soc/intel: Drop romstage_after_car()

Platforms moved to POSTCAR_STAGE so these are no longer used.

Change-Id: I9a7b5a1f29b402d0e996f2c2f8c6db3800cdddf3
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/30387
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

src/soc/intel/baytrail/include/soc/romstage.h

@@ -33,7 +33,6 @@ void mainboard_romstage_entry(struct romstage_params *params);
 void romstage_common(struct romstage_params *params);
 void *asmlinkage romstage_main(unsigned long bist, uint32_t tsc_lo,
                                 uint32_t tsc_high);
-void asmlinkage romstage_after_car(void);
 void raminit(struct mrc_params *mp, int prev_sleep_state);
 void gfx_init(void);
 void tco_disable(void);

src/soc/intel/baytrail/romstage/romstage.c

@@ -230,13 +230,6 @@ void romstage_common(struct romstage_params *params)
 	romstage_handoff_init(prev_sleep_state == ACPI_S3);
 }
 
-void asmlinkage romstage_after_car(void)
-{
-	/* Load the ramstage. */
-	run_ramstage();
-	while (1);
-}
-
 static inline uint32_t *stack_push(u32 *stack, u32 value)
 {
 	stack = &stack[-1];

src/soc/intel/broadwell/include/soc/romstage.h

@@ -31,7 +31,6 @@ void mainboard_romstage_entry(struct romstage_params *params);
 void romstage_common(struct romstage_params *params);
 asmlinkage void *romstage_main(unsigned long bist, uint32_t tsc_lo,
 			       uint32_t tsc_high);
-asmlinkage void romstage_after_car(void);
 void raminit(struct pei_data *pei_data);
 void *setup_stack_and_mtrrs(void);
 

src/soc/intel/broadwell/romstage/romstage.c

@@ -139,12 +139,4 @@ void romstage_common(struct romstage_params *params)
 	romstage_handoff_init(params->power_state->prev_sleep_state == ACPI_S3);
 }
 
-asmlinkage void romstage_after_car(void)
-{
-	/* Load the ramstage. */
-	run_ramstage();
-	while (1)
-		;
-}
-
 void __weak mainboard_pre_console_init(void) {}