// SPDX-License-Identifier: GPL-2.0 /* * Samsung Exynos5422 SoC cpu device tree source * * Copyright (c) 2015 Samsung Electronics Co., Ltd. * http://www.samsung.com * * This file provides desired ordering for Exynos5422: CPU[0123] being the A7. * * The Exynos5420, 5422 and 5800 actually share the same CPU configuration * but particular boards choose different booting order. * * Exynos5420 and Exynos5800 always boot from Cortex-A15. On Exynos5422 * booting cluster (big or LITTLE) is chosen by IROM code by reading * the gpg2-1 GPIO. By default all Exynos5422 based boards choose booting * from the LITTLE: Cortex-A7. */ / { cpus { #address-cells = <1>; #size-cells = <0>; cpu0: cpu@100 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x100>; clocks = <&clock CLK_KFC_CLK>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; operating-points-v2 = <&cluster_a7_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <539>; dynamic-power-coefficient = <90>; }; cpu1: cpu@101 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x101>; clocks = <&clock CLK_KFC_CLK>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; operating-points-v2 = <&cluster_a7_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <539>; dynamic-power-coefficient = <90>; }; cpu2: cpu@102 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x102>; clocks = <&clock CLK_KFC_CLK>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; operating-points-v2 = <&cluster_a7_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <539>; dynamic-power-coefficient = <90>; }; cpu3: cpu@103 { device_type = "cpu"; compatible = "arm,cortex-a7"; reg = <0x103>; clocks = <&clock CLK_KFC_CLK>; clock-frequency = <1000000000>; cci-control-port = <&cci_control0>; operating-points-v2 = <&cluster_a7_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <539>; dynamic-power-coefficient = <90>; }; cpu4: cpu@0 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x0>; clocks = <&clock CLK_ARM_CLK>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; operating-points-v2 = <&cluster_a15_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <310>; }; cpu5: cpu@1 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x1>; clocks = <&clock CLK_ARM_CLK>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; operating-points-v2 = <&cluster_a15_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <310>; }; cpu6: cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x2>; clocks = <&clock CLK_ARM_CLK>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; operating-points-v2 = <&cluster_a15_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <310>; }; cpu7: cpu@3 { device_type = "cpu"; compatible = "arm,cortex-a15"; reg = <0x3>; clocks = <&clock CLK_ARM_CLK>; clock-frequency = <1800000000>; cci-control-port = <&cci_control1>; operating-points-v2 = <&cluster_a15_opp_table>; #cooling-cells = <2>; /* min followed by max */ capacity-dmips-mhz = <1024>; dynamic-power-coefficient = <310>; }; }; }; &arm_a7_pmu { interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>; status = "okay"; }; &arm_a15_pmu { interrupt-affinity = <&cpu4>, <&cpu5>, <&cpu6>, <&cpu7>; status = "okay"; };