MLK-14373-5: ARM: dts: imx6ul-evk-btwifi: Add OOB IRQ support for imx6ul, imx6ull

Added new DTS files for:
imx6ul-9x9-evk
imx6ul-14x14-evk
imx6ull-9x9-evk
imx6ull-14x14-evk

with support for Wifi OOB interrupts.

Signed-off-by: xlin <xlin@murata.com>
Signed-off-by: Tiberiu Breana <andrei-tiberiu.breana@nxp.com>

6 files changed, 74 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 6f9bce2b466e..51cbd815186a 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -537,6 +537,7 @@ dtb-$(CONFIG_SOC_IMX6SX) += \
 dtb-$(CONFIG_SOC_IMX6UL) += \
 	imx6ul-14x14-evk.dtb \
 	imx6ul-14x14-evk-btwifi.dtb \
+	imx6ul-14x14-evk-btwifi-oob.dtb \
 	imx6ul-14x14-evk-csi.dtb \
 	imx6ul-14x14-evk-emmc.dtb \
 	imx6ul-14x14-evk-gpmi-weim.dtb \
@@ -562,6 +563,7 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
 	imx6ul-9x9-evk.dtb \
 	imx6ul-9x9-evk-csi.dtb \
 	imx6ul-9x9-evk-btwifi.dtb \
+	imx6ul-9x9-evk-btwifi-oob.dtb \
 	imx6ul-9x9-evk-ldo.dtb
 dtb-$(CONFIG_SOC_IMX6ULL) += \
 	imx6ull-14x14-ddr3-arm2.dtb \
@@ -582,11 +584,13 @@ dtb-$(CONFIG_SOC_IMX6ULL) += \
 	imx6ull-14x14-ddr3-arm2-wm8958.dtb \
 	imx6ull-14x14-evk.dtb \
 	imx6ull-14x14-evk-btwifi.dtb \
+	imx6ull-14x14-evk-btwifi-oob.dtb \
 	imx6ull-14x14-evk-emmc.dtb \
 	imx6ull-14x14-evk-gpmi-weim.dtb \
 	imx6ull-14x14-evk-usb-certi.dtb \
 	imx6ull-9x9-evk.dtb \
 	imx6ull-9x9-evk-btwifi.dtb \
+	imx6ull-9x9-evk-btwifi-oob.dtb \
 	imx6ull-9x9-evk-ldo.dtb
 dtb-$(CONFIG_SOC_IMX6SLL) += \
 	imx6sll-lpddr2-arm2.dtb \
diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk-btwifi-oob.dts b/arch/arm/boot/dts/imx6ul-14x14-evk-btwifi-oob.dts
new file mode 100644
index 000000000000..90e0045fa2e4
--- /dev/null
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk-btwifi-oob.dts
@@ -0,0 +1,10 @@
+/*
+ * Copyright (C) 2017 NXP
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "imx6ul-14x14-evk-btwifi.dts"
+#include "imx6ul-evk-btwifi-oob.dtsi"
diff --git a/arch/arm/boot/dts/imx6ul-9x9-evk-btwifi-oob.dts b/arch/arm/boot/dts/imx6ul-9x9-evk-btwifi-oob.dts
new file mode 100644
index 000000000000..8a8ece34d775
--- /dev/null
+++ b/arch/arm/boot/dts/imx6ul-9x9-evk-btwifi-oob.dts
@@ -0,0 +1,10 @@
+/*
+ * Copyright (C) 2017 NXP
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "imx6ul-9x9-evk-btwifi.dts"
+#include "imx6ul-evk-btwifi-oob.dtsi"
diff --git a/arch/arm/boot/dts/imx6ul-evk-btwifi-oob.dtsi b/arch/arm/boot/dts/imx6ul-evk-btwifi-oob.dtsi
new file mode 100644
index 000000000000..cd7a5e6964e1
--- /dev/null
+++ b/arch/arm/boot/dts/imx6ul-evk-btwifi-oob.dtsi
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2017 NXP
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+&bcmdhd_wlan_0 {
+	/* Need to define WL_HOST_WAKE for OOB IRQ: ENET2_RX_ER (gpio2_15) */
+	/* Hardware modification is needed on imx6ul evk for using OOB. */
+	gpios = <&gpio2 15 0>;  /* WL_HOST_WAKE */
+};
+
+&pinctrl_wifi {
+	fsl,pins = <
+		/* MUXing for WL_HOST_WAKE */
+		MX6UL_PAD_ENET2_RX_ER__GPIO2_IO15  0x13041
+	>;
+};
+
+/*
+ * For WL_HOST_WAKE (OOB_IRQ) to function correctly, we must disable
+ * the secondary ethernet port (FEC2). Hardware re-work is to remove
+ * R1633 and populate R1704 with 0 Ohm resistor.
+ * Refer to Murata Hardware Reference Manual for more details.
+ */
+&fec2 {
+	status="disabled";
+};
diff --git a/arch/arm/boot/dts/imx6ull-14x14-evk-btwifi-oob.dts b/arch/arm/boot/dts/imx6ull-14x14-evk-btwifi-oob.dts
new file mode 100644
index 000000000000..85ea147de16f
--- /dev/null
+++ b/arch/arm/boot/dts/imx6ull-14x14-evk-btwifi-oob.dts
@@ -0,0 +1,10 @@
+/*
+ * Copyright (C) 2017 NXP
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "imx6ull-14x14-evk-btwifi.dts"
+#include "imx6ul-evk-btwifi-oob.dtsi"
diff --git a/arch/arm/boot/dts/imx6ull-9x9-evk-btwifi-oob.dts b/arch/arm/boot/dts/imx6ull-9x9-evk-btwifi-oob.dts
new file mode 100644
index 000000000000..8d00a908ee94
--- /dev/null
+++ b/arch/arm/boot/dts/imx6ull-9x9-evk-btwifi-oob.dts
@@ -0,0 +1,10 @@
+/*
+ * Copyright (C) 2017 NXP
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include "imx6ull-9x9-evk-btwifi.dts"
+#include "imx6ul-evk-btwifi-oob.dtsi"