riscv: dts: sophgo: Add xtheadvector to the sg2042 devicetree

The sg2042 SoCs support xtheadvector [1] so it can be included in the
devicetree. Also include vlenb for the cpu. And set vlenb=16 [2].

This can be tested by passing the "mitigations=off" kernel parameter.

Link: https://lore.kernel.org/linux-riscv/20241113-xtheadvector-v11-4-236c22791ef9@rivosinc.com/ [1]
Link: https://lore.kernel.org/linux-riscv/aCO44SAoS2kIP61r@ghost/ [2]

Signed-off-by: Han Gao <rabenda.cn@gmail.com>
Reviewed-by: Inochi Amaoto <inochiama@gmail.com>
Reviewed-by: Nutty Liu <liujingqi@lanxincomputing.com>
Reviewed-by: Chen Wang <unicorn_wang@outlook.com>
Link: https://lore.kernel.org/r/915bef0530dee6c8bc0ae473837a4bd6786fa4fb.1751698574.git.rabenda.cn@gmail.com
Signed-off-by: Inochi Amaoto <inochiama@gmail.com>
Signed-off-by: Chen Wang <unicorn_wang@outlook.com>
Signed-off-by: Chen Wang <wangchen20@iscas.ac.cn>

1 files changed, 128 insertions, 64 deletions

diff --git a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
index b136b6c4128c..dcc984965b6b 100644
--- a/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
+++ b/arch/riscv/boot/dts/sophgo/sg2042-cpus.dtsi
@@ -260,7 +260,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <0>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -285,7 +286,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <1>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -310,7 +312,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <2>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -335,7 +338,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <3>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -360,7 +364,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <4>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -385,7 +390,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <5>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -410,7 +416,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <6>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -435,7 +442,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <7>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -460,7 +468,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <8>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -485,7 +494,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <9>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -510,7 +520,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <10>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -535,7 +546,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <11>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -560,7 +572,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <12>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -585,7 +598,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <13>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -610,7 +624,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <14>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -635,7 +650,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <15>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -660,7 +676,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <16>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -685,7 +702,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <17>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -710,7 +728,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <18>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -735,7 +754,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <19>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -760,7 +780,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <20>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -785,7 +806,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <21>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -810,7 +832,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <22>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -835,7 +858,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <23>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -860,7 +884,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <24>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -885,7 +910,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <25>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -910,7 +936,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <26>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -935,7 +962,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <27>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -960,7 +988,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <28>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -985,7 +1014,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <29>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1010,7 +1040,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <30>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1035,7 +1066,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <31>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1060,7 +1092,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <32>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1085,7 +1118,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <33>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1110,7 +1144,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <34>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1135,7 +1170,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <35>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1160,7 +1196,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <36>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1185,7 +1222,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <37>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1210,7 +1248,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <38>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1235,7 +1274,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <39>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1260,7 +1300,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <40>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1285,7 +1326,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <41>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1310,7 +1352,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <42>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1335,7 +1378,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <43>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1360,7 +1404,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <44>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1385,7 +1430,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <45>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1410,7 +1456,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <46>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1435,7 +1482,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <47>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1460,7 +1508,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <48>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1485,7 +1534,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <49>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1510,7 +1560,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <50>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1535,7 +1586,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <51>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1560,7 +1612,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <52>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1585,7 +1638,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <53>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1610,7 +1664,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <54>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1635,7 +1690,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <55>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1660,7 +1716,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <56>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1685,7 +1742,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <57>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1710,7 +1768,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <58>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1735,7 +1794,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <59>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1760,7 +1820,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <60>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1785,7 +1846,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <61>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1810,7 +1872,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <62>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;
@@ -1835,7 +1898,8 @@
 			riscv,isa-base = "rv64i";
 			riscv,isa-extensions = "i", "m", "a", "f", "d", "c",
 					       "zicntr", "zicsr", "zifencei",
-					       "zihpm";
+					       "zihpm", "xtheadvector";
+			thead,vlenb = <16>;
 			reg = <63>;
 			i-cache-block-size = <64>;
 			i-cache-size = <65536>;