Commit 5726079c authored by Sean Anderson's avatar Sean Anderson Committed by Greg Kroah-Hartman
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arm64: dts: ipq6018: Use reference clock to set dwc3 period 



Instead of manually setting snps,ref-clock-period-ns, we can let the
driver calculate it automatically from the "ref" clock. I haven't
reviewed this board's schematics, so please let me know if this is the
wrong 24MHz clock to use.

Signed-off-by: default avatarSean Anderson <sean.anderson@seco.com>
Link: https://lore.kernel.org/r/20220127200636.1456175-8-sean.anderson@seco.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d8b1c3d0

arch/arm64/boot/dts/qcom/ipq6018.dtsi

+2 −1
Original line number Original line Diff line number Diff line
@@ -743,12 +743,13 @@ dwc_0: usb@8A00000 { 
				interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;

				interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;

				phys = <&qusb_phy_0>, <&usb0_ssphy>;

				phys = <&qusb_phy_0>, <&usb0_ssphy>;

				phy-names = "usb2-phy", "usb3-phy";

				phy-names = "usb2-phy", "usb3-phy";

				clocks = <&xo>;

				clock-names = "ref";

				tx-fifo-resize;

				tx-fifo-resize;

				snps,is-utmi-l1-suspend;

				snps,is-utmi-l1-suspend;

				snps,hird-threshold = /bits/ 8 <0x0>;

				snps,hird-threshold = /bits/ 8 <0x0>;

				snps,dis_u2_susphy_quirk;

				snps,dis_u2_susphy_quirk;

				snps,dis_u3_susphy_quirk;

				snps,dis_u3_susphy_quirk;

				snps,ref-clock-period-ns = <0x32>;

				dr_mode = "host";

				dr_mode = "host";

			};

			};

		};

		};