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soc/amd/sabrina/psp_verstage: Implement get_uart_base 

The Sabrina PSP doesn't support mapping the UART, so add a dummy
function to return NULL.

BUG=b:215599230
TEST=None

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Idad8e4874e78bb96730feecb5a7b17334d12217c
Reviewed-on: https://review.coreboot.org/c/coreboot/+/61609
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
This commit is contained in:
Raul E Rangel 2022-02-03 15:44:48 -07:00 committed by Raul Rangel
parent 2aa5618871
commit af382a77d7
2 changed files with 12 additions and 0 deletions
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1
src/soc/amd/sabrina/psp_verstage/Makefile.inc
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@ -11,6 +11,7 @@ subdirs-$(CONFIG_VBOOT_STARTS_BEFORE_BOOTBLOCK) += ../../common/psp_verstage
verstage-y += svc.c verstage-y += svc.c
verstage-y += chipset.c verstage-y += chipset.c
verstage-y += uart.c
verstage-y += $(top)/src/vendorcode/amd/fsp/sabrina/bl_uapp/bl_uapp_startup.S verstage-y += $(top)/src/vendorcode/amd/fsp/sabrina/bl_uapp/bl_uapp_startup.S
verstage-y += $(top)/src/vendorcode/amd/fsp/sabrina/bl_uapp/bl_uapp_end.S verstage-y += $(top)/src/vendorcode/amd/fsp/sabrina/bl_uapp/bl_uapp_end.S

11
src/soc/amd/sabrina/psp_verstage/uart.c Normal file
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@ -0,0 +1,11 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <bl_uapp/bl_syscall_public.h>
#include <amdblocks/uart.h>
#include <types.h>
uintptr_t get_uart_base(unsigned int idx)
{
/* Mapping the UART is not supported. */
return 0;
}