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Commit 10cdc7e5 authored Jun 13, 2011 by Rob Herring Committed by Russell King Jul 06, 2011

ARM: 6960/1: allow enabling SCU code on UP



The scu_power_mode function can be used on UP builds as it drives signals
to an SOC power controller. So make it selectable for !SMP.

Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

parent eca5dc2a

arch/arm/Kconfig

+0 −1

Original line number	Diff line number	Diff line
		@@ -1349,7 +1349,6 @@ config SMP_ON_UP

		config HAVE_ARM_SCU
		bool
		depends on SMP
		help
		This option enables support for the ARM system coherency unit

arch/arm/kernel/smp_scu.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -20,6 +20,7 @@
		#define SCU_INVALIDATE 0x0c
		#define SCU_FPGA_REVISION 0x10

		#ifdef CONFIG_SMP
		/*
		* Get the number of CPU cores from the SCU configuration
		*/
		@@ -50,6 +51,7 @@ void __init scu_enable(void __iomem *scu_base)
		*/
		flush_cache_all();
		}
		#endif

		/*
		* Set the executing CPUs power mode as defined. This will be in