target/linux/bcm53xx/patches-4.4/024-ARM-BCM-Add-SMP-support-for-Broadcom-4708.patch

   1 From 99498905ac1fbc73a97d27d21ea449fb939072e3 Mon Sep 17 00:00:00 2001
   2 From: Jon Mason <jonmason@broadcom.com>
   3 Date: Tue, 1 Dec 2015 11:24:09 -0500
   4 Subject: [PATCH] ARM: BCM: Add SMP support for Broadcom 4708
   5
   6 Add SMP support for Broadcom's 4708 SoCs.
   7
   8 Signed-off-by: Jon Mason <jonmason@broadcom.com>
   9 Acked-by: Hauke Mehrtens <hauke@hauke-m.de>
  10 Tested-by: Hauke Mehrtens <hauke@hauke-m.de>
  11 Signed-off-by: Kapil Hali <kapilh@broadcom.com>
  12 Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
  13 ---
  14  arch/arm/boot/dts/bcm4708.dtsi | 2 ++
  15  arch/arm/mach-bcm/Kconfig      | 1 +
  16  arch/arm/mach-bcm/Makefile     | 3 +++
  17  3 files changed, 6 insertions(+)
  18
  19 --- a/arch/arm/boot/dts/bcm4708.dtsi
  20 +++ b/arch/arm/boot/dts/bcm4708.dtsi
  21 @@ -15,6 +15,7 @@
  22         cpus {
  23                 #address-cells = <1>;
  24                 #size-cells = <0>;
  25 +               enable-method = "brcm,bcm-nsp-smp";
  26
  27                 cpu@0 {
  28                         device_type = "cpu";
  29 @@ -27,6 +28,7 @@
  30                         device_type = "cpu";
  31                         compatible = "arm,cortex-a9";
  32                         next-level-cache = <&L2>;
  33 +                       secondary-boot-reg = <0xffff0400>;
  34                         reg = <0x1>;
  35                 };
  36         };
  37 --- a/arch/arm/mach-bcm/Kconfig
  38 +++ b/arch/arm/mach-bcm/Kconfig
  39 @@ -57,6 +57,7 @@ config ARCH_BCM_5301X
  40         select ARM_ERRATA_754322
  41         select ARM_ERRATA_775420
  42         select ARM_ERRATA_764369 if SMP
  43 +       select HAVE_SMP
  44
  45         help
  46           Support for Broadcom BCM470X and BCM5301X SoCs with ARM CPU cores.
  47 --- a/arch/arm/mach-bcm/Makefile
  48 +++ b/arch/arm/mach-bcm/Makefile
  49 @@ -43,6 +43,9 @@ obj-$(CONFIG_ARCH_BCM2835)    += board_bcm2835.o
  50
  51  # BCM5301X
  52  obj-$(CONFIG_ARCH_BCM_5301X)   += bcm_5301x.o
  53 +ifeq ($(CONFIG_ARCH_BCM_5301X),y)
  54 +obj-$(CONFIG_SMP)              += platsmp.o
  55 +endif
  56
  57  # BCM63XXx
  58  ifeq ($(CONFIG_ARCH_BCM_63XX),y)