plat: Fix latona pinmuxing.

Signed-off-by: David Rodero <david@codiguiel.net>
latona: Fixed hsmmc according to Samsung kernel.

Signed-off-by: David Rodero <david@codiguiel.net>
latona: fixed i2c buses according to Samsung Kernel.

Signed-off-by: David Rodero <david@codiguiel.net>