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海思3518EV300+SC2235 I2C无法通信
sensor的地址是0x60,我用i2c读取时timeout,然后测试各种地址都是timeout,求热心网友帮忙看一下
~ # i2cdump -f -y 1 0x60
0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef
00: hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
^VXX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX XXXXXXXXXXXXXXXX
~ # i2cdump -f -y 1 0x60
0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef
00: hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
^VXX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX hibvt-i2c 12061000.i2c: wait idle timeout, RIS: 0x10, SR: 0xa0000
XX XXXXXXXXXXXXXXXX
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