[U-Boot] [PATCH] spl: pass args to board_return_to_bootrom

[Peng Fan]

Pass spl_image and bootdev to board_return_bootrom.
i.MX8MN needs the args to let ROM to load images

Cc: Simon Glass <sjg at chromium.org>
Cc: Philipp Tomsich <philipp.tomsich at theobroma-systems.com>
Cc: Kever Yang <kever.yang at rock-chips.com>
Signed-off-by: Peng Fan <peng.fan at nxp.com>
---

This is to prepare i.MX8MM ROMAPI support, and
This is an updated version for https://patchwork.ozlabs.org/patch/1128834/,
because there are changes in rockchip spl/tpl.

Kever, Philipp
 Please help review again. Thanks.

 arch/arm/cpu/arm926ejs/spear/spl.c | 5 ++++-
 arch/arm/mach-rockchip/spl.c       | 5 ++++-
 arch/arm/mach-rockchip/tpl.c       | 5 ++++-
 common/spl/spl_bootrom.c           | 7 ++++---
 include/spl.h                      | 3 ++-
 5 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/arch/arm/cpu/arm926ejs/spear/spl.c b/arch/arm/cpu/arm926ejs/spear/spl.c
index fc332fb626..a919a455eb 100644
--- a/arch/arm/cpu/arm926ejs/spear/spl.c
+++ b/arch/arm/cpu/arm926ejs/spear/spl.c
@@ -277,7 +277,8 @@ void board_init_f(ulong dummy)
  * BootROM code right after having initialized a few components like the DRAM).
  * The following function is called from SPL common code (board_init_r).
  */
-void board_return_to_bootrom(void)
+int board_return_to_bootrom(struct spl_image_info *spl_image,
+			    struct spl_boot_device *bootdev)
 {
 	/*
 	 * Retrieve the BootROM's stack pointer and jump back to the start of
@@ -294,4 +295,6 @@ void board_return_to_bootrom(void)
 		      "bl back_to_bootrom;"
 #endif
 		      );
+
+	return 0;
 }
diff --git a/arch/arm/mach-rockchip/spl.c b/arch/arm/mach-rockchip/spl.c
index 33137cc5ef..92102b39e7 100644
--- a/arch/arm/mach-rockchip/spl.c
+++ b/arch/arm/mach-rockchip/spl.c
@@ -14,9 +14,12 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-void board_return_to_bootrom(void)
+int board_return_to_bootrom(struct spl_image_info *spl_image,
+			    struct spl_boot_device *bootdev)
 {
 	back_to_bootrom(BROM_BOOT_NEXTSTAGE);
+
+	return 0;
 }
 
 __weak const char * const boot_devices[BROM_LAST_BOOTSOURCE + 1] = {
diff --git a/arch/arm/mach-rockchip/tpl.c b/arch/arm/mach-rockchip/tpl.c
index 55f6e922d0..c3734cb070 100644
--- a/arch/arm/mach-rockchip/tpl.c
+++ b/arch/arm/mach-rockchip/tpl.c
@@ -77,9 +77,12 @@ void board_init_f(ulong dummy)
 	}
 }
 
-void board_return_to_bootrom(void)
+int board_return_to_bootrom(struct spl_image_info *spl_image,
+			    struct spl_boot_device *bootdev)
 {
 	back_to_bootrom(BROM_BOOT_NEXTSTAGE);
+
+	return 0;
 }
 
 u32 spl_boot_device(void)
diff --git a/common/spl/spl_bootrom.c b/common/spl/spl_bootrom.c
index 076f5d8d93..0eefd39a51 100644
--- a/common/spl/spl_bootrom.c
+++ b/common/spl/spl_bootrom.c
@@ -6,8 +6,10 @@
 #include <common.h>
 #include <spl.h>
 
-__weak void board_return_to_bootrom(void)
+__weak int board_return_to_bootrom(struct spl_image_info *spl_image,
+				   struct spl_boot_device *bootdev)
 {
+	return 0;
 }
 
 static int spl_return_to_bootrom(struct spl_image_info *spl_image,
@@ -19,8 +21,7 @@ static int spl_return_to_bootrom(struct spl_image_info *spl_image,
 	 * the ROM), it will implement board_return_to_bootrom() and
 	 * should not return from it.
 	 */
-	board_return_to_bootrom();
-	return false;
+	return board_return_to_bootrom(spl_image, bootdev);
 }
 
 SPL_LOAD_IMAGE_METHOD("BOOTROM", 0, BOOT_DEVICE_BOOTROM, spl_return_to_bootrom);
diff --git a/include/spl.h b/include/spl.h
index a90f971a23..f4a5461b4e 100644
--- a/include/spl.h
+++ b/include/spl.h
@@ -382,7 +382,8 @@ void spl_optee_entry(void *arg0, void *arg1, void *arg2, void *arg3);
  * stage wants to return to the ROM code to continue booting, boards
  * can implement 'board_return_to_bootrom'.
  */
-void board_return_to_bootrom(void);
+int board_return_to_bootrom(struct spl_image_info *spl_image,
+			    struct spl_boot_device *bootdev);
 
 /**
  * board_spl_fit_post_load - allow process images after loading finished
-- 
2.16.4