Hi Javier,
On 10/05/2013 03:04 AM, Javier Martinez Canillas wrote:
> Add device nodes for the HS USB Host port 1, USB PHY and its
> required regulator and also pin mux setup for HS USB1 pins.
>
> Signed-off-by: Javier Martinez Canillas <javier.martinez@xxxxxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/omap3-igep.dtsi | 22 ++++++++++++++++++++++
> arch/arm/boot/dts/omap3-igep0020.dts | 25 +++++++++++++++++++++++++
> 2 files changed, 47 insertions(+)
>
> diff --git a/arch/arm/boot/dts/omap3-igep.dtsi b/arch/arm/boot/dts/omap3-igep.dtsi
> index 0f92224..ec2ecd2 100644
> --- a/arch/arm/boot/dts/omap3-igep.dtsi
> +++ b/arch/arm/boot/dts/omap3-igep.dtsi
> @@ -27,6 +27,11 @@
> };
>
> &omap3_pmx_core {
> + pinctrl-names = "default";
> + pinctrl-0 = <
> + &hsusbb1_pins
> + >;
> +
> uart1_pins: pinmux_uart1_pins {
> pinctrl-single,pins = <
> 0x152 (PIN_INPUT | MUX_MODE0) /* uart1_rx.uart1_rx */
> @@ -78,6 +83,23 @@
> >;
> };
>
> + hsusbb1_pins: pinmux_hsusbb1_pins {
> + pinctrl-single,pins = <
> + 0x5aa (PIN_OUTPUT | MUX_MODE3) /* etk_ctl.hsusb1_clk */
> + 0x5a8 (PIN_OUTPUT | MUX_MODE3) /* etk_clk.hsusb1_stp */
> + 0x5bc (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d8.hsusb1_dir */
> + 0x5be (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d9.hsusb1_nxt */
> + 0x5ac (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d0.hsusb1_data0 */
> + 0x5ae (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d1.hsusb1_data1 */
> + 0x5b0 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d2.hsusb1_data2 */
> + 0x5b2 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d3.hsusb1_data7 */
> + 0x5b4 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d4.hsusb1_data4 */
> + 0x5b6 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d5.hsusb1_data5 */
> + 0x5b8 (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d6.hsusb1_data6 */
> + 0x5ba (PIN_INPUT_PULLDOWN | MUX_MODE3) /* etk_d7.hsusb1_data3 */
> + >;
> + };
> +
Is this pin config required for igep0030 as well? If not then you should move these pinmux
definitions to omap3-igep0020.dts.
All else looks good to me.
> leds_pins: pinmux_leds_pins { };
> };
>
> diff --git a/arch/arm/boot/dts/omap3-igep0020.dts b/arch/arm/boot/dts/omap3-igep0020.dts
> index 903e944..180b186 100644
> --- a/arch/arm/boot/dts/omap3-igep0020.dts
> +++ b/arch/arm/boot/dts/omap3-igep0020.dts
> @@ -55,6 +55,23 @@
> regulator-name = "vdd33a";
> regulator-always-on;
> };
> +
> + /* HS USB Port 1 Power */
> + hsusb1_power: hsusb1_power_reg {
> + compatible = "regulator-fixed";
> + regulator-name = "hsusb1_vbus";
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + gpio = <&twl_gpio 18 GPIO_ACTIVE_LOW>; /* GPIO LEDA */
> + startup-delay-us = <70000>;
> + };
> +
> + /* HS USB Host PHY on PORT 1 */
> + hsusb1_phy: hsusb1_phy {
> + compatible = "usb-nop-xceiv";
> + reset-gpios = <&gpio1 24 GPIO_ACTIVE_LOW>; /* gpio_24 */
> + vcc-supply = <&hsusb1_power>;
> + };
> };
>
> &leds_pins {
> @@ -173,3 +190,11 @@
> mode = <3>;
> power = <50>;
> };
> +
> +&usbhshost {
> + port1-mode = "ehci-phy";
> +};
> +
> +&usbhsehci {
> + phys = <&hsusb1_phy>;
> +};
>
cheers,
-roger
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