summaryrefslogtreecommitdiff
path: root/arch/arm64/boot/dts/microchip/sparx5_pcb135_emmc.dts
blob: f82266fe2ad49bcd035e01e5ad3418a4e080fdb5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2020 Microchip Technology Inc. and its subsidiaries.
 */

/dts-v1/;
#include "sparx5_pcb135_board.dtsi"

/ {
	model = "Sparx5 PCB135 Reference Board (eMMC enabled)";
	compatible = "microchip,sparx5-pcb135", "microchip,sparx5";

	memory@0 {
		device_type = "memory";
		reg = <0x00000000 0x00000000 0x10000000>;
	};
};

&gpio {
	emmc_pins: emmc-pins {
		/* NB: No "GPIO_35", "GPIO_36", "GPIO_37"
		 * (N/A: CARD_nDETECT, CARD_WP, CARD_LED)
		 */
		pins = "GPIO_34", "GPIO_38", "GPIO_39",
			"GPIO_40", "GPIO_41", "GPIO_42",
			"GPIO_43", "GPIO_44", "GPIO_45",
			"GPIO_46", "GPIO_47";
		drive-strength = <3>;
		function = "emmc";
	};
};

&sdhci0 {
	status = "okay";
	pinctrl-0 = <&emmc_pins>;
	non-removable;
	max-frequency = <52000000>;
	bus-width = <8>;
	microchip,clock-delay = <10>;
};