spl: spi: introduce spl_spi_get_uboot_offs

Introduce a weak function spl_spi_get_uboot_offs, then
platform could have their own implementation.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
Cc: Tien Fong Chee <tien.fong.chee@intel.com>
Cc: Marek Vasut <marex@denx.de>
Cc: Andreas Dannenberg <dannenberg@ti.com>
Cc: Alex Kiernan <alex.kiernan@gmail.com>
Cc: Stefan Roese <sr@denx.de>
Cc: Patrick Delaunay <patrick.delaunay@st.com>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Cc: Michal Simek <michal.simek@xilinx.com>

diff --git a/common/spl/spl_spi.c b/common/spl/spl_spi.c
index 9b74473377f36e4d88eb066d9e2b4d4a6bf6bdbf..84f20ea4ed94c2da653d1ef93f04e45285baf5ab 100644 (file)
--- a/common/spl/spl_spi.c
+++ b/common/spl/spl_spi.c
@@ -62,6 +62,12 @@ static ulong spl_spi_fit_read(struct spl_load_info *load, ulong sector,
        else
                return 0;
 }
+
+unsigned int __weak spl_spi_get_uboot_offs(struct spi_flash *flash)
+{
+       return CONFIG_SYS_SPI_U_BOOT_OFFS;
+}
+
 /*
  * The main entry for SPI booting. It's necessary that SDRAM is already
  * configured and available since this code loads the main U-Boot image
@@ -71,7 +77,7 @@ static int spl_spi_load_image(struct spl_image_info *spl_image,
                              struct spl_boot_device *bootdev)
 {
        int err = 0;
-       unsigned payload_offs = CONFIG_SYS_SPI_U_BOOT_OFFS;
+       unsigned int payload_offs;
        struct spi_flash *flash;
        struct image_header *header;
 
@@ -90,6 +96,8 @@ static int spl_spi_load_image(struct spl_image_info *spl_image,
                return -ENODEV;
        }
 
+       payload_offs = spl_spi_get_uboot_offs(flash);
+
        header = spl_get_load_buffer(-sizeof(*header), sizeof(*header));
 
 #if CONFIG_IS_ENABLED(OF_CONTROL) && !CONFIG_IS_ENABLED(OF_PLATDATA)