From: Robert Hancock <robert.hancock@calian.com>
To: linux-usb@vger.kernel.org
Cc: Thinh.Nguyen@synopsys.com, robh+dt@kernel.org,
devicetree@vger.kernel.org, michal.simek@xilinx.com,
balbi@kernel.org, gregkh@linuxfoundation.org,
mounika.grace.akula@xilinx.com, manish.narani@xilinx.com,
Robert Hancock <robert.hancock@calian.com>
Subject: [PATCH v4 5/5] arm64: dts: zynqmp: Add DWC3 USB reference clock period configuration
Date: Thu, 13 Jan 2022 22:42:30 -0600 [thread overview]
Message-ID: <20220114044230.2677283-6-robert.hancock@calian.com> (raw)
In-Reply-To: <20220114044230.2677283-1-robert.hancock@calian.com>
Set the reference clock period and FLADJ fields in the DWC3 USB driver
to 50ns with no fractional portion to match the ZynqMP configuration.
Signed-off-by: Robert Hancock <robert.hancock@calian.com>
---
arch/arm64/boot/dts/xilinx/zynqmp.dtsi | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
index 74e66443e4ce..2f531707d5d4 100644
--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
@@ -828,6 +828,8 @@ dwc3_0: usb@fe200000 {
#stream-id-cells = <1>;
iommus = <&smmu 0x860>;
snps,quirk-frame-length-adjustment = <0x20>;
+ snps,ref-clock-period-ns = <50>;
+ snps,ref-clock-fladj = <0>;
/* dma-coherent; */
};
};
@@ -855,6 +857,8 @@ dwc3_1: usb@fe300000 {
#stream-id-cells = <1>;
iommus = <&smmu 0x861>;
snps,quirk-frame-length-adjustment = <0x20>;
+ snps,ref-clock-period-ns = <50>;
+ snps,ref-clock-fladj = <0>;
/* dma-coherent; */
};
};
--
2.31.1
prev parent reply other threads:[~2022-01-14 4:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-14 4:42 [PATCH v4 0/5] Xilinx ZynqMP USB fixes Robert Hancock
2022-01-14 4:42 ` [PATCH v4 1/5] usb: dwc3: xilinx: Fix PIPE clock selection for USB2.0 mode Robert Hancock
2022-01-14 4:42 ` [PATCH v4 2/5] usb: dwc3: xilinx: Fix error handling when getting USB3 PHY Robert Hancock
2022-01-14 4:42 ` [PATCH v4 3/5] dt-bindings: usb: dwc3: add reference clock period fractional adjustment Robert Hancock
2022-01-14 4:42 ` [PATCH v4 4/5] usb: dwc3: add reference clock FLADJ configuration Robert Hancock
2022-01-14 18:05 ` Sean Anderson
2022-01-14 19:22 ` Robert Hancock
2022-01-14 19:56 ` Sean Anderson
2022-01-14 4:42 ` Robert Hancock [this message]
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