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Commit 060646a2 authored by Yingjoe Chen's avatar Yingjoe Chen Committed by Matthias Brugger
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ARM: dts: mt8127: enable basic SMP bringup for mt8127 



Add arch timer node to enable arch-timer support. MT8127 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: default avatarYingjoe Chen <yingjoe.chen@mediatek.com>
Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent d186a394

arch/arm/boot/dts/mt8127.dtsi

+27 −0
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ 
	cpus {

		#address-cells = <1>;

		#size-cells = <0>;

		enable-method = "mediatek,mt81xx-tz-smp";



		cpu@0 {

			device_type = "cpu";
@@ -47,6 +48,17 @@ 


	};



	reserved-memory {

		#address-cells = <2>;

		#size-cells = <2>;

		ranges;



		trustzone-bootinfo@80002000 {

			compatible = "mediatek,trustzone-bootinfo";

			reg = <0 0x80002000 0 0x1000>;

		};

	};



	clocks {

		#address-cells = <2>;

		#size-cells = <2>;
@@ -72,6 +84,21 @@ 
                };

	};



	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>;