stm32f746.dtsi 4.6 KB

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  1. /*
  2. * Copyright 2016 - Michael Kurz <michi.kurz@gmail.com>
  3. *
  4. * Based on:
  5. * stm32f429.dtsi from Linux
  6. * Copyright 2015 - Maxime Coquelin <mcoquelin.stm32@gmail.com>
  7. *
  8. * This file is dual-licensed: you can use it either under the terms
  9. * of the GPL or the X11 license, at your option. Note that this dual
  10. * licensing only applies to this file, and not this project as a
  11. * whole.
  12. *
  13. * a) This file is free software; you can redistribute it and/or
  14. * modify it under the terms of the GNU General Public License as
  15. * published by the Free Software Foundation; either version 2 of the
  16. * License, or (at your option) any later version.
  17. *
  18. * This file is distributed in the hope that it will be useful,
  19. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  20. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  21. * GNU General Public License for more details.
  22. *
  23. * Or, alternatively,
  24. *
  25. * b) Permission is hereby granted, free of charge, to any person
  26. * obtaining a copy of this software and associated documentation
  27. * files (the "Software"), to deal in the Software without
  28. * restriction, including without limitation the rights to use,
  29. * copy, modify, merge, publish, distribute, sublicense, and/or
  30. * sell copies of the Software, and to permit persons to whom the
  31. * Software is furnished to do so, subject to the following
  32. * conditions:
  33. *
  34. * The above copyright notice and this permission notice shall be
  35. * included in all copies or substantial portions of the Software.
  36. *
  37. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  38. * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
  39. * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  40. * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
  41. * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  42. * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  43. * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  44. * OTHER DEALINGS IN THE SOFTWARE.
  45. */
  46. #include "armv7-m.dtsi"
  47. #include <dt-bindings/pinctrl/stm32f746-pinfunc.h>
  48. / {
  49. clocks {
  50. clk_hse: clk-hse {
  51. #clock-cells = <0>;
  52. compatible = "fixed-clock";
  53. clock-frequency = <0>;
  54. };
  55. };
  56. soc {
  57. u-boot,dm-pre-reloc;
  58. mac: ethernet@40028000 {
  59. compatible = "st,stm32-dwmac";
  60. reg = <0x40028000 0x8000>;
  61. reg-names = "stmmaceth";
  62. interrupts = <61>, <62>;
  63. interrupt-names = "macirq", "eth_wake_irq";
  64. snps,pbl = <8>;
  65. snps,mixed-burst;
  66. dma-ranges;
  67. status = "disabled";
  68. };
  69. qspi: quadspi@A0001000 {
  70. compatible = "st,stm32-qspi";
  71. #address-cells = <1>;
  72. #size-cells = <0>;
  73. reg = <0xA0001000 0x1000>, <0x90000000 0x10000000>;
  74. reg-names = "QuadSPI", "QuadSPI-memory";
  75. interrupts = <92>;
  76. spi-max-frequency = <108000000>;
  77. clocks = <&rcc 0 65>;
  78. status = "disabled";
  79. };
  80. usart1: serial@40011000 {
  81. compatible = "st,stm32-usart", "st,stm32-uart";
  82. reg = <0x40011000 0x400>;
  83. interrupts = <37>;
  84. clocks = <&rcc 0 164>;
  85. status = "disabled";
  86. u-boot,dm-pre-reloc;
  87. };
  88. rcc: rcc@40023810 {
  89. #reset-cells = <1>;
  90. #clock-cells = <2>;
  91. compatible = "st,stm32f42xx-rcc", "st,stm32-rcc";
  92. reg = <0x40023800 0x400>;
  93. clocks = <&clk_hse>;
  94. u-boot,dm-pre-reloc;
  95. };
  96. pinctrl: pin-controller {
  97. #address-cells = <1>;
  98. #size-cells = <1>;
  99. compatible = "st,stm32f746-pinctrl";
  100. ranges = <0 0x40020000 0x3000>;
  101. u-boot,dm-pre-reloc;
  102. pins-are-numbered;
  103. usart1_pins_a: usart1@0 {
  104. pins1 {
  105. pinmux = <STM32F746_PA9_FUNC_USART1_TX>;
  106. bias-disable;
  107. drive-push-pull;
  108. slew-rate = <2>;
  109. };
  110. pins2 {
  111. pinmux = <STM32F746_PB7_FUNC_USART1_RX>;
  112. bias-disable;
  113. };
  114. };
  115. ethernet_mii: mii@0 {
  116. pins {
  117. pinmux = <STM32F746_PG13_FUNC_ETH_MII_TXD0_ETH_RMII_TXD0>,
  118. <STM32F746_PG14_FUNC_ETH_MII_TXD1_ETH_RMII_TXD1>,
  119. <STM32F746_PG11_FUNC_ETH_MII_TX_EN_ETH_RMII_TX_EN>,
  120. <STM32F746_PA2_FUNC_ETH_MDIO>,
  121. <STM32F746_PC1_FUNC_ETH_MDC>,
  122. <STM32F746_PA1_FUNC_ETH_MII_RX_CLK_ETH_RMII_REF_CLK>,
  123. <STM32F746_PA7_FUNC_ETH_MII_RX_DV_ETH_RMII_CRS_DV>,
  124. <STM32F746_PC4_FUNC_ETH_MII_RXD0_ETH_RMII_RXD0>,
  125. <STM32F746_PC5_FUNC_ETH_MII_RXD1_ETH_RMII_RXD1>;
  126. slew-rate = <2>;
  127. };
  128. };
  129. qspi_pins: qspi@0{
  130. pins {
  131. pinmux = <STM32F746_PB2_FUNC_QUADSPI_CLK>,
  132. <STM32F746_PB6_FUNC_QUADSPI_BK1_NCS>,
  133. <STM32F746_PD11_FUNC_QUADSPI_BK1_IO0>,
  134. <STM32F746_PD12_FUNC_QUADSPI_BK1_IO1>,
  135. <STM32F746_PD13_FUNC_QUADSPI_BK1_IO3>,
  136. <STM32F746_PE2_FUNC_QUADSPI_BK1_IO2>;
  137. slew-rate = <2>;
  138. };
  139. };
  140. };
  141. };
  142. };
  143. &systick {
  144. status = "okay";
  145. };