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57 lines
1.8 KiB
Diff
57 lines
1.8 KiB
Diff
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From 0ec0bc884f6cf1ec9775c750f78ce28be7da4340 Mon Sep 17 00:00:00 2001
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From: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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Date: Mon, 16 Dec 2019 12:01:08 +0100
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Subject: [PATCH] ARM: dts: bcm2711: Enable PCIe controller
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commit d5c8dc0d4c880fbde5293cc186b1ab23466254c4 upstream.
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This enables bcm2711's PCIe bus, which is hardwired to a VIA
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Technologies XHCI USB 3.0 controller.
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Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
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Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
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---
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arch/arm/boot/dts/bcm2711.dtsi | 31 ++++++++++++++++++++++++++++++-
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1 file changed, 30 insertions(+), 1 deletion(-)
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--- a/arch/arm/boot/dts/bcm2711.dtsi
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+++ b/arch/arm/boot/dts/bcm2711.dtsi
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@@ -331,7 +331,36 @@
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#address-cells = <2>;
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#size-cells = <1>;
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- ranges = <0x0 0x7c000000 0x0 0xfc000000 0x03800000>;
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+ ranges = <0x0 0x7c000000 0x0 0xfc000000 0x03800000>,
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+ <0x6 0x00000000 0x6 0x00000000 0x40000000>;
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+
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+ pcie0: pcie@7d500000 {
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+ compatible = "brcm,bcm2711-pcie";
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+ reg = <0x0 0x7d500000 0x9310>;
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+ device_type = "pci";
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+ #address-cells = <3>;
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+ #interrupt-cells = <1>;
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+ #size-cells = <2>;
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+ interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>,
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+ <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
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+ interrupt-names = "pcie", "msi";
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+ interrupt-map-mask = <0x0 0x0 0x0 0x7>;
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+ interrupt-map = <0 0 0 1 &gicv2 GIC_SPI 143
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+ IRQ_TYPE_LEVEL_HIGH>;
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+ msi-controller;
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+ msi-parent = <&pcie0>;
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+
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+ ranges = <0x02000000 0x0 0xf8000000 0x6 0x00000000
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+ 0x0 0x04000000>;
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+ /*
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+ * The wrapper around the PCIe block has a bug
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+ * preventing it from accessing beyond the first 3GB of
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+ * memory.
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+ */
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+ dma-ranges = <0x02000000 0x0 0x00000000 0x0 0x00000000
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+ 0x0 0xc0000000>;
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+ brcm,enable-ssc;
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+ };
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genet: ethernet@7d580000 {
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compatible = "brcm,bcm2711-genet-v5";
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