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Silva" Cc: linux-i3c@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, imx@lists.linux.dev, linux-hardening@vger.kernel.org, xianwei.zhao@amlogic.com, Kelvin.Zhang@amlogic.com References: <20261019-a9_i3c-v1-0-329d819d621f@amlogic.com> <20261019-a9_i3c-v1-2-329d819d621f@amlogic.com> <6673c9f4-fff6-4057-934e-d94d01519e68@kernel.org> From: Junyi Zhao In-Reply-To: <6673c9f4-fff6-4057-934e-d94d01519e68@kernel.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: SE2P216CA0026.KORP216.PROD.OUTLOOK.COM (2603:1096:101:114::10) To TYZPR03MB5743.apcprd03.prod.outlook.com (2603:1096:400:74::7) X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYZPR03MB5743:EE_|OSQPR03MB9372:EE_ X-MS-Office365-Filtering-Correlation-Id: ed977b2e-4a78-4ecd-b9c0-08df2f3dab6e X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|23010399003|366016|1800799024|376014|7416014|11063799006|4143699003|921020|56012099006|22082099003|6133799003|18002099003|10067099003; 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On 2026/10/21 14:19, Krzysztof Kozlowski wrote: > [ EXTERNAL EMAIL ] > > On 21/10/2026 07:38, Junyi Zhao wrote: >> Hi Krzysztof， >> thanks for your review. >> >> On 2026/10/19 14:00, Krzysztof Kozlowski wrote: >>> [ EXTERNAL EMAIL ] >>> >>> On 19/10/2026 07:34, Junyi Zhao via B4 Relay wrote: >>>> +properties: >>>> + compatible: >>>> + enum: >>>> + - amlogic,i3c-a9 >>>> + - amlogic,i3c-ao-a9 >>> >>> What is ao? >> >> AO is the Always-On domain on Amlogic SoCs (remains powered in suspend). >> I've documented it in the binding description. > > Does that mean your a9 SoC has TWO I3C controller variants? > > And what is btw the name of the SoC? A9? Then why is it at the end? Do > you see such pattern anywhere? > A9, with integrated two I3C controller, is the SoC name rather than the controller name. I agree it may be confusing in DT bindings. I'll rename it to: amlogic,a9-i3c amlogic,a9-ao-i3c > Best regards, > Krzysztof