From c1453d3c3e9baf538b5f978c9e7cc24e47cc877e Mon Sep 17 00:00:00 2001 From: Roger Quadros Date: Fri, 12 Apr 2024 15:01:59 +0300 Subject: [PATCH] arm64: dts: ti: k3-am62p: add the USB sub-system There are two USB instances available on the am62p5 starter kit. Include and enable them for use on the board. USB LPM feature is kept disabled as it is not supported. Signed-off-by: Vignesh Raghavendra Signed-off-by: Roger Quadros Reviewed-by: Andrew Davis Link: https://lore.kernel.org/r/20240412-for-v6-10-am62-usb-typec-dt-v7-2-93b827adf97e@kernel.org Signed-off-by: Nishanth Menon --- arch/arm64/boot/dts/ti/k3-am62p-main.dtsi | 52 ++++++++++++++++ arch/arm64/boot/dts/ti/k3-am62p-wakeup.dtsi | 10 +++ arch/arm64/boot/dts/ti/k3-am62p5-sk.dts | 67 +++++++++++++++++++++ 3 files changed, 129 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi index 88bc64111234..900d1f9530a2 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p-main.dtsi @@ -635,6 +635,58 @@ status = "disabled"; }; + usbss0: usb@f900000 { + compatible = "ti,am62-usb"; + reg = <0x00 0x0f900000 0x00 0x800>, + <0x00 0x0f908000 0x00 0x400>; + clocks = <&k3_clks 161 3>; + clock-names = "ref"; + ti,syscon-phy-pll-refclk = <&usb0_phy_ctrl 0x0>; + #address-cells = <2>; + #size-cells = <2>; + power-domains = <&k3_pds 178 TI_SCI_PD_EXCLUSIVE>; + ranges; + status = "disabled"; + + usb0: usb@31000000 { + compatible = "snps,dwc3"; + reg = <0x00 0x31000000 0x00 0x50000>; + interrupts = , /* irq.0 */ + ; /* irq.0 */ + interrupt-names = "host", "peripheral"; + maximum-speed = "high-speed"; + dr_mode = "otg"; + snps,usb2-gadget-lpm-disable; + snps,usb2-lpm-disable; + }; + }; + + usbss1: usb@f910000 { + compatible = "ti,am62-usb"; + reg = <0x00 0x0f910000 0x00 0x800>, + <0x00 0x0f918000 0x00 0x400>; + clocks = <&k3_clks 162 3>; + clock-names = "ref"; + ti,syscon-phy-pll-refclk = <&usb1_phy_ctrl 0x0>; + #address-cells = <2>; + #size-cells = <2>; + power-domains = <&k3_pds 179 TI_SCI_PD_EXCLUSIVE>; + ranges; + status = "disabled"; + + usb1: usb@31100000 { + compatible = "snps,dwc3"; + reg = <0x00 0x31100000 0x00 0x50000>; + interrupts = , /* irq.0 */ + ; /* irq.0 */ + interrupt-names = "host", "peripheral"; + maximum-speed = "high-speed"; + dr_mode = "otg"; + snps,usb2-gadget-lpm-disable; + snps,usb2-lpm-disable; + }; + }; + fss: bus@fc00000 { compatible = "simple-bus"; reg = <0x00 0x0fc00000 0x00 0x70000>; diff --git a/arch/arm64/boot/dts/ti/k3-am62p-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-am62p-wakeup.dtsi index a84756c336d0..c71d9624ea27 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p-wakeup.dtsi +++ b/arch/arm64/boot/dts/ti/k3-am62p-wakeup.dtsi @@ -18,6 +18,16 @@ reg = <0x14 0x4>; bootph-all; }; + + usb0_phy_ctrl: syscon@4008 { + compatible = "ti,am62-usb-phy-ctrl", "syscon"; + reg = <0x4008 0x4>; + }; + + usb1_phy_ctrl: syscon@4018 { + compatible = "ti,am62-usb-phy-ctrl", "syscon"; + reg = <0x4018 0x4>; + }; }; wkup_uart0: serial@2b300000 { diff --git a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts index 6a9c99c5fb2a..6e7234659111 100644 --- a/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts +++ b/arch/arm64/boot/dts/ti/k3-am62p5-sk.dts @@ -27,6 +27,8 @@ spi0 = &ospi0; ethernet0 = &cpsw_port1; ethernet1 = &cpsw_port2; + usb0 = &usb0; + usb1 = &usb1; }; chosen { @@ -297,6 +299,12 @@ bootph-all; }; + main_usb1_pins_default: main-usb1-default-pins { + pinctrl-single,pins = < + AM62PX_IOPAD(0x0258, PIN_INPUT, 0) /* (G21) USB1_DRVVBUS */ + >; + }; + main_wlirq_pins_default: main-wlirq-default-pins { pinctrl-single,pins = < AM62PX_IOPAD(0x0128, PIN_INPUT, 7) /* (K25) MMC2_SDWP.GPIO0_72 */ @@ -340,6 +348,36 @@ }; }; +&main_i2c0 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&main_i2c0_pins_default>; + clock-frequency = <400000>; + + typec_pd0: usb-power-controller@3f { + compatible = "ti,tps6598x"; + reg = <0x3f>; + + connector { + compatible = "usb-c-connector"; + label = "USB-C"; + self-powered; + data-role = "dual"; + power-role = "sink"; + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + reg = <0>; + usb_con_hs: endpoint { + remote-endpoint = <&usb0_hs_ep>; + }; + }; + }; + }; + }; +}; + &main_i2c1 { status = "okay"; pinctrl-names = "default"; @@ -466,6 +504,35 @@ }; }; +&usbss0 { + status = "okay"; + ti,vbus-divider; +}; + +&usbss1 { + status = "okay"; + ti,vbus-divider; +}; + +&usb0 { + usb-role-switch; + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + usb0_hs_ep: endpoint { + remote-endpoint = <&usb_con_hs>; + }; + }; +}; + +&usb1 { + dr_mode = "host"; + pinctrl-names = "default"; + pinctrl-0 = <&main_usb1_pins_default>; +}; + &mcasp1 { status = "okay"; #sound-dai-cells = <0>; -- 2.25.1