[U-Boot] [PATCH 3/6] spl: nor: introduce spl_nor_get_uboot_base

[Peng Fan]

Introduce weak spl_nor_get_uboot_base, then platform have their own
implementation.

Signed-off-by: Peng Fan <peng.fan at nxp.com>
Cc: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com>
Cc: Tien Fong Chee <tien.fong.chee at intel.com>
Cc: Marek Vasut <marex at denx.de>
Cc: Andreas Dannenberg <dannenberg at ti.com>
Cc: Alex Kiernan <alex.kiernan at gmail.com>
Cc: Stefan Roese <sr at denx.de>
Cc: Patrick Delaunay <patrick.delaunay at st.com>
Cc: Miquel Raynal <miquel.raynal at bootlin.com>
Cc: Michal Simek <michal.simek at xilinx.com>
---
 common/spl/spl_nor.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/common/spl/spl_nor.c b/common/spl/spl_nor.c
index 969e319de0..cb5d12d53d 100644
--- a/common/spl/spl_nor.c
+++ b/common/spl/spl_nor.c
@@ -18,6 +18,11 @@ static ulong spl_nor_load_read(struct spl_load_info *load, ulong sector,
 }
 #endif
 
+unsigned long  __weak spl_nor_get_uboot_base(void)
+{
+	return CONFIG_SYS_UBOOT_BASE;
+}
+
 static int spl_nor_load_image(struct spl_image_info *spl_image,
 			      struct spl_boot_device *bootdev)
 {
@@ -80,25 +85,25 @@ static int spl_nor_load_image(struct spl_image_info *spl_image,
 	 * defined location in SDRAM
 	 */
 #ifdef CONFIG_SPL_LOAD_FIT
-	header = (const struct image_header *)CONFIG_SYS_UBOOT_BASE;
+	header = (const struct image_header *)spl_nor_get_uboot_base();
 	if (image_get_magic(header) == FDT_MAGIC) {
 		debug("Found FIT format U-Boot\n");
 		load.bl_len = 1;
 		load.read = spl_nor_load_read;
 		ret = spl_load_simple_fit(spl_image, &load,
-					  CONFIG_SYS_UBOOT_BASE,
+					  spl_nor_get_uboot_base(),
 					  (void *)header);
 
 		return ret;
 	}
 #endif
 	ret = spl_parse_image_header(spl_image,
-			(const struct image_header *)CONFIG_SYS_UBOOT_BASE);
+			(const struct image_header *)spl_nor_get_uboot_base());
 	if (ret)
 		return ret;
 
 	memcpy((void *)(unsigned long)spl_image->load_addr,
-	       (void *)(CONFIG_SYS_UBOOT_BASE + sizeof(struct image_header)),
+	       (void *)(spl_nor_get_uboot_base() + sizeof(struct image_header)),
 	       spl_image->size);
 
 	return 0;
-- 
2.16.4