arm: arm720t: Support CONFIG_SKIP_LOWLEVEL_INIT_ONLY

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>

diff --git a/arch/arm/cpu/arm720t/start.S b/arch/arm/cpu/arm720t/start.S
index 0bb3441..365d8f0 100644 (file)
--- a/arch/arm/cpu/arm720t/start.S
+++ b/arch/arm/cpu/arm720t/start.S
@@ -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