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3696fc9774
For some reason we use ns8250 UART compatible on UP HAPS configuration and ns16550a (which is ns8250 with FIFO support) on SMP HAPS configuration. Given that we have same UART IP with same IP configuration on both HAPS configuration use ns16550a compatible everywhere. Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
74 lines
1.5 KiB
Text
74 lines
1.5 KiB
Text
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (C) 2016-2014 Synopsys, Inc. (www.synopsys.com)
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*/
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/dts-v1/;
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/include/ "skeleton_hs_idu.dtsi"
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/ {
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model = "snps,zebu_hs-smp";
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compatible = "snps,zebu_hs";
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#address-cells = <1>;
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#size-cells = <1>;
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interrupt-parent = <&core_intc>;
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memory {
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device_type = "memory";
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reg = <0x80000000 0x20000000>; /* 512 */
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};
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chosen {
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bootargs = "earlycon=uart8250,mmio32,0xf0000000,115200n8 console=ttyS0,115200n8 debug print-fatal-signals=1";
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};
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aliases {
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serial0 = &uart0;
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};
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fpga {
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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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/* child and parent address space 1:1 mapped */
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ranges;
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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 = <50000000>; /* 50 MHZ */
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};
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core_intc: interrupt-controller {
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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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idu_intc: idu-interrupt-controller {
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compatible = "snps,archs-idu-intc";
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interrupt-controller;
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interrupt-parent = <&core_intc>;
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#interrupt-cells = <1>;
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};
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uart0: serial@f0000000 {
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compatible = "ns16550a";
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reg = <0xf0000000 0x2000>;
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interrupt-parent = <&idu_intc>;
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interrupts = <0>;
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clock-frequency = <50000000>;
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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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no-loopback-test = <1>;
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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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interrupts = <20>;
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};
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};
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};
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