xref: /freebsd-src/sys/contrib/device-tree/src/arm64/broadcom/northstar2/ns2-clock.dtsi (revision c66ec88fed842fbaad62c30d510644ceb7bd2d71)

/*
 *  BSD LICENSE
 *
 *  Copyright (c) 2016 Broadcom.  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in
 *      the documentation and/or other materials provided with the
 *      distribution.
 *    * Neither the name of Broadcom Corporation nor the names of its
 *      contributors may be used to endorse or promote products derived
 *      from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <dt-bindings/clock/bcm-ns2.h>

	osc: oscillator {
		#clock-cells = <0>;
		compatible = "fixed-clock";
		clock-frequency = <25000000>;
	};

	lcpll_ddr: lcpll_ddr@6501d058 {
		#clock-cells = <1>;
		compatible = "brcm,ns2-lcpll-ddr";
		reg = <0x6501d058 0x20>,
		      <0x6501c020 0x4>,
		      <0x6501d04c 0x4>;
		clocks = <&osc>;
		clock-output-names = "lcpll_ddr", "pcie_sata_usb",
				     "ddr", "ddr_ch2_unused",
				     "ddr_ch3_unused", "ddr_ch4_unused",
				     "ddr_ch5_unused";
	};

	lcpll_ports: lcpll_ports@6501d078 {
		#clock-cells = <1>;
		compatible = "brcm,ns2-lcpll-ports";
		reg = <0x6501d078 0x20>,
		      <0x6501c020 0x4>,
		      <0x6501d054 0x4>;
		clocks = <&osc>;
		clock-output-names = "lcpll_ports", "wan", "rgmii",
				     "ports_ch2_unused",
				     "ports_ch3_unused",
				     "ports_ch4_unused",
				     "ports_ch5_unused";
	};

	genpll_scr: genpll_scr@6501d098 {
		#clock-cells = <1>;
		compatible = "brcm,ns2-genpll-scr";
		reg = <0x6501d098 0x32>,
		      <0x6501c020 0x4>,
		      <0x6501d044 0x4>;
		clocks = <&osc>;
		clock-output-names = "genpll_scr", "scr", "fs",
				     "audio_ref", "scr_ch3_unused",
				     "scr_ch4_unused", "scr_ch5_unused";
	};

	iprocmed: iprocmed {
		#clock-cells = <0>;
		compatible = "fixed-factor-clock";
		clocks = <&genpll_scr BCM_NS2_GENPLL_SCR_SCR_CLK>;
		clock-div = <2>;
		clock-mult = <1>;
	};

	iprocslow: iprocslow {
		#clock-cells = <0>;
		compatible = "fixed-factor-clock";
		clocks = <&genpll_scr BCM_NS2_GENPLL_SCR_SCR_CLK>;
		clock-div = <4>;
		clock-mult = <1>;
	};

	genpll_sw: genpll_sw@6501d0c4 {
		#clock-cells = <1>;
		compatible = "brcm,ns2-genpll-sw";
		reg = <0x6501d0c4 0x32>,
		      <0x6501c020 0x4>,
		      <0x6501d044 0x4>;
		clocks = <&osc>;
		clock-output-names = "genpll_sw", "rpe", "250", "nic",
				     "chimp", "port", "sdio";
	};