This way the validator can know that the two cells constitute a singlej
pair of clock phase degrees value, not separate items Otherwise it is
unhappy:[...]
mmc-controller.example.dt.yaml: mmc@ab000000: clk-phase-sd-hs:0:
[63] is too short
mmc-controller.example.dt.yaml: mmc@ab000000: clk-phase-sd-hs:1:
[72] is too short
Signed-off-by: Lubomir Rintel <lkundrak@xxxxx>