[PATCH] ARM: tegra: set up stack before calling maincluster entry
Sascha Hauer
s.hauer at pengutronix.de
Wed Apr 13 23:50:49 PDT 2016
On Tue, Apr 12, 2016 at 10:15:20PM +0200, Lucas Stach wrote:
> Allows this code to work correct regardless of the used compiler
> optimizations.
>
> Signed-off-by: Lucas Stach <dev at lynxeye.de>
> ---
> arch/arm/mach-tegra/include/mach/lowlevel.h | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
Applied, thanks
Sascha
>
> diff --git a/arch/arm/mach-tegra/include/mach/lowlevel.h b/arch/arm/mach-tegra/include/mach/lowlevel.h
> index f70688e..e9ba5ee 100644
> --- a/arch/arm/mach-tegra/include/mach/lowlevel.h
> +++ b/arch/arm/mach-tegra/include/mach/lowlevel.h
> @@ -255,9 +255,6 @@ void tegra_cpu_lowlevel_setup(char *fdt)
> {
> uint32_t r;
>
> - if (tegra_cpu_is_maincomplex())
> - tegra_maincomplex_entry(fdt - get_runtime_offset());
> -
> /* set the cpu to SVC32 mode */
> __asm__ __volatile__("mrs %0, cpsr":"=r"(r));
> r &= ~0x1f;
> @@ -265,6 +262,10 @@ void tegra_cpu_lowlevel_setup(char *fdt)
> __asm__ __volatile__("msr cpsr, %0" : : "r"(r));
>
> arm_setup_stack(TEGRA_IRAM_BASE + SZ_256K - 8);
> +
> + if (tegra_cpu_is_maincomplex())
> + tegra_maincomplex_entry(fdt - get_runtime_offset());
> +
> tegra_ll_delay_setup();
> }
>
> --
> 2.5.5
>
>
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