riscv: Add SMP Kconfig option dependency for U-Boot proper

U-Boot proper running in S-mode only need SMP support when using
SBI v0.1. With SBI v0.2 HSM extension, it does not need implement
multicore boot in U-Boot proper.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Atish Patra <atish.patra@wdc.com>

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 5ef6849cce1a745d7d99e7dc1ec8622bbd59ddce..a252cdbb7138d8c2aa3c1418ce390ccec260570b 100644 (file)
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -193,6 +193,7 @@ config SYS_MALLOC_F_LEN
 
 config SMP
        bool "Symmetric Multi-Processing"
+       depends on SBI_V01 || !RISCV_SMODE
        help
          This enables support for systems with more than one CPU. If
          you say N here, U-Boot will run on single and multiprocessor