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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 년 전
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1개의 변경된 파일1개의 추가작업 그리고 2개의 파일을 삭제
  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;