xref: /openbmc/u-boot/arch/mips/dts/brcm,bcm6338.dtsi (revision ae485b54)
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2017 Álvaro Fernández Rojas <noltari@gmail.com>
4 */
5
6#include <dt-bindings/clock/bcm6338-clock.h>
7#include <dt-bindings/gpio/gpio.h>
8#include <dt-bindings/reset/bcm6338-reset.h>
9#include "skeleton.dtsi"
10
11/ {
12	compatible = "brcm,bcm6338";
13
14	aliases {
15		spi0 = &spi;
16	};
17
18	cpus {
19		reg = <0xfffe0000 0x4>;
20		#address-cells = <1>;
21		#size-cells = <0>;
22		u-boot,dm-pre-reloc;
23
24		cpu@0 {
25			compatible = "brcm,bcm6338-cpu", "mips,mips4Kc";
26			device_type = "cpu";
27			reg = <0>;
28			u-boot,dm-pre-reloc;
29		};
30	};
31
32	clocks {
33		compatible = "simple-bus";
34		#address-cells = <1>;
35		#size-cells = <1>;
36		u-boot,dm-pre-reloc;
37
38		periph_osc: periph-osc {
39			compatible = "fixed-clock";
40			#clock-cells = <0>;
41			clock-frequency = <50000000>;
42			u-boot,dm-pre-reloc;
43		};
44
45		periph_clk: periph-clk {
46			compatible = "brcm,bcm6345-clk";
47			reg = <0xfffe0004 0x4>;
48			#clock-cells = <1>;
49		};
50	};
51
52	pflash: nor@1fc00000 {
53		compatible = "cfi-flash";
54		reg = <0x1fc00000 0x400000>;
55		bank-width = <2>;
56		#address-cells = <1>;
57		#size-cells = <1>;
58
59		status = "disabled";
60	};
61
62	ubus {
63		compatible = "simple-bus";
64		#address-cells = <1>;
65		#size-cells = <1>;
66		u-boot,dm-pre-reloc;
67
68		pll_cntl: syscon@fffe0008 {
69			compatible = "syscon";
70			reg = <0xfffe0008 0x4>;
71		};
72
73		syscon-reboot {
74			compatible = "syscon-reboot";
75			regmap = <&pll_cntl>;
76			offset = <0x0>;
77			mask = <0x1>;
78		};
79
80		periph_rst: reset-controller@fffe0028 {
81			compatible = "brcm,bcm6345-reset";
82			reg = <0xfffe0028 0x4>;
83			#reset-cells = <1>;
84		};
85
86		wdt: watchdog@fffe021c {
87			compatible = "brcm,bcm6345-wdt";
88			reg = <0xfffe021c 0xc>;
89			clocks = <&periph_osc>;
90		};
91
92		wdt-reboot {
93			compatible = "wdt-reboot";
94			wdt = <&wdt>;
95		};
96
97		uart0: serial@fffe0300 {
98			compatible = "brcm,bcm6345-uart";
99			reg = <0xfffe0300 0x18>;
100			clocks = <&periph_osc>;
101
102			status = "disabled";
103		};
104
105		gpio: gpio-controller@fffe0404 {
106			compatible = "brcm,bcm6345-gpio";
107			reg = <0xfffe0404 0x4>, <0xfffe040c 0x4>;
108			gpio-controller;
109			#gpio-cells = <2>;
110			ngpios = <8>;
111
112			status = "disabled";
113		};
114
115		spi: spi@fffe0c00 {
116			compatible = "brcm,bcm6348-spi";
117			reg = <0xfffe0c00 0xc0>;
118			#address-cells = <1>;
119			#size-cells = <0>;
120			clocks = <&periph_clk BCM6338_CLK_SPI>;
121			resets = <&periph_rst BCM6338_RST_SPI>;
122			spi-max-frequency = <20000000>;
123			num-cs = <4>;
124
125			status = "disabled";
126		};
127
128		memory-controller@fffe3100 {
129			compatible = "brcm,bcm6338-mc";
130			reg = <0xfffe3100 0x38>;
131			u-boot,dm-pre-reloc;
132		};
133	};
134};
135