csb226.h

来自「优龙2410linux2.6.8内核源代码」· C头文件 代码 · 共 49 行

/*
 * linux/include/asm-arm/arch-pxa/csb226.h
 *
 * (c) 2003 Robert Schwebel <[e-mail]>, Pengutronix
 *  
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef _INCLUDE_ASMARM_ARCHPXA_CSB226_H_
#define _INCLUDE_ASMARM_ARCHPXA_CSB226_H_

/* 
 * GPIOs 
 */
#define GPIO_CSB226_ETH		14

/* 
 * ethernet chip (CS8900) 
 */
#define CSB226_ETH_PHYS		PXA_CS2_PHYS	/* 0x08000000 */
#define CSB226_ETH_VIRT		(0xf8000000)
#define CSB226_ETH_SIZE		(1*1024*1024)
#define CSB226_ETH_IRQ		IRQ_GPIO(GPIO_CSB226_ETH)
#define CSB226_ETH_IRQ_EDGE	GPIO_RISING_EDGE

/*
 * USB disconnect interrupt & USB on/off GPIO
 */
#define GPIO_CSB226_USB_DISC		42	/* USB disconnect           */
#define GPIO_CSB226_USB_ONOFF		45	/* switch on/off USB pullup */
#define CSB226_USB_DISC_IRQ		IRQ_GPIO(GPIO_CSB226_USB_DISC)
#define CSB226_USB_DISC_IRQ_EDGE	IRQT_RISING

/*
 * virtual to physical conversion macros
 */
#define CSB226_P2V(x)		((x) - CSB226_FPGA_PHYS + CSB226_FPGA_VIRT)
#define CSB226_V2P(x)		((x) - CSB226_FPGA_VIRT + CSB226_FPGA_PHYS)

#ifndef __ASSEMBLY__
#  define __CSB226_REG(x)	(*((volatile unsigned long *)CSB226_P2V(x)))
#else
#  define __CSB226_REG(x)	CSB226_P2V(x)
#endif

#endif