[U-Boot] [PATCH 1/2] arm, arm926ejs: always do cpu critical inits

Heiko Schocher hs at denx.de
Thu Nov 10 07:06:23 CET 2011


always do the cpu critical inits in cpu_init_crit,
and only jump to lowlevel_init, if CONFIG_SKIP_LOWLEVEL_INIT
is not defined.

Signed-off-by: Heiko Schocher <hs at denx.de>
Cc: Albert ARIBAUD <albert.u.boot at aribaud.net>
Cc: Wolfgang Denk <hs at denx.de>
Cc: Sandeep Paulraj <s-paulraj at ti.com>
Cc: Tom Rini <tom.rini at gmail.com>
Cc: Christian Riesch <christian.riesch at omicron.at>
---
 arch/arm/cpu/arm926ejs/start.S |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/arm/cpu/arm926ejs/start.S b/arch/arm/cpu/arm926ejs/start.S
index 339c5ed..8b5355b 100644
--- a/arch/arm/cpu/arm926ejs/start.S
+++ b/arch/arm/cpu/arm926ejs/start.S
@@ -194,9 +194,7 @@ reset:
 	 * we do sys-critical inits only at reboot,
 	 * not when booting from ram!
 	 */
-#ifndef CONFIG_SKIP_LOWLEVEL_INIT
 	bl	cpu_init_crit
-#endif
 
 /* Set stackpointer in internal RAM to call board_init_f */
 call_board_init_f:
@@ -353,7 +351,6 @@ _dynsym_start_ofs:
  *
  *************************************************************************
  */
-#ifndef CONFIG_SKIP_LOWLEVEL_INIT
 cpu_init_crit:
 	/*
 	 * flush v4 I/D caches
@@ -372,14 +369,15 @@ cpu_init_crit:
 	orr	r0, r0, #0x00001000	/* set bit 12 (I) I-Cache */
 	mcr	p15, 0, r0, c1, c0, 0
 
+#ifndef CONFIG_SKIP_LOWLEVEL_INIT
 	/*
 	 * Go setup Memory and board specific bits prior to relocation.
 	 */
 	mov	ip, lr		/* perserve link reg across call */
 	bl	lowlevel_init	/* go setup pll,mux,memory */
 	mov	lr, ip		/* restore link */
-	mov	pc, lr		/* back to my caller */
 #endif /* CONFIG_SKIP_LOWLEVEL_INIT */
+	mov	pc, lr		/* back to my caller */
 
 #ifndef CONFIG_SPL_BUILD
 /*
-- 
1.7.6.4



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