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yaml
---
r: 276057
b: refs/heads/master
c: eaa142c
h: refs/heads/master
i:
  276055: df86007
v: v3
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Will Deacon committed Nov 16, 2011
1 parent b97aff9 commit 0efbe4c
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Showing 2 changed files with 8 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: bf14fc54d6386ccd1ef3f1b0ff69e7a765cf8ded
refs/heads/master: eaa142ca3dee1478aca1a645bb0e5a249a33241a
7 changes: 7 additions & 0 deletions trunk/arch/arm/mach-imx/src.c
Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@
#include <linux/io.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/smp.h>
#include <asm/unified.h>

#define SRC_SCR 0x000
Expand All @@ -23,10 +24,15 @@

static void __iomem *src_base;

#ifndef CONFIG_SMP
#define cpu_logical_map(cpu) 0
#endif

void imx_enable_cpu(int cpu, bool enable)
{
u32 mask, val;

cpu = cpu_logical_map(cpu);
mask = 1 << (BP_SRC_SCR_CORE1_ENABLE + cpu - 1);
val = readl_relaxed(src_base + SRC_SCR);
val = enable ? val | mask : val & ~mask;
Expand All @@ -35,6 +41,7 @@ void imx_enable_cpu(int cpu, bool enable)

void imx_set_cpu_jump(int cpu, void *jump_addr)
{
cpu = cpu_logical_map(cpu);
writel_relaxed(BSYM(virt_to_phys(jump_addr)),
src_base + SRC_GPR1 + cpu * 8);
}
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