Hi Tarek, On Sun, May 17, 2015 at 3:42 PM, Tarek Dakhran <t.dakh...@gmail.com> wrote: > Cortex-A7 has EXYNOS5_PA_UART base address for UART. > If system boots from Cortex-A7 CPU addruart loads wrong > address. This patch fixex this. > > Signed-off-by: Tarek Dakhran <t.dakh...@gmail.com> > --- > arch/arm/include/debug/exynos.S | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/include/debug/exynos.S b/arch/arm/include/debug/exynos.S > index b17fdb7..a61b3ea 100644 > --- a/arch/arm/include/debug/exynos.S > +++ b/arch/arm/include/debug/exynos.S > @@ -24,6 +24,7 @@ > mrc p15, 0, \tmp, c0, c0, 0 > and \tmp, \tmp, #0xf0 > teq \tmp, #0xf0 @@ A15 > + teqne \tmp, #0x70 @@ A7 > ldreq \rp, =EXYNOS5_PA_UART > movne \rp, #EXYNOS4_PA_UART @@ EXYNOS4 > ldr \rv, =S3C_VA_UART > -- > 1.9.1 >
Please see previous Joonyoung's patch. Your patch could break exynos3250 because it has not only two cortex-a7 cpus but also uses EXYOS4_PA_UART. http://www.spinics.net/lists/linux-samsung-soc/msg37318.html -- Best Regards, Chanho Park -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
