From: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Add a device node for the second Cortex-A53 CPU core on the Renesas
R-Car E3 (r8a77990) SoC, and adjust the interrupt delivery masks for ARM
Generic Interrupt Controller and Architectured Timer.
Based on a patch in the BSP by Takeshi Kihara.
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r8a77990.dtsi | 27 ++++++++++++++++++---------
1 file changed, 18 insertions(+), 9 deletions(-)
diff --git a/arch/arm64/boot/dts/renesas/r8a77990.dtsi b/arch/arm64/boot/dts/renesas/r8a77990.dtsi
index e644f49c9b58..735881d4e57a 100644
--- a/arch/arm64/boot/dts/renesas/r8a77990.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77990.dtsi
@@ -17,16 +17,24 @@
#address-cells = <1>;
#size-cells = <0>;
- /* 1 core only at this point */
a53_0: cpu@0 {
compatible = "arm,cortex-a53", "arm,armv8";
- reg = <0x0>;
+ reg = <0>;
device_type = "cpu";
power-domains = <&sysc 5>;
next-level-cache = <&L2_CA53>;
enable-method = "psci";
};
+ a53_1: cpu@1 {
+ compatible = "arm,cortex-a53", "arm,armv8";
+ reg = <1>;
+ device_type = "cpu";
+ power-domains = <&sysc 6>;
+ next-level-cache = <&L2_CA53>;
+ enable-method = "psci";
+ };
+
L2_CA53: cache-controller-0 {
compatible = "cache";
power-domains = <&sysc 21>;
@@ -44,8 +52,9 @@
pmu_a53 {
compatible = "arm,cortex-a53-pmu";
- interrupts-extended = <&gic GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-affinity = <&a53_0>;
+ interrupts-extended = <&gic GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>,
+ <&gic GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&a53_0>, <&a53_1>;
};
psci {
@@ -268,7 +277,7 @@
<0x0 0xf1040000 0 0x20000>,
<0x0 0xf1060000 0 0x20000>;
interrupts = <GIC_PPI 9
- (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_HIGH)>;
+ (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>;
clocks = <&cpg CPG_MOD 408>;
clock-names = "clk";
power-domains = <&sysc 32>;
@@ -283,9 +292,9 @@
timer {
compatible = "arm,armv8-timer";
- interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
- <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
- <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
- <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>;
+ interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <&gic GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <&gic GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <&gic GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
};
};
--
2.11.0
