From 85a034c275910d9c48474d32c9303bf29dd98a31 Mon Sep 17 00:00:00 2001 From: Neil Armstrong Date: Thu, 10 Sep 2020 10:48:18 +0200 Subject: [PATCH] ARM: dts: meson-axg: add USB nodes for S400 Add the correcly architectured USB Glue node for Meson AXG and the S400 board in -u-boot.dtsi until support in upstream Linux then backported. Signed-off-by: Neil Armstrong --- arch/arm/dts/meson-axg-s400-u-boot.dtsi | 12 +++++++ arch/arm/dts/meson-axg-u-boot.dtsi | 62 +++++++++++++++++++++++++++++++++ 2 files changed, 74 insertions(+) create mode 100644 arch/arm/dts/meson-axg-u-boot.dtsi diff --git a/arch/arm/dts/meson-axg-s400-u-boot.dtsi b/arch/arm/dts/meson-axg-s400-u-boot.dtsi index c46eb3f..2c4b06f 100644 --- a/arch/arm/dts/meson-axg-s400-u-boot.dtsi +++ b/arch/arm/dts/meson-axg-s400-u-boot.dtsi @@ -3,6 +3,8 @@ * Copyright (c) 2017 Amlogic, Inc. All rights reserved. */ +#include "meson-axg-u-boot.dtsi" + /* wifi module */ &sd_emmc_b { status = "disabled"; @@ -12,3 +14,13 @@ &sd_emmc_c { status = "okay"; }; + +&usb { + status = "okay"; + dr_mode = "otg"; + vbus-supply = <&usb_pwr>; +}; + +&usb2_phy1 { + phy-supply = <&vcc_5v>; +}; diff --git a/arch/arm/dts/meson-axg-u-boot.dtsi b/arch/arm/dts/meson-axg-u-boot.dtsi new file mode 100644 index 0000000..cb1c71e --- /dev/null +++ b/arch/arm/dts/meson-axg-u-boot.dtsi @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2020 BayLibre, SAS. + * Author: Neil Armstrong + */ + +/ { + soc { + usb: usb@ffe09080 { + compatible = "amlogic,meson-gxl-usb-ctrl"; + reg = <0x0 0xffe09080 0x0 0x20>; + interrupts = ; + #address-cells = <2>; + #size-cells = <2>; + ranges; + + clocks = <&clkc CLKID_USB>, <&clkc CLKID_USB1_DDR_BRIDGE>; + clock-names = "usb_ctrl", "ddr"; + resets = <&reset RESET_USB_OTG>; + + dr_mode = "otg"; + + phys = <&usb2_phy1>; + phy-names = "usb2-phy1"; + + dwc2: usb@ff400000 { + compatible = "amlogic,meson-g12a-usb", "snps,dwc2"; + reg = <0x0 0xff400000 0x0 0x40000>; + interrupts = ; + clocks = <&clkc CLKID_USB1>; + clock-names = "otg"; + phys = <&usb2_phy1>; + dr_mode = "peripheral"; + g-rx-fifo-size = <192>; + g-np-tx-fifo-size = <128>; + g-tx-fifo-size = <128 128 16 16 16>; + }; + + dwc3: usb@ff500000 { + compatible = "snps,dwc3"; + reg = <0x0 0xff500000 0x0 0x100000>; + interrupts = ; + dr_mode = "host"; + maximum-speed = "high-speed"; + snps,dis_u2_susphy_quirk; + }; + }; + }; +}; + +&apb { + usb2_phy1: phy@9020 { + compatible = "amlogic,meson-gxl-usb2-phy"; + #phy-cells = <0>; + reg = <0x0 0x9020 0x0 0x20>; + clocks = <&clkc CLKID_USB>; + clock-names = "phy"; + resets = <&reset RESET_USB_OTG>; + reset-names = "phy"; + status = "okay"; + }; +}; -- 2.7.4