arch/arm/boot/dts/stm32mp157c-odyssey.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
   2 /*
   3  * Copyright (C) 2020 Marcin Sloniewski <marcin.sloniewski@gmail.com>.
   4  */
   5
   6 /dts-v1/;
   7
   8 #include "stm32mp157c-odyssey-som.dtsi"
   9
  10 / {
  11         model = "Seeed Studio Odyssey-STM32MP157C Board";
  12         compatible = "seeed,stm32mp157c-odyssey",
  13                      "seeed,stm32mp157c-odyssey-som", "st,stm32mp157";
  14
  15         aliases {
  16                 ethernet0 = &ethernet0;
  17                 serial0 = &uart4;
  18         };
  19
  20         chosen {
  21                 stdout-path = "serial0:115200n8";
  22         };
  23 };
  24
  25 &ethernet0 {
  26         status = "okay";
  27         pinctrl-0 = <&ethernet0_rgmii_pins_a>;
  28         pinctrl-1 = <&ethernet0_rgmii_sleep_pins_a>;
  29         pinctrl-names = "default", "sleep";
  30         phy-mode = "rgmii-id";
  31         max-speed = <1000>;
  32         phy-handle = <&phy0>;
  33         assigned-clocks = <&rcc ETHCK_K>, <&rcc PLL4_P>;
  34         assigned-clock-parents = <&rcc PLL4_P>;
  35         assigned-clock-rates = <125000000>; /* Clock PLL4 to 750Mhz in ATF/U-Boot */
  36         st,eth-clk-sel;
  37
  38         mdio0 {
  39                 #address-cells = <1>;
  40                 #size-cells = <0>;
  41                 compatible = "snps,dwmac-mdio";
  42                 phy0: ethernet-phy@7 { /* KSZ9031RN */
  43                         reg = <7>;
  44                         reset-gpios = <&gpiog 0 GPIO_ACTIVE_LOW>; /* ETH_RST# */
  45                         reset-assert-us = <10000>;
  46                         reset-deassert-us = <300>;
  47                 };
  48         };
  49 };
  50
  51 &i2c1 {
  52         pinctrl-names = "default", "sleep";
  53         pinctrl-0 = <&i2c1_pins_a>;
  54         pinctrl-1 = <&i2c1_sleep_pins_a>;
  55         i2c-scl-rising-time-ns = <100>;
  56         i2c-scl-falling-time-ns = <7>;
  57         status = "okay";
  58         /delete-property/dmas;
  59         /delete-property/dma-names;
  60 };
  61
  62 &sdmmc1 {
  63         pinctrl-names = "default", "opendrain", "sleep";
  64         pinctrl-0 = <&sdmmc1_b4_pins_a>;
  65         pinctrl-1 = <&sdmmc1_b4_od_pins_a>;
  66         pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>;
  67         cd-gpios = <&gpiob 7 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>;
  68         disable-wp;
  69         st,neg-edge;
  70         bus-width = <4>;
  71         vmmc-supply = <&v3v3>;
  72         status = "okay";
  73 };
  74
  75 &uart4 {
  76         pinctrl-names = "default";
  77         pinctrl-0 = <&uart4_pins_a>;
  78         status = "okay";
  79 };
  80