Change in coreboot[master]: mb/google/cherry: add SPM loader init

[Rex-BC Chen (Code Review)]

Attention is currently required from: DAWEI CHIEN.
Hello DAWEI CHIEN,

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

https://review.coreboot.org/c/coreboot/+/55141

to review the following change.

Change subject: mb/google/cherry: add SPM loader init
......................................................................

mb/google/cherry: add SPM loader init

This patch adds support for loading spm firmware from cbfs to spm sram.

TEST=program counter of SPM is correct value after booting up.

Signed-off-by: Dawei Chien 
Signed-off-by: Edward-JW Yang 
Change-Id: I91787666f6b1421c065212e1f96619fdb2b966d7
---
M src/mainboard/google/cherry/mainboard.c
1 file changed, 4 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/41/55141/1

diff --git a/src/mainboard/google/cherry/mainboard.c b/src/mainboard/google/cherry/mainboard.c
index 2607a2d..04f4293 100644
--- a/src/mainboard/google/cherry/mainboard.c
+++ b/src/mainboard/google/cherry/mainboard.c
@@ -11,6 +11,7 @@
 #include <soc/i2c.h>
 #include <soc/mt6360.h>
 #include <soc/regulator.h>
+#include <soc/spm.h>
 #include <soc/usb.h>

#include "gpio.h"
@@ -124,6 +125,9 @@
    configure_sdcard();
    setup_usb_host();

+	if (spm_init())
+		printk(BIOS_ERR, "spm init failed, system suspend may not work\n");
+
    register_reset_to_bl31();
 }