[PATCH v5 12/17] riscv: dts: spacemit: k1: Add Zic64b ISA extension
Guodong Xu <[email protected]> Wed, 01 Jul 2026 08:52:25 -0400
| Newsgroups | dev.linux.lists.sophgo,dev.linux.lists.spacemit,org.infradead.lists.kvm-riscv,org.infradead.lists.linux-riscv,org.kernel.vger.kvm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-doc,org.kernel.vger.linux-kernel,org.kernel.vger.linux-kselftest |
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| Message-ID | <[email protected]> |
The K1 X60 cores have 64-byte cache blocks, described by their cbom/cbop/cboz-block-size of 64, so they implement Zic64b. Declare it in each core's riscv,isa-extensions and in the deprecated riscv,isa string. Signed-off-by: Guodong Xu <[email protected]> --- v5: No change. v4: No change. v3: New patch. --- arch/riscv/boot/dts/spacemit/k1.dtsi | 80 ++++++++++++++++++------------------ 1 file changed, 40 insertions(+), 40 deletions(-) diff --git a/arch/riscv/boot/dts/spacemit/k1.dtsi b/arch/riscv/boot/dts/spacemit/k1.dtsi index 08a0f28d011fe..f179c619f5807 100644 --- a/arch/riscv/boot/dts/spacemit/k1.dtsi +++ b/arch/riscv/boot/dts/spacemit/k1.dtsi @@ -54,12 +54,12 @@ cpu_0: cpu@0 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <0>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; @@ -84,12 +84,12 @@ cpu_1: cpu@1 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <1>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; @@ -114,12 +114,12 @@ cpu_2: cpu@2 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <2>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; @@ -144,12 +144,12 @@ cpu_3: cpu@3 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <3>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; @@ -174,12 +174,12 @@ cpu_4: cpu@4 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <4>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; @@ -204,12 +204,12 @@ cpu_5: cpu@5 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <5>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; @@ -234,12 +234,12 @@ cpu_6: cpu@6 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <6>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; @@ -264,12 +264,12 @@ cpu_7: cpu@7 { compatible = "spacemit,x60", "riscv"; device_type = "cpu"; reg = <7>; - riscv,isa = "rv64imafdcbv_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; + riscv,isa = "rv64imafdcbv_zic64b_zicbom_zicbop_zicboz_zicntr_zicond_zicsr_zifencei_zihintpause_zihpm_zfh_zba_zbb_zbc_zbs_zkt_zvfh_zvkt_sscofpmf_sstc_svinval_svnapot_svpbmt"; riscv,isa-base = "rv64i"; - riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zicbom", - "zicbop", "zicboz", "zicntr", "zicond", "zicsr", - "zifencei", "zihintpause", "zihpm", "zfh", "zba", - "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", + riscv,isa-extensions = "i", "m", "a", "f", "d", "c", "b", "v", "zic64b", + "zicbom", "zicbop", "zicboz", "zicntr", "zicond", + "zicsr", "zifencei", "zihintpause", "zihpm", "zfh", + "zba", "zbb", "zbc", "zbs", "zkt", "zvfh", "zvkt", "sscofpmf", "sstc", "svinval", "svnapot", "svpbmt"; riscv,cbom-block-size = <64>; riscv,cbop-block-size = <64>; -- 2.43.0