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8c1ce928f4
All current ClearFog SOMs have the SPI flash populated. Enable SPI flash in the device tree. Add an alias to the SPI bus so that the 'sf' command can probe the flash on bus 1. Add the "spi-flash" compatible string to make the standard SPI flash driver probe the device. Reviewed-by: Jagan Teki <jagan@openedev.com> Signed-off-by: Baruch Siach <baruch@tkos.co.il> Signed-off-by: Stefan Roese <sr@denx.de>
507 lines
12 KiB
Text
507 lines
12 KiB
Text
/*
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* Device Tree file for SolidRun Clearfog revision A1 rev 2.0 (88F6828)
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*
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* Copyright (C) 2015 Russell King
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*
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* This board is in development; the contents of this file work with
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* the A1 rev 2.0 of the board, which does not represent final
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* production board. Things will change, don't expect this file to
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* remain compatible info the future.
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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
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* version 2 as published by the Free Software Foundation.
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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 , 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 <dt-bindings/input/input.h>
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#include <dt-bindings/gpio/gpio.h>
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#include "armada-388.dtsi"
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/ {
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model = "SolidRun Clearfog A1";
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compatible = "solidrun,clearfog-a1", "marvell,armada388",
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"marvell,armada385", "marvell,armada380";
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aliases {
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/* So that mvebu u-boot can update the MAC addresses */
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ethernet1 = ð0;
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ethernet2 = ð1;
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ethernet3 = ð2;
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spi1 = &spi1;
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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 = <0x00000000 0x10000000>; /* 256 MB */
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};
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reg_3p3v: regulator-3p3v {
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compatible = "regulator-fixed";
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regulator-name = "3P3V";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-always-on;
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};
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soc {
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ranges = <MBUS_ID(0xf0, 0x01) 0 0xf1000000 0x100000
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MBUS_ID(0x01, 0x1d) 0 0xfff00000 0x100000
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MBUS_ID(0x09, 0x19) 0 0xf1100000 0x10000
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MBUS_ID(0x09, 0x15) 0 0xf1110000 0x10000>;
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internal-regs {
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ethernet@30000 {
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mac-address = [00 50 43 02 02 02];
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phy-mode = "sgmii";
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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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};
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ethernet@34000 {
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mac-address = [00 50 43 02 02 03];
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managed = "in-band-status";
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phy-mode = "sgmii";
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status = "okay";
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};
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ethernet@70000 {
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mac-address = [00 50 43 02 02 01];
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pinctrl-0 = <&ge0_rgmii_pins>;
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pinctrl-names = "default";
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phy = <&phy_dedicated>;
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phy-mode = "rgmii-id";
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status = "okay";
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};
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i2c@11000 {
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/* Is there anything on this? */
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clock-frequency = <100000>;
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pinctrl-0 = <&i2c0_pins>;
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pinctrl-names = "default";
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status = "okay";
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/*
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* PCA9655 GPIO expander, up to 1MHz clock.
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* 0-CON3 CLKREQ#
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* 1-CON3 PERST#
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* 2-CON2 PERST#
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* 3-CON3 W_DISABLE
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* 4-CON2 CLKREQ#
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* 5-USB3 overcurrent
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* 6-USB3 power
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* 7-CON2 W_DISABLE
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* 8-JP4 P1
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* 9-JP4 P4
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* 10-JP4 P5
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* 11-m.2 DEVSLP
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* 12-SFP_LOS
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* 13-SFP_TX_FAULT
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* 14-SFP_TX_DISABLE
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* 15-SFP_MOD_DEF0
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*/
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expander0: gpio-expander@20 {
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/*
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* This is how it should be:
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* compatible = "onnn,pca9655",
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* "nxp,pca9555";
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* but you can't do this because of
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* the way I2C works.
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*/
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compatible = "nxp,pca9555";
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gpio-controller;
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#gpio-cells = <2>;
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reg = <0x20>;
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pcie1_0_clkreq {
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gpio-hog;
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gpios = <0 GPIO_ACTIVE_LOW>;
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input;
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line-name = "pcie1.0-clkreq";
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};
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pcie1_0_w_disable {
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gpio-hog;
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gpios = <3 GPIO_ACTIVE_LOW>;
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output-low;
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line-name = "pcie1.0-w-disable";
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};
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pcie2_0_clkreq {
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gpio-hog;
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gpios = <4 GPIO_ACTIVE_LOW>;
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input;
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line-name = "pcie2.0-clkreq";
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};
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pcie2_0_w_disable {
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gpio-hog;
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gpios = <7 GPIO_ACTIVE_LOW>;
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output-low;
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line-name = "pcie2.0-w-disable";
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};
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usb3_ilimit {
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gpio-hog;
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gpios = <5 GPIO_ACTIVE_LOW>;
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input;
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line-name = "usb3-current-limit";
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};
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usb3_power {
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gpio-hog;
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gpios = <6 GPIO_ACTIVE_HIGH>;
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output-high;
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line-name = "usb3-power";
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};
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m2_devslp {
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gpio-hog;
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gpios = <11 GPIO_ACTIVE_HIGH>;
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output-low;
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line-name = "m.2 devslp";
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};
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};
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/* The MCP3021 is 100kHz clock only */
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mikrobus_adc: mcp3021@4c {
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compatible = "microchip,mcp3021";
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reg = <0x4c>;
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};
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/* Also something at 0x64 */
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};
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i2c@11100 {
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/*
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* Routed to SFP, mikrobus, and PCIe.
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* SFP limits this to 100kHz, and requires
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* an AT24C01A/02/04 with address pins tied
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* low, which takes addresses 0x50 and 0x51.
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* Mikrobus doesn't specify beyond an I2C
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* bus being present.
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* PCIe uses ARP to assign addresses, or
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* 0x63-0x64.
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*/
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clock-frequency = <100000>;
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pinctrl-0 = <&clearfog_i2c1_pins>;
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pinctrl-names = "default";
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status = "okay";
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};
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mdio@72004 {
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pinctrl-0 = <&mdio_pins>;
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pinctrl-names = "default";
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phy_dedicated: ethernet-phy@0 {
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/*
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* Annoyingly, the marvell phy driver
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* configures the LED register, rather
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* than preserving reset-loaded setting.
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* We undo that rubbish here.
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*/
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marvell,reg-init = <3 16 0 0x101e>;
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reg = <0>;
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};
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};
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pinctrl@18000 {
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clearfog_dsa0_clk_pins: clearfog-dsa0-clk-pins {
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marvell,pins = "mpp46";
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marvell,function = "ref";
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};
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clearfog_dsa0_pins: clearfog-dsa0-pins {
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marvell,pins = "mpp23", "mpp41";
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marvell,function = "gpio";
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};
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clearfog_i2c1_pins: i2c1-pins {
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/* SFP, PCIe, mSATA, mikrobus */
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marvell,pins = "mpp26", "mpp27";
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marvell,function = "i2c1";
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};
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clearfog_sdhci_cd_pins: clearfog-sdhci-cd-pins {
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marvell,pins = "mpp20";
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marvell,function = "gpio";
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};
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clearfog_sdhci_pins: clearfog-sdhci-pins {
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marvell,pins = "mpp21", "mpp28",
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"mpp37", "mpp38",
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"mpp39", "mpp40";
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marvell,function = "sd0";
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};
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clearfog_spi1_cs_pins: spi1-cs-pins {
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marvell,pins = "mpp55";
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marvell,function = "spi1";
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};
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mikro_pins: mikro-pins {
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/* int: mpp22 rst: mpp29 */
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marvell,pins = "mpp22", "mpp29";
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marvell,function = "gpio";
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};
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mikro_spi_pins: mikro-spi-pins {
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marvell,pins = "mpp43";
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marvell,function = "spi1";
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};
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mikro_uart_pins: mikro-uart-pins {
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marvell,pins = "mpp24", "mpp25";
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marvell,function = "ua1";
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};
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rear_button_pins: rear-button-pins {
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marvell,pins = "mpp34";
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marvell,function = "gpio";
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};
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};
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rtc@a3800 {
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/*
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* If the rtc doesn't work, run "date reset"
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* twice in u-boot.
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*/
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status = "okay";
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};
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sata@a8000 {
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/* pinctrl? */
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status = "okay";
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};
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sata@e0000 {
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/* pinctrl? */
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status = "okay";
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};
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sdhci@d8000 {
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bus-width = <4>;
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cd-gpios = <&gpio0 20 GPIO_ACTIVE_LOW>;
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no-1-8-v;
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pinctrl-0 = <&clearfog_sdhci_pins
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&clearfog_sdhci_cd_pins>;
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pinctrl-names = "default";
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status = "okay";
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vmmc = <®_3p3v>;
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wp-inverted;
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};
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serial@12000 {
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pinctrl-0 = <&uart0_pins>;
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pinctrl-names = "default";
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status = "okay";
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u-boot,dm-pre-reloc;
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};
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serial@12100 {
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/* mikrobus uart */
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pinctrl-0 = <&mikro_uart_pins>;
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pinctrl-names = "default";
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status = "okay";
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};
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spi1: spi@10680 {
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/*
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* CS0: W25Q32
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* CS1:
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* CS2: mikrobus
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*/
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pinctrl-0 = <&spi1_pins &clearfog_spi1_cs_pins &mikro_spi_pins>;
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pinctrl-names = "default";
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status = "okay";
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spi-flash@0 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "w25q32", "jedec,spi-nor", "spi-flash";
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reg = <0>; /* Chip select 0 */
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spi-max-frequency = <3000000>;
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};
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};
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usb3@f8000 {
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status = "okay";
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};
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};
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pcie-controller {
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status = "okay";
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/*
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* The two PCIe units are accessible through
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* the mini-PCIe connectors on the board.
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*/
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pcie@2,0 {
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/* Port 1, Lane 0. CONN3, nearest power. */
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reset-gpios = <&expander0 1 GPIO_ACTIVE_LOW>;
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status = "okay";
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};
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pcie@3,0 {
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/* Port 2, Lane 0. CONN2, nearest CPU. */
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reset-gpios = <&expander0 2 GPIO_ACTIVE_LOW>;
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status = "okay";
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};
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};
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};
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sfp: sfp {
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compatible = "sff,sfp";
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i2c-bus = <&i2c1>;
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los-gpio = <&expander0 12 GPIO_ACTIVE_HIGH>;
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moddef0-gpio = <&expander0 15 GPIO_ACTIVE_LOW>;
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sfp,ethernet = <ð2>;
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tx-disable-gpio = <&expander0 14 GPIO_ACTIVE_HIGH>;
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tx-fault-gpio = <&expander0 13 GPIO_ACTIVE_HIGH>;
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};
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dsa@0 {
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compatible = "marvell,dsa";
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dsa,ethernet = <ð1>;
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dsa,mii-bus = <&mdio>;
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pinctrl-0 = <&clearfog_dsa0_clk_pins &clearfog_dsa0_pins>;
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pinctrl-names = "default";
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#address-cells = <2>;
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#size-cells = <0>;
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switch@0 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <4 0>;
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port@0 {
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reg = <0>;
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label = "lan1";
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};
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port@1 {
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reg = <1>;
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label = "lan2";
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};
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port@2 {
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reg = <2>;
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label = "lan3";
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};
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port@3 {
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reg = <3>;
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label = "lan4";
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};
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port@4 {
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reg = <4>;
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label = "lan5";
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};
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port@5 {
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reg = <5>;
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label = "cpu";
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};
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port@6 {
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/* 88E1512 external phy */
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reg = <6>;
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label = "lan6";
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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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gpio-keys {
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compatible = "gpio-keys";
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pinctrl-0 = <&rear_button_pins>;
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pinctrl-names = "default";
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button_0 {
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/* The rear SW3 button */
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label = "Rear Button";
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gpios = <&gpio1 2 GPIO_ACTIVE_LOW>;
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linux,can-disable;
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linux,code = <BTN_0>;
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};
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};
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};
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/*
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+#define A38x_CUSTOMER_BOARD_1_MPP16_23 0x00400011
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MPP18: gpio ? (pca9655 int?)
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MPP19: gpio ? (clkreq?)
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MPP20: gpio ? (sd0 detect)
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MPP21: sd0:cmd x sd0
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MPP22: gpio x mikro int
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MPP23: gpio x switch irq
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+#define A38x_CUSTOMER_BOARD_1_MPP24_31 0x22043333
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MPP24: ua1:rxd x mikro rx
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MPP25: ua1:txd x mikro tx
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MPP26: i2c1:sck x mikro sck
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MPP27: i2c1:sda x mikro sda
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MPP28: sd0:clk x sd0
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MPP29: gpio x mikro rst
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MPP30: ge1:txd2 ? (config)
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MPP31: ge1:txd3 ? (config)
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+#define A38x_CUSTOMER_BOARD_1_MPP32_39 0x44400002
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MPP32: ge1:txctl ? (unused)
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MPP33: gpio ? (pic_com0)
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MPP34: gpio x rear button (pic_com1)
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MPP35: gpio ? (pic_com2)
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MPP36: gpio ? (unused)
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MPP37: sd0:d3 x sd0
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MPP38: sd0:d0 x sd0
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MPP39: sd0:d1 x sd0
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+#define A38x_CUSTOMER_BOARD_1_MPP40_47 0x41144004
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MPP40: sd0:d2 x sd0
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MPP41: gpio x switch reset
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MPP42: gpio ? sw1-1
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MPP43: spi1:cs2 x mikro cs
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MPP44: sata3:prsnt ? (unused)
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MPP45: ref:clk_out0 ?
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MPP46: ref:clk_out1 x switch clk
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MPP47: 4 ? (unused)
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+#define A38x_CUSTOMER_BOARD_1_MPP48_55 0x40333333
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MPP48: tdm:pclk
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MPP49: tdm:fsync
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MPP50: tdm:drx
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MPP51: tdm:dtx
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MPP52: tdm:int
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MPP53: tdm:rst
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MPP54: gpio ? (pwm)
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MPP55: spi1:cs1 x slic
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+#define A38x_CUSTOMER_BOARD_1_MPP56_63 0x00004444
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MPP56: spi1:mosi x mikro mosi
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MPP57: spi1:sck x mikro sck
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MPP58: spi1:miso x mikro miso
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MPP59: spi1:cs0 x w25q32
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*/
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