xref: /linux/arch/arm64/boot/dts/broadcom/northstar2/ns2-clock.dtsi (revision cf40a76e7d5874bb25f4404eecc58a2e033af885)
1/*
2 *  BSD LICENSE
3 *
4 *  Copyright (c) 2016 Broadcom.  All rights reserved.
5 *
6 *  Redistribution and use in source and binary forms, with or without
7 *  modification, are permitted provided that the following conditions
8 *  are met:
9 *
10 *    * Redistributions of source code must retain the above copyright
11 *      notice, this list of conditions and the following disclaimer.
12 *    * Redistributions in binary form must reproduce the above copyright
13 *      notice, this list of conditions and the following disclaimer in
14 *      the documentation and/or other materials provided with the
15 *      distribution.
16 *    * Neither the name of Broadcom Corporation nor the names of its
17 *      contributors may be used to endorse or promote products derived
18 *      from this software without specific prior written permission.
19 *
20 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#include <dt-bindings/clock/bcm-ns2.h>
34
35	osc: oscillator {
36		#clock-cells = <0>;
37		compatible = "fixed-clock";
38		clock-frequency = <25000000>;
39	};
40
41	lcpll_ddr: lcpll_ddr@6501d058 {
42		#clock-cells = <1>;
43		compatible = "brcm,ns2-lcpll-ddr";
44		reg = <0x6501d058 0x20>,
45		      <0x6501c020 0x4>,
46		      <0x6501d04c 0x4>;
47		clocks = <&osc>;
48		clock-output-names = "lcpll_ddr", "pcie_sata_usb",
49				     "ddr", "ddr_ch2_unused",
50				     "ddr_ch3_unused", "ddr_ch4_unused",
51				     "ddr_ch5_unused";
52	};
53
54	lcpll_ports: lcpll_ports@6501d078 {
55		#clock-cells = <1>;
56		compatible = "brcm,ns2-lcpll-ports";
57		reg = <0x6501d078 0x20>,
58		      <0x6501c020 0x4>,
59		      <0x6501d054 0x4>;
60		clocks = <&osc>;
61		clock-output-names = "lcpll_ports", "wan", "rgmii",
62				     "ports_ch2_unused",
63				     "ports_ch3_unused",
64				     "ports_ch4_unused",
65				     "ports_ch5_unused";
66	};
67
68	genpll_scr: genpll_scr@6501d098 {
69		#clock-cells = <1>;
70		compatible = "brcm,ns2-genpll-scr";
71		reg = <0x6501d098 0x32>,
72		      <0x6501c020 0x4>,
73		      <0x6501d044 0x4>;
74		clocks = <&osc>;
75		clock-output-names = "genpll_scr", "scr", "fs",
76				     "audio_ref", "scr_ch3_unused",
77				     "scr_ch4_unused", "scr_ch5_unused";
78	};
79
80	iprocmed: iprocmed {
81		#clock-cells = <0>;
82		compatible = "fixed-factor-clock";
83		clocks = <&genpll_scr BCM_NS2_GENPLL_SCR_SCR_CLK>;
84		clock-div = <2>;
85		clock-mult = <1>;
86	};
87
88	iprocslow: iprocslow {
89		#clock-cells = <0>;
90		compatible = "fixed-factor-clock";
91		clocks = <&genpll_scr BCM_NS2_GENPLL_SCR_SCR_CLK>;
92		clock-div = <4>;
93		clock-mult = <1>;
94	};
95
96	genpll_sw: genpll_sw@6501d0c4 {
97		#clock-cells = <1>;
98		compatible = "brcm,ns2-genpll-sw";
99		reg = <0x6501d0c4 0x32>,
100		      <0x6501c020 0x4>,
101		      <0x6501d044 0x4>;
102		clocks = <&osc>;
103		clock-output-names = "genpll_sw", "rpe", "250", "nic",
104				     "chimp", "port", "sdio";
105	};
106