soc/amd/stoneyridge/southbridge: make sb_disable_4dw_burst static

sb_disable_4dw_burst is only used in the same compilation unit, so no
need to make it externally visible.

Change-Id: I6c7c96f67b98fb8ed808f45a7685c4d72a10d32c
Signed-off-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48431
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>

1 files changed, 0 insertions, 1 deletions

diff --git a/src/soc/amd/stoneyridge/include/soc/southbridge.h b/src/soc/amd/stoneyridge/include/soc/southbridge.h
index d346197fb0..e0ffd6102b 100644
--- a/src/soc/amd/stoneyridge/include/soc/southbridge.h
+++ b/src/soc/amd/stoneyridge/include/soc/southbridge.h
@@ -248,7 +248,6 @@ typedef struct aoac_devs {
 
 void enable_aoac_devices(void);
 void sb_clk_output_48Mhz(u32 osc);
-void sb_disable_4dw_burst(void);
 void sb_enable(struct device *dev);
 void southbridge_final(void *chip_info);
 void southbridge_init(void *chip_info);