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path: root/target/linux/bcm53xx/patches-4.3/131-ARM-BCM-Add-SMP-support-for-Broadcom-4708.patch
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From ddbf0ad85be06948dd214c7beb7b315ef2749e65 Mon Sep 17 00:00:00 2001
From: Jon Mason <jonmason@broadcom.com>
Date: Thu, 15 Oct 2015 14:14:10 -0400
Subject: [PATCH] ARM: BCM: Add SMP support for Broadcom 4708

ARM: BCM: Add SMP support for Broadcom 4708

Add SMP support for Broadcom's 4708 SoCs.

Signed-off-by: Jon Mason <jonmason@broadcom.com>
---
 arch/arm/boot/dts/bcm4708.dtsi | 2 ++
 arch/arm/mach-bcm/Kconfig      | 2 ++
 arch/arm/mach-bcm/Makefile     | 3 +++
 3 files changed, 7 insertions(+)

--- a/arch/arm/boot/dts/bcm4708.dtsi
+++ b/arch/arm/boot/dts/bcm4708.dtsi
@@ -15,6 +15,8 @@
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
+		enable-method = "brcm,bcm-nsp-smp";
+		secondary-boot-reg = <0xffff0400>;
 
 		cpu@0 {
 			device_type = "cpu";
--- a/arch/arm/mach-bcm/Kconfig
+++ b/arch/arm/mach-bcm/Kconfig
@@ -38,6 +38,8 @@ config ARCH_BCM_CYGNUS
 config ARCH_BCM_5301X
 	bool "Broadcom BCM470X / BCM5301X ARM SoC" if ARCH_MULTI_V7
 	select ARCH_BCM_IPROC
+	select ARM_ERRATA_764369 if SMP
+	select HAVE_SMP
 	help
 	  Support for Broadcom BCM470X and BCM5301X SoCs with ARM CPU cores.
 
--- a/arch/arm/mach-bcm/Makefile
+++ b/arch/arm/mach-bcm/Makefile
@@ -36,6 +36,9 @@ obj-$(CONFIG_ARCH_BCM2835)	+= board_bcm2
 
 # BCM5301X
 obj-$(CONFIG_ARCH_BCM_5301X)	+= bcm_5301x.o
+ifeq ($(CONFIG_ARCH_BCM_5301X),y)
+obj-$(CONFIG_SMP)		+= headsmp.o platsmp.o
+endif
 
 # BCM63XXx
 ifeq ($(CONFIG_ARCH_BCM_63XX),y)