arm: dts: am642-sk: Add and Enable USB SuperSpeed Host Port in SPL

Add and Enable USB SuperSpeed Host Port in SPL.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>

diff --git a/arch/arm/dts/k3-am642-r5-sk.dts b/arch/arm/dts/k3-am642-r5-sk.dts
index 79eff8259f9402237141080ad5cc903074813727..71fcf61ff9fbd9ef8db3c439245caecb9b35ab02 100644 (file)
--- a/arch/arm/dts/k3-am642-r5-sk.dts
+++ b/arch/arm/dts/k3-am642-r5-sk.dts
@@ -5,6 +5,8 @@
 
 /dts-v1/;
 
+#include <dt-bindings/mux/ti-serdes.h>
+#include <dt-bindings/phy/phy.h>
 #include "k3-am642.dtsi"
 #include "k3-am64-sk-lp4-1333MTs.dtsi"
 #include "k3-am64-ddr.dtsi"
@@ -107,6 +109,13 @@
                        AM64X_IOPAD(0x029c, PIN_INPUT_PULLUP, 0)        /* (C20) MMC1_SDWP */
                >;
        };
+
+       main_usb0_pins_default: main-usb0-pins-default {
+               u-boot,dm-spl;
+               pinctrl-single,pins = <
+                       AM64X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (E19) USB0_DRVVBUS */
+               >;
+       };
 };
 
 &dmsc {
@@ -142,4 +151,35 @@
        pinctrl-0 = <&main_mmc1_pins_default>;
 };
 
+&serdes_ln_ctrl {
+       idle-states = <AM64_SERDES0_LANE0_USB>;
+};
+
+&serdes_wiz0 {
+       status = "okay";
+};
+
+&serdes0 {
+       serdes0_usb_link: link@0 {
+               reg = <0>;
+               cdns,num-lanes = <1>;
+               #phy-cells = <0>;
+               cdns,phy-type = <PHY_TYPE_USB3>;
+               resets = <&serdes_wiz0 1>;
+       };
+};
+
+&usbss0 {
+       ti,vbus-divider;
+};
+
+&usb0 {
+       dr_mode = "host";
+       maximum-speed = "super-speed";
+       pinctrl-names = "default";
+       pinctrl-0 = <&main_usb0_pins_default>;
+       phys = <&serdes0_usb_link>;
+       phy-names = "cdns3,usb3-phy";
+};
+
 #include "k3-am642-sk-u-boot.dtsi"

diff --git a/arch/arm/dts/k3-am642-sk-u-boot.dtsi b/arch/arm/dts/k3-am642-sk-u-boot.dtsi
index efbcfb36e92a44f111c128791593a25e6568cdce..95cf52c37fab27bf541eb3fb75b2ea275dc79f11 100644 (file)
--- a/arch/arm/dts/k3-am642-sk-u-boot.dtsi
+++ b/arch/arm/dts/k3-am642-sk-u-boot.dtsi
@@ -110,3 +110,36 @@
 &cpsw_port2 {
        status = "disabled";
 };
+
+&main_usb0_pins_default {
+       u-boot,dm-spl;
+};
+
+&serdes_ln_ctrl {
+       u-boot,mux-autoprobe;
+};
+
+&usbss0 {
+       u-boot,dm-spl;
+};
+
+&usb0 {
+       dr_mode = "host";
+       u-boot,dm-spl;
+};
+
+&serdes_wiz0 {
+       u-boot,dm-spl;
+};
+
+&serdes0_usb_link {
+       u-boot,dm-spl;
+};
+
+&serdes0 {
+       u-boot,dm-spl;
+};
+
+&serdes_refclk {
+       u-boot,dm-spl;
+};