xref: /openbmc/u-boot/arch/arc/dts/hsdk.dts (revision 3747bdbb)
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2017 Synopsys, Inc. All rights reserved.
4 */
5/dts-v1/;
6
7#include "skeleton.dtsi"
8#include "dt-bindings/clock/snps,hsdk-cgu.h"
9
10/ {
11	#address-cells = <1>;
12	#size-cells = <1>;
13
14	aliases {
15		console = &uart0;
16		spi0 = &spi0;
17	};
18
19	cpu_card {
20		core_clk: core_clk {
21			#clock-cells = <0>;
22			compatible = "fixed-clock";
23			clock-frequency = <500000000>;
24			u-boot,dm-pre-reloc;
25		};
26	};
27
28	clk-fmeas {
29		clocks = <&cgu_clk CLK_ARC_PLL>, <&cgu_clk CLK_SYS_PLL>,
30			 <&cgu_clk CLK_TUN_PLL>, <&cgu_clk CLK_DDR_PLL>,
31			 <&cgu_clk CLK_ARC>, <&cgu_clk CLK_HDMI_PLL>,
32			 <&cgu_clk CLK_TUN_TUN>, <&cgu_clk CLK_HDMI>,
33			 <&cgu_clk CLK_SYS_APB>, <&cgu_clk CLK_SYS_AXI>,
34			 <&cgu_clk CLK_SYS_ETH>, <&cgu_clk CLK_SYS_USB>,
35			 <&cgu_clk CLK_SYS_SDIO>, <&cgu_clk CLK_SYS_HDMI>,
36			 <&cgu_clk CLK_SYS_GFX_CORE>, <&cgu_clk CLK_SYS_GFX_DMA>,
37			 <&cgu_clk CLK_SYS_GFX_CFG>, <&cgu_clk CLK_SYS_DMAC_CORE>,
38			 <&cgu_clk CLK_SYS_DMAC_CFG>, <&cgu_clk CLK_SYS_SDIO_REF>,
39			 <&cgu_clk CLK_SYS_SPI_REF>, <&cgu_clk CLK_SYS_I2C_REF>,
40			 <&cgu_clk CLK_SYS_UART_REF>, <&cgu_clk CLK_SYS_EBI_REF>,
41			 <&cgu_clk CLK_TUN_ROM>, <&cgu_clk CLK_TUN_PWM>;
42		clock-names = "cpu-pll", "sys-pll",
43			      "tun-pll", "ddr-clk",
44			      "cpu-clk", "hdmi-pll",
45			      "tun-clk", "hdmi-clk",
46			      "apb-clk", "axi-clk",
47			      "eth-clk", "usb-clk",
48			      "sdio-clk", "hdmi-sys-clk",
49			      "gfx-core-clk", "gfx-dma-clk",
50			      "gfx-cfg-clk", "dmac-core-clk",
51			      "dmac-cfg-clk", "sdio-ref-clk",
52			      "spi-clk", "i2c-clk",
53			      "uart-clk", "ebi-clk",
54			      "rom-clk", "pwm-clk";
55	};
56
57	cgu_clk: cgu-clk@f0000000 {
58		compatible = "snps,hsdk-cgu-clock";
59		reg = <0xf0000000 0x10>, <0xf00014B8 0x4>;
60		#clock-cells = <1>;
61	};
62
63	uart0: serial0@f0005000 {
64		compatible = "snps,dw-apb-uart";
65		reg = <0xf0005000 0x1000>;
66		reg-shift = <2>;
67		reg-io-width = <4>;
68	};
69
70	ethernet@f0008000 {
71		#interrupt-cells = <1>;
72		compatible = "altr,socfpga-stmmac";
73		reg = <0xf0008000 0x2000>;
74		phy-mode = "gmii";
75	};
76
77	ehci@0xf0040000 {
78		compatible = "generic-ehci";
79		reg = <0xf0040000 0x100>;
80	};
81
82	ohci@0xf0060000 {
83		compatible = "generic-ohci";
84		reg = <0xf0060000 0x100>;
85	};
86
87	spi0: spi@f0020000 {
88		compatible = "snps,dw-apb-ssi";
89		reg = <0xf0020000 0x1000>;
90		#address-cells = <1>;
91		#size-cells = <0>;
92		spi-max-frequency = <4000000>;
93		clocks = <&cgu_clk CLK_SYS_SPI_REF>;
94		clock-names = "spi_clk";
95		cs-gpio = <&cs_gpio 0>;
96		spi_flash@0 {
97			compatible = "spi-flash";
98			reg = <0>;
99			spi-max-frequency = <4000000>;
100		};
101	};
102
103	cs_gpio: gpio@f00014b0 {
104		compatible = "snps,creg-gpio";
105		reg = <0xf00014b0 0x4>;
106		gpio-controller;
107		#gpio-cells = <1>;
108		gpio-bank-name = "hsdk-spi-cs";
109		gpio-count = <1>;
110		gpio-first-shift = <0>;
111		gpio-bit-per-line = <2>;
112		gpio-activate-val = <2>;
113		gpio-deactivate-val = <3>;
114		gpio-default-val = <1>;
115	};
116};
117