[PATCH u-boot v4 24/36] ARM: fix LTO for apf27

Marek Behún marek.behun at nic.cz
Thu May 20 13:24:13 CEST 2021

When apf27_defconfig is built with LTO, linking complains about
undefined reference to `nand_boot`. This is because it is referenced
from inline assembly. Make it visible.

Signed-off-by: Marek Behún <marek.behun at nic.cz>
 drivers/mtd/nand/raw/mxc_nand_spl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/raw/mxc_nand_spl.c b/drivers/mtd/nand/raw/mxc_nand_spl.c
index e1e542519d..2f054b60ed 100644
--- a/drivers/mtd/nand/raw/mxc_nand_spl.c
+++ b/drivers/mtd/nand/raw/mxc_nand_spl.c
@@ -326,7 +326,7 @@ int nand_spl_load_image(uint32_t from, unsigned int size, void *buf)
  * configured and available since this code loads the main U-Boot image
  * from NAND into SDRAM and starts it from there.
-void nand_boot(void)
+__used void nand_boot(void)
 	__attribute__((noreturn)) void (*uboot)(void);

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