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- From ff4fb46407f3aee09432a897822e4934d5c6b3ff Mon Sep 17 00:00:00 2001
- From: Jingchang Lu <[email protected]>
- Date: Thu, 4 Aug 2011 09:59:54 +0800
- Subject: [PATCH 44/52] Fix Max3353 otg toggle bug
- The max3353 charge pump work with SOC FS/LS transceiver,
- during dual role toggle, the root hub port should be powered
- off to disable port status detection when suspend host mode,
- otherwise it won't work properly when switch to host mode.
- Signed-off-by: Jingchang Lu <[email protected]>
- ---
- drivers/usb/host/ehci-fsl.c | 2 +-
- 1 files changed, 1 insertions(+), 1 deletions(-)
- --- a/drivers/usb/host/ehci-fsl.c
- +++ b/drivers/usb/host/ehci-fsl.c
- @@ -528,7 +528,7 @@ static int ehci_fsl_suspend(struct devic
- pdata->pm_portsc &= cpu_to_hc32(ehci, ~PORT_RWC_BITS);
-
- pdata->suspended = 1;
- -#if 0
- +#if defined(CONFIG_USB_M5441X_MAX3353_FSLS)
- /* clear PP to cut power to the port */
- tmp = ehci_readl(ehci, &ehci->regs->port_status[0]);
- tmp &= ~PORT_POWER;
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