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From: Abhilash Kesavan <a.kesavan-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
To: nicolas.pitre-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	Dave.Martin-5wv7dgnIgG8@public.gmane.org,
	lorenzo.pieralisi-5wv7dgnIgG8@public.gmane.org,
	daniel.lezcano-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
	kgene.kim-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org,
	t.figa-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org,
	abrestic-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org,
	thomas.ab-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org,
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Cc: mark.rutland-5wv7dgnIgG8@public.gmane.org,
	devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	grant.likely-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
	robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
	will.deacon-5wv7dgnIgG8@public.gmane.org,
	arnd-r2nGTMty4D4@public.gmane.org,
	kesavan.abhilash-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	linux-samsung-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH v5 2/5] ARM: EXYNOS: use generic exynos cpu power control functions
Date: Mon,  5 May 2014 21:56:58 +0530	[thread overview]
Message-ID: <1399307221-8659-3-git-send-email-a.kesavan@samsung.com> (raw)
In-Reply-To: <1399307221-8659-1-git-send-email-a.kesavan-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>

From: Leela Krishna Amudala <leela.krishna-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>

Use generic exynos cpu power control functions to power up/down
and to know the status of the cpu.

Signed-off-by: Leela Krishna Amudala <leela.krishna-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>
---
 arch/arm/mach-exynos/platsmp.c |    9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c
index 0aac032..d442a66 100644
--- a/arch/arm/mach-exynos/platsmp.c
+++ b/arch/arm/mach-exynos/platsmp.c
@@ -130,15 +130,12 @@ static int exynos_boot_secondary(unsigned int cpu, struct task_struct *idle)
 	 */
 	write_pen_release(phys_cpu);
 
-	if (!(__raw_readl(S5P_ARM_CORE1_STATUS) & S5P_CORE_LOCAL_PWR_EN)) {
-		__raw_writel(S5P_CORE_LOCAL_PWR_EN,
-			     S5P_ARM_CORE1_CONFIGURATION);
-
+	if (!exynos_cpu_power_state(cpu)) {
+		exynos_cpu_powerup(cpu);
 		timeout = 10;
 
 		/* wait max 10 ms until cpu1 is on */
-		while ((__raw_readl(S5P_ARM_CORE1_STATUS)
-			& S5P_CORE_LOCAL_PWR_EN) != S5P_CORE_LOCAL_PWR_EN) {
+		while (exynos_cpu_power_state(cpu) != S5P_CORE_LOCAL_PWR_EN) {
 			if (timeout-- == 0)
 				break;
 
-- 
1.7.9.5

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  parent reply	other threads:[~2014-05-05 16:26 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-05 16:26 [PATCH v5 0/5] MCPM backend for Exynos5420 Abhilash Kesavan
2014-05-05 16:26 ` [PATCH v5 3/5] arm: exynos: Add generic cluster power control functions Abhilash Kesavan
     [not found] ` <1399307221-8659-1-git-send-email-a.kesavan-Sze3O3UU22JBDgjK7y7TUQ@public.gmane.org>
2014-05-05 16:26   ` [PATCH v5 1/5] ARM: EXYNOS: Add generic cpu power control functions for all exynos based SoCs Abhilash Kesavan
2014-05-13  2:24     ` Kukjin Kim
2014-05-13 10:12       ` Abhilash Kesavan
2014-05-15 21:11         ` Tomasz Figa
2014-05-16  5:07           ` Abhilash Kesavan
2014-05-17  0:32             ` Tomasz Figa
2014-05-19  2:42               ` Abhilash Kesavan
2014-05-05 16:26   ` Abhilash Kesavan [this message]
2014-05-13  2:28     ` [PATCH v5 2/5] ARM: EXYNOS: use generic exynos cpu power control functions Kukjin Kim
2014-05-13 10:13       ` Abhilash Kesavan
2014-05-05 16:27   ` [PATCH v5 4/5] ARM: dts: exynos5420: add CCI node Abhilash Kesavan
2014-05-05 16:27 ` [PATCH v5 5/5] arm: exynos: Add MCPM call-back functions Abhilash Kesavan
2014-05-05 18:12   ` Nicolas Pitre
2014-05-27 11:07   ` Arnd Bergmann
2014-05-27 11:39     ` Kukjin Kim
2014-05-27 15:17       ` Kukjin Kim

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