diff mbox

[2/2] ARM: dts: imx23-olinuxino: Add USB host support

Message ID 1347557619-17793-2-git-send-email-fabio.estevam@freescale.com (mailing list archive)
State New, archived
Headers show

Commit Message

Fabio Estevam Sept. 13, 2012, 5:33 p.m. UTC 
Add USB host support.

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
 arch/arm/boot/dts/imx23-olinuxino.dts |   26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

Comments

Shawn Guo Sept. 17, 2012, 6:46 a.m. UTC | #1 
On Thu, Sep 13, 2012 at 02:33:39PM -0300, Fabio Estevam wrote:
> Add USB host support.
> 
> Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
> ---
>  arch/arm/boot/dts/imx23-olinuxino.dts |   26 ++++++++++++++++++++++++++
>  1 file changed, 26 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts
> index 711dcf5..daddd1e 100644
> --- a/arch/arm/boot/dts/imx23-olinuxino.dts
> +++ b/arch/arm/boot/dts/imx23-olinuxino.dts
> @@ -40,6 +40,7 @@
>  					reg = <0>;
>  					fsl,pinmux-ids = <
>  						0x2013 /* MX23_PAD_SSP1_DETECT__GPIO_2_1 */
> +						0x0113 /* MX23_PAD_GPMI_ALE__GPIO_0_17 */
>  					>;
>  					fsl,drive-strength = <0>;
>  					fsl,voltage = <1>;
> @@ -60,6 +61,31 @@
>  				pinctrl-0 = <&auart0_2pins_a>;
>  				status = "okay";
>  			};
> +
> +			usbphy0: usbphy@8007c000 {
> +				status = "okay";
> +			};
> +		};
> +	};
> +
> +	ahb@80080000 {
> +		usb0: usb@80080000 {
> +			vbus-supply = <&reg_usb0_vbus>;
> +			status = "okay";
> +		};
> +	};
> +
> +	regulators {
> +		compatible = "simple-bus";
> +
> +		reg_usb0_vbus: usb0_vbus {
> +			compatible = "regulator-fixed";
> +			regulator-name = "usb0_vbus";
> +			regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;

The indentation needs a fix.

> +			enable-active-high;
> +			startup-delay-us = <300>; /* LAN9215 requires a POR of 200us minimum */

So the regulator also supplies LAN9215?

Regards,
Shawn

> +			gpio = <&gpio0 17 0>;
>  		};
>  	};
>  
> -- 
> 1.7.9.5
> 
>
Fabio Estevam Sept. 17, 2012, 1:03 p.m. UTC | #2 
On Mon, Sep 17, 2012 at 3:46 AM, Shawn Guo <shawn.guo@linaro.org> wrote:

> The indentation needs a fix.

Ok, just fixed it in v2.

>
>> +                     enable-active-high;
>> +                     startup-delay-us = <300>; /* LAN9215 requires a POR of 200us minimum */
>
> So the regulator also supplies LAN9215?

On this board the VBUS is generated from LAN9215.

Regards,

Fabio Estevam
diff mbox

Patch

diff --git a/arch/arm/boot/dts/imx23-olinuxino.dts b/arch/arm/boot/dts/imx23-olinuxino.dts
index 711dcf5..daddd1e 100644
--- a/arch/arm/boot/dts/imx23-olinuxino.dts
+++ b/arch/arm/boot/dts/imx23-olinuxino.dts
@@ -40,6 +40,7 @@ 
 					reg = <0>;
 					fsl,pinmux-ids = <
 						0x2013 /* MX23_PAD_SSP1_DETECT__GPIO_2_1 */
+						0x0113 /* MX23_PAD_GPMI_ALE__GPIO_0_17 */
 					>;
 					fsl,drive-strength = <0>;
 					fsl,voltage = <1>;
@@ -60,6 +61,31 @@ 
 				pinctrl-0 = <&auart0_2pins_a>;
 				status = "okay";
 			};
+
+			usbphy0: usbphy@8007c000 {
+				status = "okay";
+			};
+		};
+	};
+
+	ahb@80080000 {
+		usb0: usb@80080000 {
+			vbus-supply = <&reg_usb0_vbus>;
+			status = "okay";
+		};
+	};
+
+	regulators {
+		compatible = "simple-bus";
+
+		reg_usb0_vbus: usb0_vbus {
+			compatible = "regulator-fixed";
+			regulator-name = "usb0_vbus";
+			regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+			enable-active-high;
+			startup-delay-us = <300>; /* LAN9215 requires a POR of 200us minimum */
+			gpio = <&gpio0 17 0>;
 		};
 	};