xref: /openbmc/u-boot/arch/arc/dts/axs10x_mb.dtsi (revision d66ff4ba)
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2017 Synopsys, Inc. All rights reserved.
4 */
5
6/ {
7	aliases {
8		spi0 = &spi0;
9	};
10
11	axs10x_mb@e0000000 {
12		compatible = "simple-bus";
13		#address-cells = <1>;
14		#size-cells = <1>;
15		ranges = <0x00000000 0xe0000000 0x10000000>;
16		u-boot,dm-pre-reloc;
17
18		clocks {
19			compatible = "simple-bus";
20			u-boot,dm-pre-reloc;
21
22			apbclk: apbclk {
23				compatible = "fixed-clock";
24				clock-frequency = <50000000>;
25				#clock-cells = <0>;
26			};
27
28			uartclk: uartclk {
29				compatible = "fixed-clock";
30				clock-frequency = <33333333>;
31				#clock-cells = <0>;
32				u-boot,dm-pre-reloc;
33			};
34		};
35
36		ethernet@18000 {
37			compatible = "altr,socfpga-stmmac";
38			reg = < 0x18000 0x2000 >;
39			phy-mode = "gmii";
40			snps,pbl = < 32 >;
41			clocks = <&apbclk>;
42			clock-names = "stmmaceth";
43			max-speed = <100>;
44		};
45
46		ehci@0x40000 {
47			compatible = "generic-ehci";
48			reg = < 0x40000 0x100 >;
49		};
50
51		ohci@0x60000 {
52			compatible = "generic-ohci";
53			reg = < 0x60000 0x100 >;
54		};
55
56		uart0: serial0@22000 {
57			compatible = "snps,dw-apb-uart";
58			reg = <0x22000 0x100>;
59			clocks = <&uartclk>;
60			reg-shift = <2>;
61			reg-io-width = <4>;
62		};
63
64		spi0: spi@0 {
65			compatible = "snps,dw-apb-ssi";
66			reg = <0x0 0x100>;
67			#address-cells = <1>;
68			#size-cells = <0>;
69			spi-max-frequency = <4000000>;
70			clocks = <&apbclk>;
71			clock-names = "spi_clk";
72			cs-gpio = <&cs_gpio 0>;
73			spi_flash@0 {
74				compatible = "spi-flash";
75				reg = <0>;
76				spi-max-frequency = <4000000>;
77			};
78		};
79
80		cs_gpio: gpio@11218 {
81			compatible = "snps,creg-gpio";
82			reg = <0x11218 0x4>;
83			gpio-controller;
84			#gpio-cells = <1>;
85			gpio-bank-name = "axs-spi-cs";
86			gpio-count = <1>;
87			gpio-first-shift = <0>;
88			gpio-bit-per-line = <2>;
89			gpio-activate-val = <1>;
90			gpio-deactivate-val = <3>;
91			gpio-default-val = <1>;
92		};
93	};
94};
95