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[76.210.143.223]) by smtp.gmail.com with ESMTPSA id f21sm238126pjj.52.2021.03.30.17.24.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Mar 2021 17:24:27 -0700 (PDT) Date: Tue, 30 Mar 2021 17:24:27 -0700 (PDT) X-Google-Original-Date: Tue, 30 Mar 2021 17:16:56 PDT (-0700) Subject: Re: [PATCH v2 6/6] riscv: dts: Add PCIe support for the SiFive FU740-C000 SoC In-Reply-To: <17994571deaf703e65ece7e44c742f82c988cf39.1615954046.git.greentime.hu@sifive.com> CC: greentime.hu@sifive.com, Paul Walmsley , 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 From: Palmer Dabbelt To: greentime.hu@sifive.com Message-ID: Mime-Version: 1.0 (MHng) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210331_012429_858645_AA373924 X-CRM114-Status: GOOD ( 16.62 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Wed, 17 Mar 2021 23:08:13 PDT (-0700), greentime.hu@sifive.com wrote: > Signed-off-by: Greentime Hu > --- > 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 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. _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv