[coreboot-gerrit] Change in coreboot[master]: soc/mediatek/mt8183/sspm.c: Use mtlib_load_and_run API

[Yidi Lin (Code Review)]

Yidi Lin has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/48233 )

Change subject: soc/mediatek/mt8183/sspm.c: Use mtlib_load_and_run API
......................................................................

soc/mediatek/mt8183/sspm.c: Use mtlib_load_and_run API

Use mtlib_load_and_run API to load and run sspm firmware.
TEST=emerge-kukui coreboot

Change-Id: I63c4b99342bdebb2a94cbf0c6380b0a6817853e7
Signed-off-by: Yidi Lin 
---
M src/soc/mediatek/mt8183/Makefile.inc
M src/soc/mediatek/mt8183/sspm.c
2 files changed, 9 insertions(+), 20 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/33/48233/1

diff --git a/src/soc/mediatek/mt8183/Makefile.inc b/src/soc/mediatek/mt8183/Makefile.inc
index 43893c3..d2d0390 100644
--- a/src/soc/mediatek/mt8183/Makefile.inc
+++ b/src/soc/mediatek/mt8183/Makefile.inc
@@ -52,6 +52,7 @@
 ramstage-y += ../common/i2c.c i2c.c
 ramstage-y += ../common/mmu_operations.c mmu_operations.c
 ramstage-y += ../common/mtcmos.c mtcmos.c
+ramstage-y += ../common/mtlib.c
 ramstage-y += ../common/pmic_wrap.c
 ramstage-y += ../common/rtc.c rtc.c
 ramstage-y += soc.c
diff --git a/src/soc/mediatek/mt8183/sspm.c b/src/soc/mediatek/mt8183/sspm.c
index efcf545..fca108b 100644
--- a/src/soc/mediatek/mt8183/sspm.c
+++ b/src/soc/mediatek/mt8183/sspm.c
@@ -1,29 +1,17 @@
 /* SPDX-License-Identifier: GPL-2.0-only */

-#include <arch/barrier.h>
-#include <cbfs.h>
-#include <console/console.h>
 #include <device/mmio.h>
+#include <soc/mtlib_common.h>
 #include <soc/sspm.h>
-#include <string.h>

-#define BUF_SIZE (64 * KiB)
-static uint8_t sspm_bin[BUF_SIZE] __aligned(8);
+#define SSPM_FW_FILE	"sspm.bin"
+
+static void reset_sspm(void)
+{
+	write32(&mt8183_sspm->sw_rstn, 0x1);
+}

void sspm_init(void)
 {
-	const char *file_name = "sspm.bin";
-	size_t fw_size = cbfs_boot_load_file(file_name,
-					     sspm_bin,
-					     sizeof(sspm_bin),
-					     CBFS_TYPE_RAW);
-
-	if (fw_size == 0)
-		die("SSPM file :sspm.bin not found.");
-
-	memcpy((void *)SSPM_SRAM_BASE, sspm_bin, fw_size);
-	/* Memory barrier to ensure that all fw code is loaded
-	   before we release the reset pin. */
-	mb();
-	write32(&mt8183_sspm->sw_rstn, 0x1);
+	mtlib_load_and_run(SSPM_FW_FILE, (void *)SSPM_SRAM_BASE, reset_sspm);
 }