|
发表于 2017-10-20 15:50:19
只看该作者
5#
以下是Kernel log,从log里看是request gpio fail,什么情况会出现request gpio fail
[ 142.350342] cpu cpu0: _set_opp_voltage: failed to set voltage (900000 900000 900000 mV): -110
[ 142.350659] cpufreq: __target_index: Failed to change cpu frequency: -110
[ 142.490657] gpio-17 (sysfs): gpiod_request: status -16
[ 142.490666] E:camsys_extdev_register(257): Request RK30_PIN0_PC1(17) failed
[ 142.490726] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.490740] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.490744] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 142.503459] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.503628] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.537207] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.537226] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.537231] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 142.549938] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.550117] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.583607] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.583625] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.583630] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 142.596339] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.596512] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.633650] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.633669] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.633675] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 142.646374] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.646542] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.679783] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.679802] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.679807] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 142.692553] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.692725] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.725947] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.725965] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 142.725970] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 142.738674] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 142.738843] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 143.428665] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 143.428684] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 143.428690] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 143.441459] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 143.441633] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 143.473028] rk3x-i2c ff650000.i2c: timeout, ipd: 0x00, state: 1
[ 143.475181] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 143.475198] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 143.475203] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 143.488022] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 143.488200] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 143.521820] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 143.521839] of_get_named_gpiod_flags: parsed 'rockchip,gpios' property of node '/isp@ff910000[0]' - status (0)
[ 143.521844] gpio-15 (camsys_gpio): gpiod_request: status -16
[ 143.534560] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 143.534731] E:camsys_i2c_write(83): i2c write dev(addr:0x6c) failed!,err = -6
[ 144.472997] rk3x-i2c ff650000.i2c: timeout, ipd: 0x00, state: 1
[ 144.473028] cpu cpu0: _set_opp_voltage: failed to set voltage (1200000 1200000 1200000 mV): -110
[ 144.473127] cpufreq: __target_index: Failed to change cpu frequency: -110 |
|