[coreboot-gerrit] Change in coreboot[master]: [WIP]soc/amd/cezanne: Add ESPI support

[Bao Zheng (Code Review)]

Attention is currently required from: Zheng Bao.
Hello Zheng Bao,

I'd like you to do a code review. Please visit

https://review.coreboot.org/c/coreboot/+/49965

to review the following change.

Change subject: [WIP]soc/amd/cezanne: Add ESPI support
......................................................................

[WIP]soc/amd/cezanne: Add ESPI support

Change-Id: I7ed24e76df3c0542b04c0f072c1eaacceea4b71f
Signed-off-by: Zheng Bao 
---
M src/soc/amd/cezanne/Kconfig
M src/soc/amd/cezanne/early_fch.c
2 files changed, 7 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/65/49965/1

diff --git a/src/soc/amd/cezanne/Kconfig b/src/soc/amd/cezanne/Kconfig
index 23e55d1..df82b5f 100644
--- a/src/soc/amd/cezanne/Kconfig
+++ b/src/soc/amd/cezanne/Kconfig
@@ -25,6 +25,7 @@
    select SOC_AMD_COMMON_BLOCK_NONCAR
    select SOC_AMD_COMMON_BLOCK_PCI_MMCONF
    select SOC_AMD_COMMON_BLOCK_LPC
+	select SOC_AMD_COMMON_BLOCK_HAS_ESPI
    select SOC_AMD_COMMON_BLOCK_SMBUS
    select SOC_AMD_COMMON_BLOCK_SMI
    select SOC_AMD_COMMON_BLOCK_TSC_FAM17H_19H
diff --git a/src/soc/amd/cezanne/early_fch.c b/src/soc/amd/cezanne/early_fch.c
index 8353cb1..dd096e0 100644
--- a/src/soc/amd/cezanne/early_fch.c
+++ b/src/soc/amd/cezanne/early_fch.c
@@ -1,6 +1,7 @@
 /* SPDX-License-Identifier: GPL-2.0-only */

#include <amdblocks/acpimmio.h>
+#include <amdblocks/espi.h>
 #include <amdblocks/lpc.h>
 #include <amdblocks/smbus.h>
 #include <console/console.h>
@@ -32,4 +33,9 @@
 void fch_early_init(void)
 {
    fch_print_pmxc0_status();
+
+	if (CONFIG(SOC_AMD_COMMON_BLOCK_USE_ESPI)) {
+		espi_setup();
+		espi_configure_decodes();
+	}
 }