Message ID | 20190507121854.18575-13-miquel.raynal@bootlin.com |
---|---|
State | Accepted |
Commit | 2e8a7202467acc3b40db864468c862327716b0ae |
Delegated to: | Tom Rini |
Headers | show |
Series | Enable returning back to BootROM from spear SPL | expand |
On 07.05.19 14:18, Miquel Raynal wrote: > Overload the weak function board_boot_order() so that besides choosing > the main boot device, we can fallback on USB boot by returning in the > BootROM, eg. if the NOR flash is empty while it was the primary boot > medium. > > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> Reviewed-by: Stefan Roese <sr@denx.de> Thanks, Stefan
On Tue, May 07, 2019 at 02:18:54PM +0200, Miquel Raynal wrote: > Overload the weak function board_boot_order() so that besides choosing > the main boot device, we can fallback on USB boot by returning in the > BootROM, eg. if the NOR flash is empty while it was the primary boot > medium. > > Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> > Reviewed-by: Stefan Roese <sr@denx.de> Applied to u-boot/master, thanks!
diff --git a/arch/arm/cpu/arm926ejs/spear/spl.c b/arch/arm/cpu/arm926ejs/spear/spl.c index b2cacf2d3e..fc332fb626 100644 --- a/arch/arm/cpu/arm926ejs/spear/spl.c +++ b/arch/arm/cpu/arm926ejs/spear/spl.c @@ -241,6 +241,18 @@ u32 spl_boot_device(void) return mode; } +void board_boot_order(u32 *spl_boot_list) +{ + spl_boot_list[0] = spl_boot_device(); + + /* + * If the main boot device (eg. NOR) is empty, try to jump back into the + * BootROM for USB boot process. + */ + if (USB_BOOT_SUPPORTED) + spl_boot_list[1] = BOOT_DEVICE_BOOTROM; +} + void board_init_f(ulong dummy) { struct misc_regs *misc_p = (struct misc_regs *)CONFIG_SPEAR_MISCBASE;
Overload the weak function board_boot_order() so that besides choosing the main boot device, we can fallback on USB boot by returning in the BootROM, eg. if the NOR flash is empty while it was the primary boot medium. Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com> --- arch/arm/cpu/arm926ejs/spear/spl.c | 12 ++++++++++++ 1 file changed, 12 insertions(+)