diff --git a/configs/r8a779g0_whitehawk_defconfig b/configs/r8a779g0_whitehawk_defconfig
index 8dcf8e35ee0..5d9cfc97a97 100644
--- a/configs/r8a779g0_whitehawk_defconfig
+++ b/configs/r8a779g0_whitehawk_defconfig
@@ -26,7 +26,9 @@ CONFIG_PHY_MICREL_KSZ90X1=y
 CONFIG_RENESAS_RAVB=y
 CONFIG_BAUDRATE=921600
 
-CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xeb300000
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_HAVE_INIT_STACK=y
+CONFIG_SPL_STACK=0xe6400000
 CONFIG_SPL_DM_SPI=y
 CONFIG_SPL_TEXT_BASE=0xeb210000
 CONFIG_SPL_STACK_R_ADDR=0x44000000
diff --git a/configs/r8a779g3_sparrowhawk_defconfig b/configs/r8a779g3_sparrowhawk_defconfig
index 47fc536df81..7202828cd66 100644
--- a/configs/r8a779g3_sparrowhawk_defconfig
+++ b/configs/r8a779g3_sparrowhawk_defconfig
@@ -29,7 +29,9 @@ CONFIG_PHY_MICREL=y
 CONFIG_PHY_MICREL_KSZ90X1=y
 CONFIG_RENESAS_RAVB=y
 
-CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xeb300000
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_HAVE_INIT_STACK=y
+CONFIG_SPL_STACK=0xe6400000
 CONFIG_SPL_DM_SPI=y
 CONFIG_SPL_TEXT_BASE=0xeb210000
 CONFIG_SPL_STACK_R_ADDR=0x44000000