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| author | Arnaud Patard (Rtp) <arnaud.patard@rtp-net.org> | 2010-12-20 16:48:56 +0100 |
|---|---|---|
| committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-01-03 10:19:48 +0100 |
| commit | 08406f540c7ce4cfed96fb240906eee04b9e3eb7 (patch) | |
| tree | e3f18e60691a63d075490f3e94f2495772cf274b | |
| parent | 0d95b75e2dd736b23f7cc0971d2f2aacea7f3e49 (diff) | |
| download | blackbird-op-linux-08406f540c7ce4cfed96fb240906eee04b9e3eb7.tar.gz blackbird-op-linux-08406f540c7ce4cfed96fb240906eee04b9e3eb7.zip | |
arch/arm/plat-mxc/ehci.c: fix errors/typos
This patch is fixing some issues :
- MXC_OTG_UCTRL_OPM_BIT is for USBCTRL register and not PHYCTRL register.
- the MXC_EHCI_WAKEUP_ENABLED check was only clearing the bits so never allows
to set them.
Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
| -rw-r--r-- | arch/arm/plat-mxc/ehci.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/arch/arm/plat-mxc/ehci.c b/arch/arm/plat-mxc/ehci.c index d59f5feb3c54..a45660301b08 100644 --- a/arch/arm/plat-mxc/ehci.c +++ b/arch/arm/plat-mxc/ehci.c @@ -278,10 +278,13 @@ int mxc_initialize_usb_hw(int port, unsigned int flags) if (flags & MXC_EHCI_INTERNAL_PHY) { v = __raw_readl(usbother_base + MXC_USB_PHY_CTR_FUNC_OFFSET); - if (flags & MXC_EHCI_POWER_PINS_ENABLED) - v |= (MXC_OTG_PHYCTRL_OC_DIS_BIT | MXC_OTG_UCTRL_OPM_BIT); /* OC/USBPWR is not used */ - else - v &= ~(MXC_OTG_PHYCTRL_OC_DIS_BIT | MXC_OTG_UCTRL_OPM_BIT); /* OC/USBPWR is used */ + if (flags & MXC_EHCI_POWER_PINS_ENABLED) { + /* OC/USBPWR is not used */ + v |= MXC_OTG_PHYCTRL_OC_DIS_BIT; + } else { + /* OC/USBPWR is used */ + v &= ~MXC_OTG_PHYCTRL_OC_DIS_BIT; + } __raw_writel(v, usbother_base + MXC_USB_PHY_CTR_FUNC_OFFSET); v = __raw_readl(usbother_base + MXC_USBCTRL_OFFSET); @@ -289,16 +292,23 @@ int mxc_initialize_usb_hw(int port, unsigned int flags) v |= MXC_OTG_UCTRL_OWIE_BIT;/* OTG wakeup enable */ else v &= ~MXC_OTG_UCTRL_OWIE_BIT;/* OTG wakeup disable */ + if (flags & MXC_EHCI_POWER_PINS_ENABLED) + v |= MXC_OTG_UCTRL_OPM_BIT; + else + v &= ~MXC_OTG_UCTRL_OPM_BIT; __raw_writel(v, usbother_base + MXC_USBCTRL_OFFSET); } break; case 1: /* Host 1 */ /*Host ULPI */ v = __raw_readl(usbother_base + MXC_USBCTRL_OFFSET); - if (flags & MXC_EHCI_WAKEUP_ENABLED) - v &= ~(MXC_H1_UCTRL_H1WIE_BIT | MXC_H1_UCTRL_H1UIE_BIT);/* HOST1 wakeup/ULPI intr disable */ - else - v &= ~(MXC_H1_UCTRL_H1WIE_BIT | MXC_H1_UCTRL_H1UIE_BIT);/* HOST1 wakeup/ULPI intr disable */ + if (flags & MXC_EHCI_WAKEUP_ENABLED) { + /* HOST1 wakeup/ULPI intr enable */ + v |= (MXC_H1_UCTRL_H1WIE_BIT | MXC_H1_UCTRL_H1UIE_BIT); + } else { + /* HOST1 wakeup/ULPI intr disable */ + v &= ~(MXC_H1_UCTRL_H1WIE_BIT | MXC_H1_UCTRL_H1UIE_BIT); + } if (flags & MXC_EHCI_POWER_PINS_ENABLED) v &= ~MXC_H1_UCTRL_H1PM_BIT; /* HOST1 power mask used*/ |
