[PATCH v6 7/7] arm64: dts: renesas: rzg3s-smarc: Enable USB support
From: Claudiu <claudiu.beznea@tuxon.dev>
Date: 2025-09-10 14:03:36
Also in:
linux-phy, linux-renesas-soc, lkml
Subsystem:
arm/risc-v/renesas architecture, the rest · Maintainers:
Geert Uytterhoeven, Magnus Damm, Linus Torvalds
From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com> Enable USB support (host, device, USB PHYs). Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com> --- Changes in v6: - collected tags Changes in v5: - none Changes in v4: - none Changes in v3: - collected tags Changes in v2: - this was patch 15/16 in v1: - dropped sysc enablement as it is now done in SoC dtsi file arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi | 57 ++++++++++++++++++++ 1 file changed, 57 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
index 5e044a4d0234..5586dd43c4d5 100644
--- a/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi
+++ b/arch/arm64/boot/dts/renesas/rzg3s-smarc.dtsi@@ -92,6 +92,20 @@ &audio_clk2 { clock-frequency = <12288000>; }; +&ehci0 { + dr_mode = "otg"; + status = "okay"; +}; + +&ehci1 { + status = "okay"; +}; + +&hsusb { + dr_mode = "otg"; + status = "okay"; +}; + &i2c0 { status = "okay";
@@ -132,6 +146,15 @@ power-monitor@44 { }; }; +&ohci0 { + dr_mode = "otg"; + status = "okay"; +}; + +&ohci1 { + status = "okay"; +}; + &pinctrl { audio_clock_pins: audio-clock { pins = "AUDIO_CLK1", "AUDIO_CLK2";
@@ -207,6 +230,27 @@ ssi3_pins: ssi3 { <RZG2L_PORT_PINMUX(18, 4, 8)>, /* TXD */ <RZG2L_PORT_PINMUX(18, 5, 8)>; /* RXD */ }; + + usb0_pins: usb0 { + peri { + pinmux = <RZG2L_PORT_PINMUX(5, 0, 1)>, /* VBUS */ + <RZG2L_PORT_PINMUX(5, 2, 1)>; /* OVC */ + }; + + otg { + pinmux = <RZG2L_PORT_PINMUX(5, 3, 1)>; /* OTG_ID */ + bias-pull-up; + }; + }; + + usb1_pins: usb1 { + pinmux = <RZG2L_PORT_PINMUX(5, 4, 5)>, /* OVC */ + <RZG2L_PORT_PINMUX(6, 0, 1)>; /* VBUS */ + }; +}; + +&phyrst { + status = "okay"; }; &scif0 {
@@ -242,3 +286,16 @@ &ssi3 { pinctrl-0 = <&ssi3_pins>, <&audio_clock_pins>; status = "okay"; }; + +&usb2_phy0 { + pinctrl-0 = <&usb0_pins>; + pinctrl-names = "default"; + vbus-supply = <&usb0_vbus_otg>; + status = "okay"; +}; + +&usb2_phy1 { + pinctrl-0 = <&usb1_pins>; + pinctrl-names = "default"; + status = "okay"; +};
--
2.43.0