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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /arch/xtensa/boot/dts/virt.dts | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/xtensa/boot/dts/virt.dts')
-rw-r--r-- | arch/xtensa/boot/dts/virt.dts | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/arch/xtensa/boot/dts/virt.dts b/arch/xtensa/boot/dts/virt.dts new file mode 100644 index 000000000..611b98a02 --- /dev/null +++ b/arch/xtensa/boot/dts/virt.dts @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0 +/dts-v1/; + +/ { + compatible = "cdns,xtensa-iss"; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&pic>; + + chosen { + bootargs = "console=ttyS0,115200n8 debug"; + }; + + memory@0 { + device_type = "memory"; + reg = <0x00000000 0x80000000>; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + cpu@0 { + compatible = "cdns,xtensa-cpu"; + reg = <0>; + clocks = <&osc>; + }; + }; + + clocks { + osc: osc { + #clock-cells = <0>; + compatible = "fixed-clock"; + clock-frequency = <40000000>; + }; + }; + + pic: pic { + compatible = "cdns,xtensa-pic"; + /* one cell: internal irq number, + * two cells: second cell == 0: internal irq number + * second cell == 1: external irq number + */ + #address-cells = <0>; + #interrupt-cells = <2>; + interrupt-controller; + }; + + pci { + compatible = "pci-host-ecam-generic"; + device_type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <0x1>; + + bus-range = <0x0 0x3e>; + reg = <0xf0100000 0x03f00000>; + + // BUS_ADDRESS(3) CPU_PHYSICAL(1) SIZE(2) + ranges = <0x01000000 0x0 0x00000000 0xf0000000 0x0 0x00010000>, + <0x02000000 0x0 0xf4000000 0xf4000000 0x0 0x08000000>; + + // PCI_DEVICE(3) INT#(1) CONTROLLER(PHANDLE) CONTROLLER_DATA(2) + interrupt-map = < + 0x0000 0x0 0x0 0x1 &pic 0x0 0x1 + 0x0800 0x0 0x0 0x1 &pic 0x1 0x1 + 0x1000 0x0 0x0 0x1 &pic 0x2 0x1 + 0x1800 0x0 0x0 0x1 &pic 0x3 0x1 + >; + + interrupt-map-mask = <0x1800 0x0 0x0 0x7>; + }; +}; |