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usb: gadget: renesas_usbhs: add platform power control function

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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
This commit is contained in:
Kuninori Morimoto 2011-10-23 19:57:10 -07:00 committed by Felipe Balbi
parent a49a88f108
commit f1ee56a000
2 changed files with 15 additions and 0 deletions
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7
drivers/usb/renesas_usbhs/common.c
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@ -291,18 +291,25 @@ static u32 usbhsc_default_pipe_type[] = {
*/
static void usbhsc_power_ctrl(struct usbhs_priv *priv, int enable)
{
struct platform_device *pdev = usbhs_priv_to_pdev(priv);
struct device *dev = usbhs_priv_to_dev(priv);
if (enable) {
/* enable PM */
pm_runtime_get_sync(dev);
/* enable platform power */
usbhs_platform_call(priv, power_ctrl, pdev, priv->base, enable);
/* USB on */
usbhs_sys_clock_ctrl(priv, enable);
} else {
/* USB off */
usbhs_sys_clock_ctrl(priv, enable);
/* disable platform power */
usbhs_platform_call(priv, power_ctrl, pdev, priv->base, enable);
/* disable PM */
pm_runtime_put_sync(dev);
}

8
include/linux/usb/renesas_usbhs.h
View file

@ -64,6 +64,14 @@ struct renesas_usbhs_platform_callback {
*/
void (*hardware_exit)(struct platform_device *pdev);
/*
* option:
*
* for board specific clock control
*/
void (*power_ctrl)(struct platform_device *pdev,
void __iomem *base, int enable);
/*
* option:
*