soc/cavium/cn81xx/spi: Add function to return SPI clock

Change-Id: I07c95b9ea14d47da0497470487fa3f162f8012c8
Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
Reviewed-on: https://review.coreboot.org/28789
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/soc/cavium/cn81xx/include/soc/spi.h b/src/soc/cavium/cn81xx/include/soc/spi.h
index bb69daac91..33f0f2988b 100644
--- a/src/soc/cavium/cn81xx/include/soc/spi.h
+++ b/src/soc/cavium/cn81xx/include/soc/spi.h
@@ -29,6 +29,7 @@ void spi_set_clock(const size_t bus,
 		   const size_t speed_hz,
 		   const size_t idle_low,
 		   const size_t idle_cycles);
+uint64_t spi_get_clock(const size_t bus);
 void spi_set_lsbmsb(const size_t bus, const size_t lsb_first);
 void spi_init_custom(const size_t bus,
 		     const size_t speed_hz,