diff options
| author | Magnus Damm <damm@opensource.se> | 2013-02-13 22:46:48 +0900 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2013-03-13 02:13:19 +0900 |
| commit | 3b94afa38350ad5b592df5b6539a20a253e04b53 (patch) | |
| tree | 9722a2cef4f6bf745b5f1757a4572dcaf07cef0a /arch/arm/mach-shmobile/smp-r8a7779.c | |
| parent | aa8d3bb177a3ba64407d98c75d5c6c5130ff2182 (diff) | |
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>
Diffstat (limited to 'arch/arm/mach-shmobile/smp-r8a7779.c')
| -rw-r--r-- | arch/arm/mach-shmobile/smp-r8a7779.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index f46b51658c3..d92188d702a 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -31,6 +31,9 @@ #include <asm/smp_twd.h> #define AVECR IOMEM(0xfe700040) +#define R8A7779_SCU_BASE IOMEM(0xf0000000) + +static void __iomem *shmobile_scu_base; static struct r8a7779_pm_ch r8a7779_ch_cpu1 = { .chan_offs = 0x40, /* PWRSR0 .. PWRER0 */ @@ -56,11 +59,6 @@ static struct r8a7779_pm_ch *r8a7779_ch_cpu[4] = { [3] = &r8a7779_ch_cpu3, }; -static void __iomem *scu_base_addr(void) -{ - return (void __iomem *)0xf0000000; -} - static DEFINE_SPINLOCK(scu_lock); 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) { - void __iomem *scu_base = scu_base_addr(); + void __iomem *scu_base = shmobile_scu_base; spin_lock(&scu_lock); 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); - scu_enable(scu_base_addr()); + scu_enable(shmobile_scu_base); /* Map the reset vector (in headsmp.S) */ __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) { - 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 = { |