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Diffstat (limited to 'arch/riscv/boot/dts/tenstorrent/blackhole.dtsi')
-rw-r--r--arch/riscv/boot/dts/tenstorrent/blackhole.dtsi108
1 files changed, 108 insertions, 0 deletions
diff --git a/arch/riscv/boot/dts/tenstorrent/blackhole.dtsi b/arch/riscv/boot/dts/tenstorrent/blackhole.dtsi
new file mode 100644
index 000000000000..6408810d8d80
--- /dev/null
+++ b/arch/riscv/boot/dts/tenstorrent/blackhole.dtsi
@@ -0,0 +1,108 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+// Copyright 2025 Tenstorrent AI ULC
+/dts-v1/;
+
+/ {
+ compatible = "tenstorrent,blackhole";
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ timebase-frequency = <50000000>;
+
+ cpu@0 {
+ compatible = "sifive,x280", "sifive,rocket0", "riscv";
+ device_type = "cpu";
+ reg = <0>;
+ mmu-type = "riscv,sv57";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "v", "zicsr",
+ "zifencei", "zfh", "zba", "zbb", "sscofpmf";
+
+ cpu0_intc: interrupt-controller {
+ compatible = "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ cpu@1 {
+ compatible = "sifive,x280", "sifive,rocket0", "riscv";
+ device_type = "cpu";
+ reg = <1>;
+ mmu-type = "riscv,sv57";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "v", "zicsr",
+ "zifencei", "zfh", "zba", "zbb", "sscofpmf";
+
+ cpu1_intc: interrupt-controller {
+ compatible = "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ cpu@2 {
+ compatible = "sifive,x280", "sifive,rocket0", "riscv";
+ device_type = "cpu";
+ reg = <2>;
+ mmu-type = "riscv,sv57";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "v", "zicsr",
+ "zifencei", "zfh", "zba", "zbb", "sscofpmf";
+
+ cpu2_intc: interrupt-controller {
+ compatible = "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+
+ cpu@3 {
+ compatible = "sifive,x280", "sifive,rocket0", "riscv";
+ device_type = "cpu";
+ reg = <3>;
+ mmu-type = "riscv,sv57";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "v", "zicsr",
+ "zifencei", "zfh", "zba", "zbb", "sscofpmf";
+
+ cpu3_intc: interrupt-controller {
+ compatible = "riscv,cpu-intc";
+ #interrupt-cells = <1>;
+ interrupt-controller;
+ };
+ };
+ };
+
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ compatible = "simple-bus";
+ ranges;
+
+ clint0: timer@2000000 {
+ compatible = "tenstorrent,blackhole-clint", "sifive,clint0";
+ reg = <0x0 0x2000000 0x0 0x10000>;
+ interrupts-extended = <&cpu0_intc 0x3>, <&cpu0_intc 0x7>,
+ <&cpu1_intc 0x3>, <&cpu1_intc 0x7>,
+ <&cpu2_intc 0x3>, <&cpu2_intc 0x7>,
+ <&cpu3_intc 0x3>, <&cpu3_intc 0x7>;
+ };
+
+ plic0: interrupt-controller@c000000 {
+ compatible = "tenstorrent,blackhole-plic", "sifive,plic-1.0.0";
+ reg = <0x0 0x0c000000 0x0 0x04000000>;
+ interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>,
+ <&cpu1_intc 11>, <&cpu1_intc 9>,
+ <&cpu2_intc 11>, <&cpu2_intc 9>,
+ <&cpu3_intc 11>, <&cpu3_intc 9>;
+ interrupt-controller;
+ #interrupt-cells = <1>;
+ #address-cells = <0>;
+ riscv,ndev = <128>;
+ };
+ };
+};