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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: AM6PR04MB5941.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2db854ff-9199-4842-59a5-08dc8eae456a X-MS-Exchange-CrossTenant-originalarrivaltime: 17 Jun 2024 09:17:11.9237 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: Yk97wooR9/x2E1QU/XDjj0nJ1oKdGeiEzwiPqXAX4c5EYjEux+dtbdt12u0KIJHIGFxJMcPoa+r4iebdcFtxJw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: GV1PR04MB9197 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240617_021727_749814_6DF02E28 X-CRM114-Status: UNSURE ( 6.95 ) X-CRM114-Notice: Please train this message. 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 Hi Sudeep, Cristian and DT maintainers In drivers/firmware/arm_scmi/mailbox.c, current max_rx_timeout_ms is 30ms, we wanna to enlarge the value. NXP downstream value is set to 1000ms, but for upstream I think it may not be a good solution that just enlarge it for all scmi users, each platform may have its own max timeout value depends on scmi firmware design. So I am thinking to use a device tree property for this, saying "mbox-rx-timeout-us", just as "atomic-threshold-us" in arm,scmi.yaml How do you think? Thanks, Peng.