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From: rogerq@ti.com (Roger Quadros)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v3 4/7] ARM: dts: omap3-overo: Add HSUSB PHY
Date: Mon, 3 Mar 2014 13:03:02 +0200	[thread overview]
Message-ID: <53146166.4050906@ti.com> (raw)
In-Reply-To: <1393839247-6516-5-git-send-email-florian.vaussard@epfl.ch>

Hi Florian,


On 03/03/2014 11:34 AM, Florian Vaussard wrote:
> Add the High-Speed USB PHY.
> 
> Signed-off-by: Florian Vaussard <florian.vaussard@epfl.ch>
> ---
>  arch/arm/boot/dts/omap3-overo-storm-tobi.dts | 16 ++++++++++
>  arch/arm/boot/dts/omap3-overo-tobi.dts       | 16 ++++++++++
>  arch/arm/boot/dts/omap3-overo.dtsi           | 44 ++++++++++++++++++++++++++++
>  3 files changed, 76 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/omap3-overo-storm-tobi.dts b/arch/arm/boot/dts/omap3-overo-storm-tobi.dts
> index 2033b52..eb93e3a 100644
> --- a/arch/arm/boot/dts/omap3-overo-storm-tobi.dts
> +++ b/arch/arm/boot/dts/omap3-overo-storm-tobi.dts
> @@ -21,6 +21,22 @@
>  };
>  
>  &omap3_pmx_core2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <
> +			&hsusb2_2_pins
> +	>;
> +
> +	hsusb2_2_pins: pinmux_hsusb2_2_pins {
> +		pinctrl-single,pins = <
> +			OMAP3630_CORE2_IOPAD(0x25f0, PIN_OUTPUT | MUX_MODE3)		/* etk_d10.hsusb2_clk */
> +			OMAP3630_CORE2_IOPAD(0x25f2, PIN_OUTPUT | MUX_MODE3)		/* etk_d11.hsusb2_stp */
> +			OMAP3630_CORE2_IOPAD(0x25f4, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d12.hsusb2_dir */
> +			OMAP3630_CORE2_IOPAD(0x25f6, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d13.hsusb2_nxt */
> +			OMAP3630_CORE2_IOPAD(0x25f8, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d14.hsusb2_data0 */
> +			OMAP3630_CORE2_IOPAD(0x25fa, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d15.hsusb2_data1 */
> +		>;
> +	};
> +
>  	w3cbw003c_2_pins: pinmux_w3cbw003c_2_pins {
>  		pinctrl-single,pins = <
>  			OMAP3630_CORE2_IOPAD(0x25e0, PIN_OUTPUT | MUX_MODE4)		/* etk_d2.gpio_16 */
> diff --git a/arch/arm/boot/dts/omap3-overo-tobi.dts b/arch/arm/boot/dts/omap3-overo-tobi.dts
> index 21de31d..e77be26 100644
> --- a/arch/arm/boot/dts/omap3-overo-tobi.dts
> +++ b/arch/arm/boot/dts/omap3-overo-tobi.dts
> @@ -21,6 +21,22 @@
>  };
>  
>  &omap3_pmx_core2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <
> +			&hsusb2_2_pins
> +	>;
> +
> +	hsusb2_2_pins: pinmux_hsusb2_2_pins {
> +		pinctrl-single,pins = <
> +			OMAP3430_CORE2_IOPAD(0x25f0, PIN_OUTPUT | MUX_MODE3)		/* etk_d10.hsusb2_clk */
> +			OMAP3430_CORE2_IOPAD(0x25f2, PIN_OUTPUT | MUX_MODE3)		/* etk_d11.hsusb2_stp */
> +			OMAP3430_CORE2_IOPAD(0x25f4, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d12.hsusb2_dir */
> +			OMAP3430_CORE2_IOPAD(0x25f6, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d13.hsusb2_nxt */
> +			OMAP3430_CORE2_IOPAD(0x25f8, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d14.hsusb2_data0 */
> +			OMAP3430_CORE2_IOPAD(0x25fa, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* etk_d15.hsusb2_data1 */
> +		>;
> +	};
> +
>  	w3cbw003c_2_pins: pinmux_w3cbw003c_2_pins {
>  		pinctrl-single,pins = <
>  			OMAP3430_CORE2_IOPAD(0x25e0, PIN_OUTPUT | MUX_MODE4)		/* etk_d2.gpio_16 */
> diff --git a/arch/arm/boot/dts/omap3-overo.dtsi b/arch/arm/boot/dts/omap3-overo.dtsi
> index 07467cc..8f810db 100644
> --- a/arch/arm/boot/dts/omap3-overo.dtsi
> +++ b/arch/arm/boot/dts/omap3-overo.dtsi
> @@ -30,6 +30,24 @@
>  		ti,codec = <&twl_audio>;
>  	};
>  
> +	/* HS USB Port 2 Power */
> +	hsusb2_power: hsusb2_power_reg {
> +		compatible = "regulator-fixed";
> +		regulator-name = "hsusb2_vbus";
> +		regulator-min-microvolt = <5000000>;
> +		regulator-max-microvolt = <5000000>;
> +		gpio = <&gpio6 8 0>;				/* gpio_168: vbus enable */
> +		startup-delay-us = <70000>;
> +		enable-active-high;
> +	};
> +
> +	/* HS USB Host PHY on PORT 2 */
> +	hsusb2_phy: hsusb2_phy {
> +		compatible = "usb-nop-xceiv";
> +		reset-gpios = <&gpio6 23 GPIO_ACTIVE_LOW>;	/* gpio_183 */
> +		vcc-supply = <&hsusb2_power>;
> +	};
> +
>  	/* Regulator to trigger the nPoweron signal of the Wifi module */
>  	w3cbw003c_npoweron: regulator-w3cbw003c-npoweron {
>  		compatible = "regulator-fixed";
> @@ -64,6 +82,11 @@
>  };
>  
>  &omap3_pmx_core {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <
> +			&hsusb2_pins
> +	>;
> +
>  	uart3_pins: pinmux_uart3_pins {
>  		pinctrl-single,pins = <
>  			OMAP3_CORE1_IOPAD(0x219e, PIN_INPUT | PIN_OFF_WAKEUPENABLE | MUX_MODE0)	/* uart3_rx_irrx.uart3_rx_irrx */
> @@ -107,6 +130,19 @@
>  			OMAP3_CORE1_IOPAD(0x219c, PIN_OUTPUT | MUX_MODE4)		/* uart3_rts_sd.gpio_164 */
>  		>;
>  	};
> +
> +	hsusb2_pins: pinmux_hsusb2_pins {
> +		pinctrl-single,pins = <
> +			OMAP3_CORE1_IOPAD(0x21d4, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi1_cs3.hsusb2_data2 */
> +			OMAP3_CORE1_IOPAD(0x21d6, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_clk.hsusb2_data7 */
> +			OMAP3_CORE1_IOPAD(0x21d8, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_simo.hsusb2_data4 */
> +			OMAP3_CORE1_IOPAD(0x21da, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_somi.hsusb2_data5 */
> +			OMAP3_CORE1_IOPAD(0x21dc, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_cs0.hsusb2_data6 */
> +			OMAP3_CORE1_IOPAD(0x21de, PIN_INPUT_PULLDOWN | MUX_MODE3)	/* mcspi2_cs1.hsusb2_data3 */
> +			OMAP3_CORE1_IOPAD(0x21be, PIN_OUTPUT | MUX_MODE4)		/* i2c2_scl.gpio_168 */
> +			OMAP3_CORE1_IOPAD(0x21c0, PIN_OUTPUT | MUX_MODE4)		/* i2c2_sda.gpio_183 */
> +		>;
> +	};

Does this mean all overo variants use the USB host feature on hsusb2 pins? If not then this can't be here.

If yes then I didn't understand why the hsusb2 pinmux is split up half here and half in "omap3-overo-tobi.dts"
and "omap3-overo-storm-tobi.dts"

>  };
>  
>  &i2c1 {
> @@ -168,6 +204,14 @@
>  	power = <50>;
>  };
>  
> +&usbhshost {
> +	port2-mode = "ehci-phy";
> +};
> +
> +&usbhsehci {
> +	phys = <0 &hsusb2_phy>;
> +};
> +
>  &uart3 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&uart3_pins>;
> 

cheers,
-roger

  reply	other threads:[~2014-03-03 11:03 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-03-03  9:34 [PATCH v3 0/7] ARM: dts: Better support for Gumstix Overo (for 3.15?) Florian Vaussard
2014-03-03  9:34 ` [PATCH v3 1/7] ARM: dts: omap3-tobi: Add missing pinctrl Florian Vaussard
2014-03-03  9:34 ` [PATCH v3 2/7] ARM: dts: omap3-overo: " Florian Vaussard
2014-03-03  9:34 ` [PATCH v3 3/7] ARM: dts: omap3-overo: Enable WiFi/BT combo Florian Vaussard
2014-03-03  9:34 ` [PATCH v3 4/7] ARM: dts: omap3-overo: Add HSUSB PHY Florian Vaussard
2014-03-03 11:03   ` Roger Quadros [this message]
2014-03-03 12:48     ` Florian Vaussard
2014-03-03 13:07       ` Roger Quadros
2014-03-05  8:01         ` Florian Vaussard
2014-03-05 19:39           ` Tony Lindgren
2014-03-07 15:31           ` Florian Vaussard
2014-03-03  9:34 ` [PATCH v3 5/7] ARM: dts: omap: Add common file for SMSC9221 Florian Vaussard
2014-03-03  9:34 ` [PATCH v3 6/7] ARM: dts: omap3-tobi: Use include file omap-gpmc-smsc9221 Florian Vaussard
2014-03-03  9:34 ` [PATCH v3 7/7] ARM: dts: omap3-tobi: Add AT24C01 EEPROM Florian Vaussard

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