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