1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
From e5c859035c3fd62ef27f14ec34a4dc0a2d736eff Mon Sep 17 00:00:00 2001
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Date: Thu, 17 May 2018 23:19:44 +0300
Subject: [PATCH 007/211] arm64: dts: renesas: r8a77980: add SMP support
Add the device nodes for 3 more Cortex-A53 CPU cores; adjust the interrupt
delivery masks for the ARM GIC and Architectured Timer.
Based on the original (and large) patch by Vladimir Barinov.
Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
[simon: corrected whitespace]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
(cherry picked from commit 2ec1e4b4a815ee872fb29753f4872abf1a2e62a4)
Signed-off-by: Valentine Barshak <valentine.barshak@cogentembedded.com>
---
arch/arm64/boot/dts/renesas/r8a77980.dtsi | 40 +++++++++++++++++++++++++++----
1 file changed, 35 insertions(+), 5 deletions(-)
diff --git a/arch/arm64/boot/dts/renesas/r8a77980.dtsi b/arch/arm64/boot/dts/renesas/r8a77980.dtsi
index 8ecda23..1920b86 100644
--- a/arch/arm64/boot/dts/renesas/r8a77980.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77980.dtsi
@@ -30,6 +30,36 @@
enable-method = "psci";
};
+ a53_1: cpu@1 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <1>;
+ clocks = <&cpg CPG_CORE R8A77980_CLK_Z2>;
+ power-domains = <&sysc R8A77980_PD_CA53_CPU1>;
+ next-level-cache = <&L2_CA53>;
+ enable-method = "psci";
+ };
+
+ a53_2: cpu@2 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <2>;
+ clocks = <&cpg CPG_CORE R8A77980_CLK_Z2>;
+ power-domains = <&sysc R8A77980_PD_CA53_CPU2>;
+ next-level-cache = <&L2_CA53>;
+ enable-method = "psci";
+ };
+
+ a53_3: cpu@3 {
+ device_type = "cpu";
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <3>;
+ clocks = <&cpg CPG_CORE R8A77980_CLK_Z2>;
+ power-domains = <&sysc R8A77980_PD_CA53_CPU3>;
+ next-level-cache = <&L2_CA53>;
+ enable-method = "psci";
+ };
+
L2_CA53: cache-controller {
compatible = "cache";
power-domains = <&sysc R8A77980_PD_CA53_SCU>;
@@ -471,7 +501,7 @@
<0x0 0xf1020000 0 0x20000>,
<0x0 0xf1040000 0 0x20000>,
<0x0 0xf1060000 0 0x20000>;
- interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(1) |
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) |
IRQ_TYPE_LEVEL_HIGH)>;
clocks = <&cpg CPG_MOD 408>;
clock-names = "clk";
@@ -487,13 +517,13 @@
timer {
compatible = "arm,armv8-timer";
- interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) |
+ interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
IRQ_TYPE_LEVEL_LOW)>,
- <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) |
+ <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
IRQ_TYPE_LEVEL_LOW)>,
- <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) |
+ <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) |
IRQ_TYPE_LEVEL_LOW)>,
- <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) |
+ <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) |
IRQ_TYPE_LEVEL_LOW)>;
};
};
--
2.7.4
|
