diff mbox series

[v3,7/7] arm64: dts: ipq6018: Use reference clock to set dwc3 period

Message ID 20220127200636.1456175-8-sean.anderson@seco.com
State New
Headers show
Series usb: dwc3: Calculate REFCLKPER et. al. from reference clock | expand

Commit Message

Sean Anderson Jan. 27, 2022, 8:06 p.m. UTC 
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: Sean Anderson <sean.anderson@seco.com>
---

(no changes since v1)

 arch/arm64/boot/dts/qcom/ipq6018.dtsi | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
index 66ec5615651d..a614b9f73e2c 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
@@ -743,12 +743,13 @@  dwc_0: usb@8A00000 {
 				interrupts = <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>;
 				phys = <&qusb_phy_0>, <&usb0_ssphy>;
 				phy-names = "usb2-phy", "usb3-phy";
+				clocks = <&xo>;
+				clock-names = "ref";
 				tx-fifo-resize;
 				snps,is-utmi-l1-suspend;
 				snps,hird-threshold = /bits/ 8 <0x0>;
 				snps,dis_u2_susphy_quirk;
 				snps,dis_u3_susphy_quirk;
-				snps,ref-clock-period-ns = <0x32>;
 				dr_mode = "host";
 			};
 		};