xref: /OK3568_Linux_fs/kernel/arch/arm/boot/dts/keystone-k2e-clocks.dtsi (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun// SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun/*
3*4882a593Smuzhiyun * Keystone 2 Edison SoC specific device tree
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (C) 2014-2017 Texas Instruments Incorporated - http://www.ti.com/
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyunclocks {
9*4882a593Smuzhiyun	mainpllclk: mainpllclk@2310110 {
10*4882a593Smuzhiyun		#clock-cells = <0>;
11*4882a593Smuzhiyun		compatible = "ti,keystone,main-pll-clock";
12*4882a593Smuzhiyun		clocks = <&refclksys>;
13*4882a593Smuzhiyun		reg = <0x02620350 4>, <0x02310110 4>, <0x02310108 4>;
14*4882a593Smuzhiyun		reg-names = "control", "multiplier", "post-divider";
15*4882a593Smuzhiyun	};
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun	papllclk: papllclk@2620358 {
18*4882a593Smuzhiyun		#clock-cells = <0>;
19*4882a593Smuzhiyun		compatible = "ti,keystone,pll-clock";
20*4882a593Smuzhiyun		clocks = <&refclkpass>;
21*4882a593Smuzhiyun		clock-output-names = "papllclk";
22*4882a593Smuzhiyun		reg = <0x02620358 4>;
23*4882a593Smuzhiyun		reg-names = "control";
24*4882a593Smuzhiyun	};
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun	ddr3apllclk: ddr3apllclk@2620360 {
27*4882a593Smuzhiyun		#clock-cells = <0>;
28*4882a593Smuzhiyun		compatible = "ti,keystone,pll-clock";
29*4882a593Smuzhiyun		clocks = <&refclkddr3a>;
30*4882a593Smuzhiyun		clock-output-names = "ddr-3a-pll-clk";
31*4882a593Smuzhiyun		reg = <0x02620360 4>;
32*4882a593Smuzhiyun		reg-names = "control";
33*4882a593Smuzhiyun	};
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun	clkusb1: clkusb1@2350004 {
36*4882a593Smuzhiyun		#clock-cells = <0>;
37*4882a593Smuzhiyun		compatible = "ti,keystone,psc-clock";
38*4882a593Smuzhiyun		clocks = <&chipclk16>;
39*4882a593Smuzhiyun		clock-output-names = "usb1";
40*4882a593Smuzhiyun		reg = <0x02350004 0xb00>, <0x02350000 0x400>;
41*4882a593Smuzhiyun		reg-names = "control", "domain";
42*4882a593Smuzhiyun		domain-id = <0>;
43*4882a593Smuzhiyun	};
44*4882a593Smuzhiyun
45*4882a593Smuzhiyun	clkhyperlink0: clkhyperlink0@2350030 {
46*4882a593Smuzhiyun		#clock-cells = <0>;
47*4882a593Smuzhiyun		compatible = "ti,keystone,psc-clock";
48*4882a593Smuzhiyun		clocks = <&chipclk12>;
49*4882a593Smuzhiyun		clock-output-names = "hyperlink-0";
50*4882a593Smuzhiyun		reg = <0x02350030 0xb00>, <0x02350014 0x400>;
51*4882a593Smuzhiyun		reg-names = "control", "domain";
52*4882a593Smuzhiyun		domain-id = <5>;
53*4882a593Smuzhiyun	};
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun	clkpcie1: clkpcie1@235006c {
56*4882a593Smuzhiyun		#clock-cells = <0>;
57*4882a593Smuzhiyun		compatible = "ti,keystone,psc-clock";
58*4882a593Smuzhiyun		clocks = <&chipclk12>;
59*4882a593Smuzhiyun		clock-output-names = "pcie1";
60*4882a593Smuzhiyun		reg = <0x0235006c 0xb00>, <0x02350048 0x400>;
61*4882a593Smuzhiyun		reg-names = "control", "domain";
62*4882a593Smuzhiyun		domain-id = <18>;
63*4882a593Smuzhiyun	};
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun	clkxge: clkxge@23500c8 {
66*4882a593Smuzhiyun		#clock-cells = <0>;
67*4882a593Smuzhiyun		compatible = "ti,keystone,psc-clock";
68*4882a593Smuzhiyun		clocks = <&chipclk13>;
69*4882a593Smuzhiyun		clock-output-names = "xge";
70*4882a593Smuzhiyun		reg = <0x023500c8 0xb00>, <0x02350074 0x400>;
71*4882a593Smuzhiyun		reg-names = "control", "domain";
72*4882a593Smuzhiyun		domain-id = <29>;
73*4882a593Smuzhiyun	};
74*4882a593Smuzhiyun
75*4882a593Smuzhiyun	/*
76*4882a593Smuzhiyun	 * Below are set of fixed, input clocks definitions,
77*4882a593Smuzhiyun	 * for which real frequencies have to be defined in board files.
78*4882a593Smuzhiyun	 * Those clocks can be used as reference clocks for some HW modules
79*4882a593Smuzhiyun	 * (as cpts, for example) by configuring corresponding clock muxes.
80*4882a593Smuzhiyun	 */
81*4882a593Smuzhiyun	tsipclka: tsipclka {
82*4882a593Smuzhiyun		#clock-cells = <0>;
83*4882a593Smuzhiyun		compatible = "fixed-clock";
84*4882a593Smuzhiyun		clock-frequency = <0>;
85*4882a593Smuzhiyun		clock-output-names = "tsipclka";
86*4882a593Smuzhiyun	};
87*4882a593Smuzhiyun
88*4882a593Smuzhiyun	tsipclkb: tsipclkb {
89*4882a593Smuzhiyun		#clock-cells = <0>;
90*4882a593Smuzhiyun		compatible = "fixed-clock";
91*4882a593Smuzhiyun		clock-frequency = <0>;
92*4882a593Smuzhiyun		clock-output-names = "tsipclkb";
93*4882a593Smuzhiyun	};
94*4882a593Smuzhiyun};
95