[PATCH v4 4/7] usb: dwc3-omap: Remove explicit writes to SYSCONFIG register
Kishon Vijay Abraham I
kishon at ti.com
Tue Oct 16 00:27:57 EST 2012
The runtime API's takes care of setting the SYSCONFIG register with
appropriate values. Hence explicit writes to SYSCONFIG register is
removed.
Signed-off-by: Kishon Vijay Abraham I <kishon at ti.com>
---
drivers/usb/dwc3/dwc3-omap.c | 26 --------------------------
1 file changed, 26 deletions(-)
diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
index 1fdf7e2..edc7292 100644
--- a/drivers/usb/dwc3/dwc3-omap.c
+++ b/drivers/usb/dwc3/dwc3-omap.c
@@ -80,23 +80,6 @@
/* SYSCONFIG REGISTER */
#define USBOTGSS_SYSCONFIG_DMADISABLE (1 << 16)
-#define USBOTGSS_SYSCONFIG_STANDBYMODE(x) ((x) << 4)
-
-#define USBOTGSS_STANDBYMODE_FORCE_STANDBY 0
-#define USBOTGSS_STANDBYMODE_NO_STANDBY 1
-#define USBOTGSS_STANDBYMODE_SMART_STANDBY 2
-#define USBOTGSS_STANDBYMODE_SMART_WAKEUP 3
-
-#define USBOTGSS_STANDBYMODE_MASK (0x03 << 4)
-
-#define USBOTGSS_SYSCONFIG_IDLEMODE(x) ((x) << 2)
-
-#define USBOTGSS_IDLEMODE_FORCE_IDLE 0
-#define USBOTGSS_IDLEMODE_NO_IDLE 1
-#define USBOTGSS_IDLEMODE_SMART_IDLE 2
-#define USBOTGSS_IDLEMODE_SMART_WAKEUP 3
-
-#define USBOTGSS_IDLEMODE_MASK (0x03 << 2)
/* IRQ_EOI REGISTER */
#define USBOTGSS_IRQ_EOI_LINE_NUMBER (1 << 0)
@@ -373,15 +356,6 @@ static int __devinit dwc3_omap_probe(struct platform_device *pdev)
reg = dwc3_omap_readl(omap->base, USBOTGSS_SYSCONFIG);
omap->dma_status = !!(reg & USBOTGSS_SYSCONFIG_DMADISABLE);
- /* Set No-Idle and No-Standby */
- reg &= ~(USBOTGSS_STANDBYMODE_MASK
- | USBOTGSS_IDLEMODE_MASK);
-
- reg |= (USBOTGSS_SYSCONFIG_STANDBYMODE(USBOTGSS_STANDBYMODE_NO_STANDBY)
- | USBOTGSS_SYSCONFIG_IDLEMODE(USBOTGSS_IDLEMODE_NO_IDLE));
-
- dwc3_omap_writel(omap->base, USBOTGSS_SYSCONFIG, reg);
-
ret = devm_request_irq(dev, omap->irq, dwc3_omap_interrupt, 0,
"dwc3-omap", omap);
if (ret) {
--
1.7.9.5
More information about the devicetree-discuss
mailing list