[PATCH 3/6] arm64: dts: ti: k3-j7200-main.dtsi: Add USB to SERDES lane MUX
From: Roger Quadros <hidden>
Date: 2020-09-07 10:40:40
Also in:
linux-devicetree, lkml
Subsystem:
arm/texas instruments k3 architecture, the rest · Maintainers:
Nishanth Menon, Vignesh Raghavendra, Tero Kristo, Linus Torvalds
The USB controller can be connected to one of the 2 lanes of SERDES0 using a MUX. Add a MUX controller node for that. Signed-off-by: Roger Quadros <redacted> --- arch/arm64/boot/dts/ti/k3-j7200-main.dtsi | 6 ++++++ 1 file changed, 6 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
index 9ae2c5515852..e08839306ec9 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi@@ -31,6 +31,12 @@ mux-reg-masks = <0x4080 0x3>, <0x4084 0x3>, /* SERDES0 lane0/1 select */ <0x4088 0x3>, <0x408c 0x3>; /* SERDES0 lane2/3 select */ }; + + usb_serdes_mux: mux-controller@4000 { + compatible = "mmio-mux"; + #mux-control-cells = <1>; + mux-reg-masks = <0x4000 0x8000000>; /* USB0 to SERDES0 lane 1/3 mux */ + }; }; gic500: interrupt-controller@1800000 {
--
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