diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/fsl_usb.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/arm/plat-mxc/include/mach/fsl_usb.h b/arch/arm/plat-mxc/include/mach/fsl_usb.h index d1235fc337ff..71263360dc69 100644 --- a/arch/arm/plat-mxc/include/mach/fsl_usb.h +++ b/arch/arm/plat-mxc/include/mach/fsl_usb.h @@ -1,5 +1,5 @@ /* - * Copyright 2005-2009 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright 2005-2010 Freescale Semiconductor, Inc. All Rights Reserved. */ /* @@ -88,4 +88,13 @@ static inline void fsl_platform_set_ahb_burst(struct usb_hcd *hcd) writel((temp & (~(0x3f << 16))) | (0x20 << 16), hcd->regs + FSL_SOC_USB_TXFILLTUNING); } + + /* Increase TX fifo threshold for USB+SD in Hostx */ + if (cpu_is_mx53() && (strcmp("DR", pdata->name))) { + temp = readl(hcd->regs + FSL_SOC_USB_TXFILLTUNING); + /* Change TX FIFO threshold to be 0x08 */ + writel((temp & (~(0x3f << 16))) | (0x08 << 16), + hcd->regs + FSL_SOC_USB_TXFILLTUNING); + } + } |