Using sunxi-bsp on A20... Why are these probe deferrals occurring? Deferrals means the drivers are waiting on something else to load/initialize, what are they waiting on?
I suspect my image sensor won't initialize because it doesn't have power. root@linaro-developer:~# modprobe sun4i_csi0 <6>[CSI]Welcome to CSI driver <6>[CSI]csi_init [CSI_DEBUG]csi_probe [CSI_DEBUG]dev->ccm_cfg[0] = bf139f98 [CSI_DEBUG]dev->ccm_cfg[0]->ccm = ov2643 [CSI_DEBUG]dev->ccm_cfg[0]->twi_id = 1 [CSI_DEBUG]dev->ccm_cfg[0]->i2c_addr = 42 [CSI_DEBUG]dev->ccm_cfg[0]->interface = 0 [CSI_DEBUG]dev->ccm_cfg[0]->vflip = 1 [CSI_DEBUG]dev->ccm_cfg[0]->hflip = 0 [CSI_DEBUG]dev->ccm_cfg[0]->iovdd_str = [CSI_DEBUG]dev->ccm_cfg[0]->avdd_str = [CSI_DEBUG]dev->ccm_cfg[0]->dvdd_str = [CSI_DEBUG]dev->ccm_cfg[0]->flash_pol = 0 <6>[CSI]registered sub device,input_num = 0 <6>platform reg-20-cs-ldoio0: Driver reg-20-cs-ldoio0 requests probe deferral [CSI_DEBUG]dev->ccm_cfg[0]->sd = eea5e800 <6>platform reg-20-cs-buck3: Driver reg-20-cs-buck3 requests probe deferral <6>platform reg-20-cs-ldo2: Driver reg-20-cs-ldo2 requests probe deferral <6>platform reg-20-cs-ldo3: Driver reg-20-cs-ldo3 requests probe deferral [CSI_DEBUG]dev->ccm_cfg[0]->ccm_info = bf13a034 [CSI_DEBUG]dev->ccm_cfg[0]->ccm_info.iocfg = 0 <6>platform reg-20-cs-ldo4: Driver reg-20-cs-ldo4 requests probe deferral <6>platform reg-20-cs-buck2: Driver reg-20-cs-buck2 requests probe deferral [CSI_DEBUG]dev->ccm_cfg[0]->ccm_info.vref = 0 [CSI_DEBUG]dev->ccm_cfg[0]->ccm_info.href = 1 [CSI_DEBUG]dev->ccm_cfg[0]->ccm_info.clock = 1 [CSI_DEBUG]dev->ccm_cfg[0]->ccm_info.mclk = 24000000 [CSI_DEBUG]dev->ccm_cfg[0]->iovdd = (null) [CSI_DEBUG]dev->ccm_cfg[0]->avdd = (null) [CSI_DEBUG]dev->ccm_cfg[0]->dvdd = (null) <6>[CSI]V4L2 device registered as video0 <6>platform reg-20-cs-buck2: Driver reg-20-cs-buck2 requests probe deferral [CSI_DEBUG]csi_open <6>platform reg-20-cs-ldo4: Driver reg-20-cs-ldo4 requests probe deferral <6>platform reg-20-cs-ldo3: Driver reg-20-cs-ldo3 requests probe deferral root@linaro-developer:~# <6>platform reg-20-cs-ldo2: Driver reg-20-cs-ldo2 requests probe deferral <6>platform reg-20-cs-buck3: Driver reg-20-cs-buck3 requests probe deferral <6>platform reg-20-cs-ldoio0: Driver reg-20-cs-ldoio0 requests probe deferral <6>[CSI_ERR][OV2643]Error -5 on register write <6>[CSI_ERR][OV2643]sensor_read err at sensor_detect! <6>[CSI_ERR][OV2643]chip found is not an target chip. <6>[CSI_ERR]sensor initial error when csi open! -- Jon Smirl [email protected] -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
