linux/arch/arm/mach-pxa/include/mach/trizeps4.h
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   1/************************************************************************
   2 * Include file for TRIZEPS4 SoM and ConXS eval-board
   3 * Copyright (c) Jürgen Schindele
   4 * 2006
   5 ************************************************************************/
   6
   7/*
   8 * Includes/Defines
   9 */
  10#ifndef _TRIPEPS4_H_
  11#define _TRIPEPS4_H_
  12
  13/* physical memory regions */
  14#define TRIZEPS4_FLASH_PHYS     (PXA_CS0_PHYS)  /* Flash region */
  15#define TRIZEPS4_DISK_PHYS      (PXA_CS1_PHYS)  /* Disk On Chip region */
  16#define TRIZEPS4_ETH_PHYS       (PXA_CS2_PHYS)  /* Ethernet DM9000 region */
  17#define TRIZEPS4_PIC_PHYS       (PXA_CS3_PHYS)  /* Logic chip on ConXS-Board */
  18#define TRIZEPS4_SDRAM_BASE     0xa0000000      /* SDRAM region */
  19
  20                                /* Logic on ConXS-board CSFR register*/
  21#define TRIZEPS4_CFSR_PHYS      (PXA_CS3_PHYS)
  22                                /* Logic on ConXS-board BOCR register*/
  23#define TRIZEPS4_BOCR_PHYS      (PXA_CS3_PHYS+0x02000000)
  24                                /* Logic on ConXS-board IRCR register*/
  25#define TRIZEPS4_IRCR_PHYS      (PXA_CS3_PHYS+0x02400000)
  26                                /* Logic on ConXS-board UPSR register*/
  27#define TRIZEPS4_UPSR_PHYS      (PXA_CS3_PHYS+0x02800000)
  28                                /* Logic on ConXS-board DICR register*/
  29#define TRIZEPS4_DICR_PHYS      (PXA_CS3_PHYS+0x03800000)
  30
  31/* virtual memory regions */
  32#define TRIZEPS4_DISK_VIRT      0xF0000000      /* Disk On Chip region */
  33
  34#define TRIZEPS4_PIC_VIRT       0xF0100000      /* not used */
  35#define TRIZEPS4_CFSR_VIRT      0xF0100000
  36#define TRIZEPS4_BOCR_VIRT      0xF0200000
  37#define TRIZEPS4_DICR_VIRT      0xF0300000
  38#define TRIZEPS4_IRCR_VIRT      0xF0400000
  39#define TRIZEPS4_UPSR_VIRT      0xF0500000
  40
  41/* size of flash */
  42#define TRIZEPS4_FLASH_SIZE     0x02000000      /* Flash size 32 MB */
  43
  44/* Ethernet Controller Davicom DM9000 */
  45#define GPIO_DM9000             101
  46#define TRIZEPS4_ETH_IRQ        PXA_GPIO_TO_IRQ(GPIO_DM9000)
  47
  48/* UCB1400 audio / TS-controller */
  49#define GPIO_UCB1400            1
  50#define TRIZEPS4_UCB1400_IRQ    PXA_GPIO_TO_IRQ(GPIO_UCB1400)
  51
  52/* PCMCIA socket Compact Flash */
  53#define GPIO_PCD                11              /* PCMCIA Card Detect */
  54#define TRIZEPS4_CD_IRQ         PXA_GPIO_TO_IRQ(GPIO_PCD)
  55#define GPIO_PRDY               13              /* READY / nINT */
  56#define TRIZEPS4_READY_NINT     PXA_GPIO_TO_IRQ(GPIO_PRDY)
  57
  58/* MMC socket */
  59#define GPIO_MMC_DET            12
  60#define TRIZEPS4_MMC_IRQ        PXA_GPIO_TO_IRQ(GPIO_MMC_DET)
  61
  62/* DOC NAND chip */
  63#define GPIO_DOC_LOCK           94
  64#define GPIO_DOC_IRQ            93
  65#define TRIZEPS4_DOC_IRQ        PXA_GPIO_TO_IRQ(GPIO_DOC_IRQ)
  66
  67/* SPI interface */
  68#define GPIO_SPI                53
  69#define TRIZEPS4_SPI_IRQ        PXA_GPIO_TO_IRQ(GPIO_SPI)
  70
  71/* LEDS using tx2 / rx2 */
  72#define GPIO_SYS_BUSY_LED       46
  73#define GPIO_HEARTBEAT_LED      47
  74
  75/* Off-module PIC on ConXS board */
  76#define GPIO_PIC                0
  77#define TRIZEPS4_PIC_IRQ        PXA_GPIO_TO_IRQ(GPIO_PIC)
  78
  79#ifdef CONFIG_MACH_TRIZEPS_CONXS
  80/* for CONXS base board define these registers */
  81#define CFSR_P2V(x)     ((x) - TRIZEPS4_CFSR_PHYS + TRIZEPS4_CFSR_VIRT)
  82#define CFSR_V2P(x)     ((x) - TRIZEPS4_CFSR_VIRT + TRIZEPS4_CFSR_PHYS)
  83
  84#define BCR_P2V(x)      ((x) - TRIZEPS4_BOCR_PHYS + TRIZEPS4_BOCR_VIRT)
  85#define BCR_V2P(x)      ((x) - TRIZEPS4_BOCR_VIRT + TRIZEPS4_BOCR_PHYS)
  86
  87#define DCR_P2V(x)      ((x) - TRIZEPS4_DICR_PHYS + TRIZEPS4_DICR_VIRT)
  88#define DCR_V2P(x)      ((x) - TRIZEPS4_DICR_VIRT + TRIZEPS4_DICR_PHYS)
  89
  90#define IRCR_P2V(x)     ((x) - TRIZEPS4_IRCR_PHYS + TRIZEPS4_IRCR_VIRT)
  91#define IRCR_V2P(x)     ((x) - TRIZEPS4_IRCR_VIRT + TRIZEPS4_IRCR_PHYS)
  92
  93#ifndef __ASSEMBLY__
  94static inline unsigned short CFSR_readw(void)
  95{
  96        /* [Compact Flash Status Register] is read only */
  97        return *((unsigned short *)CFSR_P2V(0x0C000000));
  98}
  99static inline void BCR_writew(unsigned short value)
 100{
 101        /* [Board Control Regsiter] is write only */
 102        *((unsigned short *)BCR_P2V(0x0E000000)) = value;
 103}
 104static inline void DCR_writew(unsigned short value)
 105{
 106        /* [Display Control Register] is write only */
 107        *((unsigned short *)DCR_P2V(0x0E000000)) = value;
 108}
 109static inline void IRCR_writew(unsigned short value)
 110{
 111        /* [InfraRed data Control Register] is write only */
 112        *((unsigned short *)IRCR_P2V(0x0E000000)) = value;
 113}
 114#else
 115#define ConXS_CFSR              CFSR_P2V(0x0C000000)
 116#define ConXS_BCR               BCR_P2V(0x0E000000)
 117#define ConXS_DCR               DCR_P2V(0x0F800000)
 118#define ConXS_IRCR              IRCR_P2V(0x0F800000)
 119#endif
 120#else
 121/* for whatever baseboard define function registers */
 122static inline unsigned short CFSR_readw(void)
 123{
 124        return 0;
 125}
 126static inline void BCR_writew(unsigned short value)
 127{
 128        ;
 129}
 130static inline void DCR_writew(unsigned short value)
 131{
 132        ;
 133}
 134static inline void IRCR_writew(unsigned short value)
 135{
 136        ;
 137}
 138#endif  /* CONFIG_MACH_TRIZEPS_CONXS */
 139
 140#define ConXS_CFSR_BVD_MASK     0x0003
 141#define ConXS_CFSR_BVD1         (1 << 0)
 142#define ConXS_CFSR_BVD2         (1 << 1)
 143#define ConXS_CFSR_VS_MASK      0x000C
 144#define ConXS_CFSR_VS1          (1 << 2)
 145#define ConXS_CFSR_VS2          (1 << 3)
 146#define ConXS_CFSR_VS_5V        (0x3 << 2)
 147#define ConXS_CFSR_VS_3V3       0x0
 148
 149#define ConXS_BCR_S0_POW_EN0    (1 << 0)
 150#define ConXS_BCR_S0_POW_EN1    (1 << 1)
 151#define ConXS_BCR_L_DISP        (1 << 4)
 152#define ConXS_BCR_CF_BUF_EN     (1 << 5)
 153#define ConXS_BCR_CF_RESET      (1 << 7)
 154#define ConXS_BCR_S0_VCC_3V3    0x1
 155#define ConXS_BCR_S0_VCC_5V0    0x2
 156#define ConXS_BCR_S0_VPP_12V    0x4
 157#define ConXS_BCR_S0_VPP_3V3    0x8
 158
 159#define ConXS_IRCR_MODE         (1 << 0)
 160#define ConXS_IRCR_SD           (1 << 1)
 161
 162#endif /* _TRIPEPS4_H_ */
 163