upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/arch/arm/dts/rk3288-rock2-som.dtsi

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6.8 KiB

/*
* This file is dual-licensed: you can use it either under the terms
* of the GPL or the X11 license, at your option. Note that this dual
* licensing only applies to this file, and not this project as a
* whole.
*
* a) This file is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This file is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Or, alternatively,
*
* b) Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include <dt-bindings/pwm/pwm.h>
#include "rk3288.dtsi"
/ {
memory {
reg = <0x0 0x80000000>;
device_type = "memory";
};
emmc_pwrseq: emmc-pwrseq {
compatible = "mmc-pwrseq-emmc";
pinctrl-0 = <&emmc_reset>;
pinctrl-names = "default";
reset-gpios = <&gpio3 9 GPIO_ACTIVE_LOW>;
};
ext_gmac: external-gmac-clock {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <125000000>;
clock-output-names = "ext_gmac";
};
vcc_sys: vsys-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_sys";
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5000000>;
regulator-always-on;
regulator-boot-on;
};
};
&cpu0 {
cpu0-supply = <&vdd_cpu>;
};
&emmc {
bus-width = <8>;
cap-mmc-highspeed;
disable-wp;
non-removable;
num-slots = <1>;
mmc-pwrseq = <&emmc_pwrseq>;
pinctrl-names = "default";
pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
vmmc-supply = <&vcc_io>;
status = "okay";
};
&gmac {
assigned-clocks = <&cru SCLK_MAC>;
assigned-clock-parents = <&ext_gmac>;
clock_in_out = "input";
phy-mode = "rgmii";
phy-supply = <&vccio_pmu>;
pinctrl-names = "default";
pinctrl-0 = <&rgmii_pins &phy_rst>;
snps,reset-gpio = <&gpio4 8 GPIO_ACTIVE_LOW>;
snps,reset-active-low;
snps,reset-delays-us = <0 10000 30000>;
rx_delay = <0x10>;
tx_delay = <0x30>;
};
&i2c0 {
status = "okay";
act8846: act8846@5a {
compatible = "active-semi,act8846";
reg = <0x5a>;
system-power-controller;
inl1-supply = <&vcc_io>;
inl2-supply = <&vcc_sys>;
inl3-supply = <&vcc_20>;
vp1-supply = <&vcc_sys>;
vp2-supply = <&vcc_sys>;
vp3-supply = <&vcc_sys>;
vp4-supply = <&vcc_sys>;
regulators {
vcc_ddr: REG1 {
regulator-name = "VCC_DDR";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1200000>;
regulator-always-on;
};
vcc_io: REG2 {
regulator-name = "VCC_IO";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vdd_log: REG3 {
regulator-name = "VDD_LOG";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
vcc_20: REG4 {
regulator-name = "VCC_20";
regulator-min-microvolt = <2000000>;
regulator-max-microvolt = <2000000>;
regulator-always-on;
};
vccio_sd: REG5 {
regulator-name = "VCCIO_SD";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vdd10_lcd: REG6 {
regulator-name = "VDD10_LCD";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
vcca_codec: REG7 {
regulator-name = "VCCA_CODEC";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vcca_tp: REG8 {
regulator-name = "VCCA_TP";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vccio_pmu: REG9 {
regulator-name = "VCCIO_PMU";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
};
vdd_10: REG10 {
regulator-name = "VDD_10";
regulator-min-microvolt = <1000000>;
regulator-max-microvolt = <1000000>;
regulator-always-on;
};
vcc_18: REG11 {
regulator-name = "VCC_18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
vcc18_lcd: REG12 {
regulator-name = "VCC18_LCD";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-always-on;
};
};
};
vdd_cpu: syr827@40 {
compatible = "silergy,syr827";
reg = <0x40>;
fcs,suspend-voltage-selector = <1>;
regulator-always-on;
regulator-boot-on;
regulator-enable-ramp-delay = <300>;
regulator-name = "vdd_cpu";
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <8000>;
vin-supply = <&vcc_sys>;
};
vdd_gpu: syr828@41 {
compatible = "silergy,syr828";
reg = <0x41>;
fcs,suspend-voltage-selector = <1>;
regulator-always-on;
regulator-enable-ramp-delay = <300>;
regulator-min-microvolt = <850000>;
regulator-max-microvolt = <1350000>;
regulator-name = "vdd_gpu";
regulator-ramp-delay = <8000>;
vin-supply = <&vcc_sys>;
};
};
&pinctrl {
pcfg_output_high: pcfg-output-high {
output-high;
};
emmc {
emmc_reset: emmc-reset {
rockchip,pins = <3 9 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
gmac {
phy_rst: phy-rst {
rockchip,pins = <4 8 RK_FUNC_GPIO &pcfg_output_high>;
};
};
};
&tsadc {
rockchip,hw-tshut-mode = <0>; /* tshut mode 0:CRU 1:GPIO */
rockchip,hw-tshut-polarity = <0>; /* tshut polarity 0:LOW 1:HIGH */
status = "okay";
};
&vopb {
status = "okay";
};
&vopb_mmu {
status = "okay";
};
&vopl {
status = "okay";
};
&vopl_mmu {
status = "okay";
};
&wdt {
status = "okay";
};