[U-Boot] [PATCH v4 03/20] usb: ehci-mx6: Make regulator DM_REGULATOR dependent

Lukasz Majewski lukma at denx.de
Sat Feb 2 21:47:29 UTC 2019


On Fri, 1 Feb 2019 16:40:08 +0000
Abel Vesa <abel.vesa at nxp.com> wrote:

> Do the regulator related work only if the build has the DM_REGULATOR.
> 

Yes, this part was missing for IMX6Q - especially SPL can get away with
enabling SPL_DM_REGULATOR if needed.

Reviewed-by: Lukasz Majewski <lukma at denx.de>

> Signed-off-by: Abel Vesa <abel.vesa at nxp.com>
> Reviewed-by: Peng Fan <peng.fan at nxp.com>
> ---
>  drivers/usb/host/ehci-mx6.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/host/ehci-mx6.c b/drivers/usb/host/ehci-mx6.c
> index 1acf08d..9483947 100644
> --- a/drivers/usb/host/ehci-mx6.c
> +++ b/drivers/usb/host/ehci-mx6.c
> @@ -404,6 +404,7 @@ static int mx6_init_after_reset(struct ehci_ctrl
> *dev) if (ret)
>  		return ret;
>  
> +#if CONFIG_IS_ENABLED(DM_REGULATOR)
>  	if (priv->vbus_supply) {
>  		ret = regulator_set_enable(priv->vbus_supply,
>  					   (type ==
> USB_INIT_DEVICE) ? @@ -413,6 +414,7 @@ static int
> mx6_init_after_reset(struct ehci_ctrl *dev) return ret;
>  		}
>  	}
> +#endif
>  
>  	if (type == USB_INIT_DEVICE)
>  		return 0;
> @@ -514,15 +516,17 @@ static int ehci_usb_probe(struct udevice *dev)
>  	priv->portnr = dev->seq;
>  	priv->init_type = type;
>  
> +#if CONFIG_IS_ENABLED(DM_REGULATOR)
>  	ret = device_get_supply_regulator(dev, "vbus-supply",
>  					  &priv->vbus_supply);
>  	if (ret)
>  		debug("%s: No vbus supply\n", dev->name);
> -
> +#endif
>  	ret = ehci_mx6_common_init(ehci, priv->portnr);
>  	if (ret)
>  		return ret;
>  
> +#if CONFIG_IS_ENABLED(DM_REGULATOR)
>  	if (priv->vbus_supply) {
>  		ret = regulator_set_enable(priv->vbus_supply,
>  					   (type ==
> USB_INIT_DEVICE) ? @@ -532,6 +536,7 @@ static int
> ehci_usb_probe(struct udevice *dev) return ret;
>  		}
>  	}
> +#endif
>  
>  	if (priv->init_type == USB_INIT_HOST) {
>  		setbits_le32(&ehci->usbmode, CM_HOST);




Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma at denx.de
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