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Subject[PATCH v2 8/9] ARM: dts: mt8135: enable basic SMP bringup for mt8135
Date
Add arch timer node to enable arch-timer support. MT8135 firmware
doesn't correctly setup arch-timer frequency and CNTVOFF, add
properties to workaround this.

This also set cpu enable-method to enable SMP.

Signed-off-by: Yingjoe Chen <yingjoe.chen@mediatek.com>
---
arch/arm/boot/dts/mt8135.dtsi | 16 ++++++++++++++++
1 file changed, 16 insertions(+)

diff --git a/arch/arm/boot/dts/mt8135.dtsi b/arch/arm/boot/dts/mt8135.dtsi
index a161e99..cc8a8c9 100644
--- a/arch/arm/boot/dts/mt8135.dtsi
+++ b/arch/arm/boot/dts/mt8135.dtsi
@@ -43,6 +43,7 @@
cpus {
#address-cells = <1>;
#size-cells = <0>;
+ enable-method = "mediatek,mt81xx-tz-smp";

cpu0: cpu@0 {
device_type = "cpu";
@@ -95,6 +96,21 @@

};

+ timer {
+ compatible = "arm,armv7-timer";
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_LOW)>;
+ clock-frequency = <13000000>;
+ arm,cpu-registers-not-fw-configured;
+ };
+
soc {
#address-cells = <2>;
#size-cells = <2>;
--
1.8.1.1.dirty


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