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yaml
---
r: 201579
b: refs/heads/master
c: 648beaf
h: refs/heads/master
i:
  201577: 9894b6a
  201575: b2a4a51
v: v3
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Eric Bénard authored and Sascha Hauer committed Jul 26, 2010
1 parent 31fe6ef commit 1647740
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Showing 2 changed files with 46 additions and 2 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 5a36c399234d511a347b2be4382c7a55f28c18ba
refs/heads/master: 648beaf5bd7072031bddd84bf7bb482ec459a603
46 changes: 45 additions & 1 deletion trunk/arch/arm/plat-mxc/ehci.c
Original file line number Diff line number Diff line change
Expand Up @@ -73,7 +73,51 @@
int mxc_initialize_usb_hw(int port, unsigned int flags)
{
unsigned int v;
#ifdef CONFIG_ARCH_MX3
#if defined(CONFIG_ARCH_MX25)
if (cpu_is_mx25()) {
v = readl(MX25_IO_ADDRESS(MX25_OTG_BASE_ADDR +
USBCTRL_OTGBASE_OFFSET));

switch (port) {
case 0: /* OTG port */
v &= ~(MX35_OTG_SIC_MASK | MX35_OTG_PM_BIT);
v |= (flags & MXC_EHCI_INTERFACE_MASK)
<< MX35_OTG_SIC_SHIFT;
if (!(flags & MXC_EHCI_POWER_PINS_ENABLED))
v |= MX35_OTG_PM_BIT;

break;
case 1: /* H1 port */
v &= ~(MX35_H1_SIC_MASK | MX35_H1_PM_BIT | MX35_H1_TLL_BIT |
MX35_H1_USBTE_BIT | MX35_H1_IPPUE_DOWN_BIT | MX35_H1_IPPUE_UP_BIT);
v |= (flags & MXC_EHCI_INTERFACE_MASK)
<< MX35_H1_SIC_SHIFT;
if (!(flags & MXC_EHCI_POWER_PINS_ENABLED))
v |= MX35_H1_PM_BIT;

if (!(flags & MXC_EHCI_TTL_ENABLED))
v |= MX35_H1_TLL_BIT;

if (flags & MXC_EHCI_INTERNAL_PHY)
v |= MX35_H1_USBTE_BIT;

if (flags & MXC_EHCI_IPPUE_DOWN)
v |= MX35_H1_IPPUE_DOWN_BIT;

if (flags & MXC_EHCI_IPPUE_UP)
v |= MX35_H1_IPPUE_UP_BIT;

break;
default:
return -EINVAL;
}

writel(v, MX25_IO_ADDRESS(MX25_OTG_BASE_ADDR +
USBCTRL_OTGBASE_OFFSET));
return 0;
}
#endif /* CONFIG_ARCH_MX25 */
#if defined(CONFIG_ARCH_MX3)
if (cpu_is_mx31()) {
v = readl(MX31_IO_ADDRESS(MX31_OTG_BASE_ADDR +
USBCTRL_OTGBASE_OFFSET));
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