[PATCH 2/2] ARM: mediatek: dts: activate SMP for mt6582
Maxim Kutnij
gtk3 at inbox.ru
Thu Dec 30 07:51:51 PST 2021
This patch adds nodes mt6589-smp, pmu and arm,armv7-timer.
Signed-off-by: Maxim Kutnij <gtk3 at inbox.ru>
---
arch/arm/boot/dts/mt6582.dtsi | 35 ++++++++++++++++++++++++++++++-----
1 file changed, 30 insertions(+), 5 deletions(-)
diff --git a/arch/arm/boot/dts/mt6582.dtsi b/arch/arm/boot/dts/mt6582.dtsi
index 4263371784c..5efcbf43325 100644
--- a/arch/arm/boot/dts/mt6582.dtsi
+++ b/arch/arm/boot/dts/mt6582.dtsi
@@ -15,29 +15,43 @@ / {
cpus {
#address-cells = <1>;
#size-cells = <0>;
+ enable-method = "mediatek,mt6589-smp";
- cpu at 0 {
+ cpu0: cpu at 0 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0x0>;
+ clock-frequency = <1300000000>;
};
- cpu at 1 {
+ cpu1: cpu at 1 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0x1>;
+ clock-frequency = <1300000000>;
};
- cpu at 2 {
+ cpu2: cpu at 2 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0x2>;
+ clock-frequency = <1300000000>;
};
- cpu at 3 {
+ cpu3: cpu at 3 {
device_type = "cpu";
compatible = "arm,cortex-a7";
reg = <0x3>;
+ clock-frequency = <1300000000>;
};
};
+ pmu {
+ compatible = "arm,cortex-a7-pmu";
+ interrupts = <GIC_SPI 4 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 5 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 6 IRQ_TYPE_LEVEL_LOW>,
+ <GIC_SPI 7 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
system_clk: dummy13m {
compatible = "fixed-clock";
clock-frequency = <13000000>;
@@ -56,7 +70,18 @@ uart_clk: dummy26m {
#clock-cells = <0>;
};
- timer: timer at 11008000 {
+ timer {
+ compatible = "arm,armv7-timer";
+ interrupt-parent = <&gic>;
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ clock-frequency = <13000000>;
+ arm,cpu-registers-not-fw-configured;
+ };
+
+ timer: timer at 10008000 {
compatible = "mediatek,mt6577-timer";
reg = <0x10008000 0x80>;
interrupts = <GIC_SPI 112 IRQ_TYPE_LEVEL_LOW>;
--
2.34.1
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