ARM: BCM: Add SMP support for Broadcom 4708

Add SMP support for Broadcom's 4708 SoCs.

Signed-off-by: Jon Mason <jonmason@broadcom.com>
Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
Tested-by: Hauke Mehrtens <hauke@hauke-m.de>
Signed-off-by: Kapil Hali <kapilh@broadcom.com>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

diff --git a/arch/arm/boot/dts/bcm4708.dtsi b/arch/arm/boot/dts/bcm4708.dtsi
index 31141e8..eed4dd1 100644 (file)
--- a/arch/arm/boot/dts/bcm4708.dtsi
+++ b/arch/arm/boot/dts/bcm4708.dtsi
@@ -15,6 +15,7 @@
        cpus {
                #address-cells = <1>;
                #size-cells = <0>;
+               enable-method = "brcm,bcm-nsp-smp";
 
                cpu@0 {
                        device_type = "cpu";
@@ -27,6 +28,7 @@
                        device_type = "cpu";
                        compatible = "arm,cortex-a9";
                        next-level-cache = <&L2>;
+                       secondary-boot-reg = <0xffff0400>;
                        reg = <0x1>;
                };
        };

diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig
index 6e3e043..0207736 100644 (file)
--- a/arch/arm/mach-bcm/Kconfig
+++ b/arch/arm/mach-bcm/Kconfig
@@ -57,6 +57,7 @@ config ARCH_BCM_5301X
        select ARM_ERRATA_754322
        select ARM_ERRATA_775420
        select ARM_ERRATA_764369 if SMP
+       select HAVE_SMP
 
        help
          Support for Broadcom BCM470X and BCM5301X SoCs with ARM CPU cores.

diff --git a/arch/arm/mach-bcm/Makefile b/arch/arm/mach-bcm/Makefile
index 5193a25..7d66515 100644 (file)
--- a/arch/arm/mach-bcm/Makefile
+++ b/arch/arm/mach-bcm/Makefile
@@ -43,6 +43,9 @@ obj-$(CONFIG_ARCH_BCM2835)    += board_bcm2835.o
 
 # BCM5301X
 obj-$(CONFIG_ARCH_BCM_5301X)   += bcm_5301x.o
+ifeq ($(CONFIG_ARCH_BCM_5301X),y)
+obj-$(CONFIG_SMP)              += platsmp.o
+endif
 
 # BCM63XXx
 ifeq ($(CONFIG_ARCH_BCM_63XX),y)