Some boards have a special way of loading U-Boot that does not fit with
the existing SPL code. For example sunxi uses an 'FEL' mode where U-Boot
is loaded over USB. Add a CONFIG option and boot mode for this.
Signed-off-by: Simon Glass <s...@chromium.org>
---
arch/arm/include/asm/spl.h | 4 ++++
common/spl/spl.c | 5 +++++
2 files changed, 9 insertions(+)
diff --git a/arch/arm/include/asm/spl.h b/arch/arm/include/asm/spl.h
index 8acd7cd..17b6f54 100644
--- a/arch/arm/include/asm/spl.h
+++ b/arch/arm/include/asm/spl.h
@@ -26,10 +26,14 @@ enum {
BOOT_DEVICE_SPI,
BOOT_DEVICE_SATA,
BOOT_DEVICE_I2C,
+ BOOT_DEVICE_BOARD,
BOOT_DEVICE_NONE
};
#endif
+/* Board-specific load method */
+void spl_board_load_image(void);
+
/* Linker symbols. */
extern char __bss_start[], __bss_end[];
diff --git a/common/spl/spl.c b/common/spl/spl.c
index daaeb50..ded0f30 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -229,6 +229,11 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
spl_sata_load_image();
break;
#endif
+#ifdef CONFIG_SPL_BOARD_LOAD_IMAGE
+ case BOOT_DEVICE_BOARD:
+ spl_board_load_image();
+ break;
+#endif
default:
#if defined(CONFIG_SPL_SERIAL_SUPPORT) && defined(CONFIG_SPL_LIBCOMMON_SUPPORT)
puts("SPL: Unsupported Boot Device!\n");
--
2.2.0.rc0.207.ga3a616c
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