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Diffstat (limited to 'arch/arm/mach-shmobile/smp-r8a7790.c')
-rw-r--r--arch/arm/mach-shmobile/smp-r8a7790.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/smp-r8a7790.c b/arch/arm/mach-shmobile/smp-r8a7790.c
index 015e2753de1f..591052799e8f 100644
--- a/arch/arm/mach-shmobile/smp-r8a7790.c
+++ b/arch/arm/mach-shmobile/smp-r8a7790.c
@@ -19,6 +19,8 @@
#include <linux/io.h>
#include <asm/smp_plat.h>
#include <mach/common.h>
+#include <mach/pm-rcar.h>
+#include <mach/r8a7790.h>
#define RST 0xe6160000
#define CA15BAR 0x0020
@@ -27,6 +29,16 @@
#define CA7RESCNT 0x0044
#define MERAM 0xe8080000
+static struct rcar_sysc_ch r8a7790_ca15_scu = {
+ .chan_offs = 0x180, /* PWRSR5 .. PWRER5 */
+ .isr_bit = 12, /* CA15-SCU */
+};
+
+static struct rcar_sysc_ch r8a7790_ca7_scu = {
+ .chan_offs = 0x100, /* PWRSR3 .. PWRER3 */
+ .isr_bit = 21, /* CA7-SCU */
+};
+
static void __init r8a7790_smp_prepare_cpus(unsigned int max_cpus)
{
void __iomem *p;
@@ -54,6 +66,11 @@ static void __init r8a7790_smp_prepare_cpus(unsigned int max_cpus)
writel_relaxed((readl_relaxed(p + CA7RESCNT) & ~0x0f) | 0x5a5a0000,
p + CA7RESCNT);
iounmap(p);
+
+ /* turn on power to SCU */
+ r8a7790_pm_init();
+ rcar_sysc_power_up(&r8a7790_ca15_scu);
+ rcar_sysc_power_up(&r8a7790_ca7_scu);
}
struct smp_operations r8a7790_smp_ops __initdata = {