diff options
| author | Andrejs Cainikovs <andrejs.cainikovs@toradex.com> | 2024-02-01 13:16:07 +0100 |
|---|---|---|
| committer | Andrejs Cainikovs <andrejs.cainikovs@toradex.com> | 2024-02-09 14:09:27 +0100 |
| commit | 440f0e729cc3a61e955a30b8584c755c6ead5a76 (patch) | |
| tree | 5d6327b2294c40c6511e92f2ea2f6fd61749bcdd /arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | |
| parent | 31ed49304ff5495d2d755597a80f04f259a6ad78 (diff) | |
arm64: dts: ti: verdin-am62: add support for Verdin USB1 interface
Add support for Verdin USB1 interface, implements role switch
functionality using "gpio-usb-b-connector", VBUS is also now
controlled with "regulator-fixed" using a standard GPIO.
Upstream-Status: Submitted [https://lore.kernel.org/all/20240209130106.38739-1-andrejs.cainikovs@gmail.com/]
Signed-off-by: Andrejs Cainikovs <andrejs.cainikovs@toradex.com>
Diffstat (limited to 'arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi | 54 |
1 files changed, 41 insertions, 13 deletions
diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi index f4a3f0c363c1..55d8c5406404 100644 --- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi @@ -42,9 +42,20 @@ usb1 = &usb1; }; - extcon_usb0: extcon-usb0 { - compatible = "linux,extcon-usb-gpio"; + connector { + compatible = "gpio-usb-b-connector", "usb-b-connector"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usb0_id>; id-gpios = <&main_gpio1 19 GPIO_ACTIVE_HIGH>; + label = "USB_1"; + self-powered; + vbus-supply = <®_usb0_vbus>; + + port { + usb_dr_connector: endpoint { + remote-endpoint = <&usb0_ep>; + }; + }; }; verdin_gpio_keys: gpio-keys { @@ -156,6 +167,18 @@ vin-supply = <®_sd_3v3_1v8>; }; + reg_usb0_vbus: regulator-usb0-vbus { + compatible = "regulator-fixed"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usb0_en>; + enable-active-high; + /* Verdin USB_1_EN (SODIMM 155) */ + gpio = <&main_gpio1 50 GPIO_ACTIVE_HIGH>; + regulator-max-microvolt = <5000000>; + regulator-min-microvolt = <5000000>; + regulator-name = "USB_1_EN"; + }; + reserved-memory { #address-cells = <2>; #size-cells = <2>; @@ -441,6 +464,13 @@ >; }; + /* Verdin USB_1_EN */ + pinctrl_usb0_en: main-gpio1-50-default-pins { + pinctrl-single,pins = < + AM62X_IOPAD(0x0254, PIN_INPUT, 7) /* (C20) USB0_DRVVBUS.GPIO1_50 */ /* SODIMM 155 */ + >; + }; + /* On-module I2C - PMIC_I2C */ pinctrl_i2c0: main-i2c0-pins-default { pinctrl-single,pins = < @@ -665,13 +695,6 @@ >; }; - /* Verdin USB_1 */ - pinctrl_usb0: main-usb0-pins-default { - pinctrl-single,pins = < - AM62X_IOPAD(0x0254, PIN_OUTPUT, 0) /* (C20) USB0_DRVVBUS */ /* SODIMM 155 */ - >; - }; - /* Verdin USB_2 */ pinctrl_usb1: main-usb1-pins-default { pinctrl-single,pins = < @@ -1018,7 +1041,7 @@ "", "", "SODIMM_17", - "", /* 50 */ + "SODIMM_155", /* 50 */ "", "", "", @@ -1430,10 +1453,15 @@ }; &usb0 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_usb0>, <&pinctrl_usb0_id>; - extcon = <&extcon_usb0>; + adp-disable; + usb-role-switch; status = "disabled"; + + port { + usb0_ep: endpoint { + remote-endpoint = <&usb_dr_connector>; + }; + }; }; /* Verdin USB_2 */ |