linux-kernel - Re: [PATCH 2/2] arm64: dts: ti: k3-am625-sk: Enable Type-C port for USB0

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20230324181542.luvmpvjx2uclic52@reemerge>
Date:   Fri, 24 Mar 2023 13:15:42 -0500
From:   Nishanth Menon <nm@...com>
To:     Roger Quadros <rogerq@...nel.org>
CC:     <vigneshr@...com>, <kristo@...nel.org>, <srk@...com>,
        <r-gunasekaran@...com>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>
Subject: Re: [PATCH 2/2] arm64: dts: ti: k3-am625-sk: Enable Type-C port for
 USB0

On 15:31-20230324, Roger Quadros wrote:
> USB0 is a Type-C port with dual data role and power sink.
> 
> Signed-off-by: Roger Quadros <rogerq@...nel.org>
> ---
>  arch/arm64/boot/dts/ti/k3-am625-sk.dts | 40 ++++++++++++++++++++++++--
>  1 file changed, 38 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
> index be027fad5f61..c80b12943881 100644
> --- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts
> +++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
> @@ -315,6 +315,33 @@ &main_i2c0 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&main_i2c0_pins_default>;
>  	clock-frequency = <400000>;
> +
> +	tps6598x@3f {
> +		compatible = "ti,tps6598x";
> +		reg = <0x3f>;
> +		interrupt-parent = <&exp1>;
> +		interrupts = <17 IRQ_TYPE_EDGE_FALLING>;
> +		interrupt-names = "irq";
> +
> +		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 {
> @@ -336,7 +363,7 @@ exp1: gpio@22 {
>  				   "UART1_FET_BUF_EN", "WL_LT_EN",
>  				   "GPIO_HDMI_RSTn", "CSI_GPIO1",
>  				   "CSI_GPIO2", "PRU_3V3_EN",
> -				   "HDMI_INTn", "TEST_GPIO2",
> +				   "HDMI_INTn", "PD_I2C_IRQ",
>  				   "MCASP1_FET_EN", "MCASP1_BUF_BT_EN",
>  				   "MCASP1_FET_SEL", "UART1_FET_SEL",
>  				   "TSINT#", "IO_EXP_TEST_LED";
> @@ -486,7 +513,16 @@ &usbss1 {
>  };
>  
>  &usb0 {
> -	dr_mode = "peripheral";
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +	usb-role-switch;
> +
> +	port@0 {
> +		reg = <0>;
> +		usb0_hs_ep: endpoint {
> +			remote-endpoint = <&usb_con_hs>;
> +		};
> +	};
>  };
>  
>  &usb1 {
> -- 
> 2.34.1
> 

Please see thread: 
https://lore.kernel.org/all/20230321-am62-lp-sk-v2-0-0a56e1694804@ti.com/
you might need to rebase off that.

-- 
Regards,
Nishanth Menon
Key (0xDDB5849D1736249D) / Fingerprint: F8A2 8693 54EB 8232 17A3  1A34 DDB5 849D 1736 249D