[PATCH] riscv: RISCV_ISA_SV48 and RISCV_ISA_SV57 should depend on MMU

[Geert Uytterhoeven]

These options are irreleant for nommu systems.

Fixes: 36de74049ec8cb1a ("riscv: introduce RISCV_ISA_SV48 and RISCV_ISA_SV57")
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
---
 arch/riscv/Kconfig | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 15f6e67c60410a87..15beeb4690aebcc4 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -605,7 +605,7 @@ config RISCV_ISA_SSQOSID
 
 config RISCV_ISA_SV48
 	bool "Page-Based 48-bit Virtual-Memory System"
-	depends on 64BIT
+	depends on 64BIT && MMU
 	default y
 	help
 	  Add support for the Page-Based 48-bit Virtual-Memory System.
@@ -617,7 +617,7 @@ config RISCV_ISA_SV48
 
 config RISCV_ISA_SV57
 	bool "Page-Based 57-bit Virtual-Memory System"
-	depends on 64BIT
+	depends on 64BIT && MMU
 	default y
 	help
 	  Add support for the Page-Based 57-bit Virtual-Memory System.
-- 
2.43.0