diff --git a/README.md b/README.md
index fcfab2a..4a03047 100644
--- a/README.md
+++ b/README.md
@@ -76,6 +76,7 @@ Additional register documentation that is not in the datasheet can be found here
 External:
 
 - [k210.svd](https://github.com/riscv-rust/k210-pac/blob/master/k210.svd) - Peripheral description for rust K210 BSP (k210-pac project)
+- [k210.dtsi](https://github.com/u-boot/u-boot/blob/master/arch/riscv/dts/k210.dtsi) - Device tree from u-boot
 
 Projects
 =========
diff --git a/doc/k210.dtsi b/doc/k210.dtsi
deleted file mode 100644
index 3f89410..0000000
--- a/doc/k210.dtsi
+++ /dev/null
@@ -1,3 +0,0 @@
-// Contents removed for license reasons.
-//
-// See u-boot upstream https://github.com/u-boot/u-boot/blob/master/arch/riscv/dts/k210.dtsi