[PATCH v4 20/21] arm64: dts: rockchip: rk356x: Add DFI

[Sascha Hauer]

The DFI unit can be used to measure DRAM utilization using perf. Add the
node to the device tree.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 arch/arm64/boot/dts/rockchip/rk356x.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index eed0059a68b8d..2fe297e125410 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -948,6 +948,12 @@ qos_vop_m1: qos at fe1a8100 {
 		reg = <0x0 0xfe1a8100 0x0 0x20>;
 	};
 
+	dfi: dfi at fe230000 {
+		compatible = "rockchip,rk3568-dfi";
+		reg = <0x00 0xfe230000 0x00 0x400>;
+		rockchip,pmu = <&pmugrf>;
+	};
+
 	pcie2x1: pcie at fe260000 {
 		compatible = "rockchip,rk3568-pcie";
 		reg = <0x3 0xc0000000 0x0 0x00400000>,
-- 
2.39.2