arm64: renesas: Deduplicate R-Car Gen3 and Gen4 SPL

Move R-Car Gen3 and Gen4 jump_to_image_no_args() into dedicated
rcar64-spl.c file. The implementation of jump_to_image_no_args()
is identical. No functional change.

Reviewed-by: Quentin Schulz <[email protected]>
Signed-off-by: Marek Vasut <[email protected]>

4 files changed, 27 insertions, 39 deletions

diff --git a/board/renesas/common/Makefile b/board/renesas/common/Makefile
index 8c26c0afd90..347be5cc93c 100644
--- a/board/renesas/common/Makefile
+++ b/board/renesas/common/Makefile
@@ -17,7 +17,9 @@ endif
 
 # 64 bit SoCs
 ifdef CONFIG_RCAR_64
-ifndef CONFIG_XPL_BUILD
+ifdef CONFIG_XPL_BUILD
+obj-y	+= rcar64-spl.o
+else
 obj-y	+= rcar64-common.o
 endif
 
diff --git a/board/renesas/common/gen3-spl.c b/board/renesas/common/gen3-spl.c
index 44a20cef2df..9590b5d6a2e 100644
--- a/board/renesas/common/gen3-spl.c
+++ b/board/renesas/common/gen3-spl.c
@@ -5,13 +5,9 @@
  * Copyright (C) 2019 Marek Vasut <[email protected]>
  */
 
-#include <cpu_func.h>
-#include <image.h>
 #include <init.h>
-#include <log.h>
 #include <asm/io.h>
 #include <spl.h>
-#include <linux/bitops.h>
 
 #define RCAR_CNTC_BASE	0xE6080000
 #define CNTCR_EN	BIT(0)
@@ -33,23 +29,6 @@ u32 spl_boot_device(void)
 	return BOOT_DEVICE_UART;
 }
 
-void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
-{
-	debug("image entry point: 0x%lx\n", spl_image->entry_point);
-	if (spl_image->os == IH_OS_ARM_TRUSTED_FIRMWARE) {
-		typedef void (*image_entry_arg_t)(int, int, int, int)
-			__attribute__ ((noreturn));
-		image_entry_arg_t image_entry =
-			(image_entry_arg_t)(uintptr_t) spl_image->entry_point;
-		image_entry(IH_MAGIC, CONFIG_SPL_TEXT_BASE, 0, 0);
-	} else {
-		typedef void __noreturn (*image_entry_noargs_t)(void);
-		image_entry_noargs_t image_entry =
-			(image_entry_noargs_t)spl_image->entry_point;
-		image_entry();
-	}
-}
-
 void s_init(void)
 {
 }
diff --git a/board/renesas/common/gen4-spl.c b/board/renesas/common/gen4-spl.c
index 2aca8baf3dd..e46ef0a3075 100644
--- a/board/renesas/common/gen4-spl.c
+++ b/board/renesas/common/gen4-spl.c
@@ -76,23 +76,6 @@ struct legacy_img_hdr *spl_get_load_buffer(ssize_t offset, size_t size)
 	return map_sysmem(CONFIG_SYS_LOAD_ADDR + offset, 0);
 }
 
-void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
-{
-	debug("image entry point: 0x%lx\n", spl_image->entry_point);
-	if (spl_image->os == IH_OS_ARM_TRUSTED_FIRMWARE) {
-		typedef void (*image_entry_arg_t)(int, int, int, int)
-			__attribute__ ((noreturn));
-		image_entry_arg_t image_entry =
-			(image_entry_arg_t)(uintptr_t) spl_image->entry_point;
-		image_entry(IH_MAGIC, CONFIG_SPL_TEXT_BASE, 0, 0);
-	} else {
-		typedef void __noreturn (*image_entry_noargs_t)(void);
-		image_entry_noargs_t image_entry =
-			(image_entry_noargs_t)spl_image->entry_point;
-		image_entry();
-	}
-}
-
 #define APMU_BASE 0xe6170000U
 #define CL0GRP3_BIT			BIT(3)
 #define CL1GRP3_BIT			BIT(7)
diff --git a/board/renesas/common/rcar64-spl.c b/board/renesas/common/rcar64-spl.c
new file mode 100644
index 00000000000..76f2bde924e
--- /dev/null
+++ b/board/renesas/common/rcar64-spl.c
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2024 Marek Vasut <[email protected]>
+ */
+
+#include <image.h>
+#include <spl.h>
+
+void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
+{
+	debug("image entry point: 0x%lx\n", spl_image->entry_point);
+	if (spl_image->os == IH_OS_ARM_TRUSTED_FIRMWARE) {
+		typedef void (*image_entry_arg_t)(int, int, int, int)
+			__attribute__ ((noreturn));
+		image_entry_arg_t image_entry =
+			(image_entry_arg_t)(uintptr_t) spl_image->entry_point;
+		image_entry(IH_MAGIC, CONFIG_SPL_TEXT_BASE, 0, 0);
+	} else {
+		typedef void __noreturn (*image_entry_noargs_t)(void);
+		image_entry_noargs_t image_entry =
+			(image_entry_noargs_t)spl_image->entry_point;
+		image_entry();
+	}
+}