Fix plat-*(stm/sunxi/vexpress) core configuration debug information error

The error message for TA_RAM and NSEC_SHM memory is not correct,
Fix it to let the debug message information match with its propose.
plat-sunxi: Use register macro name to replacement hardcode value, Easier to understand the code purpose.
driver/uart: support hanlde multiple uarts.

1.Every uart driver interfaces will pass the base address;
2.Move console_*() functions into a platform specific console.c.
plat-sunxi: change platform specific files head copyright

Change plat-sunxi platform specific files head copyright from
<STMicroelectronics International N.V.> to <Allwinner Technology Co., Ltd.>
plat-sunxi: cleanup platform specific file comment style

1.Delete comment with STM or ST;
2.Change code comment change form // to /**/.