[U-Boot] [PATCH v4 11/25] riscv: Enlarge the default SYS_MALLOC_F_LEN

[Bin Meng]

Increase the heap size for the pre-relocation stage, so that CPU
driver can be loaded.

Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
Reviewed-by: Lukas Auer <lukas.auer at aisec.fraunhofer.de>
---

Changes in v4: None
Changes in v3: None
Changes in v2: None

 arch/riscv/Kconfig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 39ca2d8..c45e4d7 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -113,4 +113,7 @@ config RISCV_RDTIME
 	  standard rdtime instruction. This is the case for S-mode U-Boot, and
 	  is useful for processors that support rdtime in M-mode too.
 
+config SYS_MALLOC_F_LEN
+	default 0x1000
+
 endmenu
-- 
2.7.4