[PATCH 1/3] ARM: dts: BCM5301X: Linksys EA9500 make use of pinctrl

From: Vivek Unune
Date: Wed Oct 07 2020 - 15:02:13 EST


Forgo the use of mmioreg mdio mux infavor of the pinctrl

Signed-off-by: Vivek Unune <npcomplete13@xxxxxxxxx>
---
.../boot/dts/bcm47094-linksys-panamera.dts | 153 +++++++++---------
arch/arm/boot/dts/bcm5301x.dtsi | 4 +-
2 files changed, 74 insertions(+), 83 deletions(-)

diff --git a/arch/arm/boot/dts/bcm47094-linksys-panamera.dts b/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
index 0faae8950375..f8443d9f86b7 100644
--- a/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
+++ b/arch/arm/boot/dts/bcm47094-linksys-panamera.dts
@@ -122,87 +122,6 @@ bluebar8 {
gpios = <&chipcommon 8 GPIO_ACTIVE_HIGH>;
};
};
-
- mdio-bus-mux {
- #address-cells = <1>;
- #size-cells = <0>;
-
- /* BIT(9) = 1 => external mdio */
- mdio_ext: mdio@200 {
- reg = <0x200>;
- #address-cells = <1>;
- #size-cells = <0>;
- };
- };
-
- mdio-mii-mux {
- compatible = "mdio-mux-mmioreg";
- mdio-parent-bus = <&mdio_ext>;
- #address-cells = <1>;
- #size-cells = <0>;
- reg = <0x1800c1c0 0x4>;
-
- /* BIT(6) = mdc, BIT(7) = mdio */
- mux-mask = <0xc0>;
-
- mdio-mii@0 {
- /* Enable MII function */
- reg = <0x0>;
- #address-cells = <1>;
- #size-cells = <0>;
-
- switch@0 {
- compatible = "brcm,bcm53125";
- #address-cells = <1>;
- #size-cells = <0>;
- reset-gpios = <&chipcommon 10 GPIO_ACTIVE_LOW>;
- reset-names = "robo_reset";
- reg = <0>;
- dsa,member = <1 0>;
-
- ports {
- #address-cells = <1>;
- #size-cells = <0>;
-
- port@0 {
- reg = <0>;
- label = "lan1";
- };
-
- port@1 {
- reg = <1>;
- label = "lan5";
- };
-
- port@2 {
- reg = <2>;
- label = "lan2";
- };
-
- port@3 {
- reg = <3>;
- label = "lan6";
- };
-
- port@4 {
- reg = <4>;
- label = "lan3";
- };
-
- sw1_p8: port@8 {
- reg = <8>;
- ethernet = <&sw0_p0>;
- label = "cpu";
-
- fixed-link {
- speed = <1000>;
- full-duplex;
- };
- };
- };
- };
- };
- };
};

&usb2 {
@@ -265,6 +184,78 @@ fixed-link {
};
};

+&pinctrl {
+ compatible = "brcm,bcm4709-pinmux";
+
+ pinmux_mdio: mdio {
+ groups = "mdio_grp";
+ function = "mdio";
+ };
+};
+
+&mdio_bus_mux {
+
+ /* BIT(9) = 1 => external mdio */
+ mdio@200 {
+ reg = <0x200>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ switch@0 {
+ compatible = "brcm,bcm53125";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ reset-gpios = <&chipcommon 10 GPIO_ACTIVE_LOW>;
+ reset-names = "robo_reset";
+ reg = <0>;
+ dsa,member = <1 0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinmux_mdio>;
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ label = "lan1";
+ };
+
+ port@1 {
+ reg = <1>;
+ label = "lan5";
+ };
+
+ port@2 {
+ reg = <2>;
+ label = "lan2";
+ };
+
+ port@3 {
+ reg = <3>;
+ label = "lan6";
+ };
+
+ port@4 {
+ reg = <4>;
+ label = "lan3";
+ };
+
+ sw1_p8: port@8 {
+ reg = <8>;
+ ethernet = <&sw0_p0>;
+ label = "cpu";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+ };
+ };
+};
+
&usb3_phy {
status = "okay";
};
diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index 9d9e8fe3f6ae..1476375f88bb 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -369,7 +369,7 @@ mdio: mdio@18003000 {
#address-cells = <1>;
};

- mdio-bus-mux@18003000 {
+ mdio_bus_mux: mdio-bus-mux@18003000 {
compatible = "mdio-mux-mmioreg";
mdio-parent-bus = <&mdio>;
#address-cells = <1>;
@@ -428,7 +428,7 @@ cru@100 {
#address-cells = <1>;
#size-cells = <1>;

- pin-controller@1c0 {
+ pinctrl: pin-controller@1c0 {
compatible = "brcm,bcm4708-pinmux";
reg = <0x1c0 0x24>;
reg-names = "cru_gpio_control";
--
2.25.1