Re: [PATCH 1/5] arm64: dts: renesas: r8a7795: Add multi-cluster definition

[Geert Uytterhoeven]

On Tue, Feb 27, 2018 at 3:19 AM, Gaku Inami  wrote:
> This patch adds the "cpu-map" for multi-cluster into r8a7795
> device-tree. This definition is used to parse the cpu topology.
>
> Signed-off-by: Gaku Inami 

Reviewed-by: Geert Uytterhoeven 

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- ge...@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

[PATCH 1/5] arm64: dts: renesas: r8a7795: Add multi-cluster definition

[Gaku Inami]

This patch adds the "cpu-map" for multi-cluster into r8a7795
device-tree. This definition is used to parse the cpu topology.

Signed-off-by: Gaku Inami 
---
 arch/arm64/boot/dts/renesas/r8a7795.dtsi | 32 
 1 file changed, 32 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a7795.dtsi 
b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
index ce85704..ffcc91e 100644
--- a/arch/arm64/boot/dts/renesas/r8a7795.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7795.dtsi
@@ -34,6 +34,38 @@
#address-cells = <1>;
#size-cells = <0>;
 
+   cpu-map {
+   cluster0 {
+   core0 {
+   cpu = <_0>;
+   };
+   core1 {
+   cpu = <_1>;
+   };
+   core2 {
+   cpu = <_2>;
+   };
+   core3 {
+   cpu = <_3>;
+   };
+   };
+
+   cluster1 {
+   core0 {
+   cpu = <_0>;
+   };
+   core1 {
+   cpu = <_1>;
+   };
+   core2 {
+   cpu = <_2>;
+   };
+   core3 {
+   cpu = <_3>;
+   };
+   };
+   };
+
a57_0: cpu@0 {
compatible = "arm,cortex-a57", "arm,armv8";
reg = <0x0>;
-- 
2.7.4