arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 /*
   3  * Device Tree Source for the RZ SMARC Carrier-II Board.
   4  *
   5  * Copyright (C) 2023 Renesas Electronics Corp.
   6  */
   7
   8 #include <dt-bindings/gpio/gpio.h>
   9 #include <dt-bindings/input/input.h>
  10 #include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
  11
  12 / {
  13         aliases {
  14                 serial0 = &scif0;
  15                 mmc1 = &sdhi1;
  16         };
  17
  18         keys {
  19                 compatible = "gpio-keys";
  20
  21                 key-1 {
  22                         interrupts = <RZG2L_GPIO(18, 0) IRQ_TYPE_EDGE_FALLING>;
  23                         interrupt-parent = <&pinctrl>;
  24                         linux,code = <KEY_1>;
  25                         label = "USER_SW1";
  26                         wakeup-source;
  27                         debounce-interval = <20>;
  28                 };
  29
  30                 key-2 {
  31                         interrupts = <RZG2L_GPIO(0, 1) IRQ_TYPE_EDGE_FALLING>;
  32                         interrupt-parent = <&pinctrl>;
  33                         linux,code = <KEY_2>;
  34                         label = "USER_SW2";
  35                         wakeup-source;
  36                         debounce-interval = <20>;
  37                 };
  38
  39                 key-3 {
  40                         interrupts = <RZG2L_GPIO(0, 3) IRQ_TYPE_EDGE_FALLING>;
  41                         interrupt-parent = <&pinctrl>;
  42                         linux,code = <KEY_3>;
  43                         label = "USER_SW3";
  44                         wakeup-source;
  45                         debounce-interval = <20>;
  46                 };
  47         };
  48
  49         vcc_sdhi1: regulator-vcc-sdhi1 {
  50                 compatible = "regulator-fixed";
  51                 regulator-name = "SDHI1 Vcc";
  52                 regulator-min-microvolt = <3300000>;
  53                 regulator-max-microvolt = <3300000>;
  54                 gpios = <&pinctrl RZG2L_GPIO(2, 3) GPIO_ACTIVE_HIGH>;
  55                 enable-active-high;
  56         };
  57
  58         vccq_sdhi1: regulator-vccq-sdhi1 {
  59                 compatible = "regulator-gpio";
  60                 regulator-name = "SDHI1 VccQ";
  61                 regulator-min-microvolt = <1800000>;
  62                 regulator-max-microvolt = <3300000>;
  63                 gpios = <&pinctrl RZG2L_GPIO(4, 2) GPIO_ACTIVE_HIGH>;
  64                 gpios-states = <1>;
  65                 states = <3300000 1>, <1800000 0>;
  66         };
  67 };
  68
  69 &pinctrl {
  70         key-1-gpio-hog {
  71                 gpio-hog;
  72                 gpios = <RZG2L_GPIO(18, 0) GPIO_ACTIVE_LOW>;
  73                 input;
  74                 line-name = "key-1-gpio-irq";
  75         };
  76
  77         key-2-gpio-hog {
  78                 gpio-hog;
  79                 gpios = <RZG2L_GPIO(0, 1) GPIO_ACTIVE_LOW>;
  80                 input;
  81                 line-name = "key-2-gpio-irq";
  82         };
  83
  84         key-3-gpio-hog {
  85                 gpio-hog;
  86                 gpios = <RZG2L_GPIO(0, 3) GPIO_ACTIVE_LOW>;
  87                 input;
  88                 line-name = "key-3-gpio-irq";
  89         };
  90
  91         scif0_pins: scif0 {
  92                 pinmux = <RZG2L_PORT_PINMUX(6, 3, 1)>, /* RXD */
  93                          <RZG2L_PORT_PINMUX(6, 4, 1)>; /* TXD */
  94         };
  95
  96         sdhi1_pins: sd1 {
  97                 data {
  98                         pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3";
  99                         power-source = <3300>;
 100                 };
 101
 102                 ctrl {
 103                         pins = "SD1_CLK", "SD1_CMD";
 104                         power-source = <3300>;
 105                 };
 106
 107                 cd {
 108                         pinmux = <RZG2L_PORT_PINMUX(0, 2, 1)>; /* SD1_CD */
 109                 };
 110         };
 111
 112         sdhi1_pins_uhs: sd1-uhs {
 113                 data {
 114                         pins = "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3";
 115                         power-source = <1800>;
 116                 };
 117
 118                 ctrl {
 119                         pins = "SD1_CLK", "SD1_CMD";
 120                         power-source = <1800>;
 121                 };
 122
 123                 cd {
 124                         pinmux = <RZG2L_PORT_PINMUX(0, 2, 1)>; /* SD1_CD */
 125                 };
 126         };
 127 };
 128
 129 &scif0 {
 130         pinctrl-names = "default";
 131         pinctrl-0 = <&scif0_pins>;
 132         status = "okay";
 133 };
 134
 135 &sdhi1 {
 136         pinctrl-0 = <&sdhi1_pins>;
 137         pinctrl-1 = <&sdhi1_pins_uhs>;
 138         pinctrl-names = "default", "state_uhs";
 139         vmmc-supply = <&vcc_sdhi1>;
 140         vqmmc-supply = <&vccq_sdhi1>;
 141         bus-width = <4>;
 142         sd-uhs-sdr50;
 143         sd-uhs-sdr104;
 144         max-frequency = <125000000>;
 145         status = "okay";
 146 };