From: Santosh Shilimkar Date: Sun, 23 Jan 2011 10:34:39 +0000 (+0530) Subject: OMAP3: PM: Fix the MMU on sequence in the asm code X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8409d57bc342536ffe96acc7cd6c7575d98d3edb;p=linux-beck.git OMAP3: PM: Fix the MMU on sequence in the asm code Add necessary barriers after enabling MMU. Also use the sane way to load pc and jump to it instead of executing ldma first up. Signed-off-by: Santosh Shilimkar Signed-off-by: Kevin Hilman --- diff --git a/arch/arm/mach-omap2/sleep34xx.S b/arch/arm/mach-omap2/sleep34xx.S index 1c17ee81cb12..a31845a201e9 100644 --- a/arch/arm/mach-omap2/sleep34xx.S +++ b/arch/arm/mach-omap2/sleep34xx.S @@ -617,12 +617,17 @@ usettbr0: ldr r2, cache_pred_disable_mask and r4, r2 mcr p15, 0, r4, c1, c0, 0 + dsb + isb + ldr r0, =restoremmu_on + bx r0 /* * ============================== * == Exit point from OFF mode == * ============================== */ +restoremmu_on: ldmfd sp!, {r0-r12, pc} @ restore regs and return