diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/Makefile | 1 | ||||
| -rw-r--r-- | drivers/usb/host/ohci-da8xx.c | 48 | ||||
| -rw-r--r-- | drivers/usb/musb/da8xx.c | 3 | ||||
| -rw-r--r-- | drivers/usb/musb/da8xx.h | 102 |
4 files changed, 51 insertions, 103 deletions
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 6de9164..bcb4662 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -28,6 +28,7 @@ LIB := $(obj)libusb_host.o # ohci COBJS-$(CONFIG_USB_OHCI_NEW) += ohci-hcd.o COBJS-$(CONFIG_USB_ATMEL) += ohci-at91.o +COBJS-$(CONFIG_USB_OHCI_DA8XX) += ohci-da8xx.o COBJS-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o COBJS-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o COBJS-$(CONFIG_USB_S3C64XX) += s3c64xx-hcd.o diff --git a/drivers/usb/host/ohci-da8xx.c b/drivers/usb/host/ohci-da8xx.c new file mode 100644 index 0000000..f0ccb83 --- /dev/null +++ b/drivers/usb/host/ohci-da8xx.c @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2012 Sughosh Ganu <urwithsughosh@gmail.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <common.h> + +#include <asm/arch/da8xx-usb.h> + +int usb_cpu_init(void) +{ + /* enable psc for usb2.0 */ + lpsc_on(DAVINCI_LPSC_USB20); + + /* enable psc for usb1.0 */ + lpsc_on(DAVINCI_LPSC_USB11); + + /* start the on-chip usb phy and its pll */ + if (usb_phy_on()) + return 0; + + return 1; +} + +int usb_cpu_stop(void) +{ + usb_phy_off(); + + /* turn off the usb clock and assert the module reset */ + lpsc_disable(DAVINCI_LPSC_USB11); + lpsc_disable(DAVINCI_LPSC_USB20); + + return 0; +} + +int usb_cpu_init_fail(void) +{ + return usb_cpu_stop(); +} diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c index 617d88e..653410a 100644 --- a/drivers/usb/musb/da8xx.c +++ b/drivers/usb/musb/da8xx.c @@ -23,7 +23,8 @@ */ #include <common.h> -#include "da8xx.h" +#include "musb_core.h" +#include <asm/arch/da8xx-usb.h> /* MUSB platform configuration */ struct musb_config musb_cfg = { diff --git a/drivers/usb/musb/da8xx.h b/drivers/usb/musb/da8xx.h deleted file mode 100644 index be1cdaf..0000000 --- a/drivers/usb/musb/da8xx.h +++ /dev/null @@ -1,102 +0,0 @@ -/* - * da8xx.h -- TI's DA8xx platform specific usb wrapper definitions. - * - * Author: Ajay Kumar Gupta <ajay.gupta@ti.com> - * - * Based on drivers/usb/musb/davinci.h - * - * Copyright (C) 2009 Texas Instruments Incorporated - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ -#ifndef __DA8XX_MUSB_H__ -#define __DA8XX_MUSB_H__ - -#include <asm/arch/hardware.h> -#include <asm/arch/gpio.h> -#include "musb_core.h" - -/* Base address of da8xx usb0 wrapper */ -#define DA8XX_USB_OTG_BASE 0x01E00000 - -/* Base address of da8xx musb core */ -#define DA8XX_USB_OTG_CORE_BASE (DA8XX_USB_OTG_BASE + 0x400) - -/* Timeout for DA8xx usb module */ -#define DA8XX_USB_OTG_TIMEOUT 0x3FFFFFF - -/* - * DA8xx platform USB wrapper register overlay. - */ -struct da8xx_usb_regs { - dv_reg revision; - dv_reg control; - dv_reg status; - dv_reg emulation; - dv_reg mode; - dv_reg autoreq; - dv_reg srpfixtime; - dv_reg teardown; - dv_reg intsrc; - dv_reg intsrc_set; - dv_reg intsrc_clr; - dv_reg intmsk; - dv_reg intmsk_set; - dv_reg intmsk_clr; - dv_reg intsrcmsk; - dv_reg eoi; - dv_reg intvector; - dv_reg grndis_size[4]; -}; - -#define da8xx_usb_regs ((struct da8xx_usb_regs *)DA8XX_USB_OTG_BASE) - -/* DA8XX interrupt bits definitions */ -#define DA8XX_USB_TX_ENDPTS_MASK 0x1f /* ep0 + 4 tx */ -#define DA8XX_USB_RX_ENDPTS_MASK 0x1e /* 4 rx */ -#define DA8XX_USB_TXINT_SHIFT 0 -#define DA8XX_USB_RXINT_SHIFT 8 - -#define DA8XX_USB_USBINT_MASK 0x01ff0000 /* 8 Mentor, DRVVBUS */ -#define DA8XX_USB_TXINT_MASK \ - (DA8XX_USB_TX_ENDPTS_MASK << DA8XX_USB_TXINT_SHIFT) -#define DA8XX_USB_RXINT_MASK \ - (DA8XX_USB_RX_ENDPTS_MASK << DA8XX_USB_RXINT_SHIFT) - -/* DA8xx CFGCHIP2 (USB 2.0 PHY Control) register bits */ -#define CFGCHIP2_PHYCLKGD (1 << 17) -#define CFGCHIP2_VBUSSENSE (1 << 16) -#define CFGCHIP2_RESET (1 << 15) -#define CFGCHIP2_OTGMODE (3 << 13) -#define CFGCHIP2_NO_OVERRIDE (0 << 13) -#define CFGCHIP2_FORCE_HOST (1 << 13) -#define CFGCHIP2_FORCE_DEVICE (2 << 13) -#define CFGCHIP2_FORCE_HOST_VBUS_LOW (3 << 13) -#define CFGCHIP2_USB1PHYCLKMUX (1 << 12) -#define CFGCHIP2_USB2PHYCLKMUX (1 << 11) -#define CFGCHIP2_PHYPWRDN (1 << 10) -#define CFGCHIP2_OTGPWRDN (1 << 9) -#define CFGCHIP2_DATPOL (1 << 8) -#define CFGCHIP2_USB1SUSPENDM (1 << 7) -#define CFGCHIP2_PHY_PLLON (1 << 6) /* override PLL suspend */ -#define CFGCHIP2_SESENDEN (1 << 5) /* Vsess_end comparator */ -#define CFGCHIP2_VBDTCTEN (1 << 4) /* Vbus comparator */ -#define CFGCHIP2_REFFREQ (0xf << 0) -#define CFGCHIP2_REFFREQ_12MHZ (1 << 0) -#define CFGCHIP2_REFFREQ_24MHZ (2 << 0) -#define CFGCHIP2_REFFREQ_48MHZ (3 << 0) - -#define DA8XX_USB_VBUS_GPIO (1 << 15) -#endif /* __DA8XX_MUSB_H__ */ |