no mmc?

root@imx6:/usr/ports/lang/lua53 # mkdir /mnt/test
root@imx6:/usr/ports/lang/lua53 # mount /dev/ada0s2a /mnt/test
mount: /dev/ada0s2a: Operation not permitted
root@imx6:/usr/ports/lang/lua53 # ls /dev
ada0            devstat         kbdmux0         sysmouse        ttyva
ada0s1          fb0             klog            ttyu0           ttyvb
ada0s2          fd              kmem            ttyu0.init      ufs
ada0s2a         fido            log             ttyu0.lock      ufssuspend
bpf             full            mdctl           ttyu1           ugen0.1
bpf0            geom.ctl        mem             ttyu1.init      ugen1.1
console         gpioc0          msdosfs         ttyu1.lock      ugen1.2
consolectl      gpioc1          nfslock         ttyv0           ugen1.3
ctty            gpioc2          null            ttyv1           uhid0
cuau0           gpioc3          openfirm        ttyv2           ukbd0
cuau0.init      gpioc4          pass0           ttyv3           ums0
cuau0.lock      gpioc5          pts             ttyv4           urandom
cuau1           gpioc6          random          ttyv5           usb
cuau1.init      iic0            reroot          ttyv6           usbctl
cuau1.lock      iic1            stderr          ttyv7           xpt0
devctl          kbd0            stdin           ttyv8           zero
devctl2         kbd1            stdout          ttyv9
root@imx6:/usr/ports/lang/lua53 # dmesg | grep mmc
mmc0: <MMC/SD bus> on sdhci_fsl0
mmc1: <MMC/SD bus> on sdhci_fsl1
mmc0: No compatible cards found on bus
mmc1: CMD8 failed, RESULT: 1
mmc1: ACMD41 failed, RESULT: 4
root@imx6:/usr/ports/lang/lua53 #