diff options
author | Sughosh Ganu <urwithsughosh@gmail.com> | 2012-08-09 10:45:20 (GMT) |
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committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 12:58:19 (GMT) |
commit | 25f8bf6eff9e66df850301c5e9e5259807e286f0 (patch) | |
tree | ac5279bf8fda37cce9c11c4fb7c5c9eb34015f29 /arch/arm/include/asm/arch-davinci | |
parent | 975b71bc10acb944092456fceb35aca7222addc0 (diff) | |
download | u-boot-25f8bf6eff9e66df850301c5e9e5259807e286f0.tar.xz |
da8xx/hawkboard: Add support for ohci host controller
Also enable the ohci port on hawkboard. These additions result in an
increased u-boot size -- adjust the same accordingly in the board's
config.
Move the usb header for da8xx platforms under arch-davinci.
Signed-off-by: Sughosh Ganu <urwithsughosh@gmail.com>
Diffstat (limited to 'arch/arm/include/asm/arch-davinci')
-rw-r--r-- | arch/arm/include/asm/arch-davinci/da8xx-usb.h | 105 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-davinci/hardware.h | 1 |
2 files changed, 106 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-davinci/da8xx-usb.h b/arch/arm/include/asm/arch-davinci/da8xx-usb.h new file mode 100644 index 0000000..eb79bf8 --- /dev/null +++ b/arch/arm/include/asm/arch-davinci/da8xx-usb.h @@ -0,0 +1,105 @@ +/* + * da8xx-usb.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> + +/* 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) + +int usb_phy_on(void); +void usb_phy_off(void); + +#endif /* __DA8XX_MUSB_H__ */ diff --git a/arch/arm/include/asm/arch-davinci/hardware.h b/arch/arm/include/asm/arch-davinci/hardware.h index 5267973..6eed6c9 100644 --- a/arch/arm/include/asm/arch-davinci/hardware.h +++ b/arch/arm/include/asm/arch-davinci/hardware.h @@ -306,6 +306,7 @@ typedef volatile unsigned int * dv_reg_p; void lpsc_on(unsigned int id); void lpsc_syncreset(unsigned int id); +void lpsc_disable(unsigned int id); void dsp_on(void); void davinci_enable_uart0(void); |