linux/include/asm-arm/arch-pxa/pxa2xx-regs.h

/*
 *  linux/include/asm-arm/arch-pxa/pxa2xx-regs.h
 *
 *  Taken from pxa-regs.h by Russell King
 *
 *  Author:	Nicolas Pitre
 *  Copyright:	MontaVista Software Inc.
 *
 * 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 __PXA2XX_REGS_H
#define __PXA2XX_REGS_H

/*
 * Memory controller
 */

#define MDCNFG		__REG(0x48000000)  /* SDRAM Configuration Register 0 */
#define MDREFR		__REG(0x48000004)  /* SDRAM Refresh Control Register */
#define MSC0		__REG(0x48000008)  /* Static Memory Control Register 0 */
#define MSC1		__REG(0x4800000C)  /* Static Memory Control Register 1 */
#define MSC2		__REG(0x48000010)  /* Static Memory Control Register 2 */
#define MECR		__REG(0x48000014)  /* Expansion Memory (PCMCIA/Compact Flash) Bus Configuration */
#define SXLCR		__REG(0x48000018)  /* LCR value to be written to SDRAM-Timing Synchronous Flash */
#define SXCNFG		__REG(0x4800001C)  /* Synchronous Static Memory Control Register */
#define SXMRS		__REG(0x48000024)  /* MRS value to be written to Synchronous Flash or SMROM */
#define MCMEM0		__REG(0x48000028)  /* Card interface Common Memory Space Socket 0 Timing */
#define MCMEM1		__REG(0x4800002C)  /* Card interface Common Memory Space Socket 1 Timing */
#define MCATT0		__REG(0x48000030)  /* Card interface Attribute Space Socket 0 Timing Configuration */
#define MCATT1		__REG(0x48000034)  /* Card interface Attribute Space Socket 1 Timing Configuration */
#define MCIO0		__REG(0x48000038)  /* Card interface I/O Space Socket 0 Timing Configuration */
#define MCIO1		__REG(0x4800003C)  /* Card interface I/O Space Socket 1 Timing Configuration */
#define MDMRS		__REG(0x48000040)  /* MRS value to be written to SDRAM */
#define BOOT_DEF	__REG(0x48000044)  /* Read-Only Boot-Time Register. Contains BOOT_SEL and PKG_SEL */

/*
 * More handy macros for PCMCIA
 *
 * Arg is socket number
 */
#define MCMEM(s)	__REG2(0x48000028, (s)<<2 )  /* Card interface Common Memory Space Socket s Timing */
#define MCATT(s)	__REG2(0x48000030, (s)<<2 )  /* Card interface Attribute Space Socket s Timing Configuration */
#define MCIO(s)		__REG2(0x48000038, (s)<<2 )  /* Card interface I/O Space Socket s Timing Configuration */

/* MECR register defines */
#define MECR_NOS	(1 << 0)	/* Number Of Sockets: 0 -> 1 sock, 1 -> 2 sock */
#define MECR_CIT	(1 << 1)	/* Card Is There: 0 -> no card, 1 -> card inserted */

#define MDREFR_K0DB4	(1 << 29)	/* SDCLK0 Divide by 4 Control/Status */
#define MDREFR_K2FREE	(1 << 25)	/* SDRAM Free-Running Control */
#define MDREFR_K1FREE	(1 << 24)	/* SDRAM Free-Running Control */
#define MDREFR_K0FREE	(1 << 23)	/* SDRAM Free-Running Control */
#define MDREFR_SLFRSH	(1 << 22)	/* SDRAM Self-Refresh Control/Status */
#define MDREFR_APD	(1 << 20)	/* SDRAM/SSRAM Auto-Power-Down Enable */
#define MDREFR_K2DB2	(1 << 19)	/* SDCLK2 Divide by 2 Control/Status */
#define MDREFR_K2RUN	(1 << 18)	/* SDCLK2 Run Control/Status */
#define MDREFR_K1DB2	(1 << 17)	/* SDCLK1 Divide by 2 Control/Status */
#define MDREFR_K1RUN	(1 << 16)	/* SDCLK1 Run Control/Status */
#define MDREFR_E1PIN	(1 << 15)	/* SDCKE1 Level Control/Status */
#define MDREFR_K0DB2	(1 << 14)	/* SDCLK0 Divide by 2 Control/Status */
#define MDREFR_K0RUN	(1 << 13)	/* SDCLK0 Run Control/Status */
#define MDREFR_E0PIN	(1 << 12)	/* SDCKE0 Level Control/Status */


#ifdef CONFIG_PXA27x

#define ARB_CNTRL	__REG(0x48000048)  /* Arbiter Control Register */

#define ARB_DMA_SLV_PARK	(1<<31)	   /* Be parked with DMA slave when idle */
#define ARB_CI_PARK		(1<<30)	   /* Be parked with Camera Interface when idle */
#define ARB_EX_MEM_PARK 	(1<<29)	   /* Be parked with external MEMC when idle */
#define ARB_INT_MEM_PARK	(1<<28)	   /* Be parked with internal MEMC when idle */
#define ARB_USB_PARK		(1<<27)	   /* Be parked with USB when idle */
#define ARB_LCD_PARK		(1<<26)	   /* Be parked with LCD when idle */
#define ARB_DMA_PARK		(1<<25)	   /* Be parked with DMA when idle */
#define ARB_CORE_PARK		(1<<24)	   /* Be parked with core when idle */
#define ARB_LOCK_FLAG		(1<<23)	   /* Only Locking masters gain access to the bus */

#endif

#endif