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| author | Simon Horman <horms+renesas@verge.net.au> | 2013-07-24 10:11:46 +0200 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2013-07-30 06:28:07 +0200 |
| commit | afad20105a58c06407ad9ad85c1cd9ca79d99e00 (patch) | |
| tree | 63bb4be5f3cdca91621fbe7c3433a0752811e80d /arch/arm/mach-shmobile/smp-r8a7779.c | |
| parent | ARM: shmobile: marzen: Switch to DT_MACHINE_START (diff) | |
| download | linux-afad20105a58c06407ad9ad85c1cd9ca79d99e00.tar.xz linux-afad20105a58c06407ad9ad85c1cd9ca79d99e00.zip | |
ARM: shmobile: r8a7779: Rely on DT for SMP CPU info
Remove r8a7779 specific ->smp_init_cpus() callback and
instead of relying on shmobile_smp_init_cpus() simply
use DT for CPU core information.
Based on work for the sh73a0 by Magnus Damm.
Acked-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 | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/arch/arm/mach-shmobile/smp-r8a7779.c b/arch/arm/mach-shmobile/smp-r8a7779.c index 526cfaae81c1..bb3adae7de0f 100644 --- a/arch/arm/mach-shmobile/smp-r8a7779.c +++ b/arch/arm/mach-shmobile/smp-r8a7779.c @@ -99,6 +99,9 @@ static int __cpuinit r8a7779_boot_secondary(unsigned int cpu, struct task_struct static void __init r8a7779_smp_prepare_cpus(unsigned int max_cpus) { + + /* setup r8a7779 specific SCU base */ + shmobile_scu_base = IOMEM(R8A7779_SCU_BASE); scu_enable(shmobile_scu_base); /* Map the reset vector (in headsmp-scu.S, headsmp.S) */ @@ -117,14 +120,6 @@ static void __init r8a7779_smp_prepare_cpus(unsigned int max_cpus) r8a7779_platform_cpu_kill(3); } -static void __init r8a7779_smp_init_cpus(void) -{ - /* setup r8a7779 specific SCU base */ - shmobile_scu_base = IOMEM(R8A7779_SCU_BASE); - - shmobile_smp_init_cpus(scu_get_core_count(shmobile_scu_base)); -} - #ifdef CONFIG_HOTPLUG_CPU static int r8a7779_scu_psr_core_disabled(int cpu) { @@ -175,7 +170,6 @@ static int r8a7779_cpu_disable(unsigned int cpu) #endif /* CONFIG_HOTPLUG_CPU */ struct smp_operations r8a7779_smp_ops __initdata = { - .smp_init_cpus = r8a7779_smp_init_cpus, .smp_prepare_cpus = r8a7779_smp_prepare_cpus, .smp_boot_secondary = r8a7779_boot_secondary, #ifdef CONFIG_HOTPLUG_CPU |