[PATCH V2] ARM: dts: imx6qdl-dhcom: Add USB overcurrent pin on SoM layer

* [PATCH V2] ARM: dts: imx6qdl-dhcom: Add USB overcurrent pin on SoM layer
@ 2021-12-14  9:03 Christoph Niedermaier
  2021-12-14  9:44 ` Marek Vasut
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: Christoph Niedermaier @ 2021-12-14  9:03 UTC (permalink / raw)
  To: linux-arm-kernel
  Cc: Christoph Niedermaier, Shawn Guo, Fabio Estevam, Marek Vasut,
	NXP Linux Team, kernel

Add USB overcurrent pin muxing on SoM layer. On DRC02 and PDK2 the USB
overcurrent pin isn't connected, but a USB hub on the board takes care
of the USB overcurrent instead. Therefore disable it there with the
property disable-over-current.

Signed-off-by: Christoph Niedermaier <cniedermaier@dh-electronics.com>
Cc: Shawn Guo <shawnguo@kernel.org>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: Marek Vasut <marex@denx.de>
Cc: NXP Linux Team <linux-imx@nxp.com>
Cc: kernel@dh-electronics.com
To: linux-arm-kernel@lists.infradead.org
---
 arch/arm/boot/dts/imx6qdl-dhcom-drc02.dtsi | 4 ++++
 arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi  | 4 ++++
 arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi   | 1 +
 3 files changed, 9 insertions(+)

diff --git a/arch/arm/boot/dts/imx6qdl-dhcom-drc02.dtsi b/arch/arm/boot/dts/imx6qdl-dhcom-drc02.dtsi
index 3d0a50a9ab21..702cd4a1b2e6 100644
--- a/arch/arm/boot/dts/imx6qdl-dhcom-drc02.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-dhcom-drc02.dtsi
@@ -95,6 +95,10 @@
 	rts-gpios = <&gpio7 13 GPIO_ACTIVE_HIGH>; /* GPIO P */
 };
 
+&usbh1 {
+	disable-over-current;
+};
+
 &usdhc2 { /* SD card */
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi b/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi
index dc21853706a5..dc89b554e694 100644
--- a/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-dhcom-pdk2.dtsi
@@ -260,6 +260,10 @@
 	status = "okay";
 };
 
+&usbh1 {
+	disable-over-current;
+};
+
 &usdhc2 { /* SD card */
 	status = "okay";
 };
diff --git a/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi b/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi
index 5d10c40313cb..ed5ba358d4cb 100644
--- a/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-dhcom-som.dtsi
@@ -728,6 +728,7 @@
 	pinctrl_usbh1: usbh1-grp {
 		fsl,pins = <
 			MX6QDL_PAD_EIM_D31__GPIO3_IO31		0x120b0
+			MX6QDL_PAD_EIM_D30__USB_H1_OC		0x1b0b1
 		>;
 	};
 
-- 
2.11.0


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