ARM: dts: imx: add i.MXRT1170-EVK support

The NXP i.MXRT1170 Evaluation Kit (EVK) provides a platform for rapid
evaluation of the i.MXRT, which features NXP's implementation of the Arm
Cortex-M7 and Cortex-M4 core.

The EVK provides 64 MB SDRAM, Micro SD card socket,
USB 2.0 OTG.

This patch aims to support the preliminary booting up features
as follows:
GPIO
LPUART
SD/MMC
SDRAM

Signed-off-by: Jesse Taube <Mr.Bossman075@gmail.com>

1 files changed, 94 insertions, 0 deletions

diff --git a/arch/arm/dts/imxrt1170-evk-u-boot.dtsi b/arch/arm/dts/imxrt1170-evk-u-boot.dtsi
new file mode 100644
index 0000000..88ff986
--- /dev/null
+++ b/arch/arm/dts/imxrt1170-evk-u-boot.dtsi
@@ -0,0 +1,94 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2022
+ * Author(s): Jesse Taube <Mr.Bossman075@gmail.com>
+ * Giulio Benetti <giulio.benetti@benettiengineering.com>
+ */
+
+/ {
+	chosen {
+		u-boot,dm-spl;
+	};
+
+	clocks {
+		u-boot,dm-spl;
+	};
+
+	soc {
+		u-boot,dm-spl;
+	};
+};
+
+&osc {
+	u-boot,dm-spl;
+};
+
+&rcosc16M {
+	u-boot,dm-spl;
+};
+
+&osc32k {
+	u-boot,dm-spl;
+};
+
+&clks {
+	u-boot,dm-spl;
+};
+
+&gpio1 {
+	u-boot,dm-spl;
+};
+
+&gpio2 {
+	u-boot,dm-spl;
+};
+
+&gpio3 {
+	u-boot,dm-spl;
+};
+
+&gpio4 {
+	u-boot,dm-spl;
+};
+
+&gpio5 {
+	u-boot,dm-spl;
+};
+
+&gpt1 {
+	u-boot,dm-spl;
+};
+
+&lpuart1 { /* console */
+	u-boot,dm-spl;
+};
+
+&semc {
+	u-boot,dm-spl;
+
+	bank1: bank@0 {
+		u-boot,dm-spl;
+	};
+};
+
+&iomuxc {
+	u-boot,dm-spl;
+
+	imxrt1170-evk {
+		u-boot,dm-spl;
+		pinctrl_lpuart1: lpuart1grp {
+			u-boot,dm-spl;
+		};
+
+		pinctrl_usdhc0: usdhc0grp {
+			u-boot,dm-spl;
+		};
+		pinctrl_semc: semcgrp {
+			u-boot,dm-spl;
+		};
+	};
+};
+
+&usdhc1 {
+	u-boot,dm-spl;
+};