<![CDATA[全志mipi cci问题求助]]>请问sensor的iic接口是一定要接到mcsi或者ncsi接口上吗，能接到普通iic上吗？

如果是下面这种共用cci的接法是否可行呢，我用这种接法配置的时候mipi那路摄像头会出现select timeout

  +---------------+             +-----------------------+
  |               |   BT1120    +--------+              |
  |               | ----------> |  NCSI  |              |
  |    SENSOR0    |             +--------+              |
  |               |             |                       |
  |           I2C | ------+     |                       |
  +---------------+       |     |                       |
                          |     |                       |
                          +---> | NCSI0_SCL(SDA)        |
                          |     |                       |
  +---------------+       |     |                       |
  |           I2C | ------+     |                       |
  |               |             |                       |
  |    SENSOR1    |             |                       |
  |               |    MIPI     +--------+              |
  |               | ----------> |  MCSI  |              |
  +---------------+             +--------+              |
                                +-----------------------+
]]>https://bbs.aw-ol.com/topic/3723/全志mipi-cci问题求助RSS for NodeMon, 11 May 2026 18:06:49 GMTMon, 19 Jun 2023 03:45:42 GMT60<![CDATA[Reply to 全志mipi cci问题求助 on Wed, 28 Jun 2023 10:03:54 GMT]]>突然想起来之前在这里发过这个问题，现在已经解决了。

在内核配置.config中将CONFIG_CCI关闭，CONFIG_CCI_TO_TWI打开即可使用普通IIC，之前看文档不够仔细，现在直接将sensor1的SCL和SDA接到普通IIC就可以了。

# CONFIG_CCI is not set
CONFIG_CCI_TO_TWI=y
]]>https://bbs.aw-ol.com/post/16760https://bbs.aw-ol.com/post/16760Wed, 28 Jun 2023 10:03:54 GMT