start.S: remove omap3 specific code from start.S
authorAneesh V <aneesh@ti.com>
Mon, 21 Nov 2011 23:34:01 +0000 (23:34 +0000)
committerAlbert ARIBAUD <albert.u.boot@aribaud.net>
Tue, 6 Dec 2011 22:59:34 +0000 (23:59 +0100)
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>
arch/arm/cpu/armv7/omap3/lowlevel_init.S
arch/arm/cpu/armv7/start.S
arch/arm/include/asm/arch-omap3/omap3.h

index a308ebd..2f6930b 100644 (file)
@@ -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 */
index f17763f..d23dc9d 100644 (file)
@@ -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
index 02eb865..2b5e9ae 100644 (file)
@@ -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