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Need to set global power 

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@3180 7fd9a85b-ad96-42d3-883c-3090e2eb8679
This commit is contained in:
patacongo 2010-12-15 04:20:55 +00:00
parent e52614088a
commit ba793b6a3e
2 changed files with 8 additions and 2 deletions
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9
nuttx/arch/arm/src/lpc17xx/lpc17_usbhost.c
View File

@ -69,7 +69,10 @@
* Definitions
*******************************************************************************/
/* Configuration ***************************************************************/
/* Frame Interval */
#define FI (12000-1) /* 12000 bits per frame (-1) */
#define DEFAULT_FMINTERVAL ((((6 * (FI - 210)) / 7) << 16) | FI)
/* CLKCTRL enable bits */
@ -443,6 +446,10 @@ void up_usbhostinitialize(void)
regval |= OHCI_CTRL_HCFS_OPER;
lpc17_putreg(regval, LPC17_USBHOST_CTRL);
/* Set global power */
lpc17_putreg(OHCI_RHSTATUS_LPS, LPC17_USBHOST_RHSTATUS);
/* Set HCCA base address */
lpc17_putreg((uint32_t)Hcca, LPC17_USBHOST_HCCA);

1
nuttx/include/nuttx/usb/ohci.h
View File

@ -226,7 +226,6 @@
/* HcRhStatus: Root hub status (7.4.3) */
#define OHCI_RHSTATUS_
#define OHCI_RHSTATUS_LPS (1 << 0) /* Bit 0: Local power status */
#define OHCI_RHSTATUS_OCI (1 << 1) /* Bit 1: Over current indicator */
/* Bits 2-14: Reserved */