forked from Minki/linux
0cdefd5b54
The CPU port of the BCM53125 is configured with RGMII (no delays) but
this should actually be RGMII with transmit delay (rgmii-txid) because
STMMAC takes care of inserting the transmitter delay. This fixes
occasional packet loss encountered.
Fixes: d7b9eaff5f ("ARM: dts: sun7i: Add BCM53125 switch nodes to the lamobo-r1 board")
Reported-by: Hartmut Knaack <knaack.h@gmx.de>
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
336 lines
6.6 KiB
Plaintext
336 lines
6.6 KiB
Plaintext
/*
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* Copyright 2015 Jelle de Jong <jelledejong@powercraft.nl>
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This file is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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/dts-v1/;
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#include "sun7i-a20.dtsi"
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#include "sunxi-common-regulators.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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#include <dt-bindings/pinctrl/sun4i-a10.h>
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/ {
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model = "Lamobo R1";
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compatible = "lamobo,lamobo-r1", "allwinner,sun7i-a20";
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aliases {
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serial0 = &uart0;
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serial1 = &uart3;
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serial2 = &uart7;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pinctrl-0 = <&led_pins_lamobo_r1>;
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green {
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label = "lamobo_r1:green:usr";
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gpios = <&pio 7 24 GPIO_ACTIVE_HIGH>;
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};
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};
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reg_gmac_3v3: gmac-3v3 {
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compatible = "regulator-fixed";
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pinctrl-names = "default";
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pinctrl-0 = <&gmac_power_pin_lamobo_r1>;
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regulator-name = "gmac-3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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startup-delay-us = <100000>;
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enable-active-high;
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gpio = <&pio 7 23 GPIO_ACTIVE_HIGH>; /* PH23 */
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};
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};
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&ahci_pwr_pin_a {
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pins = "PB3";
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};
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&ahci {
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target-supply = <®_ahci_5v>;
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status = "okay";
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};
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&codec {
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status = "okay";
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};
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&cpu0 {
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cpu-supply = <®_dcdc2>;
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};
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&ehci0 {
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status = "okay";
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};
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&ehci1 {
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status = "okay";
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};
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&gmac {
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pinctrl-names = "default";
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pinctrl-0 = <&gmac_pins_rgmii_a>;
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phy-mode = "rgmii";
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phy-supply = <®_gmac_3v3>;
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status = "okay";
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fixed-link {
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speed = <1000>;
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full-duplex;
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};
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mdio {
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compatible = "snps,dwmac-mdio";
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#address-cells = <1>;
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#size-cells = <0>;
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switch: ethernet-switch@1e {
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compatible = "brcm,bcm53125";
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reg = <30>;
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#address-cells = <1>;
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#size-cells = <0>;
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ports {
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#address-cells = <1>;
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#size-cells = <0>;
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port0: port@0 {
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reg = <0>;
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label = "lan2";
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};
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port1: port@1 {
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reg = <1>;
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label = "lan3";
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};
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port2: port@2 {
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reg = <2>;
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label = "lan4";
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};
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port3: port@3 {
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reg = <3>;
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label = "wan";
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};
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port4: port@4 {
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reg = <4>;
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label = "lan1";
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};
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port8: port@8 {
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reg = <8>;
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label = "cpu";
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ethernet = <&gmac>;
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phy-mode = "rgmii-txid";
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fixed-link {
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speed = <1000>;
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full-duplex;
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};
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};
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};
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};
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};
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};
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&i2c0 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c0_pins_a>;
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status = "okay";
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axp209: pmic@34 {
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reg = <0x34>;
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interrupt-parent = <&nmi_intc>;
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interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
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};
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};
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&i2c2 {
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pinctrl-names = "default";
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pinctrl-0 = <&i2c2_pins_a>;
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status = "okay";
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};
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&ir0 {
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pinctrl-names = "default";
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pinctrl-0 = <&ir0_rx_pins_a>;
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status = "okay";
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};
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&mmc0 {
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_lamobo_r1>;
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vmmc-supply = <®_vcc3v3>;
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bus-width = <4>;
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cd-gpios = <&pio 7 10 GPIO_ACTIVE_HIGH>; /* PH10 */
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cd-inverted;
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status = "okay";
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};
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&ohci0 {
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status = "okay";
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};
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&otg_sram {
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status = "okay";
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};
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&pio {
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usb0_id_detect_pin: usb0_id_detect_pin@0 {
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pins = "PH4";
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function = "gpio_in";
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bias-pull-up;
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};
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mmc0_cd_pin_lamobo_r1: mmc0_cd_pin@0 {
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pins = "PH10";
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function = "gpio_in";
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bias-pull-up;
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};
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gmac_power_pin_lamobo_r1: gmac_power_pin@0 {
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pins = "PH23";
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function = "gpio_out";
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};
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led_pins_lamobo_r1: led_pins@0 {
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pins = "PH24";
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function = "gpio_out";
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};
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};
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#include "axp209.dtsi"
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®_ahci_5v {
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gpio = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
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status = "okay";
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};
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®_dcdc2 {
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regulator-always-on;
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1400000>;
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regulator-name = "vdd-cpu";
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};
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®_dcdc3 {
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regulator-always-on;
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regulator-min-microvolt = <1000000>;
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regulator-max-microvolt = <1400000>;
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regulator-name = "vdd-int-dll";
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};
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®_ldo1 {
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regulator-name = "vdd-rtc";
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};
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®_ldo2 {
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regulator-always-on;
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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regulator-name = "avcc";
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};
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®_usb0_vbus {
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status = "okay";
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};
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®_usb2_vbus {
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gpio = <&pio 7 12 GPIO_ACTIVE_HIGH>; /* PH12 */
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status = "okay";
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};
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&spi0 {
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pinctrl-names = "default";
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pinctrl-0 = <&spi0_pins_a>,
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<&spi0_cs0_pins_a>,
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<&spi0_cs1_pins_a>;
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status = "okay";
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins_a>;
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status = "okay";
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};
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&uart3 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart3_pins_b>;
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status = "okay";
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};
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&uart7 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart7_pins_a>;
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status = "okay";
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};
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&usb_otg {
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dr_mode = "otg";
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status = "okay";
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};
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&usb_power_supply {
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status = "okay";
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};
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&usb2_vbus_pin_a {
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pins = "PH12";
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};
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&usbphy {
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pinctrl-names = "default";
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pinctrl-0 = <&usb0_id_detect_pin>;
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usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
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usb0_vbus_power-supply = <&usb_power_supply>;
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usb0_vbus-supply = <®_usb0_vbus>;
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usb2_vbus-supply = <®_usb2_vbus>;
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status = "okay";
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};
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