[][drivers: spi: add SPI calibration support to SPINAND/SPI-NOR/SPI TPM]

[Description]
Add SPI calibration support to SPINAND/SPI-NOR/SPI TPM.
Now this works ok for SPIM.
We can implement SNFI part later.

[Release-log]
N/A

Change-Id: I1de08cb9853c475f9cb0d1ba5512259555ea806a
Reviewed-on: https://gerrit.mediatek.inc/c/openwrt/feeds/mtk_openwrt_feeds/+/6151756
5 files changed