nb/intel/sandybridge: Make the mainboard_early_init hook optional

This adds an empty weakly linked default. The rationale behind this
change is that without the callback some features might not work
but that the result is likely still able to boot, so it can be made
optional.

Change-Id: I62c8010aa81fc45d208e9293feb2f45b45f34a82
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/36780
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

7 files changed, 0 insertions, 28 deletions

diff --git a/src/mainboard/lenovo/l520/romstage.c b/src/mainboard/lenovo/l520/romstage.c
index 82f63776d9..fc67e5adcf 100644
--- a/src/mainboard/lenovo/l520/romstage.c
+++ b/src/mainboard/lenovo/l520/romstage.c
@@ -47,10 +47,6 @@ const struct southbridge_usb_port mainboard_usb_ports[] = {
 	{ 1, 0, -1 },
 };
 
-void mainboard_early_init(int s3resume)
-{
-}
-
 void mainboard_config_superio(void)
 {
 }
diff --git a/src/mainboard/lenovo/s230u/romstage.c b/src/mainboard/lenovo/s230u/romstage.c
index 754c49aa4f..48d26c2519 100644
--- a/src/mainboard/lenovo/s230u/romstage.c
+++ b/src/mainboard/lenovo/s230u/romstage.c
@@ -64,10 +64,6 @@ const struct southbridge_usb_port mainboard_usb_ports[] = {
 	{ 1, 1, 6 },
 };
 
-void mainboard_early_init(int s3resume)
-{
-}
-
 void mainboard_config_superio(void)
 {
 }
diff --git a/src/mainboard/lenovo/t430s/variants/t431s/romstage.c b/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
index e7b43db487..3f62f06c58 100644
--- a/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
+++ b/src/mainboard/lenovo/t430s/variants/t431s/romstage.c
@@ -54,7 +54,3 @@ void mainboard_get_spd(spd_raw_data *spd, bool id_only)
 	memcpy(&spd[0], spd_file, spd_file_len);
 	read_spd(&spd[2], 0x51, id_only);
 }
-
-void mainboard_early_init(int s3resume)
-{
-}
diff --git a/src/mainboard/lenovo/x131e/romstage.c b/src/mainboard/lenovo/x131e/romstage.c
index 2a6ee2733b..6f176c78f7 100644
--- a/src/mainboard/lenovo/x131e/romstage.c
+++ b/src/mainboard/lenovo/x131e/romstage.c
@@ -51,10 +51,6 @@ void mainboard_get_spd(spd_raw_data *spd, bool id_only)
 	read_spd(&spd[2], 0x52, id_only);
 }
 
-void mainboard_early_init(int s3resume)
-{
-}
-
 void mainboard_config_superio(void)
 {
 }
diff --git a/src/mainboard/lenovo/x1_carbon_gen1/romstage.c b/src/mainboard/lenovo/x1_carbon_gen1/romstage.c
index b779c4eff5..eb2a5b19f5 100644
--- a/src/mainboard/lenovo/x1_carbon_gen1/romstage.c
+++ b/src/mainboard/lenovo/x1_carbon_gen1/romstage.c
@@ -104,10 +104,6 @@ void mainboard_get_spd(spd_raw_data *spd, bool id_only)
 	memcpy(&spd[2], memory, 256);
 }
 
-void mainboard_early_init(int s3resume)
-{
-}
-
 void mainboard_config_superio(void)
 {
 }
diff --git a/src/mainboard/lenovo/x220/romstage.c b/src/mainboard/lenovo/x220/romstage.c
index af92f9ba8e..8460208ddb 100644
--- a/src/mainboard/lenovo/x220/romstage.c
+++ b/src/mainboard/lenovo/x220/romstage.c
@@ -91,10 +91,6 @@ void mainboard_get_spd(spd_raw_data *spd, bool id_only)
 	read_spd (&spd[2], 0x51, id_only);
 }
 
-void mainboard_early_init(int s3resume)
-{
-}
-
 void mainboard_config_superio(void)
 {
 }
diff --git a/src/mainboard/lenovo/x230/romstage.c b/src/mainboard/lenovo/x230/romstage.c
index 60016a4f07..6f1013567b 100644
--- a/src/mainboard/lenovo/x230/romstage.c
+++ b/src/mainboard/lenovo/x230/romstage.c
@@ -56,10 +56,6 @@ void mainboard_get_spd(spd_raw_data *spd, bool id_only)
 	read_spd (&spd[2], 0x51, id_only);
 }
 
-void mainboard_early_init(int s3resume)
-{
-}
-
 void mainboard_config_superio(void)
 {
 }