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authorAneesh V <aneesh@ti.com>2011-11-21 23:34:01 +0000
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>2011-12-06 23:59:34 +0100
commite4fce34e7a5f484de2ca557fd43a198fd14894b7 (patch)
treef98e9c4d5d677836de688e37ea0cfe3b57b6a98c /arch/arm
parenta8c686399f01c359713447c2adaecf94f3a4445b (diff)
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start.S: remove omap3 specific code from start.S
Cc: Tom Rini <trini@ti.com> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Signed-off-by: Aneesh V <aneesh@ti.com> Acked-by: Tom Rini <trini@ti.com>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/cpu/armv7/omap3/lowlevel_init.S8
-rw-r--r--arch/arm/cpu/armv7/start.S23
-rw-r--r--arch/arm/include/asm/arch-omap3/omap3.h1
3 files changed, 9 insertions, 23 deletions
diff --git a/arch/arm/cpu/armv7/omap3/lowlevel_init.S b/arch/arm/cpu/armv7/omap3/lowlevel_init.S
index a308ebd..2f6930b 100644
--- a/arch/arm/cpu/armv7/omap3/lowlevel_init.S
+++ b/arch/arm/cpu/armv7/omap3/lowlevel_init.S
@@ -216,6 +216,14 @@ lowlevel_init:
ldr sp, SRAM_STACK
str ip, [sp] /* stash old link register */
mov ip, lr /* save link reg across call */
+#if !defined(CONFIG_SYS_NAND_BOOT) && !defined(CONFIG_SYS_ONENAND_BOOT)
+/*
+ * No need to copy/exec the clock code - DPLL adjust already done
+ * in NAND/oneNAND Boot.
+ */
+ ldr r1, =SRAM_CLK_CODE
+ bl cpy_clk_code
+#endif /* NAND Boot */
bl s_init /* go setup pll, mux, memory */
ldr ip, [sp] /* restore save ip */
mov lr, ip /* restore link reg */
diff --git a/arch/arm/cpu/armv7/start.S b/arch/arm/cpu/armv7/start.S
index f17763f..d23dc9d 100644
--- a/arch/arm/cpu/armv7/start.S
+++ b/arch/arm/cpu/armv7/start.S
@@ -160,29 +160,6 @@ reset:
mcr p15, 0, r0, c12, c0, 0 @Set VBAR
#endif
-#if defined(CONFIG_OMAP34XX)
- /* Copy vectors to mask ROM indirect addr */
- adr r0, _start @ r0 <- current position of code
- add r0, r0, #4 @ skip reset vector
- mov r2, #64 @ r2 <- size to copy
- add r2, r0, r2 @ r2 <- source end address
- mov r1, #SRAM_OFFSET0 @ build vect addr
- mov r3, #SRAM_OFFSET1
- add r1, r1, r3
- mov r3, #SRAM_OFFSET2
- add r1, r1, r3
-next:
- ldmia r0!, {r3 - r10} @ copy from source address [r0]
- stmia r1!, {r3 - r10} @ copy to target address [r1]
- cmp r0, r2 @ until source end address [r2]
- bne next @ loop until equal */
-#if !defined(CONFIG_SYS_NAND_BOOT) && !defined(CONFIG_SYS_ONENAND_BOOT)
- /* No need to copy/exec the clock code - DPLL adjust already done
- * in NAND/oneNAND Boot.
- */
- bl cpy_clk_code @ put dpll adjust code behind vectors
-#endif /* NAND Boot */
-#endif
/* the mask ROM code should have PLL and others stable */
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
diff --git a/arch/arm/include/asm/arch-omap3/omap3.h b/arch/arm/include/asm/arch-omap3/omap3.h
index 02eb865..2b5e9ae 100644
--- a/arch/arm/include/asm/arch-omap3/omap3.h
+++ b/arch/arm/include/asm/arch-omap3/omap3.h
@@ -153,6 +153,7 @@ struct gpio {
#define SRAM_OFFSET2 0x0000F800
#define SRAM_VECT_CODE (SRAM_OFFSET0 | SRAM_OFFSET1 | \
SRAM_OFFSET2)
+#define SRAM_CLK_CODE (SRAM_VECT_CODE + 64)
#define OMAP3_PUBLIC_SRAM_BASE 0x40208000 /* Works for GP & EMU */
#define OMAP3_PUBLIC_SRAM_END 0x40210000