riscv: dts: hifive-unleashed-a00: Make memory node available to SPL

Make memory node available to SPL in prepration to updates to SiFive
DDR RAM driver to read memory information from DT.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Pragnesh Patel <pragnesh.patel@sifive.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi b/arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi
index 7d838bf9de6..5d0c928b296 100644
--- a/arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi
+++ b/arch/riscv/dts/hifive-unleashed-a00-u-boot.dtsi
@@ -20,6 +20,10 @@
 		u-boot,spl-payload-offset = <0x105000>; /* loader2 @1044KB */
 	};
 
+	memory@80000000 {
+		u-boot,dm-spl;
+	};
+
 	hfclk {
 		u-boot,dm-spl;
 	};