From: magnus.damm@gmail.com (Magnus Damm)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 03/04] ARM: shmobile: r8a7790 CA15-SCU enablement
Date: Wed, 15 Jan 2014 21:26:13 +0900 [thread overview]
Message-ID: <20140115122613.9437.11213.sendpatchset@w520> (raw)
In-Reply-To: <20140115122539.9437.63968.sendpatchset@w520>
From: Keita Kobayashi <keita.kobayashi.ym@renesas.com>
Power on CA15 SCU in case of booting from a CA7 core.
Signed-off-by: Keita Kobayashi <keita.kobayashi.ym@renesas.com>
[damm at opensource.se: Converted to use broken out SYSC code]
Signed-off-by: Magnus Damm <damm@opensource.se>
---
arch/arm/mach-shmobile/smp-r8a7790.c | 6 ++++++
1 file changed, 6 insertions(+)
--- 0004/arch/arm/mach-shmobile/smp-r8a7790.c
+++ work/arch/arm/mach-shmobile/smp-r8a7790.c 2014-01-15 14:41:47.000000000 +0900
@@ -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_c
/* turn on power to SCU */
r8a7790_pm_init();
+ rcar_sysc_power_up(&r8a7790_ca15_scu);
rcar_sysc_power_up(&r8a7790_ca7_scu);
}
next prev parent reply other threads:[~2014-01-15 12:26 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-15 12:25 [PATCH 00/04] ARM: shmobile: r8a7790 SYSC, SCU and CCI setup code Magnus Damm
2014-01-15 12:25 ` [PATCH 01/04] ARM: shmobile: r8a7790 SYSC " Magnus Damm
2014-01-15 12:26 ` [PATCH 02/04] ARM: shmobile: r8a7790 CA7-SCU enablement Magnus Damm
2014-01-15 12:26 ` Magnus Damm [this message]
2014-01-15 12:26 ` [PATCH 04/04] ARM: shmobile: r8a7790 CCI configuration Magnus Damm
2014-01-15 14:01 ` Sudeep Holla
2014-02-06 7:06 ` [PATCH 00/04] ARM: shmobile: r8a7790 SYSC, SCU and CCI setup code Simon Horman
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