From c2c97ec513b503b9e0d28ffd98d54c9e9bf3ea3e Mon Sep 17 00:00:00 2001 From: Keita Kobayashi Date: Wed, 15 Jan 2014 21:26:13 +0900 Subject: [PATCH] ARM: shmobile: r8a7790 CA15-SCU enablement Power on CA15 SCU in case of booting from a CA7 core. Signed-off-by: Keita Kobayashi [damm@opensource.se: Converted to use broken out SYSC code] Signed-off-by: Magnus Damm Signed-off-by: Simon Horman --- arch/arm/mach-shmobile/smp-r8a7790.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/mach-shmobile/smp-r8a7790.c b/arch/arm/mach-shmobile/smp-r8a7790.c index beb47ae9d05a..591052799e8f 100644 --- a/arch/arm/mach-shmobile/smp-r8a7790.c +++ b/arch/arm/mach-shmobile/smp-r8a7790.c @@ -29,6 +29,11 @@ #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 */ @@ -64,6 +69,7 @@ static void __init r8a7790_smp_prepare_cpus(unsigned int max_cpus) /* turn on power to SCU */ r8a7790_pm_init(); + rcar_sysc_power_up(&r8a7790_ca15_scu); rcar_sysc_power_up(&r8a7790_ca7_scu); } -- 2.34.1