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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?y+VRroDDyFRtUNTBMzR7jIQ/jY4aH9oYnTK5jyal5PZPFlg5OzvaDtyFp9Zh?= =?us-ascii?Q?EUjjxXj20MA+qACQt2Wh2pkoW8aaARbjezsHmL8eg3GBfXqHnD1CPhrPkxar?= =?us-ascii?Q?dn8w2ZH0FpEZFU5CfnmgsrBdSbc/6E6L3TJWw4RSj1ystiUKzHgyeDA9wrX4?= =?us-ascii?Q?tCOskAW949YkUdjPL6LS+Fc0U/vN4izGFtbkPMXKPwDr9MT2qcM2ok+i4w50?= =?us-ascii?Q?LTNQIOCx28wty7SqSxaHsPkwS0ojw/0eBy3TF0yhHcD1U5sP7oCYtI3qI7OB?= =?us-ascii?Q?q1v7jVyzLve7AfHr2VPzlc3xBi0dYfO9GgoWo3jk4KympshDaSGTWqXjKchK?= =?us-ascii?Q?jGksu1gl5auAi+3Nwcfw2S40gzyUBgTyilY9AL+2DnYAkMJCP4+MMbKZ2/+r?= =?us-ascii?Q?enqlSJ+MFWUVFDkqfGBx6c5wisJwORSoeSOOqXJKjpfGsE0mTTW4KrIHIdu8?= =?us-ascii?Q?TzW3AfIy05zGLDJvRaFjzXkvGzTQq9s2MQxLvwI971qYVmftOtUuq1/ib+Ob?= =?us-ascii?Q?u8J0II3zj3SXmGIpoJnABNFyFG0TXVnCmSuzRajA7lCZo7lNxMqPFc1yJGTM?= =?us-ascii?Q?9J86txtH8xMhC7/+GiWXKY3GjCR+NbhYOGqsj/m4wNiGxnO9SbuILF4pye61?= =?us-ascii?Q?nyD0bOT1uP1ovFIr4p4Wa1tJZkuqLoAV55QFLpGhX2qF2/MXkYTnpxz89W+9?= =?us-ascii?Q?0VPNaJ/TbSDuNtkYlPmnI2vqFBVkLFc+5eon/1FqwAT3tDcBuLwsr19Fq080?= =?us-ascii?Q?6VKVOM++AAGzPKUf+qffg975wym6LIRB6+/eRXtz+DmoQC0vy3WjJCZOh+m4?= =?us-ascii?Q?LzmBuv9sk+thY0cUzyr84Z1lG4Vk1MUUkxjS+cLlCoiepZrjMmOk5gWYBXgm?= =?us-ascii?Q?78xJRq6FDsbSuERCdTlAzCJp8QMlNw5uEaoZyZMTxotbXW1CVtr61EmD6jrc?= =?us-ascii?Q?5wgHZgOcWAn4Vqz5thnD+ePVwa+DODTO75M7B8c0GsWj/4xuEaK/uWdL+w9r?= =?us-ascii?Q?ekWuTI+YKJbPZBndm0VHlXFZRBfl1NIOh3+oH3PUKPbHg0BpVG8OGhJYYwV5?= =?us-ascii?Q?5P0nYdxGQElxSrsGnEn2Xr77NObAfyt3CarntRfl38mS4iUSX7f24+TO0tL2?= =?us-ascii?Q?0iSrBaN3sv9NI+adD/h3jfQeYR7/cRvBZgMj9brKQfOHA0BjIsPPYZOMYQQz?= =?us-ascii?Q?BtZxBgHT8Sr4NpEBn8U+iR1daOCMb4y4MLy4WGLcxJxnjvV7mfWjXVQA2e7h?= =?us-ascii?Q?1FOS0APPaqRdzOuLUl0a4cve/SV0CTLQ2lbtm3K+J/IqE22eN8Xl48b+sK1I?= =?us-ascii?Q?J4NHaWLgtYaSLD0R/JEMOphzUBvIdZfcTVUmJyrMYtlsb6eiAGExp9SOpADv?= =?us-ascii?Q?xAzefLrVoAmsmVIYuWzF0ONeIPjG5+JVg5JopkmOghcuhuf7M2zbwU+yEBJx?= =?us-ascii?Q?OkwJC7JV2zNuDn7nY763N2vsq8CvoU/ttTHfZ65HNb13YpnA7unNdvh0ubGm?= =?us-ascii?Q?Qyhj+dPN6BRM+GFPMjffWmyYNrOdASo8hoef0UgXxPWHr9D5EcVdbZPa7NRP?= =?us-ascii?Q?5cPl4RojdcZEVmgiMeJnFp5uNFeRs6Emo6gxHLQgeKNTgDiTJqwUqgE8UqDB?= =?us-ascii?Q?Pd2RhpIlLoz30qEY22ChdszYGgMZXHqizccUuY/LWQmxrjCkt9SoOaQhL+CR?= =?us-ascii?Q?q9IHjGJEH/3gkDUAQxc0pN/ew3JK3dm1cUZmHsFcIPkZtIUC?= X-OriginatorOrg: heitbaum.com X-MS-Exchange-CrossTenant-Network-Message-Id: 5448a37f-a813-495b-4bda-08df018cc388 X-MS-Exchange-CrossTenant-AuthSource: SY7P282MB4909.AUSP282.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 24 Aug 2026 03:06:59.8638 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 35ffebb5-7282-4da6-8519-efab29b0108e X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: KvLZYHjclPMmmtMW9ksGjq5twh6Kf6qAKKL5rfsbt5nju9CGcTe7nCn91T+bXzTfrhF2AM21wiRpeXVFPniieA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SYDP282MB263816 The hym8563 on i2c2 does not ack: rtc-hym8563 2-0051: could not init device, -6 It is also the ext_clock for sdio-pwrseq, so wifi does not come up either. i2c2 runs at 400 kHz with no scl edge times. The core defaults both to 300 ns and rk3x-i2c calculates a 900 ns high period, which is short for this bus - it acks at 100 kHz. Set the edges to the values i2c3 already uses, giving 1050 ns at 400 kHz. Tested on a Radxa ROCK Pi N10: rtc0 registers and keeps time across a reboot, and wifi activates. Signed-off-by: Rudi Heitbaum --- arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi b/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi index 64e6ba345739..074f09c6d11c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399pro-vmarc-som.dtsi @@ -296,6 +296,8 @@ &i2c1 { &i2c2 { clock-frequency = <400000>; + i2c-scl-falling-time-ns = <15>; + i2c-scl-rising-time-ns = <450>; status = "okay"; hym8563: rtc@51 { -- 2.53.0