsi. To > maintain backward compatibility, the dtsi is included in all boards. > > Signed-off-by: Beleswar Padhi > Reviewed-by: Wadim Egorov > Tested-by: Wadim Egorov # phycore-am62x > --- [...] Reviewed-by: Dhruva Gole -- Best regards, Dhruva Gole Texas Instruments Incorporated