[coreboot-gerrit] Change in coreboot[master]: soc/intel/broadwell: Use `mp_cpu_bus_init`

[Angel Pons (Code Review)]

Angel Pons has submitted this change. ( https://review.coreboot.org/c/coreboot/+/46886 )

Change subject: soc/intel/broadwell: Use `mp_cpu_bus_init`
......................................................................

soc/intel/broadwell: Use `mp_cpu_bus_init`

This is needed to allow switching to Haswell CPU code in the future.

Change-Id: Ic642f32f9c4a269a66ac470b7a7217f20ff8bfba
Signed-off-by: Angel Pons 
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46886
Reviewed-by: Arthur Heymans 
Tested-by: build bot (Jenkins) 
---
M src/soc/intel/broadwell/cpu/cpu.c
M src/soc/intel/broadwell/include/soc/ramstage.h
M src/soc/intel/broadwell/northbridge.c
3 files changed, 2 insertions(+), 5 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Arthur Heymans: Looks good to me, approved

diff --git a/src/soc/intel/broadwell/cpu/cpu.c b/src/soc/intel/broadwell/cpu/cpu.c
index 72efa3d..7005c4b 100644
--- a/src/soc/intel/broadwell/cpu/cpu.c
+++ b/src/soc/intel/broadwell/cpu/cpu.c
@@ -616,10 +616,8 @@
    .post_mp_init = post_mp_init,
 };

-void broadwell_init_cpus(struct device *dev)
+void mp_init_cpus(struct bus *cpu_bus)
 {
-	struct bus *cpu_bus = dev->link_list;
-
    if (mp_init_with_smm(cpu_bus, &mp_ops))
    	printk(BIOS_ERR, "MP initialization failure.\n");
 }
diff --git a/src/soc/intel/broadwell/include/soc/ramstage.h b/src/soc/intel/broadwell/include/soc/ramstage.h
index 5d7eceb..4d057ac 100644
--- a/src/soc/intel/broadwell/include/soc/ramstage.h
+++ b/src/soc/intel/broadwell/include/soc/ramstage.h
@@ -7,7 +7,6 @@
 #include <soc/intel/broadwell/chip.h>

void broadwell_init_pre_device(void *chip_info);
-void broadwell_init_cpus(struct device *dev);

#if CONFIG(HAVE_REFCODE_BLOB)
 void broadwell_run_reference_code(void);
diff --git a/src/soc/intel/broadwell/northbridge.c b/src/soc/intel/broadwell/northbridge.c
index 5f7d43b..e2b84b3 100644
--- a/src/soc/intel/broadwell/northbridge.c
+++ b/src/soc/intel/broadwell/northbridge.c
@@ -461,7 +461,7 @@
 static struct device_operations cpu_bus_ops = {
    .read_resources   = noop_read_resources,
    .set_resources    = noop_set_resources,
-	.init             = &broadwell_init_cpus,
+	.init             = mp_cpu_bus_init,
 };

static void broadwell_enable(struct device *dev)