#undef CFG_HZ /* * MIPS32 24K Processor Core Family Software User's Manual * * 6.2.9 Count Register (CP0 Register 9, Select 0) * The Count register acts as a timer, incrementing at a constant * rate, whether or not an instruction is executed, retired, or * any forward progress is made through the pipeline. The counter * increments every other clock, if the DC bit in the Cause register * is 0. */ /* Since the count is incremented every other tick, divide by 2 */ /* XXX derive this from CFG_PLL_FREQ */ #define CPU_PLL_DITHER_FRAC_VAL 0x001003e8 #define CPU_CLK_CONTROL_VAL2 0x00008000 #if (CFG_PLL_FREQ == CFG_PLL_200_200_100) # define CFG_HZ (200000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_300_300_150) # define CFG_HZ (300000000/2) #if CONFIG_40MHZ_XTAL_SUPPORT #define CPU_PLL_CONFIG_VAL1 0x40813C00 #define CPU_PLL_CONFIG_VAL2 0x00813C00 #else #define CPU_PLL_CONFIG_VAL1 0x40816000 #define CPU_PLL_CONFIG_VAL2 0x00816000 #endif #elif (CFG_PLL_FREQ == CFG_PLL_350_350_175) # define CFG_HZ (350000000/2) #if CONFIG_40MHZ_XTAL_SUPPORT #undef CPU_PLL_DITHER_FRAC_VAL #define CPU_PLL_DITHER_FRAC_VAL 0x001803E8 #define CPU_PLL_CONFIG_VAL1 0x40814600 #define CPU_PLL_CONFIG_VAL2 0x00814600 #else #define CPU_PLL_CONFIG_VAL1 0x40817000 #define CPU_PLL_CONFIG_VAL2 0x00817000 #endif #elif (CFG_PLL_FREQ == CFG_PLL_333_333_166) # define CFG_HZ (333000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_266_266_133) # define CFG_HZ (266000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_266_266_66) # define CFG_HZ (266000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_400_400_200) || (CFG_PLL_FREQ == CFG_PLL_400_400_100) # define CFG_HZ (400000000/2) #if CONFIG_40MHZ_XTAL_SUPPORT #define CPU_PLL_CONFIG_VAL1 0x40815000 #define CPU_PLL_CONFIG_VAL2 0x00815000 #else #define CPU_PLL_CONFIG_VAL1 0x40818000 #define CPU_PLL_CONFIG_VAL2 0x00818000 #endif #elif (CFG_PLL_FREQ == CFG_PLL_320_320_80) || (CFG_PLL_FREQ == CFG_PLL_320_320_160) # define CFG_HZ (320000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_410_400_200) # define CFG_HZ (410000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_420_400_200) # define CFG_HZ (420000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_362_362_181) # define CFG_HZ (326500000/2) #define CPU_PLL_CONFIG_VAL1 0x40817400 #define CPU_PLL_CONFIG_VAL2 0x00817400 #elif (CFG_PLL_FREQ == CFG_PLL_80_80_40) # define CFG_HZ (80000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_64_64_32) # define CFG_HZ (64000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_48_48_24) # define CFG_HZ (48000000/2) #elif (CFG_PLL_FREQ == CFG_PLL_32_32_16) # define CFG_HZ (32000000/2) #endif #if CONFIG_40MHZ_XTAL_SUPPORT #define CPU_PLL_SETTLE_TIME_VAL 0x00000550 #else #define CPU_PLL_SETTLE_TIME_VAL 0x00000352 #endif /* DDR init values */ #define CONFIG_NR_DRAM_BANKS 2 #if CONFIG_40MHZ_XTAL_SUPPORT #define CFG_DDR_REFRESH_VAL 0x4270 #else #define CFG_DDR_REFRESH_VAL 0x4186 #endif #define CFG_DDR_CONFIG_VAL 0x7fbc8cd0 #define CFG_DDR_MODE_VAL_INIT 0x133 #ifdef LOW_DRIVE_STRENGTH # define CFG_DDR_EXT_MODE_VAL 0x2 #else # define CFG_DDR_EXT_MODE_VAL 0x0 #endif #define CFG_DDR_MODE_VAL 0x33 #define CFG_DDR_TRTW_VAL 0x1f #define CFG_DDR_TWTR_VAL 0x1e //#define CFG_DDR_CONFIG2_VAL 0x99d0e6a8 // HORNET 1.0 #define CFG_DDR_CONFIG2_VAL 0x9dd0e6a8 // HORNET 1.1 #define CFG_DDR_RD_DATA_THIS_CYCLE_VAL 0x00ff #define CFG_DDR_TAP0_VAL 0x8 #define CFG_DDR_TAP1_VAL 0x9 /* DDR2 Init values */ #define CFG_DDR2_EXT_MODE_VAL 0x402