spi: sh-msiof: SITSCR/SIRSCR bitfield conversion

Convert MSIOF Transmit and Receive Clock Select Register field accesses
to use the FIELD_PREP() bitfield access macro.

This gets rid of explicit shifts and custom field preparation macros.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://patch.msgid.link/f2462c99b6ea2e45b995ab4509c2f039043da032.1747401908.git.geert+renesas@glider.be
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Geert Uytterhoeven 2025-05-16 15:32:13 +02:00 • committed by Mark Brown
commit c2cc4b72fc
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