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arch/arm/dts/fsl-imx8-ca35.dtsi 1.9 KB
d41ce506b   Eric Lee   Initial Release, ...
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  /*
   * Copyright (C) 2016 Freescale Semiconductor, Inc.
   * Copyright 2017 NXP
   *
   * This program is free software; you can redistribute it and/or
   * modify it under the terms of the GNU General Public License
   * as published by the Free Software Foundation; either version 2
   * of the License, or (at your option) any later version.
   *
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   */
  
  #include <dt-bindings/clock/imx8qxp-clock.h>
  #include <dt-bindings/interrupt-controller/arm-gic.h>
  
  /{
  	cpus {
  		#address-cells = <2>;
  		#size-cells = <0>;
  
  		/* We have 1 clusters having 4 Cortex-A35 cores */
  		A35_0: cpu@0 {
  			device_type = "cpu";
  			compatible = "arm,cortex-a35";
  			reg = <0x0 0x0>;
  			enable-method = "psci";
  			next-level-cache = <&A35_L2>;
  			operating-points = <
  				/* kHz    uV */
  				1000000 1150000
  			>;
  			clocks = <&clk IMX8QXP_A35_DIV>;
  		};
  
  		A35_1: cpu@1 {
  			device_type = "cpu";
  			compatible = "arm,cortex-a35";
  			reg = <0x0 0x1>;
  			enable-method = "psci";
  			next-level-cache = <&A35_L2>;
  		};
  
  		A35_2: cpu@2 {
  			device_type = "cpu";
  			compatible = "arm,cortex-a35";
  			reg = <0x0 0x2>;
  			enable-method = "psci";
  			next-level-cache = <&A35_L2>;
  		};
  
  		A35_3: cpu@3 {
  			device_type = "cpu";
  			compatible = "arm,cortex-a35";
  			reg = <0x0 0x3>;
  			enable-method = "psci";
  			next-level-cache = <&A35_L2>;
  		};
  
  		A35_L2: l2-cache0 {
  			compatible = "cache";
  		};
  	};
  
  	pmu {
  		compatible = "arm,armv8-pmuv3";
  		interrupts = <GIC_PPI 7
  			(GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_HIGH)>;
  		interrupt-affinity = <&A35_0>, <&A35_1>, <&A35_2>, <&A35_3>;
  	};
  
  	psci {
  		compatible = "arm,psci-1.0";
  		method = "smc";
  		cpu_suspend   = <0xc4000001>;
  		cpu_off	      = <0xc4000002>;
  		cpu_on	      = <0xc4000003>;
  	};
  };