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yaml
---
r: 187573
b: refs/heads/master
c: d186f04
h: refs/heads/master
i:
  187571: cf1b9b4
v: v3
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Sascha Hauer committed Feb 4, 2010
1 parent 685bb28 commit 3220d53
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Showing 3 changed files with 60 additions and 1 deletion.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 9cf945cbef42a4524b6a58486bd8bfb96640e97f
refs/heads/master: d186f04c17d86e587e72bc402302df56a9b820f3
55 changes: 55 additions & 0 deletions trunk/arch/arm/plat-mxc/ehci.c
Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,18 @@
#define MX31_H1_PM_BIT (1 << 8)
#define MX31_H1_DT_BIT (1 << 4)

#define MX35_OTG_SIC_SHIFT 29
#define MX35_OTG_SIC_MASK (0x3 << MX35_OTG_SIC_SHIFT)
#define MX35_OTG_PM_BIT (1 << 24)

#define MX35_H1_SIC_SHIFT 21
#define MX35_H1_SIC_MASK (0x3 << MX35_H1_SIC_SHIFT)
#define MX35_H1_PM_BIT (1 << 8)
#define MX35_H1_IPPUE_UP_BIT (1 << 7)
#define MX35_H1_IPPUE_DOWN_BIT (1 << 6)
#define MX35_H1_TLL_BIT (1 << 5)
#define MX35_H1_USBTE_BIT (1 << 4)

int mxc_set_usbcontrol(int port, unsigned int flags)
{
unsigned int v;
Expand Down Expand Up @@ -85,6 +97,49 @@ int mxc_set_usbcontrol(int port, unsigned int flags)
USBCTRL_OTGBASE_OFFSET));
return 0;
}

if (cpu_is_mx35()) {
v = readl(MX35_IO_ADDRESS(MX35_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, MX35_IO_ADDRESS(MX35_OTG_BASE_ADDR +
USBCTRL_OTGBASE_OFFSET));
return 0;
}
#endif /* CONFIG_ARCH_MX3 */
#ifdef CONFIG_MACH_MX27
if (cpu_is_mx27()) {
Expand Down
4 changes: 4 additions & 0 deletions trunk/arch/arm/plat-mxc/include/mach/mxc_ehci.h
Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,10 @@
#define MXC_EHCI_POWER_PINS_ENABLED (1 << 5)
#define MXC_EHCI_TTL_ENABLED (1 << 6)

#define MXC_EHCI_INTERNAL_PHY (1 << 7)
#define MXC_EHCI_IPPUE_DOWN (1 << 8)
#define MXC_EHCI_IPPUE_UP (1 << 9)

struct mxc_usbh_platform_data {
int (*init)(struct platform_device *pdev);
int (*exit)(struct platform_device *pdev);
Expand Down

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