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 329D1C28B30 for ; Thu, 20 Mar 2025 10:37:20 +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:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=OrpCQ53D7OxCMh2IYIqWxT+mJxUXQdsEbpSrt2VKJpo=; b=JecaY61zBPe7LxOejMyL5sQN3s QSOG9NJcDPBRGrnkcUs+xhHLVC9o4f7Fp3T/H7iV6Ebiw33kWsGMPvKWQvsfL2/CrGW/tu5Gak7Eo 7gvtCLkQSw9PKixUiASM5Yig16Rg/0nbwqpchcJhZ2+dVZUDP7seaJvgHkvRHwHJNwNkGIFzXQKEF Iayk/SyZvZ549J6mqkb/uINN02oalfjErnxgPfWA3HzFwHZtytXJPzWWiwKhTy/DolsRHq1123CcO bZ52EmD3wtY5hHHjdgb9ezsTERsMaD/H9llbsdZeTizsttuDIWfciBObA5s/Oy/TGCBUkLweNNwI5 DOvDpc6Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tvDH2-0000000Bphg-2LY8; Thu, 20 Mar 2025 10:37:16 +0000 Received: from bali.collaboradmins.com ([148.251.105.195]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tvDDi-0000000BpIx-0j5C; Thu, 20 Mar 2025 10:33:51 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1742466826; bh=B9Ki//9iYq86oCfYqOWVMz9KXkrveoc2XfDUrCHNllQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=ldQ15eiJXcEsRMalSLnsahQv69s8e8pN3qsq9WHFWXn19xqHqaQ3fCQTdDdFoz737 qMRwdWerbkjoOoE40e9hXTQ3K1+Uzl65qR4VnM4E7HSyn5aDWa5yp650QohTGcWdLe u8bt0u7X01Etjfy4J9PHJRNMjcMJjqhcET0tiJ+BOMm3RLKoFXm52ZiDZ28v61OdY9 FnHShgeoRUWg0hK1jLLhSqL0CqNbmzf+zTsOqMfjpevqI2NAbHlNmRMG1PQpPzhnPe i1j/ApT8t8C5Vs5ScJMi2chBF85OW5PBtr7VvOdjuQZ0kw7d6X7zZ936PoTJddgQxL YuPJig8zspprA== Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id 011D917E0D66; Thu, 20 Mar 2025 11:33:45 +0100 (CET) Message-ID: Date: Thu, 20 Mar 2025 11:33:45 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/4] dt-bindings: remoteproc: mediatek: Remove l1tcm for dual-core MT8188 SCP To: =?UTF-8?B?TW91ZHkgSG8gKOS9leWul+WOnyk=?= , "robh@kernel.org" , "andersson@kernel.org" , "krzk+dt@kernel.org" , =?UTF-8?B?VGluZ0hhbiBTaGVuICjmsojlu7fnv7Ap?= , "mathieu.poirier@linaro.org" , "matthias.bgg@gmail.com" , Nicolas Prado , =?UTF-8?B?T2xpdmlhIFdlbiAo5rip5YCp6IuTKQ==?= , "conor+dt@kernel.org" Cc: "linux-remoteproc@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "linux-mediatek@lists.infradead.org" , "devicetree@vger.kernel.org" , "kernel@collabora.com" , "linux-kernel@vger.kernel.org" , "krzysztof.kozlowski@linaro.org" References: <20250318-scp-dual-core-mt8390-v1-0-8733e192cc73@collabora.com> <20250318-scp-dual-core-mt8390-v1-2-8733e192cc73@collabora.com> <70c10764-121b-43f5-931e-84ffd666c594@collabora.com> From: AngeloGioacchino Del Regno Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250320_033350_366117_A59447E1 X-CRM114-Status: GOOD ( 12.27 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Il 20/03/25 02:28, Moudy Ho (何宗原) ha scritto: > On Wed, 2025-03-19 at 10:34 +0100, AngeloGioacchino Del Regno wrote: >> >> External email : Please do not click links or open attachments until >> you have verified the sender or the content. >> >> >> Il 18/03/25 23:22, Nícolas F. R. A. Prado ha scritto: >>> The SCP present on MT8188 does not have an L1TCM memory region, but >>> the >>> binding incorrectly requires one for the dual-core description of >>> the >>> MT8188 SCP. Remove that requirement. Also update the minimum number >>> of >>> reg and reg-names to 1, since as this is a multi-core SCP with no >>> L1TCM memory, only the CFG memory region is present in the parent >>> node. >>> >>> Fixes: 91e0d560b9fd ("dt-bindings: remoteproc: mediatek: Support >>> MT8188 dual-core SCP") >>> Signed-off-by: Nícolas F. R. A. Prado >> >> As far as I know, the L1TCM is present on MT8188, and it's at >> 0x1070000 len 0x8000 >> exactly like MT8195. >> >> Moudy, are you able to please confirm or deny that? >> >> Cheers, >> Angelo >> >> > > Hi Angelo, > > Unfortunately, during the transition from MT8195 to MT8188, the SCP > removed the L1TCM, retaining only the SRAM and config register. > For detailed hardware changes, you can refer to Tinghan's previous > description at the following link. > > ref: > https://lore.kernel.org/all/20220715051821.30707-3-tinghan.shen@mediatek.com/ > Thanks Moudy! Reviewed-by: AngeloGioacchino Del Regno