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ARM: shmobile: Kill off r8a7779 scu_base_addr() function 

Replace scu_base_addr() with a static shmobile_scu_base
variable and introduce R8A7779_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@opensource.se>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Magnus Damm 2013-02-13 22:46:48 +09:00 committed by Simon Horman
parent aa8d3bb177
commit 3b94afa383
1 changed files with 8 additions and 9 deletions
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17
arch/arm/mach-shmobile/smp-r8a7779.c
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@ -31,6 +31,9 @@
#include <asm/smp_twd.h> #include <asm/smp_twd.h>
#define AVECR IOMEM(0xfe700040) #define AVECR IOMEM(0xfe700040)
#define R8A7779_SCU_BASE IOMEM(0xf0000000)
static void __iomem *shmobile_scu_base;
static struct r8a7779_pm_ch r8a7779_ch_cpu1 = { static struct r8a7779_pm_ch r8a7779_ch_cpu1 = {
.chan_offs = 0x40, /* PWRSR0 .. PWRER0 */ .chan_offs = 0x40, /* PWRSR0 .. PWRER0 */
@ -56,11 +59,6 @@ static struct r8a7779_pm_ch *r8a7779_ch_cpu[4] = {
[3] = &r8a7779_ch_cpu3, [3] = &r8a7779_ch_cpu3,
}; };
static void __iomem *scu_base_addr(void)
{
return (void __iomem *)0xf0000000;
}
static DEFINE_SPINLOCK(scu_lock); static DEFINE_SPINLOCK(scu_lock);
static unsigned long tmp; static unsigned long tmp;
@ -75,7 +73,7 @@ void __init r8a7779_register_twd(void)
static void modify_scu_cpu_psr(unsigned long set, unsigned long clr) static void modify_scu_cpu_psr(unsigned long set, unsigned long clr)
{ {
void __iomem *scu_base = scu_base_addr(); void __iomem *scu_base = shmobile_scu_base;
spin_lock(&scu_lock); spin_lock(&scu_lock);
tmp = __raw_readl(scu_base + 8); tmp = __raw_readl(scu_base + 8);
@ -153,7 +151,7 @@ static void __init r8a7779_smp_prepare_cpus(unsigned int max_cpus)
{ {
int cpu = cpu_logical_map(0); int cpu = cpu_logical_map(0);
scu_enable(scu_base_addr()); scu_enable(shmobile_scu_base);
/* Map the reset vector (in headsmp.S) */ /* Map the reset vector (in headsmp.S) */
__raw_writel(__pa(shmobile_secondary_vector), AVECR); __raw_writel(__pa(shmobile_secondary_vector), AVECR);
@ -171,9 +169,10 @@ static void __init r8a7779_smp_prepare_cpus(unsigned int max_cpus)
static void __init r8a7779_smp_init_cpus(void) static void __init r8a7779_smp_init_cpus(void)
{ {
unsigned int ncores = scu_get_core_count(scu_base_addr()); /* setup r8a7779 specific SCU base */
shmobile_scu_base = R8A7779_SCU_BASE;
shmobile_smp_init_cpus(ncores); shmobile_smp_init_cpus(scu_get_core_count(shmobile_scu_base));
} }
struct smp_operations r8a7779_smp_ops __initdata = { struct smp_operations r8a7779_smp_ops __initdata = {