arm64: dts: ti: k3-j721e-main: Remove "syscon" nodes added for pcieX_ctrl

Remove "syscon" nodes added for pcieX_ctrl and have the PCIe node point
to the parent with an offset argument. This change is as discussed in [1].

[1] -> http://lore.kernel.org/r/CAL_JsqKiUcO76bo1GoepWM1TusJWoty_BRy2hFSgtEVMqtrvvQ@mail.gmail.com

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Vignesh Raghavendra <vigneshr@ti.com>
Link: https://lore.kernel.org/r/20210105151421.23237-3-kishon@ti.com

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 1c11da612c6765f9cb44c490befc461b783aae48..2d526ea44a8548771d1e8c32f733014ed7b91ebf 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -28,38 +28,6 @@
                #size-cells = <1>;
                ranges = <0x0 0x0 0x00100000 0x1c000>;
 
-               pcie0_ctrl: syscon@4070 {
-                       compatible = "ti,j721e-system-controller", "syscon", "simple-mfd";
-                       reg = <0x00004070 0x4>;
-                       #address-cells = <1>;
-                       #size-cells = <1>;
-                       ranges = <0x4070 0x4070 0x4>;
-               };
-
-               pcie1_ctrl: syscon@4074 {
-                       compatible = "ti,j721e-system-controller", "syscon", "simple-mfd";
-                       reg = <0x00004074 0x4>;
-                       #address-cells = <1>;
-                       #size-cells = <1>;
-                       ranges = <0x4074 0x4074 0x4>;
-               };
-
-               pcie2_ctrl: syscon@4078 {
-                       compatible = "ti,j721e-system-controller", "syscon", "simple-mfd";
-                       reg = <0x00004078 0x4>;
-                       #address-cells = <1>;
-                       #size-cells = <1>;
-                       ranges = <0x4078 0x4078 0x4>;
-               };
-
-               pcie3_ctrl: syscon@407c {
-                       compatible = "ti,j721e-system-controller", "syscon", "simple-mfd";
-                       reg = <0x0000407c 0x4>;
-                       #address-cells = <1>;
-                       #size-cells = <1>;
-                       ranges = <0x407c 0x407c 0x4>;
-               };
-
                serdes_ln_ctrl: mux@4080 {
                        compatible = "mmio-mux";
                        reg = <0x00004080 0x50>;
@@ -618,7 +586,7 @@
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
                device_type = "pci";
-               ti,syscon-pcie-ctrl = <&pcie0_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x4070>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>;
@@ -645,7 +613,7 @@
                reg-names = "intd_cfg", "user_cfg", "reg", "mem";
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 318 IRQ_TYPE_EDGE_RISING>;
-               ti,syscon-pcie-ctrl = <&pcie0_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x4070>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 239 TI_SCI_PD_EXCLUSIVE>;
@@ -666,7 +634,7 @@
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 330 IRQ_TYPE_EDGE_RISING>;
                device_type = "pci";
-               ti,syscon-pcie-ctrl = <&pcie1_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x4074>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 240 TI_SCI_PD_EXCLUSIVE>;
@@ -693,7 +661,7 @@
                reg-names = "intd_cfg", "user_cfg", "reg", "mem";
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 330 IRQ_TYPE_EDGE_RISING>;
-               ti,syscon-pcie-ctrl = <&pcie1_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x4074>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 240 TI_SCI_PD_EXCLUSIVE>;
@@ -714,7 +682,7 @@
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 342 IRQ_TYPE_EDGE_RISING>;
                device_type = "pci";
-               ti,syscon-pcie-ctrl = <&pcie2_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x4078>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 241 TI_SCI_PD_EXCLUSIVE>;
@@ -741,7 +709,7 @@
                reg-names = "intd_cfg", "user_cfg", "reg", "mem";
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 342 IRQ_TYPE_EDGE_RISING>;
-               ti,syscon-pcie-ctrl = <&pcie2_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x4078>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 241 TI_SCI_PD_EXCLUSIVE>;
@@ -762,7 +730,7 @@
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 354 IRQ_TYPE_EDGE_RISING>;
                device_type = "pci";
-               ti,syscon-pcie-ctrl = <&pcie3_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x407c>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 242 TI_SCI_PD_EXCLUSIVE>;
@@ -789,7 +757,7 @@
                reg-names = "intd_cfg", "user_cfg", "reg", "mem";
                interrupt-names = "link_state";
                interrupts = <GIC_SPI 354 IRQ_TYPE_EDGE_RISING>;
-               ti,syscon-pcie-ctrl = <&pcie3_ctrl>;
+               ti,syscon-pcie-ctrl = <&scm_conf 0x407c>;
                max-link-speed = <3>;
                num-lanes = <2>;
                power-domains = <&k3_pds 242 TI_SCI_PD_EXCLUSIVE>;