arch/arm/dts/stm32mp15xx-dhcor.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) Linaro Ltd 2019 - All Rights Reserved
   4  * Author: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
   5  * Copyright (C) 2020 Marek Vasut <marex@denx.de>
   6  */
   7 /dts-v1/;
   8
   9 #include "stm32mp157.dtsi"
  10 #include "stm32mp15-pinctrl.dtsi"
  11 #include "stm32mp15xxac-pinctrl.dtsi"
  12 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/mfd/st,stpmic1.h>
  14
  15 / {
  16         aliases {
  17                 spi0 = &qspi;
  18         };
  19
  20         memory@c0000000 {
  21                 device_type = "memory";
  22                 reg = <0xc0000000 0x40000000>;
  23         };
  24
  25         /* Enpirion EP3A8LQI U2 on the DHCOR */
  26         vdd_io: regulator-buck-io {
  27                 compatible = "regulator-fixed";
  28                 regulator-name = "buck-io";
  29                 regulator-min-microvolt = <1800000>;
  30                 regulator-max-microvolt = <1800000>;
  31                 regulator-always-on;
  32                 regulator-boot-on;
  33                 vin-supply = <&vdd>;
  34         };
  35 };
  36
  37 &i2c4 {
  38         pinctrl-names = "default";
  39         pinctrl-0 = <&i2c4_pins_a>;
  40         i2c-scl-rising-time-ns = <185>;
  41         i2c-scl-falling-time-ns = <20>;
  42         status = "okay";
  43         /delete-property/dmas;
  44         /delete-property/dma-names;
  45
  46         pmic: stpmic@33 {
  47                 compatible = "st,stpmic1";
  48                 reg = <0x33>;
  49                 interrupts-extended = <&exti 55 IRQ_TYPE_EDGE_FALLING>;
  50                 interrupt-controller;
  51                 #interrupt-cells = <2>;
  52                 status = "okay";
  53
  54                 st,main-control-register = <0x04>;
  55                 st,vin-control-register = <0xc0>;
  56                 st,usb-control-register = <0x30>;
  57
  58                 regulators {
  59                         compatible = "st,stpmic1-regulators";
  60
  61                         ldo1-supply = <&v3v3>;
  62                         ldo2-supply = <&v3v3>;
  63                         ldo3-supply = <&vdd_ddr>;
  64                         ldo5-supply = <&v3v3>;
  65                         ldo6-supply = <&v3v3>;
  66                         pwr_sw1-supply = <&bst_out>;
  67                         pwr_sw2-supply = <&bst_out>;
  68
  69                         vddcore: buck1 {
  70                                 regulator-name = "vddcore";
  71                                 regulator-min-microvolt = <800000>;
  72                                 regulator-max-microvolt = <1350000>;
  73                                 regulator-always-on;
  74                                 regulator-initial-mode = <0>;
  75                                 regulator-over-current-protection;
  76                         };
  77
  78                         vdd_ddr: buck2 {
  79                                 regulator-name = "vdd_ddr";
  80                                 regulator-min-microvolt = <1350000>;
  81                                 regulator-max-microvolt = <1350000>;
  82                                 regulator-always-on;
  83                                 regulator-initial-mode = <0>;
  84                                 regulator-over-current-protection;
  85                         };
  86
  87                         vdd: buck3 {
  88                                 regulator-name = "vdd";
  89                                 regulator-min-microvolt = <2900000>;
  90                                 regulator-max-microvolt = <2900000>;
  91                                 regulator-always-on;
  92                                 st,mask_reset;
  93                                 regulator-initial-mode = <0>;
  94                                 regulator-over-current-protection;
  95                         };
  96
  97                         v3v3: buck4 {
  98                                 regulator-name = "v3v3";
  99                                 regulator-min-microvolt = <3300000>;
 100                                 regulator-max-microvolt = <3300000>;
 101                                 regulator-always-on;
 102                                 regulator-over-current-protection;
 103                                 regulator-initial-mode = <0>;
 104                         };
 105
 106                         vdda: ldo1 {
 107                                 regulator-name = "vdda";
 108                                 regulator-min-microvolt = <2900000>;
 109                                 regulator-max-microvolt = <2900000>;
 110                                 interrupts = <IT_CURLIM_LDO1 0>;
 111                                 interrupt-parent = <&pmic>;
 112                         };
 113
 114                         v2v8: ldo2 {
 115                                 regulator-name = "v2v8";
 116                                 regulator-min-microvolt = <2800000>;
 117                                 regulator-max-microvolt = <2800000>;
 118                                 interrupts = <IT_CURLIM_LDO2 0>;
 119                                 interrupt-parent = <&pmic>;
 120                         };
 121
 122                         vtt_ddr: ldo3 {
 123                                 regulator-name = "vtt_ddr";
 124                                 regulator-min-microvolt = <500000>;
 125                                 regulator-max-microvolt = <750000>;
 126                                 regulator-always-on;
 127                                 regulator-over-current-protection;
 128                         };
 129
 130                         vdd_usb: ldo4 {
 131                                 regulator-name = "vdd_usb";
 132                                 regulator-min-microvolt = <3300000>;
 133                                 regulator-max-microvolt = <3300000>;
 134                                 interrupts = <IT_CURLIM_LDO4 0>;
 135                                 interrupt-parent = <&pmic>;
 136                         };
 137
 138                         vdd_sd: ldo5 {
 139                                 regulator-name = "vdd_sd";
 140                                 regulator-min-microvolt = <2900000>;
 141                                 regulator-max-microvolt = <2900000>;
 142                                 interrupts = <IT_CURLIM_LDO5 0>;
 143                                 interrupt-parent = <&pmic>;
 144                                 regulator-boot-on;
 145                         };
 146
 147                         v1v8: ldo6 {
 148                                 regulator-name = "v1v8";
 149                                 regulator-min-microvolt = <1800000>;
 150                                 regulator-max-microvolt = <1800000>;
 151                                 interrupts = <IT_CURLIM_LDO6 0>;
 152                                 interrupt-parent = <&pmic>;
 153                                 regulator-enable-ramp-delay = <300000>;
 154                         };
 155
 156                         vref_ddr: vref_ddr {
 157                                 regulator-name = "vref_ddr";
 158                                 regulator-always-on;
 159                                 regulator-over-current-protection;
 160                         };
 161
 162                         bst_out: boost {
 163                                 regulator-name = "bst_out";
 164                                 interrupts = <IT_OCP_BOOST 0>;
 165                                 interrupt-parent = <&pmic>;
 166                         };
 167
 168                         vbus_otg: pwr_sw1 {
 169                                 regulator-name = "vbus_otg";
 170                                 interrupts = <IT_OCP_OTG 0>;
 171                                 interrupt-parent = <&pmic>;
 172                                 regulator-active-discharge = <1>;
 173                         };
 174
 175                         vbus_sw: pwr_sw2 {
 176                                 regulator-name = "vbus_sw";
 177                                 interrupts = <IT_OCP_SWOUT 0>;
 178                                 interrupt-parent = <&pmic>;
 179                                 regulator-active-discharge = <1>;
 180                         };
 181                 };
 182
 183                 onkey {
 184                         compatible = "st,stpmic1-onkey";
 185                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
 186                         interrupt-names = "onkey-falling", "onkey-rising";
 187                         status = "okay";
 188                 };
 189
 190                 watchdog {
 191                         compatible = "st,stpmic1-wdt";
 192                         status = "disabled";
 193                 };
 194         };
 195 };
 196
 197 &iwdg2 {
 198         timeout-sec = <32>;
 199         status = "okay";
 200 };
 201
 202 &pwr_regulators {
 203         vdd-supply = <&vdd_io>;
 204         vdd_3v3_usbfs-supply = <&vdd_usb>;
 205 };
 206
 207 &qspi {
 208         pinctrl-names = "default", "sleep";
 209         pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
 210         pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
 211         reg = <0x58003000 0x1000>, <0x70000000 0x200000>;
 212         #address-cells = <1>;
 213         #size-cells = <0>;
 214         status = "okay";
 215
 216         flash0: spi-flash@0 {
 217                 compatible = "jedec,spi-nor";
 218                 reg = <0>;
 219                 spi-rx-bus-width = <4>;
 220                 spi-max-frequency = <108000000>;
 221                 #address-cells = <1>;
 222                 #size-cells = <1>;
 223         };
 224 };
 225
 226 &rng1 {
 227         status = "okay";
 228 };
 229
 230 &rtc {
 231         status = "okay";
 232 };