[PATCH v6 25/26] arm64: dts: rockchip: rk356x: Add DFI
Sascha Hauer
s.hauer at pengutronix.de
Thu Jun 15 23:21:00 PDT 2023
The DFI unit can be used to measure DRAM utilization using perf. Add the
node to the device tree.
Link: https://lore.kernel.org/r/20230524083153.2046084-25-s.hauer@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
arch/arm64/boot/dts/rockchip/rk356x.dtsi | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
index f62e0fd881a95..910d8a84ea8f2 100644
--- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi
@@ -948,6 +948,13 @@ qos_vop_m1: qos at fe1a8100 {
reg = <0x0 0xfe1a8100 0x0 0x20>;
};
+ dfi: dfi at fe230000 {
+ compatible = "rockchip,rk3568-dfi";
+ reg = <0x00 0xfe230000 0x00 0x400>;
+ interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
+ rockchip,pmu = <&pmugrf>;
+ };
+
pcie2x1: pcie at fe260000 {
compatible = "rockchip,rk3568-pcie";
reg = <0x3 0xc0000000 0x0 0x00400000>,
--
2.39.2
More information about the Linux-rockchip
mailing list