[PATCH 03/06] ARM: shmobile: Rework EMEV2 scu_base variable
Magnus Damm
magnus.damm at gmail.com
Wed Feb 13 08:46:57 EST 2013
From: Magnus Damm <damm at opensource.se>
Rename the static scu_base variable into shmobile_scu_base.
Later in the series the shmobile_scu_base variable will be
made into a global variable so this is preparation only.
Signed-off-by: Magnus Damm <damm at opensource.se>
---
arch/arm/mach-shmobile/smp-emev2.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
--- 0001/arch/arm/mach-shmobile/smp-emev2.c
+++ work/arch/arm/mach-shmobile/smp-emev2.c 2013-02-13 21:01:25.000000000 +0900
@@ -32,8 +32,9 @@
#define EMEV2_SCU_BASE 0x1e000000
+static void __iomem *shmobile_scu_base;
+
static DEFINE_SPINLOCK(scu_lock);
-static void __iomem *scu_base;
static void modify_scu_cpu_psr(unsigned long set, unsigned long clr)
{
@@ -42,10 +43,10 @@ static void modify_scu_cpu_psr(unsigned
/* we assume this code is running on a different cpu
* than the one that is changing coherency setting */
spin_lock(&scu_lock);
- tmp = readl(scu_base + 8);
+ tmp = readl(shmobile_scu_base + 8);
tmp &= ~clr;
tmp |= set;
- writel(tmp, scu_base + 8);
+ writel(tmp, shmobile_scu_base + 8);
spin_unlock(&scu_lock);
}
@@ -70,7 +71,7 @@ static void __init emev2_smp_prepare_cpu
{
int cpu = cpu_logical_map(0);
- scu_enable(scu_base);
+ scu_enable(shmobile_scu_base);
/* Tell ROM loader about our vector (in headsmp.S) */
emev2_set_boot_vector(__pa(shmobile_secondary_vector));
@@ -83,12 +84,12 @@ static void __init emev2_smp_init_cpus(v
{
unsigned int ncores;
- if (!scu_base) {
- scu_base = ioremap(EMEV2_SCU_BASE, PAGE_SIZE);
+ if (!shmobile_scu_base) {
+ shmobile_scu_base = ioremap(EMEV2_SCU_BASE, PAGE_SIZE);
emev2_clock_init(); /* need ioremapped SMU */
}
- ncores = scu_base ? scu_get_core_count(scu_base) : 1;
+ ncores = shmobile_scu_base ? scu_get_core_count(shmobile_scu_base) : 1;
shmobile_smp_init_cpus(ncores);
}
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