southbridge/intel: Tidy up preprocessor and headers

Change-Id: I52a7b39566acd64ac21a345046675e05649a40f5
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34980
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/southbridge/intel/ibexpeak/lpc.c

@@ -34,6 +34,7 @@
 #include <cbmem.h>
 #include <string.h>
 #include <cpu/x86/smm.h>
+#include "chip.h"
 #include "pch.h"
 #include "nvs.h"
 #include <southbridge/intel/common/pciehp.h>

src/southbridge/intel/ibexpeak/me.h

@@ -239,17 +239,14 @@ typedef enum {
 /* Defined in me_status.c for both romstage and ramstage */
 void intel_me_status(struct me_hfs *hfs, struct me_gmes *gmes);
 
-#ifdef __PRE_RAM__
 void intel_early_me_status(void);
 int intel_early_me_init(void);
 int intel_early_me_uma_size(void);
 int intel_early_me_init_done(u8 status);
-#endif
 
-#ifdef __SMM__
 void intel_me_finalize_smm(void);
 void intel_me8_finalize_smm(void);
-#endif
+
 typedef struct {
 	u32       major_version  : 16;
 	u32       minor_version  : 16;

src/southbridge/intel/ibexpeak/pch.h

@@ -51,29 +51,26 @@
 #ifndef __ACPI__
 #define DEBUG_PERIODIC_SMIS 0
 
-#if !defined(__ASSEMBLER__)
-#if !defined(__PRE_RAM__)
-#if !defined(__SIMPLE_DEVICE__)
-#include "chip.h"
-void pch_enable(struct device *dev);
-#endif
 int pch_silicon_revision(void);
 int pch_silicon_type(void);
 int pch_silicon_supported(int type, int rev);
 void pch_iobp_update(u32 address, u32 andvalue, u32 orvalue);
-#if CONFIG(ELOG)
-void pch_log_state(void);
-#endif
-#else /* __PRE_RAM__ */
 void enable_smbus(void);
 void enable_usb_bar(void);
+
+#if ENV_ROMSTAGE
 int smbus_read_byte(unsigned device, unsigned address);
 int smbus_write_byte(unsigned device, unsigned address, u8 data);
 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 early_thermal_init(void);
 void southbridge_configure_default_intmap(void);
-#endif
+
+#ifndef __ROMCC__
+#include <device/device.h>
+void pch_enable(struct device *dev);
 #endif
 
 #define MAINBOARD_POWER_OFF	0

src/southbridge/intel/ibexpeak/sata.c

@@ -25,6 +25,7 @@
 #include <acpi/sata.h>
 #include <types.h>
 
+#include "chip.h"
 #include "pch.h"
 
 typedef struct southbridge_intel_ibexpeak_config config_t;