text: /*
   * Static memory controller register definitions for PXA CPUs
   *
   * Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
   *
   * 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 __SMEMC_REGS_H
  #define __SMEMC_REGS_H
  
  #define PXA2XX_SMEMC_BASE	0x48000000
  #define PXA3XX_SMEMC_BASE	0x4a000000
  #define SMEMC_VIRT		IOMEM(0xf6000000)
  
  #define MDCNFG		(SMEMC_VIRT + 0x00)  /* SDRAM Configuration Register 0 */
  #define MDREFR		(SMEMC_VIRT + 0x04)  /* SDRAM Refresh Control Register */
  #define MSC0		(SMEMC_VIRT + 0x08)  /* Static Memory Control Register 0 */
  #define MSC1		(SMEMC_VIRT + 0x0C)  /* Static Memory Control Register 1 */
  #define MSC2		(SMEMC_VIRT + 0x10)  /* Static Memory Control Register 2 */
  #define MECR		(SMEMC_VIRT + 0x14)  /* Expansion Memory (PCMCIA/Compact Flash) Bus Configuration */
  #define SXLCR		(SMEMC_VIRT + 0x18)  /* LCR value to be written to SDRAM-Timing Synchronous Flash */
  #define SXCNFG		(SMEMC_VIRT + 0x1C)  /* Synchronous Static Memory Control Register */
  #define SXMRS		(SMEMC_VIRT + 0x24)  /* MRS value to be written to Synchronous Flash or SMROM */
  #define MCMEM0		(SMEMC_VIRT + 0x28)  /* Card interface Common Memory Space Socket 0 Timing */
  #define MCMEM1		(SMEMC_VIRT + 0x2C)  /* Card interface Common Memory Space Socket 1 Timing */
  #define MCATT0		(SMEMC_VIRT + 0x30)  /* Card interface Attribute Space Socket 0 Timing Configuration */
  #define MCATT1		(SMEMC_VIRT + 0x34)  /* Card interface Attribute Space Socket 1 Timing Configuration */
  #define MCIO0		(SMEMC_VIRT + 0x38)  /* Card interface I/O Space Socket 0 Timing Configuration */
  #define MCIO1		(SMEMC_VIRT + 0x3C)  /* Card interface I/O Space Socket 1 Timing Configuration */
  #define MDMRS		(SMEMC_VIRT + 0x40)  /* MRS value to be written to SDRAM */
  #define BOOT_DEF	(SMEMC_VIRT + 0x44)  /* Read-Only Boot-Time Register. Contains BOOT_SEL and PKG_SEL */
  #define MEMCLKCFG	(SMEMC_VIRT + 0x68)  /* Clock Configuration */
  #define CSADRCFG0	(SMEMC_VIRT + 0x80)  /* Address Configuration Register for CS0 */
  #define CSADRCFG1	(SMEMC_VIRT + 0x84)  /* Address Configuration Register for CS1 */
  #define CSADRCFG2	(SMEMC_VIRT + 0x88)  /* Address Configuration Register for CS2 */
  #define CSADRCFG3	(SMEMC_VIRT + 0x8C)  /* Address Configuration Register for CS3 */
  
  /*
   * More handy macros for PCMCIA
   *
   * Arg is socket number
   */
  #define MCMEM(s)	(SMEMC_VIRT + 0x28 + ((s)<<2))  /* Card interface Common Memory Space Socket s Timing */
  #define MCATT(s)	(SMEMC_VIRT + 0x30 + ((s)<<2))  /* Card interface Attribute Space Socket s Timing Configuration */
  #define MCIO(s)		(SMEMC_VIRT + 0x38 + ((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 MDCNFG_DE0	(1 << 0)	/* SDRAM Bank 0 Enable */
  #define MDCNFG_DE1	(1 << 1)	/* SDRAM Bank 1 Enable */
  #define MDCNFG_DE2	(1 << 16)	/* SDRAM Bank 2 Enable */
  #define MDCNFG_DE3	(1 << 17)	/* SDRAM Bank 3 Enable */
  
  #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 */
  
  #endif
  