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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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09ee951617
The Odroid-C1 has the 32.768 kHz oscillator (X3 in the schematics) which is required for the RTC. A battery can be connected separately (to the BT1 header) - then the "rtc" node can be enabled manually. By default the RTC is disabled because the boards typically come without the RTC battery. Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com> Signed-off-by: Kevin Hilman <khilman@baylibre.com>
375 lines
9.2 KiB
Plaintext
375 lines
9.2 KiB
Plaintext
/*
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* Copyright 2015 Endless Mobile, Inc.
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* Author: Carlo Caione <carlo@endlessm.com>
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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 library 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 library 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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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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 "meson8b.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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/ {
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model = "Hardkernel ODROID-C1";
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compatible = "hardkernel,odroid-c1", "amlogic,meson8b";
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aliases {
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serial0 = &uart_AO;
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mmc0 = &sd_card_slot;
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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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memory {
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device_type = "memory";
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reg = <0x40000000 0x40000000>;
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};
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leds {
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compatible = "gpio-leds";
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blue {
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label = "c1:blue:alive";
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gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
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linux,default-trigger = "heartbeat";
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default-state = "off";
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};
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};
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p5v0: regulator-p5v0 {
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compatible = "regulator-fixed";
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regulator-name = "P5V0";
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regulator-min-microvolt = <5000000>;
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regulator-max-microvolt = <5000000>;
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};
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tflash_vdd: regulator-tflash_vdd {
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/*
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* signal name from schematics: TFLASH_VDD_EN
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*/
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compatible = "regulator-fixed";
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regulator-name = "TFLASH_VDD";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vcc_3v3>;
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gpio = <&gpio GPIOY_12 GPIO_ACTIVE_HIGH>;
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enable-active-high;
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};
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tf_io: gpio-regulator-tf_io {
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compatible = "regulator-gpio";
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regulator-name = "TF_IO";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&vcc_3v3>;
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/*
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* signal name from schematics: TF_3V3N_1V8_EN
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*/
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gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
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gpios-states = <0>;
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states = <3300000 0
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1800000 1>;
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};
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iio-hwmon {
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compatible = "iio-hwmon";
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io-channels = <&saradc 8>;
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};
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rtc32k_xtal: rtc32k-xtal-clk {
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/* X3 in the schematics */
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compatible = "fixed-clock";
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clock-frequency = <32768>;
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clock-output-names = "RTC32K";
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#clock-cells = <0>;
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};
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vcc_1v8: regulator-vcc-1v8 {
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/*
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* RICHTEK RT9179 configured for a fixed output voltage of
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* 1.8V. This supplies not only VCC1V8 but also IOREF_1V8 and
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* VDD1V8 according to the schematics.
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*/
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compatible = "regulator-fixed";
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regulator-name = "VCC1V8";
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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vin-supply = <&p5v0>;
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};
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vcc_3v3: regulator-vcc-3v3 {
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/*
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* Monolithic Power Systems MP2161 configured for a fixed
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* output voltage of 3.3V. This supplies not only VCC3V3 but
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* also VDD3V3 and VDDIO_AO3V3 according to the schematics.
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*/
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compatible = "regulator-fixed";
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regulator-name = "VCC3V3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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vin-supply = <&p5v0>;
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};
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vcck: regulator-vcck {
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/* Monolithic Power Systems MP2161 */
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compatible = "pwm-regulator";
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regulator-name = "VCCK";
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regulator-min-microvolt = <860000>;
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regulator-max-microvolt = <1140000>;
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vin-supply = <&p5v0>;
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pwms = <&pwm_cd 0 12218 0>;
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pwm-dutycycle-range = <91 0>;
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regulator-boot-on;
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regulator-always-on;
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};
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vddc_ddr: regulator-vddc-ddr {
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/*
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* Monolithic Power Systems MP2161 configured for a fixed
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* output voltage of 1.5V. This supplies not only DDR_VDDC but
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* also DDR3_1V5 according to the schematics.
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*/
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compatible = "regulator-fixed";
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regulator-name = "DDR_VDDC";
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regulator-min-microvolt = <1500000>;
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regulator-max-microvolt = <1500000>;
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vin-supply = <&p5v0>;
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};
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vdd_rtc: regulator-vdd-rtc {
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/*
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* Torex Semiconductor XC6215 configured for a fixed output of
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* 0.9V.
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*/
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compatible = "regulator-fixed";
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regulator-name = "VDD_RTC";
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regulator-min-microvolt = <900000>;
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regulator-max-microvolt = <900000>;
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vin-supply = <&vcc_3v3>;
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};
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};
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&cpu0 {
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cpu-supply = <&vcck>;
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};
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ðmac {
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status = "okay";
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snps,reset-gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
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snps,reset-active-low;
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snps,reset-delays-us = <0 10000 30000>;
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pinctrl-0 = <ð_rgmii_pins>;
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pinctrl-names = "default";
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phy-mode = "rgmii";
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phy-handle = <ð_phy>;
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amlogic,tx-delay-ns = <4>;
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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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/* Realtek RTL8211F (0x001cc916) */
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eth_phy: ethernet-phy@0 {
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reg = <0>;
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interrupt-parent = <&gpio_intc>;
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/* GPIOH_3 */
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interrupts = <17 IRQ_TYPE_LEVEL_LOW>;
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};
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};
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};
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&gpio {
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gpio-line-names = /* Bank GPIOX */
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"J2 Header Pin 35", "J2 Header Pin 36",
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"J2 Header Pin 32", "J2 Header Pin 31",
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"J2 Header Pin 29", "J2 Header Pin 18",
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"J2 Header Pin 22", "J2 Header Pin 16",
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"J2 Header Pin 23", "J2 Header Pin 21",
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"J2 Header Pin 19", "J2 Header Pin 33",
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"J2 Header Pin 8", "J2 Header Pin 10",
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"J2 Header Pin 15", "J2 Header Pin 13",
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"J2 Header Pin 24", "J2 Header Pin 26",
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/* Bank GPIOY */
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"Revision (upper)", "Revision (lower)",
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"J2 Header Pin 7", "", "J2 Header Pin 12",
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"J2 Header Pin 11", "", "", "",
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"TFLASH_VDD_EN", "", "",
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/* Bank GPIODV */
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"VCCK_PWM (PWM_C)", "I2CA_SDA", "I2CA_SCL",
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"I2CB_SDA", "I2CB_SCL", "VDDEE_PWM (PWM_D)",
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"",
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/* Bank GPIOH */
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"HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL",
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"ETH_PHY_INTR", "ETH_PHY_NRST", "ETH_TXD1",
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"ETH_TXD0", "ETH_TXD3", "ETH_TXD2",
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"ETH_RGMII_TX_CLK",
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/* Bank CARD */
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"SD_DATA1 (SDB_D1)", "SD_DATA0 (SDB_D0)",
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"SD_CLK", "SD_CMD", "SD_DATA3 (SDB_D3)",
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"SD_DATA2 (SDB_D2)", "SD_CDN (SD_DET_N)",
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/* Bank BOOT */
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"SDC_D0 (EMMC)", "SDC_D1 (EMMC)",
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"SDC_D2 (EMMC)", "SDC_D3 (EMMC)",
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"SDC_D4 (EMMC)", "SDC_D5 (EMMC)",
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"SDC_D6 (EMMC)", "SDC_D7 (EMMC)",
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"SDC_CLK (EMMC)", "SDC_RSTn (EMMC)",
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"SDC_CMD (EMMC)", "BOOT_SEL", "", "", "",
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"", "", "", "",
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/* Bank DIF */
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"ETH_RXD1", "ETH_RXD0", "ETH_RX_DV",
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"RGMII_RX_CLK", "ETH_RXD3", "ETH_RXD2",
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"ETH_TXEN", "ETH_PHY_REF_CLK_25MOUT",
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"ETH_MDC", "ETH_MDIO";
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};
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&gpio_ao {
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gpio-line-names = "UART TX", "UART RX", "",
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"TF_3V3N_1V8_EN", "USB_HUB_RST_N",
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"USB_OTG_PWREN", "J7 Header Pin 2",
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"IR_IN", "J7 Header Pin 4",
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"J7 Header Pin 6", "J7 Header Pin 5",
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"J7 Header Pin 7", "HDMI_CEC",
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"SYS_LED", "", "";
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/*
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* WARNING: The USB Hub on the Odroid-C1/C1+ needs a reset signal
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* to be turned high in order to be detected by the USB Controller.
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* This signal should be handled by a USB specific power sequence
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* in order to reset the Hub when USB bus is powered down.
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*/
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usb-hub {
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gpio-hog;
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gpios = <GPIOAO_4 GPIO_ACTIVE_HIGH>;
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output-high;
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line-name = "usb-hub-reset";
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};
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};
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&ir_receiver {
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status = "okay";
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pinctrl-0 = <&ir_recv_pins>;
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pinctrl-names = "default";
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};
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&saradc {
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status = "okay";
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vref-supply = <&vcc_1v8>;
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};
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&sdio {
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status = "okay";
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pinctrl-0 = <&sd_b_pins>;
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pinctrl-names = "default";
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/* SD card */
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sd_card_slot: slot@1 {
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compatible = "mmc-slot";
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reg = <1>;
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status = "okay";
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bus-width = <4>;
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no-sdio;
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cap-mmc-highspeed;
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cap-sd-highspeed;
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disable-wp;
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cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
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vmmc-supply = <&tflash_vdd>;
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vqmmc-supply = <&tf_io>;
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};
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};
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&pwm_cd {
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status = "okay";
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pinctrl-0 = <&pwm_c1_pins>;
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pinctrl-names = "default";
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clocks = <&clkc CLKID_XTAL>;
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clock-names = "clkin0";
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};
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&rtc {
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/* needs to be enabled manually when a battery is connected */
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clocks = <&rtc32k_xtal>;
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vdd-supply = <&vdd_rtc>;
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};
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&uart_AO {
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status = "okay";
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pinctrl-0 = <&uart_ao_a_pins>;
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pinctrl-names = "default";
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};
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&usb1_phy {
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status = "okay";
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};
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&usb1 {
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status = "okay";
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};
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