diff options
Diffstat (limited to 'cpu/ppc4xx/cpu.c')
| -rw-r--r-- | cpu/ppc4xx/cpu.c | 48 |
1 files changed, 39 insertions, 9 deletions
diff --git a/cpu/ppc4xx/cpu.c b/cpu/ppc4xx/cpu.c index b02f6f4..8e6bc84 100644 --- a/cpu/ppc4xx/cpu.c +++ b/cpu/ppc4xx/cpu.c @@ -47,6 +47,9 @@ void board_reset(void); #if defined(CONFIG_440) #define FREQ_EBC (sys_info.freqEPB) +#elif defined(CONFIG_405EZ) +#define FREQ_EBC ((CONFIG_SYS_CLK_FREQ * sys_info.pllFbkDiv) / \ + sys_info.pllExtBusDiv) #else #define FREQ_EBC (sys_info.freqPLB / sys_info.pllExtBusDiv) #endif @@ -122,6 +125,7 @@ int i2c_bootrom_enabled(void) return (val & SDR0_SDCS_SDD); #endif } +#endif #if defined(CONFIG_440GX) #define SDR0_PINSTP_SHIFT 29 @@ -175,16 +179,37 @@ static char *bootstrap_str[] = { }; #endif +#if defined(CONFIG_405EZ) +#define SDR0_PINSTP_SHIFT 28 +static char *bootstrap_str[] = { + "EBC (8 bits)", + "SPI (fast)", + "NAND (512 page, 4 addr cycle)", + "I2C (Addr 0x50)", + "EBC (32 bits)", + "I2C (Addr 0x50)", + "NAND (2K page, 5 addr cycle)", + "I2C (Addr 0x50)", + "EBC (16 bits)", + "Reserved", + "NAND (2K page, 4 addr cycle)", + "I2C (Addr 0x50)", + "NAND (512 page, 3 addr cycle)", + "I2C (Addr 0x50)", + "SPI (slow)", + "I2C (Addr 0x50)", +}; +#endif + #if defined(SDR0_PINSTP_SHIFT) static int bootstrap_option(void) { unsigned long val; - mfsdr(sdr_pinstp, val); - return ((val & 0xe0000000) >> SDR0_PINSTP_SHIFT); + mfsdr(SDR_PINSTP, val); + return ((val & 0xf0000000) >> SDR0_PINSTP_SHIFT); } #endif /* SDR0_PINSTP_SHIFT */ -#endif #if defined(CONFIG_440) @@ -209,7 +234,8 @@ int checkcpu (void) puts("AMCC PowerPC 4"); -#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || defined(CONFIG_405EP) +#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || \ + defined(CONFIG_405EP) || defined(CONFIG_405EZ) puts("05"); #endif #if defined(CONFIG_440) @@ -257,6 +283,10 @@ int checkcpu (void) puts("EP Rev. B"); break; + case PVR_405EZ_RA: + puts("EZ Rev. A"); + break; + #if defined(CONFIG_440) case PVR_440GP_RB: puts("GP Rev. B"); @@ -386,20 +416,20 @@ int checkcpu (void) } printf (" at %s MHz (PLB=%lu, OPB=%lu, EBC=%lu MHz)\n", strmhz(buf, clock), - sys_info.freqPLB / 1000000, - sys_info.freqPLB / sys_info.pllOpbDiv / 1000000, - FREQ_EBC / 1000000); + sys_info.freqPLB / 1000000, + get_OPB_freq() / 1000000, + FREQ_EBC / 1000000); if (addstr[0] != 0) printf(" %s\n", addstr); #if defined(I2C_BOOTROM) printf (" I2C boot EEPROM %sabled\n", i2c_bootrom_enabled() ? "en" : "dis"); +#endif /* I2C_BOOTROM */ #if defined(SDR0_PINSTP_SHIFT) printf (" Bootstrap Option %c - ", (char)bootstrap_option() + 'A'); printf ("Boot ROM Location %s\n", bootstrap_str[bootstrap_option()]); #endif /* SDR0_PINSTP_SHIFT */ -#endif /* I2C_BOOTROM */ #if defined(CONFIG_PCI) printf (" Internal PCI arbiter %sabled", pci_arbiter_enabled() ? "en" : "dis"); @@ -418,7 +448,7 @@ int checkcpu (void) putc('\n'); #endif -#if defined(CONFIG_405EP) +#if defined(CONFIG_405EP) || defined(CONFIG_405EZ) printf (" 16 kB I-Cache 16 kB D-Cache"); #elif defined(CONFIG_440) printf (" 32 kB I-Cache 32 kB D-Cache"); |