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Date: Tue, 29 Mar 2016 11:47:10 -0700
From: Markus Mayer <markus.mayer@...adcom.com>
To: Anup Patel <anup.patel@...adcom.com>
Cc: Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will.deacon@....com>,
Device Tree <devicetree@...r.kernel.org>,
Linux ARM Kernel <linux-arm-kernel@...ts.infradead.org>,
Rob Herring <robh+dt@...nel.org>,
Pawel Moll <pawel.moll@....com>,
Mark Rutland <mark.rutland@....com>,
Ian Campbell <ijc+devicetree@...lion.org.uk>,
Kumar Gala <galak@...eaurora.org>, Ray Jui <rjui@...adcom.com>,
Scott Branden <sbranden@...adcom.com>,
Florian Fainelli <f.fainelli@...il.com>,
Jon Mason <jon.mason@...adcom.com>,
Linux Kernel <linux-kernel@...r.kernel.org>,
BCM Kernel Feedback <bcm-kernel-feedback-list@...adcom.com>
Subject: Re: [PATCH 3/4] arm64: dts: Move NS2 clock DT nodes to separate DT file
On 29 March 2016 at 00:27, Anup Patel <anup.patel@...adcom.com> wrote:
> For more readabilty and consistency with other Broadcom SoCs, we move
> all NS2 clock DT nodes from main SoC DT file to a separate DT file.
>
> We also update the license header in ns2.dtsi as-per new Broadcom
> convention.
>
> Signed-off-by: Anup Patel <anup.patel@...adcom.com>
> Reviewed-by: Ray Jui <rjui@...adcom.com>
> Reviewed-by: Scott Branden <sbranden@...adcom.com>
> ---
> arch/arm64/boot/dts/broadcom/ns2-clock.dtsi | 105 ++++++++++++++++++++++++++++
> arch/arm64/boot/dts/broadcom/ns2.dtsi | 81 +--------------------
> 2 files changed, 108 insertions(+), 78 deletions(-)
> create mode 100644 arch/arm64/boot/dts/broadcom/ns2-clock.dtsi
>
> diff --git a/arch/arm64/boot/dts/broadcom/ns2-clock.dtsi b/arch/arm64/boot/dts/broadcom/ns2-clock.dtsi
> new file mode 100644
> index 0000000..99009fd
> --- /dev/null
> +++ b/arch/arm64/boot/dts/broadcom/ns2-clock.dtsi
> @@ -0,0 +1,105 @@
> +/*
> + * 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@...1d058 {
> + #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@...1d078 {
> + #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@...1d098 {
> + #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@...1d0c4 {
> + #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";
> + };
> diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi
> index 940ed52..0a92a68 100644
> --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi
> +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi
> @@ -1,7 +1,7 @@
> /*
> * BSD LICENSE
> *
> - * Copyright(c) 2015 Broadcom Corporation. All rights reserved.
> + * Copyright (c) 2015 Broadcom. All rights reserved.
I am thinking the 2015 copyright notice should remain as is and a new
2016 notice should be added underneath.
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
> @@ -110,33 +110,6 @@
> <&A57_3>;
> };
>
> - clocks {
> - #address-cells = <1>;
> - #size-cells = <1>;
> -
> - osc: oscillator {
> - #clock-cells = <0>;
> - compatible = "fixed-clock";
> - clock-frequency = <25000000>;
> - };
> -
> - 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>;
> - };
> - };
> -
> pcie0: pcie@...20000 {
> compatible = "brcm,iproc-pcie";
> reg = <0 0x20020000 0 0x1000>;
> @@ -217,6 +190,8 @@
> #size-cells = <1>;
> ranges = <0 0 0 0xffffffff>;
>
> + #include "ns2-clock.dtsi"
> +
> dma0: dma@...60000 {
> compatible = "arm,pl330", "arm,primecell";
> reg = <0x61360000 0x1000>;
> @@ -277,56 +252,6 @@
> mmu-masters;
> };
>
> - lcpll_ddr: lcpll_ddr@...1d058 {
> - #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@...1d078 {
> - #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@...1d098 {
> - #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";
> - };
> -
> - genpll_sw: genpll_sw@...1d0c4 {
> - #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";
> - };
> -
> crmu: crmu@...24000 {
> compatible = "syscon";
> reg = <0x65024000 0x100>;
> --
> 1.9.1
>
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