Add dmc node to enable ddr driver. dmc is used to initialize the memory controller.
Signed-off-by: Pragnesh Patel pragnesh.patel@sifive.com Reviewed-by: Bin Meng bmeng.cn@gmail.com Tested-by: Bin Meng bmeng.cn@gmail.com --- arch/riscv/dts/fu540-c000-u-boot.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+)
diff --git a/arch/riscv/dts/fu540-c000-u-boot.dtsi b/arch/riscv/dts/fu540-c000-u-boot.dtsi index fbfe296a03..fc91a7c987 100644 --- a/arch/riscv/dts/fu540-c000-u-boot.dtsi +++ b/arch/riscv/dts/fu540-c000-u-boot.dtsi @@ -59,6 +59,15 @@ reg = <0x0 0x2000000 0x0 0xc0000>; u-boot,dm-spl; }; + dmc: dmc@100b0000 { + compatible = "sifive,fu540-c000-ddr"; + reg = <0x0 0x100b0000 0x0 0x0800 + 0x0 0x100b2000 0x0 0x2000 + 0x0 0x100b8000 0x0 0x0fff>; + clocks = <&prci PRCI_CLK_DDRPLL>; + clock-frequency = <933333324>; + u-boot,dm-spl; + }; }; };