linux-kernel - [PATCH 05/16] ARM: socfpga: use generic API for enabling SCU

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Message-id: <1479099731-28108-6-git-send-email-pankaj.dubey@samsung.com>
Date:   Mon, 14 Nov 2016 10:32:00 +0530
From:   Pankaj Dubey <pankaj.dubey@...sung.com>
To:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc:     rmk+kernel@...linux.org.uk, arnd@...db.de, horms@...ge.net.au,
        magnus.damm@...il.com, geert+renesas@...der.be, vireshk@...nel.org,
        shiraz.linux.kernel@...il.com, krzk@...nel.org,
        thomas.ab@...sung.com, Pankaj Dubey <pankaj.dubey@...sung.com>,
        Dinh Nguyen <dinguyen@...nsource.altera.com>
Subject: [PATCH 05/16] ARM: socfpga: use generic API for enabling SCU

Now as we have of_scu_enable which takes care of mapping
scu base from DT, lets use it.

CC: Dinh Nguyen <dinguyen@...nsource.altera.com>
Signed-off-by: Pankaj Dubey <pankaj.dubey@...sung.com>
---
 arch/arm/mach-socfpga/platsmp.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c
index 0794574..d3f0a07 100644
--- a/arch/arm/mach-socfpga/platsmp.c
+++ b/arch/arm/mach-socfpga/platsmp.c
@@ -79,19 +79,10 @@ static int socfpga_a10_boot_secondary(unsigned int cpu, struct task_struct *idle
 
 static void __init socfpga_smp_prepare_cpus(unsigned int max_cpus)
 {
-	struct device_node *np;
-	void __iomem *socfpga_scu_base_addr;
-
-	np = of_find_compatible_node(NULL, NULL, "arm,cortex-a9-scu");
-	if (!np) {
+	if (of_scu_enable()) {
 		pr_err("%s: missing scu\n", __func__);
 		return;
 	}
-
-	socfpga_scu_base_addr = of_iomap(np, 0);
-	if (!socfpga_scu_base_addr)
-		return;
-	scu_enable(socfpga_scu_base_addr);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
-- 
2.7.4