summaryrefslogtreecommitdiff
path: root/drivers/usb/musb/da8xx.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/musb/da8xx.c')
-rw-r--r--drivers/usb/musb/da8xx.c36
1 files changed, 30 insertions, 6 deletions
diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
index e89708d839e5..d79c288ccbf2 100644
--- a/drivers/usb/musb/da8xx.c
+++ b/drivers/usb/musb/da8xx.c
@@ -125,7 +125,6 @@ static void da8xx_musb_disable(struct musb *musb)
musb_writel(reg_base, DA8XX_USB_INTR_MASK_CLEAR_REG,
DA8XX_INTR_USB_MASK |
DA8XX_INTR_TX_MASK | DA8XX_INTR_RX_MASK);
- musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
musb_writel(reg_base, DA8XX_USB_END_OF_INTR_REG, 0);
}
@@ -458,15 +457,11 @@ static inline u8 get_vbus_power(struct device *dev)
}
static const struct musb_platform_ops da8xx_ops = {
- .quirks = MUSB_DMA_CPPI | MUSB_INDEXED_EP,
+ .quirks = MUSB_INDEXED_EP | MUSB_PRESERVE_SESSION,
.init = da8xx_musb_init,
.exit = da8xx_musb_exit,
.fifo_mode = 2,
-#ifdef CONFIG_USB_TI_CPPI_DMA
- .dma_init = cppi_dma_controller_create,
- .dma_exit = cppi_dma_controller_destroy,
-#endif
.enable = da8xx_musb_enable,
.disable = da8xx_musb_disable,
@@ -578,6 +573,34 @@ static int da8xx_remove(struct platform_device *pdev)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int da8xx_suspend(struct device *dev)
+{
+ int ret;
+ struct da8xx_glue *glue = dev_get_drvdata(dev);
+
+ ret = phy_power_off(glue->phy);
+ if (ret)
+ return ret;
+ clk_disable_unprepare(glue->clk);
+
+ return 0;
+}
+
+static int da8xx_resume(struct device *dev)
+{
+ int ret;
+ struct da8xx_glue *glue = dev_get_drvdata(dev);
+
+ ret = clk_prepare_enable(glue->clk);
+ if (ret)
+ return ret;
+ return phy_power_on(glue->phy);
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(da8xx_pm_ops, da8xx_suspend, da8xx_resume);
+
#ifdef CONFIG_OF
static const struct of_device_id da8xx_id_table[] = {
{
@@ -593,6 +616,7 @@ static struct platform_driver da8xx_driver = {
.remove = da8xx_remove,
.driver = {
.name = "musb-da8xx",
+ .pm = &da8xx_pm_ops,
.of_match_table = of_match_ptr(da8xx_id_table),
},
};