diff --git a/arch/riscv/dts/k210.dtsi b/arch/riscv/dts/k210.dtsi
index 2492af8..8bcd3ce 100644
--- a/arch/riscv/dts/k210.dtsi
+++ b/arch/riscv/dts/k210.dtsi
@@ -501,6 +501,8 @@
 					#clock-cells = <1>;
 					compatible = "kendryte,k210-clk";
 					clocks = <&in0>;
+					assigned-clocks = <&sysclk K210_CLK_PLL1>;
+					assigned-clock-rates = <390000000>;
 					u-boot,dm-pre-reloc;
 				};
 
diff --git a/configs/sipeed_maix_bitm_defconfig b/configs/sipeed_maix_bitm_defconfig
index bd877cd..6a06f65 100644
--- a/configs/sipeed_maix_bitm_defconfig
+++ b/configs/sipeed_maix_bitm_defconfig
@@ -13,6 +13,7 @@
 CONFIG_MTDIDS_DEFAULT="nor0=spi3:0"
 CONFIG_MTDPARTS_DEFAULT="nor0:1M(u-boot),0x1000@0xfff000(env)"
 # CONFIG_NET is not set
+CONFIG_CLK_K210_SET_RATE=y
 # CONFIG_INPUT is not set
 CONFIG_SF_DEFAULT_BUS=3
 # CONFIG_DM_ETH is not set