1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries. 4 */ 5 6/dts-v1/; 7#include "sparx5_pcb135_board.dtsi" 8 9/ { 10 model = "Sparx5 PCB135 Reference Board (eMMC enabled)"; 11 compatible = "microchip,sparx5-pcb135", "microchip,sparx5"; 12 13 memory@0 { 14 device_type = "memory"; 15 reg = <0x00000000 0x00000000 0x10000000>; 16 }; 17}; 18 19&gpio { 20 emmc_pins: emmc-pins { 21 /* NB: No "GPIO_35", "GPIO_36", "GPIO_37" 22 * (N/A: CARD_nDETECT, CARD_WP, CARD_LED) 23 */ 24 pins = "GPIO_34", "GPIO_38", "GPIO_39", 25 "GPIO_40", "GPIO_41", "GPIO_42", 26 "GPIO_43", "GPIO_44", "GPIO_45", 27 "GPIO_46", "GPIO_47"; 28 drive-strength = <3>; 29 function = "emmc"; 30 }; 31}; 32 33&sdhci0 { 34 status = "okay"; 35 pinctrl-0 = <&emmc_pins>; 36 non-removable; 37 max-frequency = <52000000>; 38 bus-width = <8>; 39 microchip,clock-delay = <10>; 40}; 41