riscv: rename CPU_RISCV_32/64 to match architecture names ARCH_RV32I/64I

RISC-V defines the base integer instruction sets as RV32I and RV64I.
Rename CPU_RISCV_32 and CPU_RISCV_64 to ARCH_RV32I and ARCH_RV64I to
match this convention.
Signed-off-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Rick Chen <rick@andestech.com>

arch/riscv/Kconfig

@@ -20,20 +20,20 @@ source "board/AndesTech/ax25-ae350/Kconfig"
 source "board/emulation/qemu-riscv/Kconfig"
 
 choice
-	prompt "CPU selection"
-	default CPU_RISCV_32
+	prompt "Base ISA"
+	default ARCH_RV32I
 
-config CPU_RISCV_32
-	bool "RISC-V 32-bit"
+config ARCH_RV32I
+	bool "RV32I"
 	select 32BIT
 	help
-	  Choose this option to build an U-Boot for RISCV32 architecture.
+	  Choose this option to target the RV32I base integer instruction set.
 
-config CPU_RISCV_64
-	bool "RISC-V 64-bit"
+config ARCH_RV64I
+	bool "RV64I"
 	select 64BIT
 	help
-	  Choose this option to build an U-Boot for RISCV64 architecture.
+	  Choose this option to target the RV64I base integer instruction set.
 
 endchoice
 

arch/riscv/lib/setjmp.S

@@ -6,7 +6,7 @@
 #include <config.h>
 #include <linux/linkage.h>
 
-#ifdef CONFIG_CPU_RISCV_64
+#ifdef CONFIG_ARCH_RV64I
 #define STORE_IDX(reg, idx)	sd reg, (idx*8)(a0)
 #define LOAD_IDX(reg, idx)	ld reg, (idx*8)(a0)
 #else

configs/ax25-ae350_defconfig

 CONFIG_RISCV=y
 CONFIG_SYS_TEXT_BASE=0x00000000
 CONFIG_TARGET_AX25_AE350=y
-CONFIG_CPU_RISCV_64=y
+CONFIG_ARCH_RV64I=y
 CONFIG_DISTRO_DEFAULTS=y
 CONFIG_NR_DRAM_BANKS=2
 CONFIG_FIT=y

configs/qemu-riscv64_defconfig

 CONFIG_RISCV=y
 CONFIG_TARGET_QEMU_VIRT=y
-CONFIG_CPU_RISCV_64=y
+CONFIG_ARCH_RV64I=y
 CONFIG_NR_DRAM_BANKS=1
 CONFIG_DISPLAY_CPUINFO=y
 CONFIG_DISPLAY_BOARDINFO=y

include/config_distro_bootcmd.h

@@ -99,9 +99,9 @@
 #define BOOTEFI_NAME "bootia32.efi"
 #elif defined(CONFIG_X86_RUN_64BIT)
 #define BOOTEFI_NAME "bootx64.efi"
-#elif defined(CONFIG_CPU_RISCV_32)
+#elif defined(CONFIG_ARCH_RV32I)
 #define BOOTEFI_NAME "bootriscv32.efi"
-#elif defined(CONFIG_CPU_RISCV_64)
+#elif defined(CONFIG_ARCH_RV64I)
 #define BOOTEFI_NAME "bootriscv64.efi"
 #endif
 #endif
@@ -257,10 +257,10 @@
 #elif defined(__i386__)
 #define BOOTENV_EFI_PXE_ARCH "0x6"
 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00006:UNDI:003000"
-#elif defined(CONFIG_CPU_RISCV_32) || ((defined(__riscv) && __riscv_xlen == 32))
+#elif defined(CONFIG_ARCH_RV32I) || ((defined(__riscv) && __riscv_xlen == 32))
 #define BOOTENV_EFI_PXE_ARCH "0x19"
 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00025:UNDI:003000"
-#elif defined(CONFIG_CPU_RISCV_64) || ((defined(__riscv) && __riscv_xlen == 64))
+#elif defined(CONFIG_ARCH_RV64I) || ((defined(__riscv) && __riscv_xlen == 64))
 #define BOOTENV_EFI_PXE_ARCH "0x1b"
 #define BOOTENV_EFI_PXE_VCI "PXEClient:Arch:00027:UNDI:003000"
 #elif defined(CONFIG_SANDBOX)