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Date: Wed, 18 Nov 2015 16:03:12 -0800 From: Ray Jui <rjui@...adcom.com> To: Jon Mason <jonmason@...adcom.com>, Florian Fainelli <f.fainelli@...il.com>, Hauke Mehrtens <hauke@...ke-m.de>, 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>, Russell King <linux@....linux.org.uk> CC: <devicetree@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <bcm-kernel-feedback-list@...adcom.com> Subject: Re: [PATCH 3/3] ARM64: dts: enable clock support for Broadcom NS2 On 11/18/2015 3:13 PM, Jon Mason wrote: > Add device tree entries for clock support for Broadcom Northstar 2 SoC > > Signed-off-by: Jon Mason <jonmason@...adcom.com> > --- > arch/arm64/boot/dts/broadcom/ns2.dtsi | 80 ++++++++++++++++++++++++++++++++++- > 1 file changed, 79 insertions(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/broadcom/ns2.dtsi b/arch/arm64/boot/dts/broadcom/ns2.dtsi > index 9610822..a510d3a 100644 > --- a/arch/arm64/boot/dts/broadcom/ns2.dtsi > +++ b/arch/arm64/boot/dts/broadcom/ns2.dtsi > @@ -31,6 +31,7 @@ > */ > > #include <dt-bindings/interrupt-controller/arm-gic.h> > +#include <dt-bindings/clock/bcm-ns2.h> > > /memreserve/ 0x84b00000 0x00000008; > > @@ -109,6 +110,33 @@ > <&A57_3>; > }; > > + clocks { Is this a new convention? That is, group all clocks without a base register address in a node named "clocks", but at the same time, put all other clocks with base register address under a bus node. > + #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>; > + }; > + }; > + > soc: soc { > compatible = "simple-bus"; > #address-cells = <1>; > @@ -156,6 +184,56 @@ > 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>; > @@ -204,7 +282,7 @@ > interrupts = <GIC_SPI 393 IRQ_TYPE_LEVEL_HIGH>; > reg-shift = <2>; > reg-io-width = <4>; > - clock-frequency = <23961600>; > + clocks = <&osc>; > status = "disabled"; > }; > > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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