target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_io.h

   1 #ifndef BCM63XX_IO_H_
   2 #define BCM63XX_IO_H_
   3
   4 #include "bcm63xx_cpu.h"
   5
   6 /*
   7  * Physical memory map, RAM is mapped at 0x0.
   8  *
   9  * Note that size MUST be a power of two.
  10  */
  11 #define BCM_PCMCIA_COMMON_BASE_PA       (0x20000000)
  12 #define BCM_PCMCIA_COMMON_SIZE          (16 * 1024 * 1024)
  13 #define BCM_PCMCIA_COMMON_END_PA        (BCM_PCMCIA_COMMON_BASE_PA +    \
  14                                          BCM_PCMCIA_COMMON_SIZE - 1)
  15
  16 #define BCM_PCMCIA_ATTR_BASE_PA         (0x21000000)
  17 #define BCM_PCMCIA_ATTR_SIZE            (16 * 1024 * 1024)
  18 #define BCM_PCMCIA_ATTR_END_PA          (BCM_PCMCIA_ATTR_BASE_PA +      \
  19                                          BCM_PCMCIA_ATTR_SIZE - 1)
  20
  21 #define BCM_PCMCIA_IO_BASE_PA           (0x22000000)
  22 #define BCM_PCMCIA_IO_SIZE              (64 * 1024)
  23 #define BCM_PCMCIA_IO_END_PA            (BCM_PCMCIA_IO_BASE_PA +        \
  24                                         BCM_PCMCIA_IO_SIZE - 1)
  25
  26 #define BCM_PCI_MEM_BASE_PA             (0x30000000)
  27 #define BCM_PCI_MEM_SIZE                (128 * 1024 * 1024)
  28 #define BCM_PCI_MEM_END_PA              (BCM_PCI_MEM_BASE_PA +          \
  29                                         BCM_PCI_MEM_SIZE - 1)
  30
  31 #define BCM_PCI_IO_BASE_PA              (0x08000000)
  32 #define BCM_PCI_IO_SIZE                 (64 * 1024)
  33 #define BCM_PCI_IO_END_PA               (BCM_PCI_IO_BASE_PA +           \
  34                                         BCM_PCI_IO_SIZE - 1)
  35 #define BCM_PCI_IO_HALF_PA              (BCM_PCI_IO_BASE_PA +           \
  36                                         (BCM_PCI_IO_SIZE / 2) - 1)
  37
  38 #define BCM_CB_MEM_BASE_PA              (0x38000000)
  39 #define BCM_CB_MEM_SIZE                 (128 * 1024 * 1024)
  40 #define BCM_CB_MEM_END_PA               (BCM_CB_MEM_BASE_PA +           \
  41                                         BCM_CB_MEM_SIZE - 1)
  42
  43
  44 /*
  45  * Internal registers are accessed through KSEG3
  46  */
  47 #define BCM_REGS_VA(x)  ((void __iomem *)(x))
  48
  49 #define bcm_readb(a)    (*(volatile unsigned char *)    BCM_REGS_VA(a))
  50 #define bcm_readw(a)    (*(volatile unsigned short *)   BCM_REGS_VA(a))
  51 #define bcm_readl(a)    (*(volatile unsigned int *)     BCM_REGS_VA(a))
  52 #define bcm_writeb(v,a) (*(volatile unsigned char *)    BCM_REGS_VA((a)) = (v))
  53 #define bcm_writew(v,a) (*(volatile unsigned short *)   BCM_REGS_VA((a)) = (v))
  54 #define bcm_writel(v,a) (*(volatile unsigned int *)     BCM_REGS_VA((a)) = (v))
  55
  56 /*
  57  * IO helpers to access register set for current CPU
  58  */
  59 #define bcm_rset_readb(s,o)     bcm_readb(bcm63xx_regset_address(s) + (o))
  60 #define bcm_rset_readw(s,o)     bcm_readw(bcm63xx_regset_address(s) + (o))
  61 #define bcm_rset_readl(s,o)     bcm_readl(bcm63xx_regset_address(s) + (o))
  62 #define bcm_rset_writeb(s,v,o)  bcm_writeb((v), \
  63                                         bcm63xx_regset_address(s) + (o))
  64 #define bcm_rset_writew(s,v,o)  bcm_writew((v), \
  65                                         bcm63xx_regset_address(s) + (o))
  66 #define bcm_rset_writel(s,v,o)  bcm_writel((v), \
  67                                         bcm63xx_regset_address(s) + (o))
  68
  69 /*
  70  * helpers for frequently used register sets
  71  */
  72 #define bcm_perf_readl(o)       bcm_rset_readl(RSET_PERF, (o))
  73 #define bcm_perf_writel(v,o)    bcm_rset_writel(RSET_PERF, (v), (o))
  74 #define bcm_timer_readl(o)      bcm_rset_readl(RSET_TIMER, (o))
  75 #define bcm_timer_writel(v,o)   bcm_rset_writel(RSET_TIMER, (v), (o))
  76 #define bcm_wdt_readl(o)        bcm_rset_readl(RSET_WDT, (o))
  77 #define bcm_wdt_writel(v,o)     bcm_rset_writel(RSET_WDT, (v), (o))
  78 #define bcm_gpio_readl(o)       bcm_rset_readl(RSET_GPIO, (o))
  79 #define bcm_gpio_writel(v,o)    bcm_rset_writel(RSET_GPIO, (v), (o))
  80 #define bcm_uart0_readl(o)      bcm_rset_readl(RSET_UART0, (o))
  81 #define bcm_uart0_writel(v,o)   bcm_rset_writel(RSET_UART0, (v), (o))
  82 #define bcm_mpi_readl(o)        bcm_rset_readl(RSET_MPI, (o))
  83 #define bcm_mpi_writel(v,o)     bcm_rset_writel(RSET_MPI, (v), (o))
  84 #define bcm_pcmcia_readl(o)     bcm_rset_readl(RSET_PCMCIA, (o))
  85 #define bcm_pcmcia_writel(v,o)  bcm_rset_writel(RSET_PCMCIA, (v), (o))
  86 #define bcm_sdram_readl(o)      bcm_rset_readl(RSET_SDRAM, (o))
  87 #define bcm_sdram_writel(v,o)   bcm_rset_writel(RSET_SDRAM, (v), (o))
  88 #define bcm_memc_readl(o)       bcm_rset_readl(RSET_MEMC, (o))
  89 #define bcm_memc_writel(v,o)    bcm_rset_writel(RSET_MEMC, (v), (o))
  90 #define bcm_ddr_readl(o)        bcm_rset_readl(RSET_DDR, (o))
  91 #define bcm_ddr_writel(v,o)     bcm_rset_writel(RSET_DDR, (v), (o))
  92
  93 /*
  94  * helpers for the SPI register sets
  95  */
  96 #define bcm_spi_readb(b,o)      bcm_readb((b) + \
  97                                         bcm63xx_spireg(o))
  98 #define bcm_spi_readw(b,o)      bcm_readw((b) + \
  99                                         bcm63xx_spireg(o))
 100 #define bcm_spi_writeb(v,b,o)   bcm_writeb((v), \
 101                                         (b) + \
 102                                         bcm63xx_spireg(o))
 103 #define bcm_spi_writew(v,b,o)   bcm_writew((v), \
 104                                         (b) + \
 105                                         bcm63xx_spireg(o))
 106
 107 #endif /* ! BCM63XX_IO_H_ */