arm: omap3: fix SRAM copy and execution sequence

Fix size calculation in copy of go_to_speed into SRAM.
Use SRAM_CLK_CODE in call to SRAM-based go_to_speed.
Signed-off-by: NAlbert ARIBAUD <albert.u.boot@aribaud.net>

arch/arm/cpu/armv7/omap3/clock.c

@@ -183,8 +183,7 @@ static void dpll3_init_34xx(u32 sil_index, u32 clk_index)
 		 * if running from flash, jump to small relocated code
 		 * area in SRAM.
 		 */
-		f_lock_pll = (void *) ((u32) &_end_vect - (u32) &_start +
-				SRAM_VECT_CODE);
+		f_lock_pll = (void *) (SRAM_CLK_CODE);
 
 		p0 = readl(&prcm_base->clken_pll);
 		sr32(&p0, 0, 3, PLL_FAST_RELOCK_BYPASS);
@@ -401,8 +400,7 @@ static void dpll3_init_36xx(u32 sil_index, u32 clk_index)
 		 * if running from flash, jump to small relocated code
 		 * area in SRAM.
 		 */
-		f_lock_pll = (void *) ((u32) &_end_vect - (u32) &_start +
-				SRAM_VECT_CODE);
+		f_lock_pll = (void *) (SRAM_CLK_CODE);
 
 		p0 = readl(&prcm_base->clken_pll);
 		sr32(&p0, 0, 3, PLL_FAST_RELOCK_BYPASS);

arch/arm/cpu/armv7/omap3/lowlevel_init.S

@@ -69,15 +69,13 @@ ENDPROC(do_omap3_emu_romcode_call)
  *************************************************************************/
 ENTRY(cpy_clk_code)
 	/* Copy DPLL code into SRAM */
-	adr	r0, go_to_speed		/* get addr of clock setting code */
-	mov	r2, #384		/* r2 size to copy (div by 32 bytes) */
-	mov	r1, r1			/* r1 <- dest address (passed in) */
-	add	r2, r2, r0		/* r2 <- source end address */
+	adr	r0, go_to_speed		/* copy from start of go_to_speed... */
+	adr	r2, lowlevel_init	/* ... up to start of low_level_init */
 next2:
 	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	next2
+	blo	next2
 	mov	pc, lr			/* back to caller */
 ENDPROC(cpy_clk_code)
 

arch/arm/include/asm/arch-omap3/clock.h

@@ -63,6 +63,4 @@ extern dpll_param *get_36x_core_dpll_param(void);
 extern dpll_param *get_36x_per_dpll_param(void);
 extern dpll_param *get_36x_per2_dpll_param(void);
 
-extern void *_end_vect, *_start;
-
 #endif