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Fri, 06 Dec 2024 03:05:46 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA04.qualcomm.com (8.18.1.2/8.18.1.2) with ESMTPS id 4B635jjY002901 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 6 Dec 2024 03:05:45 GMT Received: from [10.239.28.113] (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Thu, 5 Dec 2024 19:05:40 -0800 Message-ID: <938ffc54-4a5e-458c-afda-b2ffda6fe3ad@quicinc.com> Date: Fri, 6 Dec 2024 11:05:38 +0800 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/3] dt-bindings: net: bluetooth: qca: Expand firmware-name property To: Krzysztof Kozlowski , Marcel Holtmann , Luiz Augusto von Dentz , "Rob Herring" , Krzysztof Kozlowski , "Conor Dooley" , Bjorn Andersson , "Konrad Dybcio" , Balakrishna Godavarthi , Rocky Liao CC: , , , , , , , References: <20241205102213.1281865-1-quic_chejiang@quicinc.com> <20241205102213.1281865-2-quic_chejiang@quicinc.com> <21ba63be-9a43-479f-93f8-ce1553135e15@kernel.org> Content-Language: en-US From: "Cheng Jiang (IOE)" In-Reply-To: <21ba63be-9a43-479f-93f8-ce1553135e15@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: wqS1beicbnvSJjHAk7h-dGGF2WnxARt7 X-Proofpoint-ORIG-GUID: wqS1beicbnvSJjHAk7h-dGGF2WnxARt7 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 bulkscore=0 phishscore=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 suspectscore=0 mlxlogscore=999 malwarescore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412060021 Hi Krzysztof, On 12/5/2024 10:36 PM, Krzysztof Kozlowski wrote: > On 05/12/2024 11:22, Cheng Jiang wrote: >> Expand the firmware-name property to specify the names of NVM and >> rampatch firmware to load. This update will support loading specific >> firmware (nvm and rampatch) for certain chips, like the QCA6698 >> Bluetooth chip, which shares the same IP core as the WCN6855 but has >> different RF components and RAM sizes, requiring new firmware files. >> >> We might use different connectivity boards on the same platform. For >> example, QCA6698-based boards can support either a two-antenna or >> three-antenna solution, both of which work on the sa8775p-ride platform. >> Due to differences in connectivity boards and variations in RF >> performance from different foundries, different NVM configurations are >> used based on the board ID. >> >> So In firmware-name, if the NVM file has an extension, the NVM file will >> be used. Otherwise, the system will first try the .bNN (board ID) file, >> and if that fails, it will fall back to the .bin file. >> >> Possible configurations: >> firmware-name = "QCA6698/hpnv21.bin", "QCA6698/hpbtfw21.tlv"; >> firmware-name = "QCA6698/hpnv21", "QCA6698/hpbtfw21.tlv"; >> firmware-name = "QCA6698/hpnv21.bin"; > This configuration will fail tests. Please test the binding and DTS > before v4. > Ack. > Best regards, > Krzysztof