Message ID | 1439882840-31757-1-git-send-email-sr@denx.de |
---|---|
State | Accepted |
Delegated to: | Tom Rini |
Headers | show |
On 18-08-15, 09:27, Stefan Roese wrote: > Booting SPEAr600 eval board doesn't work with current mainline U-Boot. With > this patch the low-vector bit is left to '0'. Resulting in the common > relocation of the vectors to 0 (SDRAM) to work correctly. > > Tested on the SPEAr600 EVB. > > Signed-off-by: Stefan Roese <sr@denx.de> > Cc: Viresh Kumar <viresh.kumar@linaro.org> > Cc: Vipin Kumar <vk.vipin@gmail.com> > --- > board/spear/common/spr_lowlevel_init.S | 5 ----- > 1 file changed, 5 deletions(-) > > diff --git a/board/spear/common/spr_lowlevel_init.S b/board/spear/common/spr_lowlevel_init.S > index 23a0369..6494883 100644 > --- a/board/spear/common/spr_lowlevel_init.S > +++ b/board/spear/common/spr_lowlevel_init.S > @@ -14,11 +14,6 @@ > */ > .globl lowlevel_init > lowlevel_init: > - /* By default, U-Boot switches CPU to low-vector */ > - /* Revert this as we work in high vector even in U-Boot */ > - mrc p15, 0, r0, c1, c0, 0 > - orr r0, r0, #0x00002000 > - mcr p15, 0, r0, c1, c0, 0 > mov pc, lr > > /* void setfreq(unsigned int device, unsigned int frequency) */ For the complete series: Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
On Tue, Aug 18, 2015 at 09:27:16AM +0200, Stefan Roese wrote: > Booting SPEAr600 eval board doesn't work with current mainline U-Boot. With > this patch the low-vector bit is left to '0'. Resulting in the common > relocation of the vectors to 0 (SDRAM) to work correctly. > > Tested on the SPEAr600 EVB. > > Signed-off-by: Stefan Roese <sr@denx.de> > Cc: Viresh Kumar <viresh.kumar@linaro.org> > Cc: Vipin Kumar <vk.vipin@gmail.com> > Acked-by: Viresh Kumar <viresh.kumar@linaro.org> Applied to u-boot/master, thanks!
diff --git a/board/spear/common/spr_lowlevel_init.S b/board/spear/common/spr_lowlevel_init.S index 23a0369..6494883 100644 --- a/board/spear/common/spr_lowlevel_init.S +++ b/board/spear/common/spr_lowlevel_init.S @@ -14,11 +14,6 @@ */ .globl lowlevel_init lowlevel_init: - /* By default, U-Boot switches CPU to low-vector */ - /* Revert this as we work in high vector even in U-Boot */ - mrc p15, 0, r0, c1, c0, 0 - orr r0, r0, #0x00002000 - mcr p15, 0, r0, c1, c0, 0 mov pc, lr /* void setfreq(unsigned int device, unsigned int frequency) */
Booting SPEAr600 eval board doesn't work with current mainline U-Boot. With this patch the low-vector bit is left to '0'. Resulting in the common relocation of the vectors to 0 (SDRAM) to work correctly. Tested on the SPEAr600 EVB. Signed-off-by: Stefan Roese <sr@denx.de> Cc: Viresh Kumar <viresh.kumar@linaro.org> Cc: Vipin Kumar <vk.vipin@gmail.com> --- board/spear/common/spr_lowlevel_init.S | 5 ----- 1 file changed, 5 deletions(-)