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Date: Fri, 28 Oct 2022 20:03:55 -0400 From: Krzysztof Kozlowski <krzk@...nel.org> To: Lorenzo Bianconi <lorenzo@...nel.org>, netdev@...r.kernel.org Cc: nbd@....name, john@...ozen.org, sean.wang@...iatek.com, Mark-MC.Lee@...iatek.com, davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org, pabeni@...hat.com, matthias.bgg@...il.com, linux-mediatek@...ts.infradead.org, lorenzo.bianconi@...hat.com, Bo.Jiao@...iatek.com, sujuan.chen@...iatek.com, ryder.Lee@...iatek.com, evelyn.tsai@...iatek.com, devicetree@...r.kernel.org, robh@...nel.org, daniel@...rotopia.org Subject: Re: [PATCH v2 net-next 1/6] arm64: dts: mediatek: mt7986: add support for RX Wireless Ethernet Dispatch On 23/10/2022 14:28, Lorenzo Bianconi wrote: > Similar to TX Wireless Ethernet Dispatch, introduce RX Wireless Ethernet > Dispatch to offload traffic received by the wlan interface to lan/wan > one. Please use scripts/get_maintainers.pl to get a list of necessary people and lists to CC. It might happen, that command when run on an older kernel, gives you outdated entries. Therefore please be sure you base your patches on recent Linux kernel. > > Co-developed-by: Sujuan Chen <sujuan.chen@...iatek.com> > Signed-off-by: Sujuan Chen <sujuan.chen@...iatek.com> > Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org> > --- > arch/arm64/boot/dts/mediatek/mt7986a.dtsi | 73 +++++++++++++++++++++++ > 1 file changed, 73 insertions(+) > > diff --git a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi > index 72e0d9722e07..e3b05280dcb6 100644 > --- a/arch/arm64/boot/dts/mediatek/mt7986a.dtsi > +++ b/arch/arm64/boot/dts/mediatek/mt7986a.dtsi > @@ -8,6 +8,7 @@ > #include <dt-bindings/interrupt-controller/arm-gic.h> > #include <dt-bindings/clock/mt7986-clk.h> > #include <dt-bindings/reset/mt7986-resets.h> > +#include <dt-bindings/reset/ti-syscon.h> > > / { > interrupt-parent = <&gic>; > @@ -76,6 +77,31 @@ wmcpu_emi: wmcpu-reserved@...00000 { > no-map; > reg = <0 0x4fc00000 0 0x00100000>; > }; > + > + wo_emi0: wo-emi0@...00000 { > + reg = <0 0x4fd00000 0 0x40000>; > + no-map; > + }; > + > + wo_emi1: wo-emi1@...40000 { > + reg = <0 0x4fd40000 0 0x40000>; > + no-map; > + }; > + > + wo_ilm0: wo-ilm0@...e0000 { > + reg = <0 0x151e0000 0 0x8000>; > + no-map; > + }; > + > + wo_ilm1: wo-ilm1@...f0000 { > + reg = <0 0x151f0000 0 0x8000>; > + no-map; > + }; > + > + wo_data: wo-data@...80000 { > + reg = <0 0x4fd80000 0 0x240000>; > + no-map; > + }; > }; > > timer { > @@ -226,6 +252,12 @@ ethsys: syscon@...00000 { > reg = <0 0x15000000 0 0x1000>; > #clock-cells = <1>; > #reset-cells = <1>; > + > + ethsysrst: reset-controller { > + compatible = "ti,syscon-reset"; > + #reset-cells = <1>; > + ti,reset-bits = <0x34 4 0x34 4 0x34 4 (ASSERT_SET | DEASSERT_CLEAR | STATUS_SET)>; > + }; > }; > > wed_pcie: wed-pcie@...03000 { > @@ -240,6 +272,10 @@ wed0: wed@...10000 { > reg = <0 0x15010000 0 0x1000>; > interrupt-parent = <&gic>; > interrupts = <GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH>; > + memory-region = <&wo_emi0>, <&wo_ilm0>, <&wo_data>; > + mediatek,wo-ccif = <&wo_ccif0>; > + mediatek,wo-dlm = <&wo_dlm0>; > + mediatek,wo-boot = <&wo_boot>; > }; > > wed1: wed@...11000 { > @@ -248,6 +284,43 @@ wed1: wed@...11000 { > reg = <0 0x15011000 0 0x1000>; > interrupt-parent = <&gic>; > interrupts = <GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH>; > + memory-region = <&wo_emi1>, <&wo_ilm1>, <&wo_data>; > + mediatek,wo-ccif = <&wo_ccif1>; > + mediatek,wo-dlm = <&wo_dlm1>; > + mediatek,wo-boot = <&wo_boot>; > + }; > + > + wo_ccif0: wo-ccif1@...a5000 { Node names should be generic. https://devicetree-specification.readthedocs.io/en/latest/chapter2-devicetree-basics.html#generic-names-recommendation "1" suffix is for sure not generic. Neither wo-ccif is... unless there is some article on Wikipedia about it? Or maybe generic name is not possible to get, which happens... > + compatible = "mediatek,mt7986-wo-ccif","syscon"; > + reg = <0 0x151a5000 0 0x1000>; > + interrupt-parent = <&gic>; > + interrupts = <GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH>; > + }; > + > + wo_ccif1: wo-ccif1@...ad000 { > + compatible = "mediatek,mt7986-wo-ccif","syscon"; > + reg = <0 0x151ad000 0 0x1000>; > + interrupt-parent = <&gic>; > + interrupts = <GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH>; > + }; > + > + wo_dlm0: wo-dlm@...e8000 { > + compatible = "mediatek,mt7986-wo-dlm"; > + reg = <0 0x151e8000 0 0x2000>; > + resets = <ðsysrst 0>; > + reset-names = "wocpu_rst"; > + }; > + > + wo_dlm1: wo-dlm@...51f8000 { > + compatible = "mediatek,mt7986-wo-dlm"; > + reg = <0 0x151f8000 0 0x2000>; > + resets = <ðsysrst 0>; > + reset-names = "wocpu_rst"; > + }; > + > + wo_boot: wo-boot@...94000 { > + compatible = "mediatek,mt7986-wo-boot","syscon"; Missing space. > + reg = <0 0x15194000 0 0x1000>; > }; > > eth: ethernet@...00000 { Best regards, Krzysztof
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