u-boot/arch/arm/dts/at91-sama7g5ek-u-boot.dtsi
Sergiu Moga 3cd06bfa96 ARM: dts: sama7g5ek: Add pinctrl, gpio and phy properties for USB
Add the required pinctrl, gpio and phy properties required by the
USB DT nodes of the sama7g5ek boards. Since these have not yet been
defined in upstream Linux, place them in the U-Boot specific DT file.

Signed-off-by: Sergiu Moga <sergiu.moga@microchip.com>
2023-01-05 10:04:57 +02:00

170 lines
3.1 KiB
Text

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* at91-sama7g5ek-u-boot.dtsi - Device Tree file for SAMA7G5 SoC u-boot
* properties.
*
* Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries
*
* Author: Eugen Hristev <eugen.hristev@microchip.com>
* Author: Claudiu Beznea <claudiu.beznea@microchip.com>
*
*/
#include "sama7g5-pinfunc.h"
#include <dt-bindings/reset/sama7g5-reset.h>
#include <dt-bindings/clock/at91.h>
/ {
chosen {
u-boot,dm-pre-reloc;
};
utmi {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <0>;
usb_phy0: phy@0 {
compatible = "microchip,sama7g5-usb-phy";
sfr-phandle = <&sfr>;
reg = <0>;
clocks = <&utmi_clk USB_UTMI1>;
clock-names = "utmi_clk";
status = "disabled";
#phy-cells = <0>;
};
usb_phy1: phy@1 {
compatible = "microchip,sama7g5-usb-phy";
sfr-phandle = <&sfr>;
reg = <1>;
clocks = <&utmi_clk USB_UTMI2>;
clock-names = "utmi_clk";
status = "disabled";
#phy-cells = <0>;
};
usb_phy2: phy@2 {
compatible = "microchip,sama7g5-usb-phy";
sfr-phandle = <&sfr>;
reg = <2>;
clocks = <&utmi_clk USB_UTMI3>;
clock-names = "utmi_clk";
status = "disabled";
#phy-cells = <0>;
};
};
utmi_clk: utmi-clk {
compatible = "microchip,sama7g5-utmi-clk";
sfr-phandle = <&sfr>;
#clock-cells = <1>;
clocks = <&pmc PMC_TYPE_CORE 27>;
clock-names = "utmi_clk";
resets = <&reset_controller SAMA7G5_RESET_USB_PHY1>,
<&reset_controller SAMA7G5_RESET_USB_PHY2>,
<&reset_controller SAMA7G5_RESET_USB_PHY3>;
reset-names = "usb0_reset", "usb1_reset", "usb2_reset";
};
soc {
u-boot,dm-pre-reloc;
usb2: usb@400000 {
compatible = "microchip,sama7g5-ohci", "usb-ohci";
reg = <0x00400000 0x100000>;
interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&pmc PMC_TYPE_PERIPHERAL 106>, <&utmi_clk USB_UTMI1>, <&usb_clk>;
clock-names = "ohci_clk", "hclk", "uhpck";
status = "disabled";
};
usb3: usb@500000 {
compatible = "atmel,at91sam9g45-ehci", "usb-ehci";
reg = <0x00500000 0x100000>;
interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&usb_clk>, <&pmc PMC_TYPE_PERIPHERAL 106>;
clock-names = "usb_clk", "ehci_clk";
status = "disabled";
};
sfr: sfr@e1624000 {
compatible = "microchip,sama7g5-sfr", "syscon";
reg = <0xe1624000 0x4000>;
};
};
};
&main_rc {
u-boot,dm-pre-reloc;
};
&main_xtal {
u-boot,dm-pre-reloc;
};
&pioA {
u-boot,dm-pre-reloc;
};
&pinctrl_flx3_default {
u-boot,dm-pre-reloc;
};
&pioA {
u-boot,dm-pre-reloc;
pinctrl_usb_default: usb_default {
pinmux = <PIN_PC6__GPIO>;
bias-disable;
};
};
&pit64b0 {
u-boot,dm-pre-reloc;
};
&pmc {
u-boot,dm-pre-reloc;
};
&slow_rc_osc {
u-boot,dm-pre-reloc;
};
&slow_xtal {
u-boot,dm-pre-reloc;
};
&uart3 {
u-boot,dm-pre-reloc;
};
&usb2 {
num-ports = <3>;
atmel,vbus-gpio = <0
0
&pioA PIN_PC6 GPIO_ACTIVE_HIGH
>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb_default>;
phys = <&usb_phy2>;
phy-names = "usb";
status = "okay";
};
&usb3 {
status = "okay";
};
&usb_phy0 {
status = "okay";
};
&usb_phy1 {
status = "okay";
};
&usb_phy2 {
status = "okay";
};