[PATCH 2/3] ARM: dts: add SMP support for Broadcom NSP

From: Kapil Hali
Date: Wed Oct 14 2015 - 13:47:20 EST


Add device tree changes required for providing SMP support
for Broadcom Northstar Plus SoC.

Signed-off-by: Kapil Hali <kapilh@xxxxxxxxxxxx>
---
arch/arm/boot/dts/bcm-nsp.dtsi | 33 +++++++++++++++++++++------------
1 file changed, 21 insertions(+), 12 deletions(-)

diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index 58aca27..d1875d9 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -40,24 +40,33 @@
model = "Broadcom Northstar Plus SoC";
interrupt-parent = <&gic>;

+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ enable-method = "brcm,bcm-nsp-smp";
+ secondary-boot-reg = <0xffff042c>;
+
+ cpu@0 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ next-level-cache = <&L2>;
+ reg = <0x0>;
+ };
+
+ cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a9";
+ next-level-cache = <&L2>;
+ reg = <0x1>;
+ };
+ };
+
mpcore {
compatible = "simple-bus";
ranges = <0x00000000 0x19020000 0x00003000>;
#address-cells = <1>;
#size-cells = <1>;

- cpus {
- #address-cells = <1>;
- #size-cells = <0>;
-
- cpu@0 {
- device_type = "cpu";
- compatible = "arm,cortex-a9";
- next-level-cache = <&L2>;
- reg = <0x0>;
- };
- };
-
L2: l2-cache {
compatible = "arm,pl310-cache";
reg = <0x2000 0x1000>;
--
2.1.0

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