arch/arm/boot/dts/kirkwood-t5325.dts

   1 /*
   2  * Device Tree file for HP t5325 Thin Client"
   3  *
   4  * Copyright (C) 2014
   5  *
   6  * Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
   7  * Andrew Lunn <andrew@lunn.ch>
   8  *
   9  * This file is licensed under the terms of the GNU General Public
  10  * License version 2.  This program is licensed "as is" without any
  11  * warranty of any kind, whether express or implied.
  12 */
  13
  14 /dts-v1/;
  15
  16 #include "kirkwood.dtsi"
  17 #include "kirkwood-6281.dtsi"
  18
  19 / {
  20         model = "HP t5325 Thin Client";
  21         compatible = "hp,t5325", "marvell,kirkwood-88f6281", "marvell,kirkwood";
  22
  23         memory {
  24                 device_type = "memory";
  25                 reg = <0x00000000 0x20000000>;
  26         };
  27
  28         chosen {
  29                 bootargs = "console=ttyS0,115200n8";
  30         };
  31
  32         mbus {
  33                 pcie-controller {
  34                         status = "okay";
  35
  36                         pcie@1,0 {
  37                                 status = "okay";
  38                         };
  39                 };
  40         };
  41
  42         ocp@f1000000 {
  43                 pinctrl: pinctrl@10000 {
  44                         pinctrl-0 = <&pmx_i2s &pmx_sysrst>;
  45                         pinctrl-names = "default";
  46
  47                         pmx_button_power: pmx-button_power {
  48                                 marvell,pins = "mpp45";
  49                                 marvell,function = "gpio";
  50                         };
  51
  52                         pmx_power_off: pmx-power-off {
  53                                 marvell,pins = "mpp48";
  54                                 marvell,function = "gpio";
  55                         };
  56
  57                         pmx_led: pmx-led {
  58                                 marvell,pins = "mpp21";
  59                                 marvell,function = "gpio";
  60                         };
  61
  62                         pmx_usb_sata_power_enable: pmx-usb-sata-power-enable {
  63                                 marvell,pins = "mpp44";
  64                                 marvell,function = "gpio";
  65                         };
  66
  67                         /*
  68                          * Redefined from kirkwood-6281.dtsi, because
  69                          * we don't use SPI CS on MPP0, but on MPP7.
  70                          */
  71                         pmx_spi: pmx-spi {
  72                                 marvell,pins = "mpp1", "mpp2", "mpp3", "mpp7";
  73                                 marvell,function = "spi";
  74                         };
  75
  76                         pmx_sysrst: pmx-sysrst {
  77                                 marvell,pins = "mpp6";
  78                                 marvell,function = "sysrst";
  79                         };
  80
  81                         pmx_i2s: pmx-i2s {
  82                                 marvell,pins = "mpp39", "mpp40", "mpp41", "mpp42",
  83                                                "mpp43";
  84                                 marvell,function = "audio";
  85                         };
  86                 };
  87
  88                 spi@10600 {
  89                         pinctrl-0 = <&pmx_spi>;
  90                         pinctrl-names = "default";
  91                         status = "okay";
  92
  93                         flash@0 {
  94                                 #address-cells = <1>;
  95                                 #size-cells = <1>;
  96                                 compatible = "st,m25p80";
  97                                 spi-max-frequency = <86000000>;
  98                                 reg = <0>;
  99                                 mode = <0>;
 100
 101                                 partition@0 {
 102                                         reg = <0x0 0x80000>;
 103                                         label = "u-boot";
 104                                 };
 105
 106                                 partition@1 {
 107                                         reg = <0x80000 0x40000>;
 108                                         label = "SSD firmware";
 109                                 };
 110
 111                                 partition@2 {
 112                                         reg = <0xc0000 0x10000>;
 113                                         label = "u-boot env";
 114                                 };
 115
 116                                 partition@3 {
 117                                         reg = <0xd0000 0x10000>;
 118                                         label = "permanent u-boot env";
 119                                 };
 120
 121                                 partition@4 {
 122                                         reg = <0xd0000 0x10000>;
 123                                         label = "permanent u-boot env";
 124                                 };
 125                         };
 126                 };
 127
 128                 i2c@11000 {
 129                         status = "okay";
 130                 };
 131
 132                 serial@12000 {
 133                         status = "okay";
 134                 };
 135
 136                 sata@80000 {
 137                         status = "okay";
 138                         nr-ports = <2>;
 139                 };
 140
 141                 audio: audio-controller@a0000 {
 142                         status = "okay";
 143                 };
 144         };
 145
 146         regulators {
 147                 compatible = "simple-bus";
 148                 #address-cells = <1>;
 149                 #size-cells = <0>;
 150                 pinctrl-0 = <&pmx_usb_sata_power_enable>;
 151                 pinctrl-names = "default";
 152
 153                 usb_power: regulator@1 {
 154                         compatible = "regulator-fixed";
 155                         reg = <1>;
 156                         regulator-name = "USB-SATA Power";
 157                         regulator-min-microvolt = <5000000>;
 158                         regulator-max-microvolt = <5000000>;
 159                         enable-active-high;
 160                         regulator-always-on;
 161                         regulator-boot-on;
 162                         gpio = <&gpio1 12 GPIO_ACTIVE_HIGH>;
 163                 };
 164         };
 165
 166         gpio_keys {
 167                 compatible = "gpio-keys";
 168                 #address-cells = <1>;
 169                 #size-cells = <0>;
 170                 pinctrl-0 = <&pmx_button_power>;
 171                 pinctrl-names = "default";
 172
 173                 button@1 {
 174                         label = "Power Button";
 175                         linux,code = <KEY_POWER>;
 176                         gpios = <&gpio1 13 GPIO_ACTIVE_HIGH>;
 177                 };
 178         };
 179
 180         gpio_poweroff {
 181                 compatible = "gpio-poweroff";
 182                 pinctrl-0 = <&pmx_power_off>;
 183                 pinctrl-names = "default";
 184                 gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
 185         };
 186
 187 };
 188
 189 &mdio {
 190         status = "okay";
 191
 192         ethphy0: ethernet-phy {
 193                 device_type = "ethernet-phy";
 194                 reg = <8>;
 195         };
 196 };
 197
 198 &eth0 {
 199         status = "okay";
 200         ethernet0-port@0 {
 201                 phy-handle = <&ethphy0>;
 202         };
 203 };