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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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556cc1c5f5
The AXS10x platforms consist of a mainboard with peripherals, on which several daughter cards can be placed. The daughter cards typically contain a CPU and memory. Signed-off-by: Mischa Jonker <mjonker@synopsys.com> Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
80 lines
1.7 KiB
Plaintext
80 lines
1.7 KiB
Plaintext
/*
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* Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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/*
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* Device tree for AXC001 770D/EM6/AS221 CPU card
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* Note that this file only supports the 770D CPU
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*/
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/ {
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compatible = "snps,arc";
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clock-frequency = <750000000>; /* 750 MHZ */
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#address-cells = <1>;
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#size-cells = <1>;
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cpu_card {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00000000 0xf0000000 0x10000000>;
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cpu_intc: arc700-intc@cpu {
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compatible = "snps,arc700-intc";
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interrupt-controller;
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#interrupt-cells = <1>;
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};
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/*
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* this GPIO block ORs all interrupts on CPU card (creg,..)
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* to uplink only 1 IRQ to ARC core intc
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*/
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dw-apb-gpio@0x2000 {
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compatible = "snps,dw-apb-gpio";
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reg = < 0x2000 0x80 >;
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#address-cells = <1>;
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#size-cells = <0>;
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ictl_intc: gpio-controller@0 {
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compatible = "snps,dw-apb-gpio-port";
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gpio-controller;
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#gpio-cells = <2>;
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snps,nr-gpios = <30>;
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reg = <0>;
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interrupt-controller;
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#interrupt-cells = <2>;
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interrupt-parent = <&cpu_intc>;
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interrupts = <15>;
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};
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};
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debug_uart: dw-apb-uart@0x5000 {
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compatible = "snps,dw-apb-uart";
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reg = <0x5000 0x100>;
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clock-frequency = <33333000>;
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interrupt-parent = <&ictl_intc>;
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interrupts = <19 4>;
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baud = <115200>;
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reg-shift = <2>;
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reg-io-width = <4>;
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};
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arcpmu0: pmu {
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compatible = "snps,arc700-pct";
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};
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};
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memory {
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x00000000 0x80000000 0x40000000>;
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device_type = "memory";
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reg = <0x00000000 0x20000000>; /* 512MiB */
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};
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};
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