ARM: mach-shmobile: sh73a0 PSTR 32-bit access fix
Magnus Damm [Mon, 30 Jan 2012 02:03:49 +0000 (11:03 +0900)]
Convert the sh73a0 SMP code to use 32-bit PSTR access.

This fixes wakeup from deep sleep for sh73a0 secondary CPUs.

Signed-off-by: Magnus Damm <damm@opensource.se>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

arch/arm/mach-shmobile/smp-sh73a0.c

index 0d159d6..2d0d421 100644 (file)
@@ -80,7 +80,7 @@ int __cpuinit sh73a0_boot_secondary(unsigned int cpu)
        /* enable cache coherency */
        modify_scu_cpu_psr(0, 3 << (cpu * 8));
 
-       if (((__raw_readw(__io(PSTR)) >> (4 * cpu)) & 3) == 3)
+       if (((__raw_readl(__io(PSTR)) >> (4 * cpu)) & 3) == 3)
                __raw_writel(1 << cpu, __io(WUPCR));    /* wake up */
        else
                __raw_writel(1 << cpu, __io(SRESCR));   /* reset */