[PATCH 17/18] arm64: dts: rockchip: rk356x: Add DFI
Sascha Hauer
s.hauer at pengutronix.de
Fri Feb 3 04:50:11 PST 2023
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 5706c3e24f0a0..8d818b98a5e65 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -947,6 +947,12 @@ 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>,
--
2.30.2
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