sb/intel/ibexpeak: Move some early PCH init after console init

Some of the initialization isn't necessary before console INIT is
done.

EHCI debug still works fine on the Lenovo Thinkpad X201.

Change-Id: I0c33efd98844f7188e0258cf9f90049d45145e7c
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35949
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/northbridge/intel/nehalem/romstage.c

@@ -45,11 +45,13 @@ void mainboard_romstage_entry(void)
 	/* TODO, make this configurable */
 	nehalem_early_initialization(NEHALEM_MOBILE);
 
-	early_pch_init();
+	pch_pre_console_init();
 
 	/* Initialize console device(s) */
 	console_init();
 
+	early_pch_init();
+
 	/* Read PM1_CNT, DON'T CLEAR IT or raminit will fail! */
 	reg32 = inl(DEFAULT_PMBASE + 0x04);
 	printk(BIOS_DEBUG, "PM1_CNT: %08x\n", reg32);

src/southbridge/intel/ibexpeak/early_pch.c

@@ -80,10 +80,14 @@ static void pch_default_disable(void)
 	RCBA32(FD2) = 1;
 }
 
-void early_pch_init(void)
+void pch_pre_console_init(void)
 {
 	early_lpc_init();
 	mainboard_lpc_init();
+}
+
+void early_pch_init(void)
+{
 	early_gpio_init();
 	/* TODO, make this configurable */
 	pch_setup_cir(NEHALEM_MOBILE);

src/southbridge/intel/ibexpeak/pch.h

@@ -62,6 +62,7 @@ int smbus_block_read(unsigned device, unsigned cmd, u8 bytes, u8 *buf);
 int smbus_block_write(unsigned device, unsigned cmd, u8 bytes, const u8 *buf);
 #endif
 
+void pch_pre_console_init(void);
 void early_pch_init(void);
 
 void early_thermal_init(void);