diff options
| author | Simon Glass <sjg@chromium.org> | 2015-02-07 10:47:30 -0700 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2015-02-16 20:15:09 +0100 |
| commit | 942cb0b6a29f74507adeb0bce7ff7f23f69faf84 (patch) | |
| tree | db87608a735d5920489af93a7d3c8afd60f8dfc2 /board/sunxi | |
| parent | c01c71bc16d2836c3ff81af54529dab0686bca00 (diff) | |
sunxi: Normalise FEL support
Make sunxi's FEL code fit with the normal U-Boot boot sequence instead of
creating its own. There are some #ifdefs required in start.S. Future work
will hopefully remove these.
This series is available at u-boot-dm, branch sunxi-working.
Signed-off-by: Simon Glass <sjg@chromium.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'board/sunxi')
| -rw-r--r-- | board/sunxi/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig index 4a2158988fc..3eab81fd12b 100644 --- a/board/sunxi/Kconfig +++ b/board/sunxi/Kconfig @@ -149,6 +149,16 @@ config SPL_FEL bool "SPL/FEL mode support" depends on SPL default n + help + This enables support for Fast Early Loader (FEL) mode. This + allows U-Boot to be loaded to the board over USB by the on-chip + boot rom. U-Boot should be sent in two parts: SPL first, with + 'fel write 0x2000 u-boot-spl.bin; fel exe 0x2000' then U-Boot with + 'fel write 0x4a000000 u-boot.bin; fel exe 0x4a000000'. This option + shrinks the amount of SRAM available to SPL, so only enable it if + you need FEL. Note that enabling this option only allows FEL to be + used; it is still possible to boot U-Boot from boot media. U-Boot + SPL detects when it is being loaded using FEL. config UART0_PORT_F bool "UART0 on MicroSD breakout board" |