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[PATCH] USB: Fix masking bug initialization of Freescale EHCI controller

In setting up the of PHY we masked off too many bits, instead just
initialize PORTSC for the type of PHY we are using.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Kumar Gala 19 年之前
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499003e815
共有 1 個文件被更改,包括 1 次插入2 次删除
  1. 1 2
      drivers/usb/host/ehci-fsl.c

+ 1 - 2
drivers/usb/host/ehci-fsl.c

@@ -160,8 +160,7 @@ static void mpc83xx_setup_phy(struct ehci_hcd *ehci,
 			      enum fsl_usb2_phy_modes phy_mode,
 			      unsigned int port_offset)
 {
-	u32 portsc = readl(&ehci->regs->port_status[port_offset]);
-	portsc &= ~PORT_PTS_MSK;
+	u32 portsc = 0;
 	switch (phy_mode) {
 	case FSL_USB2_PHY_ULPI:
 		portsc |= PORT_PTS_ULPI;