soc/amd/stoneyridge: Add bootblock_fch_init

Add a method in bootblock that can be used for printing registers.

BUG=none
TEST=compiled grunt

Change-Id: I8dff30e589761fbad92cfc2709546dba169993d8
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Reviewed-on: https://review.coreboot.org/28059
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/soc/amd/stoneyridge/bootblock/bootblock.c

@@ -106,6 +106,8 @@ void bootblock_soc_init(void)
 	u32 val = cpuid_eax(1);
 	printk(BIOS_DEBUG, "Family_Model: %08x\n", val);
 
+	bootblock_fch_init();
+
 	/* Initialize any early i2c buses. */
 	i2c_soc_early_init();
 }

src/soc/amd/stoneyridge/include/soc/southbridge.h

@@ -449,6 +449,7 @@ uint16_t xhci_pm_read16(uint8_t reg);
 void xhci_pm_write32(uint8_t reg, uint32_t value);
 uint32_t xhci_pm_read32(uint8_t reg);
 void bootblock_fch_early_init(void);
+void bootblock_fch_init(void);
 /**
  * @brief Save the UMA bize returned by AGESA
  *

src/soc/amd/stoneyridge/southbridge.c

@@ -621,6 +621,7 @@ static void setup_misc(int *reboot)
 	}
 }
 
+/* Before console init */
 void bootblock_fch_early_init(void)
 {
 	int reboot = 0;
@@ -643,6 +644,9 @@ void bootblock_fch_early_init(void)
 	enable_aoac_devices();
 }
 
+/* After console init */
+void bootblock_fch_init(void) {}
+
 void sb_enable(device_t dev)
 {
 	printk(BIOS_DEBUG, "%s\n", __func__);