Re: [PATCH v4 09/22] arm64: dts: mt8192: Add PCIe node

[allen-kh.cheng <allen-kh.cheng@mediatek.com>]

Hi Matthias,

On Thu, 2022-03-24 at 18:44 +0100, Matthias Brugger wrote:
> 
> On 18/03/2022 15:45, Allen-KH Cheng wrote:
> > Add PCIe node for mt8192 SoC.
> > 
> > Signed-off-by: Allen-KH Cheng <allen-kh.cheng@mediatek.com>
> > ---
> >   arch/arm64/boot/dts/mediatek/mt8192.dtsi | 38
> > ++++++++++++++++++++++++
> >   1 file changed, 38 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > index 82de1af3f6aa..3a7f93d8eeaa 100644
> > --- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > +++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
> > @@ -884,6 +884,44 @@
> >   			};
> >   		};
> >   
> > +		pcie: pcie@11230000 {
> > +			compatible = "mediatek,mt8192-pcie";
> > +			device_type = "pci";
> > +			reg = <0 0x11230000 0 0x2000>;
> > +			reg-names = "pcie-mac";
> > +			#address-cells = <3>;
> > +			#size-cells = <2>;
> > +			clocks = <&infracfg CLK_INFRA_PCIE_TL_26M>,
> > +				 <&infracfg CLK_INFRA_PCIE_TL_96M>,
> > +				 <&infracfg CLK_INFRA_PCIE_TL_32K>,
> > +				 <&infracfg CLK_INFRA_PCIE_PERI_26M>,
> > +				 <&infracfg CLK_INFRA_PCIE_TOP_H_133M>,
> > +				 <&infracfg CLK_INFRA_PCIE_PL_P_250M>;
> > +			clock-names = "sys_ck0", "ahb_ck0", "aux_ck0",
> > +				      "obff_ck0", "axi_ck0",
> > "pipe_ck0";
> 
> Also not mandated by the bindings nor the driver clock-names don't
> match the 
> binding. How comes? Shall we update the bindings to have more sound
> names?
> 
> Regards,
> Matthias
> 

Thanks for your reminder.

You're right. The driver clock-names are wrong.

I will correct those in next version.

Best regards,
Allen 

> > +			assigned-clocks = <&topckgen CLK_TOP_TL_SEL>;
> > +			assigned-clock-parents = <&topckgen
> > CLK_TOP_MAINPLL_D6_D4>;
> > +			resets = <&infracfg_rst 2>,
> > +				 <&infracfg_rst 3>;
> > +			reset-names = "phy", "mac";
> > +			interrupts = <GIC_SPI 251 IRQ_TYPE_LEVEL_HIGH
> > 0>;
> > +			bus-range = <0x00 0xff>;
> > +			ranges = <0x82000000 0 0x12000000 0x0
> > 0x12000000 0 0x0800000>,
> > +				 <0x81000000 0 0x12800000 0x0
> > 0x12800000 0 0x0800000>;
> > +			#interrupt-cells = <1>;
> > +			interrupt-map-mask = <0 0 0 7>;
> > +			interrupt-map = <0 0 0 1 &pcie_intc0 0>,
> > +					<0 0 0 2 &pcie_intc0 1>,
> > +					<0 0 0 3 &pcie_intc0 2>,
> > +					<0 0 0 4 &pcie_intc0 3>;
> > +
> > +			pcie_intc0: interrupt-controller {
> > +				interrupt-controller;
> > +				#address-cells = <0>;
> > +				#interrupt-cells = <1>;
> > +			};
> > +		};
> > +
> >   		nor_flash: spi@11234000 {
> >   			compatible = "mediatek,mt8192-nor";
> >   			reg = <0 0x11234000 0 0xe0>;


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