
接串口,通个电试一试。

根据玩机经验,先用 XFEL 把 FLASH 先备份出来 ^_^
最好备份两次以上,对比两次备份的文件是否一致。
@xucw15990192241 在 T113 emmc启动,挂载rootfs失败 中说:
[ 2.249963] sun8iw20-pinctrl 2000000.pinctrl: pin PC2 already requested by 4025000.spi; cannot claim for 4022000.sdmmc
[ 2.261942] sun8iw20-pinctrl 2000000.pinctrl: pin-66 (4022000.sdmmc) status -22
[ 2.270096] sun8iw20-pinctrl 2000000.pinctrl: could not request pin 66 (PC2) from group PC2 on device 2000000.pinctrl
[ 2.282043] sunxi-mmc 4022000.sdmmc: Error applying setting, reverse things back
[ 2.290332] sunxi-mmc: probe of 4022000.sdmmc failed with error -22
需要先解决这个问题.
这里有逻辑分析仪抓到的数据: https://bbs.aw-ol.com/topic/263/share/15
这里有i2c数据生成软件: https://bbs.aw-ol.com/topic/263/share/35
可以参考这个帖子:D1s 在tina-sdk2.0下无法识别电阻触摸屏
改一下触摸屏驱动的时钟初始化寄存器参数
if (of_device_is_compatible(np, "allwinner,sun8i-ts"))
writel(ADC_FIRST_DLY(0xf) | ADC_FIRST_DLY_MODE(1)
| ADC_CLK_DIV(2) | FS_DIV(6) | T_ACQ(63),
ts->base + TP_CTRL0);
ln: /var/lib/bluetooth: No such file or directory
bluetoothd[296]: Bluetooth daemon 5.54
D-Bus setup failed: Failed to connect to socket /var/run/dbus/system_bus_socket: No such file or directory
bluetoothd[296]: Unable to get on D-Bus
bluealsa: Couldn't initialize controller thread: Bad file descriptor
看起来好像没开 dbus?
@mxlol233
再执行一次 make menuconfig就可以了,原因是有些 package 在新版本过时了,那个只是一个 warning 而已,不是错误。