Re: [PATCHv4 00/19] First round in OTG rework

From: Heikki Krogerus
Date: Tue Sep 20 2011 - 02:50:36 EST


Hi,

On Mon, Sep 19, 2011 at 01:55:20PM +0200, Sascha Hauer wrote:
> The following is needed to make i.MX compile and work. You renamed
> pdata->otg to pdata->xceiv in the driver, but not in the header file.
> Renaming it would also mean to rename it in the boards using this
> header, that's why I kept the name 'otg' for now instead of renaming
> it to 'xceiv' (or 'phy' which I like better).

Thanks for the review. Is it OK to make this part of the imx patch?


> diff --git a/arch/arm/mach-imx/mx31moboard-devboard.c b/arch/arm/mach-imx/mx31moboard-devboard.c
> index cb792d0..f11d0ef 100644
> --- a/arch/arm/mach-imx/mx31moboard-devboard.c
> +++ b/arch/arm/mach-imx/mx31moboard-devboard.c
> @@ -177,7 +177,7 @@ static int devboard_isp1105_init(struct usb_phy *otg)
> }
>
>
> -static int devboard_isp1105_set_vbus(struct usb_phy *otg, bool on)
> +static int devboard_isp1105_set_vbus(struct usb_otg *otg, bool on)
> {
> if (on)
> gpio_set_value(USBH1_VBUSEN_B, 0);
> diff --git a/arch/arm/mach-imx/mx31moboard-marxbot.c b/arch/arm/mach-imx/mx31moboard-marxbot.c
> index f921e47..0eb1d12 100644
> --- a/arch/arm/mach-imx/mx31moboard-marxbot.c
> +++ b/arch/arm/mach-imx/mx31moboard-marxbot.c
> @@ -291,7 +291,7 @@ static int marxbot_isp1105_init(struct usb_phy *otg)
> }
>
>
> -static int marxbot_isp1105_set_vbus(struct usb_phy *otg, bool on)
> +static int marxbot_isp1105_set_vbus(struct usb_otg *otg, bool on)
> {
> if (on)
> gpio_set_value(USBH1_VBUSEN_B, 0);
> diff --git a/arch/arm/plat-mxc/include/mach/mxc_ehci.h b/arch/arm/plat-mxc/include/mach/mxc_ehci.h
> index 2c159dc..9ffd1bb 100644
> --- a/arch/arm/plat-mxc/include/mach/mxc_ehci.h
> +++ b/arch/arm/plat-mxc/include/mach/mxc_ehci.h
> @@ -44,7 +44,7 @@ struct mxc_usbh_platform_data {
> int (*exit)(struct platform_device *pdev);
>
> unsigned int portsc;
> - struct otg_transceiver *otg;
> + struct usb_phy *otg;
> };
>
> int mx51_initialize_usb_hw(int port, unsigned int flags);
> diff --git a/drivers/usb/host/ehci-mxc.c b/drivers/usb/host/ehci-mxc.c
> index 6e32147..cf8f192 100644
> --- a/drivers/usb/host/ehci-mxc.c
> +++ b/drivers/usb/host/ehci-mxc.c
> @@ -218,15 +218,15 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
> msleep(10);
>
> /* Initialize the transceiver */
> - if (pdata->xceiv) {
> - pdata->xceiv->io_priv = hcd->regs + ULPI_VIEWPORT_OFFSET;
> - ret = usb_phy_init(pdata->xceiv);
> + if (pdata->otg) {
> + pdata->otg->io_priv = hcd->regs + ULPI_VIEWPORT_OFFSET;
> + ret = usb_phy_init(pdata->otg);
> if (ret) {
> dev_err(dev, "unable to init transceiver, probably missing\n");
> ret = -ENODEV;
> goto err_add;
> }
> - ret = otg_set_vbus(pdata->xceiv->otg, 1);
> + ret = otg_set_vbus(pdata->otg->otg, 1);
> if (ret) {
> dev_err(dev, "unable to enable vbus on transceiver\n");
> goto err_add;
> @@ -240,17 +240,17 @@ static int ehci_mxc_drv_probe(struct platform_device *pdev)
> if (ret)
> goto err_add;
>
> - if (pdata->xceiv) {
> + if (pdata->otg) {
> /*
> * efikamx and efikasb have some hardware bug which is
> * preventing usb to work unless CHRGVBUS is set.
> * It's in violation of USB specs
> */
> if (machine_is_mx51_efikamx() || machine_is_mx51_efikasb()) {
> - flags = usb_phy_io_read(pdata->xceiv,
> + flags = usb_phy_io_read(pdata->otg,
> ULPI_OTG_CTRL);
> flags |= ULPI_OTG_CTRL_CHRGVBUS;
> - ret = usb_phy_io_write(pdata->xceiv, flags,
> + ret = usb_phy_io_write(pdata->otg, flags,
> ULPI_OTG_CTRL);
> if (ret) {
> dev_err(dev, "unable to set CHRVBUS\n");
> @@ -298,8 +298,8 @@ static int __exit ehci_mxc_drv_remove(struct platform_device *pdev)
> if (pdata && pdata->exit)
> pdata->exit(pdev);
>
> - if (pdata->xceiv)
> - usb_phy_shutdown(pdata->xceiv);
> + if (pdata->otg)
> + usb_phy_shutdown(pdata->otg);
>
> usb_remove_hcd(hcd);
> iounmap(hcd->regs);

--
heikki
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