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yaml
---
r: 339965
b: refs/heads/master
c: e721295
h: refs/heads/master
i:
  339963: bed66e0
v: v3
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Bastian Hecht authored and Simon Horman committed Nov 6, 2012
1 parent 500c5b6 commit d6dcff0
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Showing 2 changed files with 3 additions and 22 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 865d90f80384d62e6fbe835159cb674dec32ccb5
refs/heads/master: e721295185535ed6ef4711eba156fbf5c24f9c5e
23 changes: 2 additions & 21 deletions trunk/arch/arm/mach-shmobile/smp-sh73a0.c
Original file line number Diff line number Diff line change
Expand Up @@ -41,9 +41,6 @@ static void __iomem *scu_base_addr(void)
return (void __iomem *)0xf0000000;
}

static DEFINE_SPINLOCK(scu_lock);
static unsigned long tmp;

#ifdef CONFIG_HAVE_ARM_TWD
static DEFINE_TWD_LOCAL_TIMER(twd_local_timer, 0xf0000600, 29);
void __init sh73a0_register_twd(void)
Expand All @@ -52,20 +49,6 @@ void __init sh73a0_register_twd(void)
}
#endif

static void modify_scu_cpu_psr(unsigned long set, unsigned long clr)
{
void __iomem *scu_base = scu_base_addr();

spin_lock(&scu_lock);
tmp = __raw_readl(scu_base + 8);
tmp &= ~clr;
tmp |= set;
spin_unlock(&scu_lock);

/* disable cache coherency after releasing the lock */
__raw_writel(tmp, scu_base + 8);
}

static unsigned int __init sh73a0_get_core_count(void)
{
void __iomem *scu_base = scu_base_addr();
Expand All @@ -83,7 +66,7 @@ static int __cpuinit sh73a0_boot_secondary(unsigned int cpu, struct task_struct
cpu = cpu_logical_map(cpu);

/* enable cache coherency */
modify_scu_cpu_psr(0, 3 << (cpu * 8));
scu_power_mode(scu_base_addr(), 0);

if (((__raw_readl(PSTR) >> (4 * cpu)) & 3) == 3)
__raw_writel(1 << cpu, WUPCR); /* wake up */
Expand All @@ -95,16 +78,14 @@ static int __cpuinit sh73a0_boot_secondary(unsigned int cpu, struct task_struct

static void __init sh73a0_smp_prepare_cpus(unsigned int max_cpus)
{
int cpu = cpu_logical_map(0);

scu_enable(scu_base_addr());

/* Map the reset vector (in headsmp.S) */
__raw_writel(0, APARMBAREA); /* 4k */
__raw_writel(__pa(shmobile_secondary_vector), SBAR);

/* enable cache coherency on CPU0 */
modify_scu_cpu_psr(0, 3 << (cpu * 8));
scu_power_mode(scu_base_addr(), 0);
}

static void __init sh73a0_smp_init_cpus(void)
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