linux-kernel - [RFC PATCH 7/9] dt: deps: kirkwood: make it possible to use CONFIG_OF

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Date:	Mon, 12 May 2014 18:47:58 +0200
From:	Alexander Holler <holler@...oftware.de>
To:	linux-kernel@...r.kernel.org
Cc:	devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Russell King <linux@....linux.org.uk>,
	Jon Loeliger <jdl@....com>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Alexander Holler <holler@...oftware.de>
Subject: [RFC PATCH 7/9] dt: deps: kirkwood: make it possible to use CONFIG_OF_DEPENDENCIES

Use the feature of dependency based initialization order for drivers
if CONFIG_OF_DEPENDENCIES is enabled.

Signed-off-by: Alexander Holler <holler@...oftware.de>
---
 arch/arm/mach-kirkwood/board-dt.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm/mach-kirkwood/board-dt.c b/arch/arm/mach-kirkwood/board-dt.c
index 7818815..5c352b7 100644
--- a/arch/arm/mach-kirkwood/board-dt.c
+++ b/arch/arm/mach-kirkwood/board-dt.c
@@ -17,6 +17,7 @@
 #include <linux/of_address.h>
 #include <linux/of_net.h>
 #include <linux/of_platform.h>
+#include <linux/of_dependencies.h>
 #include <linux/dma-mapping.h>
 #include <linux/irqchip.h>
 #include <linux/kexec.h>
@@ -133,7 +134,14 @@ static void __init kirkwood_dt_init(void)
 	if (of_machine_is_compatible("marvell,mv88f6281gtw-ge"))
 		mv88f6281gtw_ge_init();
 
+#ifdef CONFIG_OF_DEPENDENCIES
+	if (!of_init_build_order(NULL, NULL))
+		of_init_create_devices(NULL, NULL);
+	else
+		of_init_free_order();
+#else
 	of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
+#endif
 }
 
 static const char * const kirkwood_dt_board_compat[] = {
-- 
1.8.3.1

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