diff options
Diffstat (limited to 'arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts')
| -rw-r--r-- | arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts | 43 |
1 files changed, 40 insertions, 3 deletions
diff --git a/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts b/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts index 406a711486da..3434b189fa58 100644 --- a/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts +++ b/arch/arm64/boot/dts/freescale/imx8mn-var-som-symphony.dts @@ -1,11 +1,14 @@ // SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* + * Supports Symphony evaluation board versions >= 1.4a. + * * Copyright 2019-2020 Variscite Ltd. * Copyright (C) 2020 Krzysztof Kozlowski <krzk@kernel.org> */ /dts-v1/; +#include <dt-bindings/usb/pd.h> #include "imx8mn-var-som.dtsi" / { @@ -54,6 +57,15 @@ linux,default-trigger = "heartbeat"; }; }; + + /* Peripherals supply, enabled by Q2 after SOM_3V3 rises. */ + reg_per_3v3: regulator-peripheral-3v3 { + compatible = "regulator-fixed"; + regulator-name = "per_3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; }; ðphy { @@ -76,6 +88,7 @@ interrupts = <7 IRQ_TYPE_EDGE_FALLING>; #gpio-cells = <2>; wakeup-source; + vcc-supply = <®_per_3v3>; /* USB 3.0 OTG (usbotg1) / SATA port switch, set to USB 3.0 */ usb3-sata-sel-hog { @@ -100,14 +113,25 @@ }; }; + /* + * For Symphony board version <= 1.4, the PTN5150 IRQ pin is connected + * to GPIO1_IO11 on the SoM (R106 present, R132 absent). From Symphony + * board version >= 1.4a, the PTN5150 ID pin is connected to GPIO1_IO11 + * on the SoM (R106 absent, R132 present). + */ extcon_usbotg1: typec@3d { compatible = "nxp,ptn5150"; reg = <0x3d>; interrupt-parent = <&gpio1>; - interrupts = <11 IRQ_TYPE_LEVEL_LOW>; + interrupts = <11 IRQ_TYPE_EDGE_FALLING>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ptn5150>; - status = "okay"; + + port { + typec1_dr_sw: endpoint { + remote-endpoint = <&usb1_drd_sw>; + }; + }; }; }; @@ -148,8 +172,21 @@ }; &usbotg1 { + dr_mode = "otg"; + hnp-disable; + srp-disable; + adp-disable; + usb-role-switch; disable-over-current; - extcon = <&extcon_usbotg1>, <&extcon_usbotg1>; + samsung,picophy-pre-emp-curr-control = <3>; + samsung,picophy-dc-vol-level-adjust = <7>; + status = "okay"; + + port { + usb1_drd_sw: endpoint { + remote-endpoint = <&typec1_dr_sw>; + }; + }; }; &iomuxc { |