[PATCH 3/3] arm64: dts: imx8mm: Add imx8mm ddr4 evk board support

[Jacky Bai <ping.bai@nxp.com>]

Add the board dts support for i.MX8MM DDR4 EVK board.

Signed-off-by: Jacky Bai <ping.bai@nxp.com>
---
 arch/arm64/boot/dts/freescale/Makefile        |  1 +
 .../boot/dts/freescale/imx8mm-ddr4-evk.dts    | 77 +++++++++++++++++++
 2 files changed, 78 insertions(+)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts

diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
index a39f0a1723e0..417c552480f2 100644
--- a/arch/arm64/boot/dts/freescale/Makefile
+++ b/arch/arm64/boot/dts/freescale/Makefile
@@ -29,6 +29,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-qds.dtb
 dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-lx2160a-rdb.dtb
 
 dtb-$(CONFIG_ARCH_MXC) += imx8mm-evk.dtb
+dtb-$(CONFIG_ARCH_MXC) += imx8mm-ddr4-evk.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mn-evk.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mn-ddr4-evk.dtb
 dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts b/arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts
new file mode 100644
index 000000000000..9cd89182218e
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mm-ddr4-evk.dts
@@ -0,0 +1,77 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2020 NXP
+ */
+
+/dts-v1/;
+
+#include "imx8mm-evk.dtsi"
+
+/ {
+	model = "FSL i.MX8MM DDR4 EVK with CYW43455 WIFI/BT board";
+	compatible = "fsl,imx8mm-ddr4-evk", "fsl,imx8mm";
+
+	leds {
+		pinctrl-0 = <&pinctrl_gpio_led_2>;
+
+		status {
+			gpios = <&gpio3 4 GPIO_ACTIVE_LOW>;
+		};
+	};
+};
+
+&ddrc {
+	operating-points-v2 = <&ddrc_opp_table>;
+
+	ddrc_opp_table: opp-table {
+		compatible = "operating-points-v2";
+
+		opp-25M {
+			opp-hz = /bits/ 64 <25000000>;
+		};
+
+		opp-100M {
+			opp-hz = /bits/ 64 <100000000>;
+		};
+
+		opp-600M {
+			opp-hz = /bits/ 64 <600000000>;
+		};
+	};
+};
+
+&gpmi {
+	pinctrl-names = "default";
+	pinctrl-0 = <&pinctrl_gpmi_nand_1>;
+	status = "okay";
+	nand-on-flash-bbt;
+};
+
+&iomuxc {
+	pinctrl_gpmi_nand_1: gpmi-nand-1 {
+		fsl,pins = <
+			MX8MM_IOMUXC_NAND_ALE_RAWNAND_ALE		0x00000096
+			MX8MM_IOMUXC_NAND_CE0_B_RAWNAND_CE0_B		0x00000096
+			MX8MM_IOMUXC_NAND_CE1_B_RAWNAND_CE1_B		0x00000096
+			MX8MM_IOMUXC_NAND_CLE_RAWNAND_CLE		0x00000096
+			MX8MM_IOMUXC_NAND_DATA00_RAWNAND_DATA00		0x00000096
+			MX8MM_IOMUXC_NAND_DATA01_RAWNAND_DATA01		0x00000096
+			MX8MM_IOMUXC_NAND_DATA02_RAWNAND_DATA02		0x00000096
+			MX8MM_IOMUXC_NAND_DATA03_RAWNAND_DATA03		0x00000096
+			MX8MM_IOMUXC_NAND_DATA04_RAWNAND_DATA04		0x00000096
+			MX8MM_IOMUXC_NAND_DATA05_RAWNAND_DATA05		0x00000096
+			MX8MM_IOMUXC_NAND_DATA06_RAWNAND_DATA06		0x00000096
+			MX8MM_IOMUXC_NAND_DATA07_RAWNAND_DATA07		0x00000096
+			MX8MM_IOMUXC_NAND_RE_B_RAWNAND_RE_B		0x00000096
+			MX8MM_IOMUXC_NAND_READY_B_RAWNAND_READY_B	0x00000056
+			MX8MM_IOMUXC_NAND_WE_B_RAWNAND_WE_B		0x00000096
+			MX8MM_IOMUXC_NAND_WP_B_RAWNAND_WP_B		0x00000096
+		>;
+	};
+
+	pinctrl_gpio_led_2: gpioled2grp {
+		fsl,pins = <
+			MX8MM_IOMUXC_NAND_CE3_B_GPIO3_IO4	0x19
+		>;
+	};
+};
-- 
2.26.2