| Message ID | 20170424215022.30382-3-eric@anholt.net (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
> + mdio: mdio@18002000 { > + compatible = "brcm,iproc-mdio"; > + reg = <0x18002000 0x8>; > + #size-cells = <1>; > + #address-cells = <0>; > + > + gphy0: eth-gphy@0 { > + reg = <0>; > + max-speed = <1000>; > + }; > + > + gphy1: eth-gphy@1 { > + reg = <1>; > + max-speed = <1000>; > + }; > + }; Hi Eric Do these max-speed properties do anything useful? Is the PHY capable of > 1Gbps? Thanks Andrew
Andrew Lunn <andrew@lunn.ch> writes: >> + mdio: mdio@18002000 { >> + compatible = "brcm,iproc-mdio"; >> + reg = <0x18002000 0x8>; >> + #size-cells = <1>; >> + #address-cells = <0>; >> + >> + gphy0: eth-gphy@0 { >> + reg = <0>; >> + max-speed = <1000>; >> + }; >> + >> + gphy1: eth-gphy@1 { >> + reg = <1>; >> + max-speed = <1000>; >> + }; >> + }; > > Hi Eric > > Do these max-speed properties do anything useful? Is the PHY capable > of > 1Gbps? Not sure where I had those copy-and-pasted from, but they don't seem necessary. Dropped.
Florian Fainelli <f.fainelli@gmail.com> writes: > On 04/24/2017 02:50 PM, Eric Anholt wrote: >> Cygnus has a single amac controller connected to the B53 switch with 2 >> PHYs. On the BCM911360_EP platform, those two PHYs are connected to >> the external ethernet jacks. >> >> Signed-off-by: Eric Anholt <eric@anholt.net> > > This looks fine, just a few nits on the label names: Thanks. I've applied all of these (and Andrew's and Scott's suggestions), and I'll send out a new version once the DT maintainers have had a chance to look.
Hello. On 4/25/2017 12:50 AM, Eric Anholt wrote: > Cygnus has a single amac controller connected to the B53 switch with 2 > PHYs. On the BCM911360_EP platform, those two PHYs are connected to > the external ethernet jacks. My spell checker trips on "amac" and "ethernet" -- perhaps they need capitalization? > Signed-off-by: Eric Anholt <eric@anholt.net> > --- > arch/arm/boot/dts/bcm-cygnus.dtsi | 60 ++++++++++++++++++++++++++++++++++ > arch/arm/boot/dts/bcm911360_entphn.dts | 8 +++++ > 2 files changed, 68 insertions(+) > > diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi > index 009f1346b817..318899df9972 100644 > --- a/arch/arm/boot/dts/bcm-cygnus.dtsi > +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi > @@ -142,6 +142,56 @@ > interrupts = <0>; > }; > > + mdio: mdio@18002000 { > + compatible = "brcm,iproc-mdio"; > + reg = <0x18002000 0x8>; > + #size-cells = <1>; > + #address-cells = <0>; > + > + gphy0: eth-gphy@0 { The node anmes must be generic, the DT spec has standardized "ethernet-phy" name for this case. > + reg = <0>; > + max-speed = <1000>; > + }; > + > + gphy1: eth-gphy@1 { > + reg = <1>; > + max-speed = <1000>; > + }; > + }; [...] > @@ -295,6 +345,16 @@ > status = "disabled"; > }; > > + eth0: enet@18042000 { > + compatible = "brcm,amac"; > + reg = <0x18042000 0x1000>, > + <0x18110000 0x1000>; > + reg-names = "amac_base", "idm_base"; I don't think "_base" suffixes are necessary here. [...] MBR, Sergei
On 4/25/2017 12:50 AM, Eric Anholt wrote: > Cygnus has a single amac controller connected to the B53 switch with 2 > PHYs. On the BCM911360_EP platform, those two PHYs are connected to > the external ethernet jacks. > > Signed-off-by: Eric Anholt <eric@anholt.net> > --- > arch/arm/boot/dts/bcm-cygnus.dtsi | 60 ++++++++++++++++++++++++++++++++++ > arch/arm/boot/dts/bcm911360_entphn.dts | 8 +++++ > 2 files changed, 68 insertions(+) > > diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi > index 009f1346b817..318899df9972 100644 > --- a/arch/arm/boot/dts/bcm-cygnus.dtsi > +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi [...] > @@ -295,6 +345,16 @@ > status = "disabled"; > }; > > + eth0: enet@18042000 { Oh, and this one should be named "ethernet", according to the DT spec. > + compatible = "brcm,amac"; > + reg = <0x18042000 0x1000>, > + <0x18110000 0x1000>; > + reg-names = "amac_base", "idm_base"; > + interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>; > + max-speed = <1000>; > + status = "disabled"; > + }; > + > nand: nand@18046000 { > compatible = "brcm,nand-iproc", "brcm,brcmnand-v6.1"; > reg = <0x18046000 0x600>, <0xf8105408 0x600>, [...] MBR, Sergei
On Tue, Apr 25, 2017 at 5:40 AM, Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> wrote: > Hello. > > On 4/25/2017 12:50 AM, Eric Anholt wrote: > >> Cygnus has a single amac controller connected to the B53 switch with 2 >> PHYs. On the BCM911360_EP platform, those two PHYs are connected to >> the external ethernet jacks. > > > My spell checker trips on "amac" and "ethernet" -- perhaps they need > capitalization? > >> Signed-off-by: Eric Anholt <eric@anholt.net> >> --- >> arch/arm/boot/dts/bcm-cygnus.dtsi | 60 >> ++++++++++++++++++++++++++++++++++ >> arch/arm/boot/dts/bcm911360_entphn.dts | 8 +++++ >> 2 files changed, 68 insertions(+) >> >> diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi >> b/arch/arm/boot/dts/bcm-cygnus.dtsi >> index 009f1346b817..318899df9972 100644 >> --- a/arch/arm/boot/dts/bcm-cygnus.dtsi >> +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi >> @@ -142,6 +142,56 @@ >> interrupts = <0>; >> }; >> >> + mdio: mdio@18002000 { >> + compatible = "brcm,iproc-mdio"; >> + reg = <0x18002000 0x8>; >> + #size-cells = <1>; >> + #address-cells = <0>; >> + >> + gphy0: eth-gphy@0 { > > > The node anmes must be generic, the DT spec has standardized > "ethernet-phy" name for this case. > >> + reg = <0>; >> + max-speed = <1000>; >> + }; >> + >> + gphy1: eth-gphy@1 { >> + reg = <1>; >> + max-speed = <1000>; >> + }; >> + }; > > [...] >> >> @@ -295,6 +345,16 @@ >> status = "disabled"; >> }; >> >> + eth0: enet@18042000 { >> + compatible = "brcm,amac"; >> + reg = <0x18042000 0x1000>, >> + <0x18110000 0x1000>; >> + reg-names = "amac_base", "idm_base"; > > > I don't think "_base" suffixes are necessary here. 100% necessary, per the driver. See drivers/net/ethernet/broadcom/bgmac-platform.c > > [...] > > MBR, Sergei >
Hello! On 04/25/2017 06:15 PM, Jon Mason wrote: >>> Cygnus has a single amac controller connected to the B53 switch with 2 >>> PHYs. On the BCM911360_EP platform, those two PHYs are connected to >>> the external ethernet jacks. [...] >>> Signed-off-by: Eric Anholt <eric@anholt.net> >>> --- >>> arch/arm/boot/dts/bcm-cygnus.dtsi | 60 >>> ++++++++++++++++++++++++++++++++++ >>> arch/arm/boot/dts/bcm911360_entphn.dts | 8 +++++ >>> 2 files changed, 68 insertions(+) >>> >>> diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi >>> b/arch/arm/boot/dts/bcm-cygnus.dtsi >>> index 009f1346b817..318899df9972 100644 >>> --- a/arch/arm/boot/dts/bcm-cygnus.dtsi >>> +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi [...] >>> @@ -295,6 +345,16 @@ >>> status = "disabled"; >>> }; >>> >>> + eth0: enet@18042000 { >>> + compatible = "brcm,amac"; >>> + reg = <0x18042000 0x1000>, >>> + <0x18110000 0x1000>; >>> + reg-names = "amac_base", "idm_base"; >> >> >> I don't think "_base" suffixes are necessary here. > > 100% necessary, per the driver. See > drivers/net/ethernet/broadcom/bgmac-platform.c I'd recommend to fix the driver/bindings then... MBR, Sergei
On Tue, Apr 25, 2017 at 11:23 AM, Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> wrote: > Hello! > > On 04/25/2017 06:15 PM, Jon Mason wrote: > >>>> Cygnus has a single amac controller connected to the B53 switch with 2 >>>> PHYs. On the BCM911360_EP platform, those two PHYs are connected to >>>> the external ethernet jacks. > > > [...] > >>>> Signed-off-by: Eric Anholt <eric@anholt.net> >>>> --- >>>> arch/arm/boot/dts/bcm-cygnus.dtsi | 60 >>>> ++++++++++++++++++++++++++++++++++ >>>> arch/arm/boot/dts/bcm911360_entphn.dts | 8 +++++ >>>> 2 files changed, 68 insertions(+) >>>> >>>> diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi >>>> b/arch/arm/boot/dts/bcm-cygnus.dtsi >>>> index 009f1346b817..318899df9972 100644 >>>> --- a/arch/arm/boot/dts/bcm-cygnus.dtsi >>>> +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi > > [...] >>>> >>>> @@ -295,6 +345,16 @@ >>>> status = "disabled"; >>>> }; >>>> >>>> + eth0: enet@18042000 { >>>> + compatible = "brcm,amac"; >>>> + reg = <0x18042000 0x1000>, >>>> + <0x18110000 0x1000>; >>>> + reg-names = "amac_base", "idm_base"; >>> >>> >>> >>> I don't think "_base" suffixes are necessary here. >> >> >> 100% necessary, per the driver. See >> drivers/net/ethernet/broadcom/bgmac-platform.c > > > I'd recommend to fix the driver/bindings then... They're already in use in other device trees. So, we'd need to support backward compatibility on them, thus removing any real benefit to changing them. > > MBR, Sergei >
diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi index 009f1346b817..318899df9972 100644 --- a/arch/arm/boot/dts/bcm-cygnus.dtsi +++ b/arch/arm/boot/dts/bcm-cygnus.dtsi @@ -142,6 +142,56 @@ interrupts = <0>; }; + mdio: mdio@18002000 { + compatible = "brcm,iproc-mdio"; + reg = <0x18002000 0x8>; + #size-cells = <1>; + #address-cells = <0>; + + gphy0: eth-gphy@0 { + reg = <0>; + max-speed = <1000>; + }; + + gphy1: eth-gphy@1 { + reg = <1>; + max-speed = <1000>; + }; + }; + + dsa: dsa@18007000 { + compatible = "brcm,bcm11360-srab", "brcm,cygnus-srab"; + reg = <0x18007000 0x1000>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port0@0 { + reg = <0>; + phy-handle = <&gphy0>; + phy-mode = "rgmii"; + }; + + port1@1 { + reg = <1>; + phy-handle = <&gphy1>; + phy-mode = "rgmii"; + }; + + port8@8 { + reg = <8>; + label = "cpu"; + ethernet = <ð0>; + fixed-link { + speed = <1000>; + full-duplex; + }; + }; + }; + }; + i2c0: i2c@18008000 { compatible = "brcm,cygnus-iproc-i2c", "brcm,iproc-i2c"; reg = <0x18008000 0x100>; @@ -295,6 +345,16 @@ status = "disabled"; }; + eth0: enet@18042000 { + compatible = "brcm,amac"; + reg = <0x18042000 0x1000>, + <0x18110000 0x1000>; + reg-names = "amac_base", "idm_base"; + interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>; + max-speed = <1000>; + status = "disabled"; + }; + nand: nand@18046000 { compatible = "brcm,nand-iproc", "brcm,brcmnand-v6.1"; reg = <0x18046000 0x600>, <0xf8105408 0x600>, diff --git a/arch/arm/boot/dts/bcm911360_entphn.dts b/arch/arm/boot/dts/bcm911360_entphn.dts index 8b3800f46288..2a1f54ab3574 100644 --- a/arch/arm/boot/dts/bcm911360_entphn.dts +++ b/arch/arm/boot/dts/bcm911360_entphn.dts @@ -57,6 +57,14 @@ }; }; +&dsa { + status = "okay"; +}; + +ð0 { + status = "okay"; +}; + &uart3 { status = "okay"; };
Cygnus has a single amac controller connected to the B53 switch with 2 PHYs. On the BCM911360_EP platform, those two PHYs are connected to the external ethernet jacks. Signed-off-by: Eric Anholt <eric@anholt.net> --- arch/arm/boot/dts/bcm-cygnus.dtsi | 60 ++++++++++++++++++++++++++++++++++ arch/arm/boot/dts/bcm911360_entphn.dts | 8 +++++ 2 files changed, 68 insertions(+)