mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
49acadff2a
Now when we switched to usage of real clk devices for CPU core frequency those root properties make no sense any longer. Se we're just getting rid of them here to not confuse readers of our .dts files. Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com> Cc: Christian Ruppert <christian.ruppert@alitech.com> Cc: Noam Camus <noamca@mellanox.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
125 lines
2.9 KiB
Plaintext
125 lines
2.9 KiB
Plaintext
/*
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* Copyright (C) 2014-15 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 AXC003 CPU card: HS38x UP configuration
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*/
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/include/ "skeleton_hs.dtsi"
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/ {
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compatible = "snps,arc";
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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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core_clk: core_clk {
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#clock-cells = <0>;
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compatible = "fixed-clock";
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clock-frequency = <90000000>;
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};
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core_intc: archs-intc@cpu {
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compatible = "snps,archs-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 = <&core_intc>;
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interrupts = <25>;
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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 = <2 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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arcpct0: pct {
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compatible = "snps,archs-pct";
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#interrupt-cells = <1>;
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interrupt-parent = <&core_intc>;
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interrupts = <20>;
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};
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};
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/*
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* The DW APB ICTL intc on MB is connected to CPU intc via a
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* DT "invisible" DW APB GPIO block, configured to simply pass thru
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* interrupts - setup accordinly in platform init (plat-axs10x/ax10x.c)
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*
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* So here we mimic a direct connection betwen them, ignoring the
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* ABPG GPIO. Thus set "interrupts = <24>" (DW APB GPIO to core)
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* instead of "interrupts = <12>" (DW APB ICTL to DW APB GPIO)
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*
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* This intc actually resides on MB, but we move it here to
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* avoid duplicating the MB dtsi file given that IRQ from
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* this intc to cpu intc are different for axs101 and axs103
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*/
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mb_intc: dw-apb-ictl@0xe0012000 {
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#interrupt-cells = <1>;
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compatible = "snps,dw-apb-ictl";
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reg = < 0xe0012000 0x200 >;
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interrupt-controller;
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interrupt-parent = <&core_intc>;
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interrupts = < 24 >;
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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 = <0x80000000 0x20000000>; /* 512MiB */
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};
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reserved-memory {
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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/*
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* Move frame buffer out of IOC aperture (0x8z-0xAz).
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*/
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frame_buffer: frame_buffer@be000000 {
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compatible = "shared-dma-pool";
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reg = <0xbe000000 0x2000000>;
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no-map;
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};
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};
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};
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