uboot-imx

tpm: use the BIT() macro where applicable

Fix following checkpatch.pl issue in TPM-related code:

    CHECK: Prefer using the BIT macro

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>