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From: Palmer Dabbelt <palmer@dabbelt.com>
To: greentime.hu@sifive.com
Cc: greentime.hu@sifive.com, Paul Walmsley <paul.walmsley@sifive.com>,
	hes@sifive.com, erik.danie@sifive.com, zong.li@sifive.com,
	bhelgaas@google.com, robh+dt@kernel.org, aou@eecs.berkeley.edu,
	mturquette@baylibre.com, sboyd@kernel.org,
	lorenzo.pieralisi@arm.com, p.zabel@pengutronix.de,
	alex.dewar90@gmail.com, khilman@baylibre.com,
	hayashi.kunihiko@socionext.com, vidyas@nvidia.com,
	jh80.chung@samsung.com, linux-pci@vger.kernel.org,
	devicetree@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
	helgaas@kernel.org
Subject: Re: [PATCH v2 6/6] riscv: dts: Add PCIe support for the SiFive FU740-C000 SoC
Date: Tue, 30 Mar 2021 17:24:27 -0700 (PDT)	[thread overview]
Message-ID: <mhng-30f397a9-b7af-4247-baa0-d8e1d30c6b97@palmerdabbelt-glaptop> (raw)
In-Reply-To: <17994571deaf703e65ece7e44c742f82c988cf39.1615954046.git.greentime.hu@sifive.com>

On Wed, 17 Mar 2021 23:08:13 PDT (-0700), greentime.hu@sifive.com wrote:
> Signed-off-by: Greentime Hu <greentime.hu@sifive.com>
> ---
>  arch/riscv/boot/dts/sifive/fu740-c000.dtsi | 34 ++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
>
> diff --git a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi
> index d1bb22b11920..d0839739b425 100644
> --- a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi
> +++ b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi
> @@ -158,6 +158,7 @@ prci: clock-controller@10000000 {
>  			reg = <0x0 0x10000000 0x0 0x1000>;
>  			clocks = <&hfclk>, <&rtcclk>;
>  			#clock-cells = <1>;
> +			#reset-cells = <1>;
>  		};
>  		uart0: serial@10010000 {
>  			compatible = "sifive,fu740-c000-uart", "sifive,uart0";
> @@ -288,5 +289,38 @@ gpio: gpio@10060000 {
>  			clocks = <&prci PRCI_CLK_PCLK>;
>  			status = "disabled";
>  		};
> +		pcie@e00000000 {
> +			#address-cells = <3>;
> +			#interrupt-cells = <1>;
> +			#num-lanes = <8>;
> +			#size-cells = <2>;
> +			compatible = "sifive,fu740-pcie";
> +			reg = <0xe 0x00000000 0x1 0x0
> +			       0xd 0xf0000000 0x0 0x10000000
> +			       0x0 0x100d0000 0x0 0x1000>;
> +			reg-names = "dbi", "config", "mgmt";
> +			device_type = "pci";
> +			dma-coherent;
> +			bus-range = <0x0 0xff>;
> +			ranges = <0x81000000  0x0 0x60080000  0x0 0x60080000 0x0 0x10000        /* I/O */
> +				  0x82000000  0x0 0x60090000  0x0 0x60090000 0x0 0xff70000      /* mem */
> +				  0x82000000  0x0 0x70000000  0x0 0x70000000 0x0 0x1000000      /* mem */
> +				  0xc3000000 0x20 0x00000000 0x20 0x00000000 0x20 0x00000000>;  /* mem prefetchable */
> +			num-lanes = <0x8>;
> +			interrupts = <56 57 58 59 60 61 62 63 64>;
> +			interrupt-names = "msi", "inta", "intb", "intc", "intd";
> +			interrupt-parent = <&plic0>;
> +			interrupt-map-mask = <0x0 0x0 0x0 0x7>;
> +			interrupt-map = <0x0 0x0 0x0 0x1 &plic0 57>,
> +					<0x0 0x0 0x0 0x2 &plic0 58>,
> +					<0x0 0x0 0x0 0x3 &plic0 59>,
> +					<0x0 0x0 0x0 0x4 &plic0 60>;
> +			clock-names = "pcie_aux";
> +			clocks = <&prci PRCI_CLK_PCIE_AUX>;
> +			pwren-gpios = <&gpio 5 0>;
> +			perstn-gpios = <&gpio 8 0>;
> +			resets = <&prci 4>;
> +			status = "okay";
> +		};
>  	};
>  };

Acked-by: Palmer Dabbelt <palmerdabbelt@google.com>

I'm happy to take these all through the RISC-V tree if that helps, but 
as usual I'd like reviews or acks from the subsystem maintainers.  It 
looks like there are some issues so I'm going to drop this from my 
inbox.

  reply	other threads:[~2021-03-31  0:25 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-18  6:08 [PATCH v2 0/6] Add SiFive FU740 PCIe host controller driver support Greentime Hu
2021-03-18  6:08 ` [PATCH v2 1/6] clk: sifive: Add pcie_aux clock in prci driver for PCIe driver Greentime Hu
2021-03-18  6:08 ` [PATCH v2 2/6] clk: sifive: Use reset-simple " Greentime Hu
2021-03-29 19:14   ` Stephen Boyd
2021-03-30  3:36     ` Greentime Hu
2021-03-31  0:24       ` Palmer Dabbelt
2021-03-18  6:08 ` [PATCH v2 3/6] MAINTAINERS: Add maintainers for SiFive FU740 " Greentime Hu
2021-03-18  6:08 ` [PATCH v2 4/6] dt-bindings: PCI: Add SiFive FU740 PCIe host controller Greentime Hu
2021-03-19  3:56   ` Krzysztof Wilczyński
2021-03-19 21:49   ` Rob Herring
2021-03-23 20:35   ` Rob Herring
2021-03-29  3:39     ` Greentime Hu
2021-03-18  6:08 ` [PATCH v2 5/6] PCI: fu740: Add SiFive FU740 PCIe host controller driver Greentime Hu
2021-03-19  4:37   ` Krzysztof Wilczyński
2021-03-19  4:42     ` Krzysztof Wilczyński
2021-03-18  6:08 ` [PATCH v2 6/6] riscv: dts: Add PCIe support for the SiFive FU740-C000 SoC Greentime Hu
2021-03-31  0:24   ` Palmer Dabbelt [this message]
2021-04-19  2:43     ` Greentime Hu
2021-04-19  2:48       ` Greentime Hu
2021-03-29 19:12 ` [PATCH v2 0/6] Add SiFive FU740 PCIe host controller driver support Stephen Boyd
2021-04-01  6:16   ` Greentime Hu

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