diff options
Diffstat (limited to 'include/ppc4xx.h')
| -rw-r--r-- | include/ppc4xx.h | 73 |
1 files changed, 70 insertions, 3 deletions
diff --git a/include/ppc4xx.h b/include/ppc4xx.h index ca241d2..76fe872 100644 --- a/include/ppc4xx.h +++ b/include/ppc4xx.h @@ -22,13 +22,80 @@ #ifndef __PPC4XX_H__ #define __PPC4XX_H__ -#define EXC_OFF_SYS_RESET 0x0100 /* System reset */ -#define _START_OFFSET (EXC_OFF_SYS_RESET + 0x2000) - #if defined(CONFIG_440) #include <ppc440.h> #else #include <ppc405.h> #endif +/* + * Common stuff for 4xx (405 and 440) + */ + +#define EXC_OFF_SYS_RESET 0x0100 /* System reset */ +#define _START_OFFSET (EXC_OFF_SYS_RESET + 0x2000) + +#define RESET_VECTOR 0xfffffffc +#define CACHELINE_MASK (CFG_CACHELINE_SIZE - 1) /* Address mask for cache + line aligned data. */ + +#define CPR0_DCR_BASE 0x0C +#define cprcfga (CPR0_DCR_BASE+0x0) +#define cprcfgd (CPR0_DCR_BASE+0x1) + +#define SDR_DCR_BASE 0x0E +#define sdrcfga (SDR_DCR_BASE+0x0) +#define sdrcfgd (SDR_DCR_BASE+0x1) + +#define SDRAM_DCR_BASE 0x10 +#define memcfga (SDRAM_DCR_BASE+0x0) +#define memcfgd (SDRAM_DCR_BASE+0x1) + +#define EBC_DCR_BASE 0x12 +#define ebccfga (EBC_DCR_BASE+0x0) +#define ebccfgd (EBC_DCR_BASE+0x1) + +/* + * Macros for indirect DCR access + */ +#define mtcpr(reg, d) do { mtdcr(cprcfga,reg);mtdcr(cprcfgd,d); } while (0) +#define mfcpr(reg, d) do { mtdcr(cprcfga,reg);d = mfdcr(cprcfgd); } while (0) + +#define mtebc(reg, d) do { mtdcr(ebccfga,reg);mtdcr(ebccfgd,d); } while (0) +#define mfebc(reg, d) do { mtdcr(ebccfga,reg);d = mfdcr(ebccfgd); } while (0) + +#define mtsdram(reg, d) do { mtdcr(memcfga,reg);mtdcr(memcfgd,d); } while (0) +#define mfsdram(reg, d) do { mtdcr(memcfga,reg);d = mfdcr(memcfgd); } while (0) + +#define mtsdr(reg, d) do { mtdcr(sdrcfga,reg);mtdcr(sdrcfgd,d); } while (0) +#define mfsdr(reg, d) do { mtdcr(sdrcfga,reg);d = mfdcr(sdrcfgd); } while (0) + +#ifndef __ASSEMBLY__ + +typedef struct +{ + unsigned long freqDDR; + unsigned long freqEBC; + unsigned long freqOPB; + unsigned long freqPCI; + unsigned long freqPLB; + unsigned long freqTmrClk; + unsigned long freqUART; + unsigned long freqProcessor; + unsigned long freqVCOHz; + unsigned long freqVCOMhz; /* in MHz */ + unsigned long pciClkSync; /* PCI clock is synchronous */ + unsigned long pciIntArbEn; /* Internal PCI arbiter is enabled */ + unsigned long pllExtBusDiv; + unsigned long pllFbkDiv; + unsigned long pllFwdDiv; + unsigned long pllFwdDivA; + unsigned long pllFwdDivB; + unsigned long pllOpbDiv; + unsigned long pllPciDiv; + unsigned long pllPlbDiv; +} PPC4xx_SYS_INFO; + +#endif /* __ASSEMBLY__ */ + #endif /* __PPC4XX_H__ */ |