Add MLB+ clock to R8A7791 device tree.
Signed-off-by: NAndrey Gusakov <andrey.gusakov@cogentembedded.com>
[Sergei: rebased, renamed, added changelog]
Signed-off-by: NSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: NSimon Horman <horms+renesas@verge.net.au>