arch/arm/dts/stm32mp15xx-dhcor-io3v3.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
  26 &i2c4 {
  27         pinctrl-names = "default";
  28         pinctrl-0 = <&i2c4_pins_a>;
  29         i2c-scl-rising-time-ns = <185>;
  30         i2c-scl-falling-time-ns = <20>;
  31         status = "okay";
  32         /delete-property/dmas;
  33         /delete-property/dma-names;
  34
  35         pmic: stpmic@33 {
  36                 compatible = "st,stpmic1";
  37                 reg = <0x33>;
  38                 interrupts-extended = <&exti 55 IRQ_TYPE_EDGE_FALLING>;
  39                 interrupt-controller;
  40                 #interrupt-cells = <2>;
  41                 status = "okay";
  42
  43                 st,main-control-register = <0x04>;
  44                 st,vin-control-register = <0xc0>;
  45                 st,usb-control-register = <0x30>;
  46
  47                 regulators {
  48                         compatible = "st,stpmic1-regulators";
  49
  50                         ldo1-supply = <&v3v3>;
  51                         ldo2-supply = <&v3v3>;
  52                         ldo3-supply = <&vdd_ddr>;
  53                         ldo5-supply = <&v3v3>;
  54                         ldo6-supply = <&v3v3>;
  55                         pwr_sw1-supply = <&bst_out>;
  56                         pwr_sw2-supply = <&bst_out>;
  57
  58                         vddcore: buck1 {
  59                                 regulator-name = "vddcore";
  60                                 regulator-min-microvolt = <800000>;
  61                                 regulator-max-microvolt = <1350000>;
  62                                 regulator-always-on;
  63                                 regulator-initial-mode = <0>;
  64                                 regulator-over-current-protection;
  65                         };
  66
  67                         vdd_ddr: buck2 {
  68                                 regulator-name = "vdd_ddr";
  69                                 regulator-min-microvolt = <1350000>;
  70                                 regulator-max-microvolt = <1350000>;
  71                                 regulator-always-on;
  72                                 regulator-initial-mode = <0>;
  73                                 regulator-over-current-protection;
  74                         };
  75
  76                         vdd: buck3 {
  77                                 regulator-name = "vdd";
  78                                 regulator-min-microvolt = <2900000>;
  79                                 regulator-max-microvolt = <2900000>;
  80                                 regulator-always-on;
  81                                 st,mask_reset;
  82                                 regulator-initial-mode = <0>;
  83                                 regulator-over-current-protection;
  84                         };
  85
  86                         v3v3: buck4 {
  87                                 regulator-name = "v3v3";
  88                                 regulator-min-microvolt = <3300000>;
  89                                 regulator-max-microvolt = <3300000>;
  90                                 regulator-always-on;
  91                                 regulator-over-current-protection;
  92                                 regulator-initial-mode = <0>;
  93                         };
  94
  95                         vdda: ldo1 {
  96                                 regulator-name = "vdda";
  97                                 regulator-min-microvolt = <2900000>;
  98                                 regulator-max-microvolt = <2900000>;
  99                                 interrupts = <IT_CURLIM_LDO1 0>;
 100                                 interrupt-parent = <&pmic>;
 101                         };
 102
 103                         v2v8: ldo2 {
 104                                 regulator-name = "v2v8";
 105                                 regulator-min-microvolt = <2800000>;
 106                                 regulator-max-microvolt = <2800000>;
 107                                 interrupts = <IT_CURLIM_LDO2 0>;
 108                                 interrupt-parent = <&pmic>;
 109                         };
 110
 111                         vtt_ddr: ldo3 {
 112                                 regulator-name = "vtt_ddr";
 113                                 regulator-min-microvolt = <500000>;
 114                                 regulator-max-microvolt = <750000>;
 115                                 regulator-always-on;
 116                                 regulator-over-current-protection;
 117                         };
 118
 119                         vdd_usb: ldo4 {
 120                                 regulator-name = "vdd_usb";
 121                                 regulator-min-microvolt = <3300000>;
 122                                 regulator-max-microvolt = <3300000>;
 123                                 interrupts = <IT_CURLIM_LDO4 0>;
 124                                 interrupt-parent = <&pmic>;
 125                         };
 126
 127                         vdd_sd: ldo5 {
 128                                 regulator-name = "vdd_sd";
 129                                 regulator-min-microvolt = <2900000>;
 130                                 regulator-max-microvolt = <2900000>;
 131                                 interrupts = <IT_CURLIM_LDO5 0>;
 132                                 interrupt-parent = <&pmic>;
 133                                 regulator-boot-on;
 134                         };
 135
 136                         v1v8: ldo6 {
 137                                 regulator-name = "v1v8";
 138                                 regulator-min-microvolt = <1800000>;
 139                                 regulator-max-microvolt = <1800000>;
 140                                 interrupts = <IT_CURLIM_LDO6 0>;
 141                                 interrupt-parent = <&pmic>;
 142                                 regulator-enable-ramp-delay = <300000>;
 143                         };
 144
 145                         vref_ddr: vref_ddr {
 146                                 regulator-name = "vref_ddr";
 147                                 regulator-always-on;
 148                                 regulator-over-current-protection;
 149                         };
 150
 151                         bst_out: boost {
 152                                 regulator-name = "bst_out";
 153                                 interrupts = <IT_OCP_BOOST 0>;
 154                                 interrupt-parent = <&pmic>;
 155                         };
 156
 157                         vbus_otg: pwr_sw1 {
 158                                 regulator-name = "vbus_otg";
 159                                 interrupts = <IT_OCP_OTG 0>;
 160                                 interrupt-parent = <&pmic>;
 161                                 regulator-active-discharge = <1>;
 162                         };
 163
 164                         vbus_sw: pwr_sw2 {
 165                                 regulator-name = "vbus_sw";
 166                                 interrupts = <IT_OCP_SWOUT 0>;
 167                                 interrupt-parent = <&pmic>;
 168                                 regulator-active-discharge = <1>;
 169                         };
 170                 };
 171
 172                 onkey {
 173                         compatible = "st,stpmic1-onkey";
 174                         interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>;
 175                         interrupt-names = "onkey-falling", "onkey-rising";
 176                         status = "okay";
 177                 };
 178
 179                 watchdog {
 180                         compatible = "st,stpmic1-wdt";
 181                         status = "disabled";
 182                 };
 183         };
 184 };
 185
 186 &iwdg2 {
 187         timeout-sec = <32>;
 188         status = "okay";
 189 };
 190
 191 &pwr_regulators {
 192         vdd-supply = <&vdd>;
 193         vdd_3v3_usbfs-supply = <&vdd_usb>;
 194 };
 195
 196 &qspi {
 197         pinctrl-names = "default", "sleep";
 198         pinctrl-0 = <&qspi_clk_pins_a &qspi_bk1_pins_a>;
 199         pinctrl-1 = <&qspi_clk_sleep_pins_a &qspi_bk1_sleep_pins_a>;
 200         reg = <0x58003000 0x1000>, <0x70000000 0x200000>;
 201         #address-cells = <1>;
 202         #size-cells = <0>;
 203         status = "okay";
 204
 205         flash0: spi-flash@0 {
 206                 compatible = "jedec,spi-nor";
 207                 reg = <0>;
 208                 spi-rx-bus-width = <4>;
 209                 spi-max-frequency = <108000000>;
 210                 #address-cells = <1>;
 211                 #size-cells = <1>;
 212         };
 213 };
 214
 215 &rng1 {
 216         status = "okay";
 217 };
 218
 219 &rtc {
 220         status = "okay";
 221 };