/dev/下已经有设备驱动:
i2c1不能用,系统提示:
感觉是设备树没有配置好,这是设备树:
没太明白tps那是干啥的,那这个i2c1的配置还少什么吗?
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tps是i2c0连接的设备节点。
你的i2c1是连接的什么设备?试试添加一下相应的设备节点。