[PATCH] arm64: zynqmp: Do not expose usbhub nodes

Michal Simek michal.simek at amd.com
Mon Nov 6 16:55:48 CET 2023


Upstream dwc3 U-Boot driver is not able to handle child nodes properly
that's why comment them in DT for now. This patch should be reverted when
dwc3 driver handles it properly.
DT node itself is aligned with dt schema.

Signed-off-by: Michal Simek <michal.simek at amd.com>
---

 arch/arm/dts/zynqmp-sck-kd-g-revA.dtso | 3 ++-
 arch/arm/dts/zynqmp-sck-kr-g-revA.dtso | 3 ++-
 arch/arm/dts/zynqmp-sck-kr-g-revB.dtso | 3 ++-
 arch/arm/dts/zynqmp-sck-kv-g-revA.dtso | 2 ++
 arch/arm/dts/zynqmp-sck-kv-g-revB.dtso | 3 ++-
 5 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/arch/arm/dts/zynqmp-sck-kd-g-revA.dtso b/arch/arm/dts/zynqmp-sck-kd-g-revA.dtso
index 5a5c1efd6b96..8d0ddecdc14c 100644
--- a/arch/arm/dts/zynqmp-sck-kd-g-revA.dtso
+++ b/arch/arm/dts/zynqmp-sck-kd-g-revA.dtso
@@ -87,7 +87,7 @@
 	phys = <&psgtr 2 PHY_TYPE_USB3 0 2>;
 	reset-gpios = <&slg7xl45106 0 GPIO_ACTIVE_LOW>;
 	assigned-clock-rates = <250000000>, <20000000>;
-
+#if 0
 	usbhub0: usb-hub { /* u36 */
 		i2c-bus = <&i2c1>;
 		compatible = "microchip,usb5744";
@@ -98,6 +98,7 @@
 		compatible = "microchip,usb2244";
 		reset-gpios = <&slg7xl45106 2 GPIO_ACTIVE_LOW>;
 	};
+#endif
 };
 
 &dwc3_0 {
diff --git a/arch/arm/dts/zynqmp-sck-kr-g-revA.dtso b/arch/arm/dts/zynqmp-sck-kr-g-revA.dtso
index 30a0230d4767..95b1dc5aa571 100644
--- a/arch/arm/dts/zynqmp-sck-kr-g-revA.dtso
+++ b/arch/arm/dts/zynqmp-sck-kr-g-revA.dtso
@@ -139,7 +139,7 @@
 	phys = <&psgtr 2 PHY_TYPE_USB3 0 2>;
 	reset-gpios = <&slg7xl45106 0 GPIO_ACTIVE_LOW>;
 	assigned-clock-rates = <250000000>, <20000000>;
-
+#if 0
 	usbhub0: usb-hub { /* u43 */
 		i2c-bus = <&usbhub_i2c0>;
 		compatible = "microchip,usb5744";
@@ -150,6 +150,7 @@
 		compatible = "microchip,usb2244";
 		reset-gpios = <&slg7xl45106 2 GPIO_ACTIVE_LOW>;
 	};
+#endif
 };
 
 &dwc3_0 {
diff --git a/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso b/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
index 8f4c52d6d643..e2387a2abb8f 100644
--- a/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
+++ b/arch/arm/dts/zynqmp-sck-kr-g-revB.dtso
@@ -139,7 +139,7 @@
 	phys = <&psgtr 2 PHY_TYPE_USB3 0 2>;
 	reset-gpios = <&slg7xl45106 0 GPIO_ACTIVE_LOW>;
 	assigned-clock-rates = <250000000>, <20000000>;
-
+#if 0
 	usbhub0: usb-hub { /* u43 */
 		i2c-bus = <&usbhub_i2c0>;
 		compatible = "microchip,usb5744";
@@ -150,6 +150,7 @@
 		compatible = "microchip,usb2244";
 		reset-gpios = <&slg7xl45106 2 GPIO_ACTIVE_LOW>;
 	};
+#endif
 };
 
 &dwc3_0 {
diff --git a/arch/arm/dts/zynqmp-sck-kv-g-revA.dtso b/arch/arm/dts/zynqmp-sck-kv-g-revA.dtso
index c4f1da92186f..f43c159cdca9 100644
--- a/arch/arm/dts/zynqmp-sck-kv-g-revA.dtso
+++ b/arch/arm/dts/zynqmp-sck-kv-g-revA.dtso
@@ -131,10 +131,12 @@
 	pinctrl-0 = <&pinctrl_usb0_default>;
 	phy-names = "usb3-phy";
 	phys = <&psgtr 2 PHY_TYPE_USB3 0 1>;
+#if 0
 	usbhub: usb5744 { /* u43 */
 		compatible = "microchip,usb5744";
 		reset-gpios = <&gpio 44 GPIO_ACTIVE_LOW>;
 	};
+#endif
 };
 
 &dwc3_0 {
diff --git a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
index 6c5e0e566061..3643569cc7c8 100644
--- a/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
+++ b/arch/arm/dts/zynqmp-sck-kv-g-revB.dtso
@@ -113,13 +113,14 @@
 	phy-names = "usb3-phy";
 	phys = <&psgtr 2 PHY_TYPE_USB3 0 1>;
 	assigned-clock-rates = <250000000>, <20000000>;
-
+#if 0
 	usb5744: usb-hub { /* u43 */
 		status = "okay";
 		compatible = "microchip,usb5744";
 		i2c-bus = <&i2c1>;
 		reset-gpios = <&gpio 44 GPIO_ACTIVE_LOW>;
 	};
+#endif
 };
 
 &dwc3_0 {
-- 
2.36.1



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