linux-kernel - [PATCH v4 01/12] ARM: OMAP2+: pm: Do not init statically the SR and voltage layer with DT

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Date:	Thu, 22 Dec 2011 15:56:35 +0100
From:	Benoit Cousson <b-cousson@...com>
To:	<rob.herring@...xeda.com>, <tony@...mide.com>
CC:	<linux-omap@...r.kernel.org>, <akpm@...ux-foundation.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<devicetree-discuss@...ts.ozlabs.org>, <grant.likely@...retlab.ca>,
	<linux-i2c@...r.kernel.org>, <sameo@...ux.intel.com>,
	<ben-linux@...ff.org>, Benoit Cousson <b-cousson@...com>
Subject: [PATCH v4 01/12] ARM: OMAP2+: pm: Do not init statically the SR and voltage layer with DT

In the case of DT, the PMIC and SR initialization will be done using
a completely different mechanism.

Disable this part if a DT blob is available.

Signed-off-by: Benoit Cousson <b-cousson@...com>
Acked-by: Kevin Hilman <khilman@...com>
---
 arch/arm/mach-omap2/pm.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c
index 1881fe9..ad4f693 100644
--- a/arch/arm/mach-omap2/pm.c
+++ b/arch/arm/mach-omap2/pm.c
@@ -227,6 +227,14 @@ postcore_initcall(omap2_common_pm_init);
 
 static int __init omap2_common_pm_late_init(void)
 {
+	/*
+	 * In the case of DT, the PMIC and SR initialization will be done using
+	 * a completely different mechanism.
+	 * Disable this part if a DT blob is available.
+	 */
+	if (of_have_populated_dt())
+		return 0;
+
 	/* Init the voltage layer */
 	omap_pmic_late_init();
 	omap_voltage_late_init();
-- 
1.7.0.4

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