@@ -33,6 +33,9 @@ U74_0: cpu@0 {
i-tlb-size = <32>;
mmu-type = "riscv,sv39";
riscv,isa = "rv64imafdc";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zicntr", "zicsr",
+ "zifencei", "zihpm";
tlb-split;
cpu0_intc: interrupt-controller {
@@ -58,6 +61,9 @@ U74_1: cpu@1 {
i-tlb-size = <32>;
mmu-type = "riscv,sv39";
riscv,isa = "rv64imafdc";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zicntr", "zicsr",
+ "zifencei", "zihpm";
tlb-split;
cpu1_intc: interrupt-controller {
@@ -28,6 +28,9 @@ S7_0: cpu@0 {
i-cache-size = <16384>;
next-level-cache = <&ccache>;
riscv,isa = "rv64imac_zba_zbb";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "c", "zba", "zbb", "zicntr", "zicsr",
+ "zifencei", "zihpm";
status = "disabled";
cpu0_intc: interrupt-controller {
@@ -54,6 +57,9 @@ U74_1: cpu@1 {
mmu-type = "riscv,sv39";
next-level-cache = <&ccache>;
riscv,isa = "rv64imafdc_zba_zbb";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zba", "zbb", "zicntr",
+ "zicsr", "zifencei", "zihpm";
tlb-split;
operating-points-v2 = <&cpu_opp>;
clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>;
@@ -84,6 +90,9 @@ U74_2: cpu@2 {
mmu-type = "riscv,sv39";
next-level-cache = <&ccache>;
riscv,isa = "rv64imafdc_zba_zbb";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zba", "zbb", "zicntr",
+ "zicsr", "zifencei", "zihpm";
tlb-split;
operating-points-v2 = <&cpu_opp>;
clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>;
@@ -114,6 +123,9 @@ U74_3: cpu@3 {
mmu-type = "riscv,sv39";
next-level-cache = <&ccache>;
riscv,isa = "rv64imafdc_zba_zbb";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zba", "zbb", "zicntr",
+ "zicsr", "zifencei", "zihpm";
tlb-split;
operating-points-v2 = <&cpu_opp>;
clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>;
@@ -144,6 +156,9 @@ U74_4: cpu@4 {
mmu-type = "riscv,sv39";
next-level-cache = <&ccache>;
riscv,isa = "rv64imafdc_zba_zbb";
+ riscv,isa-base = "rv64i";
+ riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "zba", "zbb", "zicntr",
+ "zicsr", "zifencei", "zihpm";
tlb-split;
operating-points-v2 = <&cpu_opp>;
clocks = <&syscrg JH7110_SYSCLK_CPU_CORE>;
Convert the jh7100 and jh7110 devicetrees to use the new properties "riscv,isa-base" & "riscv,isa-extensions". For compatibility with other projects, "riscv,isa" remains. Signed-off-by: Conor Dooley <conor.dooley@microchip.com> --- arch/riscv/boot/dts/starfive/jh7100.dtsi | 6 ++++++ arch/riscv/boot/dts/starfive/jh7110.dtsi | 15 +++++++++++++++ 2 files changed, 21 insertions(+)