This region is used for controlling the function of the PCIe IP. It is
compatible with "ti,j784s4-pcie-ctrl", add this here and use it with
the PCIe nodes.

Signed-off-by: Andrew Davis <afd@ti.com>
---
 .../boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso    |  2 +-
 arch/arm64/boot/dts/ti/k3-j721e-main.dtsi     | 28 ++++++++++++++++---
 2 files changed, 25 insertions(+), 5 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso b/arch/arm64/boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso
index 4062709d65792..a8a502a6207f6 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso
+++ b/arch/arm64/boot/dts/ti/k3-j721e-evm-pcie0-ep.dtso
@@ -38,7 +38,7 @@ pcie0_ep: pcie-ep@2900000 {
 		reg-names = "intd_cfg", "user_cfg", "reg", "mem";
 		interrupt-names = "link_state";
 		interrupts = <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
-		ti,syscon-pcie-ctrl = <&scm_conf 0x4070>;
+		ti,syscon-pcie-ctrl = <&pcie0_ctrl 0x0>;
 		max-link-speed = <3>;
 		num-lanes = <1>;
 		power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>;
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 0da785be80ff4..3b08e71081df3 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -44,6 +44,26 @@ scm_conf: scm-conf@100000 {
 		#size-cells = <1>;
 		ranges = <0x0 0x0 0x00100000 0x1c000>;
 
+		pcie0_ctrl: pcie-ctrl@4070 {
+			compatible = "ti,j784s4-pcie-ctrl", "syscon";
+			reg = <0x4070 0x4>;
+		};
+
+		pcie1_ctrl: pcie-ctrl@4074 {
+			compatible = "ti,j784s4-pcie-ctrl", "syscon";
+			reg = <0x4074 0x4>;
+		};
+
+		pcie2_ctrl: pcie-ctrl@4078 {
+			compatible = "ti,j784s4-pcie-ctrl", "syscon";
+			reg = <0x4078 0x4>;
+		};
+
+		pcie3_ctrl: pcie-ctrl@407c {
+			compatible = "ti,j784s4-pcie-ctrl", "syscon";
+			reg = <0x407c 0x4>;
+		};
+
 		serdes_ln_ctrl: mux-controller@4080 {
 			compatible = "reg-mux";
 			reg = <0x4080 0x50>;
@@ -945,7 +965,7 @@ pcie0_rc: pcie@2900000 {
 		interrupt-names = "link_state";
 		interrupts = <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
 		device_type = "pci";
-		ti,syscon-pcie-ctrl = <&scm_conf 0x4070>;
+		ti,syscon-pcie-ctrl = <&pcie0_ctrl 0x0>;
 		max-link-speed = <3>;
 		num-lanes = <2>;
 		power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>;
@@ -974,7 +994,7 @@ pcie1_rc: pcie@2910000 {
 		interrupt-names = "link_state";
 		interrupts = <GIC_SPI 330 IRQ_TYPE_EDGE_RISING>;
 		device_type = "pci";
-		ti,syscon-pcie-ctrl = <&scm_conf 0x4074>;
+		ti,syscon-pcie-ctrl = <&pcie1_ctrl 0x0>;
 		max-link-speed = <3>;
 		num-lanes = <2>;
 		power-domains = <&k3_pds 240 TI_SCI_PD_EXCLUSIVE>;
@@ -1003,7 +1023,7 @@ pcie2_rc: pcie@2920000 {
 		interrupt-names = "link_state";
 		interrupts = <GIC_SPI 342 IRQ_TYPE_EDGE_RISING>;
 		device_type = "pci";
-		ti,syscon-pcie-ctrl = <&scm_conf 0x4078>;
+		ti,syscon-pcie-ctrl = <&pcie2_ctrl 0x0>;
 		max-link-speed = <3>;
 		num-lanes = <2>;
 		power-domains = <&k3_pds 241 TI_SCI_PD_EXCLUSIVE>;
@@ -1032,7 +1052,7 @@ pcie3_rc: pcie@2930000 {
 		interrupt-names = "link_state";
 		interrupts = <GIC_SPI 354 IRQ_TYPE_EDGE_RISING>;
 		device_type = "pci";
-		ti,syscon-pcie-ctrl = <&scm_conf 0x407c>;
+		ti,syscon-pcie-ctrl = <&pcie3_ctrl 0x0>;
 		max-link-speed = <3>;
 		num-lanes = <2>;
 		power-domains = <&k3_pds 242 TI_SCI_PD_EXCLUSIVE>;
-- 
2.39.2