On Thu, Oct 13, 2011 at 04:38:46PM -0700, Olof Johansson wrote: > Hi, > > On Wed, Sep 28, 2011 at 10:50 AM, Stephen Warren <swarren@xxxxxxxxxx> wrote: > > Peter De Schrijver wrote at Tuesday, September 27, 2011 7:08 PM: > >> This patch causes the kernel uncompressor to determine the physical address > >> of the SDRAM at runtime. This allows the kernel to boot on both tegra20 and > >> tegra30 even though SDRAM is at different physical addresses on both SoCs. > >> > >> Signed-off-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx> > > > > An alternative would be to simply add that config option to the relevant > > defconfig/.config file. I see both cases in use in the kernel. Still, the > > code change this enables looks fine to just turn on all the time, and will > > be needed for Tegra30 support, so I'm fine just selecting it as you have. > > > > Acked-by: Stephen Warren <swarren@xxxxxxxxxx> > > > >> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig > >> index 472a7f8..474737b 100644 > >> --- a/arch/arm/Kconfig > >> +++ b/arch/arm/Kconfig > >> @@ -596,6 +596,7 @@ config ARCH_TEGRA > >> select HAVE_CLK > >> select HAVE_SCHED_CLOCK > >> select ARCH_HAS_CPUFREQ > >> + select AUTO_ZRELADDR > >> help > >> This enables support for NVIDIA Tegra based systems (Tegra APX, > >> Tegra 6xx and Tegra 2 series). > > > > P.S. Since this patch relates to Tegra, you should CC the Tegra maintainers > > and list; I've done so on this message. I also added Arnd; he might take > > this through the arm-soc tree. > > While it does touch a file outside of arch/arm/mach-tegra, it's for > the tegra options and is not likely to cause conflicts upstream. I'll > apply it with the rest of tegra patches for 3.2 here. > > So: Applied, thanks. I'll point out that this makes Tegra incompatible with ZBOOT_ROM, which can still be enabled. ZBOOT_ROM=y AUTO_ZRELADDR=y is an invalid configuration at runtime. -- To unsubscribe from this list: send the line "unsubscribe linux-tegra" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
