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arm: arm720t: Support CONFIG_SKIP_LOWLEVEL_INIT_ONLY

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This option allows skipping the call to lowlevel() while still performing
CP15 init. Support this on ARM720T so it can be used with Tegra.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2017-05-31 17:57:11 -06:00
parent 6e87ae1c07
commit 1c2d2727d1
1 changed files with 4 additions and 2 deletions
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6
arch/arm/cpu/arm720t/start.S
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@ -38,7 +38,8 @@ reset:
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
#if !defined(CONFIG_SKIP_LOWLEVEL_INIT) && \
!defined(CONFIG_SKIP_LOWLEVEL_INIT_ONLY)
bl cpu_init_crit
#endif
@ -62,7 +63,8 @@ c_runtime_cpu_setup:
*************************************************************************
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
#if !defined(CONFIG_SKIP_LOWLEVEL_INIT) && \
!defined(CONFIG_SKIP_LOWLEVEL_INIT_ONLY)
cpu_init_crit:
mov ip, lr