The PLL1_PD pin (a.k.a. STATUS_LD1) can be used as SPI readback pin. Make
this possible.
Signed-off-by: Mike Looijmans <mike.looijmans@topic.nl>
Link: https://lore.kernel.org/r/20230802064100.15793-3-mike.looijmans@topic.nlReviewed-by: Liam Beguin <liambeguin@gmail.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>