~sircmpwn/linux

linux/arch/arm/boot/dts/imx6q-kontron-samx6i.dtsi -rw-r--r-- 972 bytes
a99d8080 — Linus Torvalds Linux 5.4-rc6 11 months ago
                                                                                
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
// SPDX-License-Identifier: GPL-2.0 OR X11
/*
 * Copyright 2019 (C) Pengutronix, Marco Felsch <kernel@pengutronix.de>
 */

#include "imx6q.dtsi"
#include "imx6qdl-kontron-samx6i.dtsi"
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Kontron SMARC sAMX6i Quad/Dual";
	compatible = "kontron,imx6q-samx6i", "fsl,imx6q";
};

/* Quad/Dual SoMs have 3 chip-select signals */
&ecspi4 {
	fsl,spi-num-chipselects = <3>;
	cs-gpios = <&gpio3 24 GPIO_ACTIVE_HIGH>,
		   <&gpio3 29 GPIO_ACTIVE_HIGH>,
		   <&gpio3 25 GPIO_ACTIVE_HIGH>;
};

&pinctrl_ecspi4 {
	fsl,pins = <
		MX6QDL_PAD_EIM_D21__ECSPI4_SCLK 0x100b1
		MX6QDL_PAD_EIM_D28__ECSPI4_MOSI 0x100b1
		MX6QDL_PAD_EIM_D22__ECSPI4_MISO 0x100b1

		/* SPI4_IMX_CS2# - connected to internal flash */
		MX6QDL_PAD_EIM_D24__GPIO3_IO24 0x1b0b0
		/* SPI4_IMX_CS0# - connected to SMARC SPI0_CS0# */
		MX6QDL_PAD_EIM_D29__GPIO3_IO29 0x1b0b0
		/* SPI4_CS3# - connected to  SMARC SPI0_CS1# */
		MX6QDL_PAD_EIM_D25__GPIO3_IO25 0x1b0b0
	>;
};