diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/inka4x0/inka4x0.c | 139 |
1 files changed, 75 insertions, 64 deletions
diff --git a/board/inka4x0/inka4x0.c b/board/inka4x0/inka4x0.c index a8bc3b3..7428b92 100644 --- a/board/inka4x0/inka4x0.c +++ b/board/inka4x0/inka4x0.c @@ -55,41 +55,35 @@ #ifndef CONFIG_SYS_RAMBOOT static void sdram_start (int hi_addr) { + volatile struct mpc5xxx_sdram *sdram = + (struct mpc5xxx_sdram *)MPC5XXX_SDRAM; long hi_addr_bit = hi_addr ? 0x01000000 : 0; /* unlock mode register */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000000 | hi_addr_bit; - __asm__ volatile ("sync"); + out_be32(&sdram->ctrl, SDRAM_CONTROL | 0x80000000 | hi_addr_bit); /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit; - __asm__ volatile ("sync"); + out_be32(&sdram->ctrl, SDRAM_CONTROL | 0x80000002 | hi_addr_bit); #if SDRAM_DDR /* set mode register: extended mode */ - *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_EMODE; - __asm__ volatile ("sync"); + out_be32(&sdram->mode, SDRAM_EMODE); /* set mode register: reset DLL */ - *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE | 0x04000000; - __asm__ volatile ("sync"); + out_be32(&sdram->mode, SDRAM_MODE | 0x04000000); #endif /* precharge all banks */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000002 | hi_addr_bit; - __asm__ volatile ("sync"); + out_be32(&sdram->ctrl, SDRAM_CONTROL | 0x80000002 | hi_addr_bit); /* auto refresh */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | 0x80000004 | hi_addr_bit; - __asm__ volatile ("sync"); + out_be32(&sdram->ctrl, SDRAM_CONTROL | 0x80000004 | hi_addr_bit); /* set mode register */ - *(vu_long *)MPC5XXX_SDRAM_MODE = SDRAM_MODE; - __asm__ volatile ("sync"); + out_be32(&sdram->mode, SDRAM_MODE); /* normal operation */ - *(vu_long *)MPC5XXX_SDRAM_CTRL = SDRAM_CONTROL | hi_addr_bit; - __asm__ volatile ("sync"); + out_be32(&sdram->ctrl, SDRAM_CONTROL | hi_addr_bit); } #endif @@ -101,24 +95,27 @@ static void sdram_start (int hi_addr) phys_size_t initdram (int board_type) { + volatile struct mpc5xxx_mmap_ctl *mm = + (struct mpc5xxx_mmap_ctl *) CONFIG_SYS_MBAR; + volatile struct mpc5xxx_cdm *cdm = + (struct mpc5xxx_cdm *) MPC5XXX_CDM; + volatile struct mpc5xxx_sdram *sdram = + (struct mpc5xxx_sdram *) MPC5XXX_SDRAM; ulong dramsize = 0; #ifndef CONFIG_SYS_RAMBOOT long test1, test2; /* setup SDRAM chip selects */ - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x0000001c; /* 512MB at 0x0 */ - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = 0x40000000; /* disabled */ - __asm__ volatile ("sync"); + out_be32(&mm->sdram0, 0x0000001c); /* 512MB at 0x0 */ + out_be32(&mm->sdram1, 0x40000000); /* disabled */ /* setup config registers */ - *(vu_long *)MPC5XXX_SDRAM_CONFIG1 = SDRAM_CONFIG1; - *(vu_long *)MPC5XXX_SDRAM_CONFIG2 = SDRAM_CONFIG2; - __asm__ volatile ("sync"); + out_be32(&sdram->config1, SDRAM_CONFIG1); + out_be32(&sdram->config2, SDRAM_CONFIG2); #if SDRAM_DDR /* set tap delay */ - *(vu_long *)MPC5XXX_CDM_PORCFG = SDRAM_TAPDELAY; - __asm__ volatile ("sync"); + out_be32(&cdm->porcfg, SDRAM_TAPDELAY); #endif /* find RAM size using SDRAM CS0 only */ @@ -140,17 +137,17 @@ phys_size_t initdram (int board_type) /* set SDRAM CS0 size according to the amount of RAM found */ if (dramsize > 0) { - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0x13 + - __builtin_ffs(dramsize >> 20) - 1; + out_be32(&mm->sdram0, 0x13 + + __builtin_ffs(dramsize >> 20) - 1); } else { - *(vu_long *)MPC5XXX_SDRAM_CS0CFG = 0; /* disabled */ + out_be32(&mm->sdram0, 0); /* disabled */ } - *(vu_long *)MPC5XXX_SDRAM_CS1CFG = dramsize; /* disabled */ + out_be32(&mm->sdram1, dramsize); /* disabled */ #else /* CONFIG_SYS_RAMBOOT */ /* retrieve size of memory connected to SDRAM CS0 */ - dramsize = *(vu_long *)MPC5XXX_SDRAM_CS0CFG & 0xFF; + dramsize = in_be32(&mm->sdram0) & 0xFF; if (dramsize >= 0x13) { dramsize = (1 << (dramsize - 0x13)) << 20; } else { @@ -169,13 +166,15 @@ int checkboard (void) void flash_preinit(void) { + volatile struct mpc5xxx_lpb *lpb = (struct mpc5xxx_lpb *)MPC5XXX_LPB; + /* * Now, when we are in RAM, enable flash write * access for detection process. - * Note that CS_BOOT cannot be cleared when + * Note that CS_BOOT (CS0) cannot be cleared when * executing in flash. */ - *(vu_long *)MPC5XXX_BOOTCS_CFG &= ~0x1; /* clear RO */ + clrbits_be32(&lpb->cs0_cfg, 0x1); /* clear RO */ } int misc_init_r (void) { @@ -190,8 +189,11 @@ int misc_init_r (void) { int misc_init_f (void) { - struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO; - struct mpc5xxx_wu_gpio *wu_gpio = (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO; + volatile struct mpc5xxx_gpio *gpio = + (struct mpc5xxx_gpio *) MPC5XXX_GPIO; + volatile struct mpc5xxx_wu_gpio *wu_gpio = + (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO; + volatile struct mpc5xxx_gpt *gpt; char tmp[10]; int i, br; @@ -205,40 +207,43 @@ int misc_init_f (void) /* Initialize GPIO output pins. */ /* Configure GPT as GPIO output (and set them as they control low-active LEDs */ - *(vu_long *)MPC5XXX_GPT0_ENABLE = - *(vu_long *)MPC5XXX_GPT1_ENABLE = - *(vu_long *)MPC5XXX_GPT2_ENABLE = - *(vu_long *)MPC5XXX_GPT3_ENABLE = - *(vu_long *)MPC5XXX_GPT4_ENABLE = - *(vu_long *)MPC5XXX_GPT5_ENABLE = 0x34; + for (i = 0; i <= 5; i++) { + gpt = (struct mpc5xxx_gpt *)(MPC5XXX_GPT + (i * 0x10)); + out_be32(&gpt->emsr, 0x34); + } /* Configure GPT7 as PWM timer, 1kHz, no ints. */ - *(vu_long *)MPC5XXX_GPT7_ENABLE = 0;/* Disable */ - *(vu_long *)MPC5XXX_GPT7_COUNTER = 0x020000fe; - *(vu_long *)MPC5XXX_GPT7_PWMCFG = (br << 16); - *(vu_long *)MPC5XXX_GPT7_ENABLE = 0x3;/* Enable PWM mode and start */ + gpt = (struct mpc5xxx_gpt *)(MPC5XXX_GPT + (7 * 0x10)); + out_be32(&gpt->emsr, 0); /* Disable */ + out_be32(&gpt->cir, 0x020000fe); + out_be32(&gpt->pwmcr, (br << 16)); + out_be32(&gpt->emsr, 0x3); /* Enable PWM mode and start */ /* Configure PSC3_6,7 as GPIO output */ - *(vu_long *)MPC5XXX_GPIO_ENABLE |= 0x00003000; - *(vu_long *)MPC5XXX_GPIO_DIR |= 0x00003000; - - /* Configure PSC3_8 as GPIO output, no interrupt */ - *(vu_long *)MPC5XXX_GPIO_SI_ENABLE |= 0x04000000; - *(vu_long *)MPC5XXX_GPIO_SI_DIR |= 0x04000000; - *(vu_long *)MPC5XXX_GPIO_SI_IEN &= ~0x04000000; + setbits_be32(&gpio->simple_gpioe, MPC5XXX_GPIO_SIMPLE_PSC3_6 | + MPC5XXX_GPIO_SIMPLE_PSC3_7); + setbits_be32(&gpio->simple_ddr, MPC5XXX_GPIO_SIMPLE_PSC3_6 | + MPC5XXX_GPIO_SIMPLE_PSC3_7); /* Configure PSC3_9 and GPIO_WKUP6,7 as GPIO output */ - *(vu_long *)MPC5XXX_WU_GPIO_ENABLE |= 0xc4000000; - *(vu_long *)MPC5XXX_WU_GPIO_DIR |= 0xc4000000; + setbits_8(&wu_gpio->enable, MPC5XXX_GPIO_WKUP_6 | + MPC5XXX_GPIO_WKUP_7 | + MPC5XXX_GPIO_WKUP_PSC3_9); + setbits_8(&wu_gpio->ddr, MPC5XXX_GPIO_WKUP_6 | + MPC5XXX_GPIO_WKUP_7 | + MPC5XXX_GPIO_WKUP_PSC3_9); /* Set LR mirror bit because it is low-active */ - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_WKUP_7; - /* - * Reset Coral-P graphics controller - */ - *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC3_9; - *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC3_9; - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC3_9; + setbits_8(&wu_gpio->dvo, MPC5XXX_GPIO_WKUP_7); + + /* Reset Coral-P graphics controller */ + setbits_8(&wu_gpio->dvo, MPC5XXX_GPIO_WKUP_PSC3_9); + + /* Enable display backlight */ + clrbits_8(&gpio->sint_inten, MPC5XXX_GPIO_SINT_PSC3_8); + setbits_8(&gpio->sint_gpioe, MPC5XXX_GPIO_SINT_PSC3_8); + setbits_8(&gpio->sint_ddr, MPC5XXX_GPIO_SINT_PSC3_8); + setbits_8(&gpio->sint_dvo, MPC5XXX_GPIO_SINT_PSC3_8); /* * Configure three wire serial interface to RTC (PSC1_4, @@ -274,25 +279,31 @@ void pci_init_board(void) void init_ide_reset (void) { + volatile struct mpc5xxx_wu_gpio *wu_gpio = + (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO; + debug ("init_ide_reset\n"); /* Configure PSC1_4 as GPIO output for ATA reset */ - *(vu_long *) MPC5XXX_WU_GPIO_ENABLE |= GPIO_PSC1_4; - *(vu_long *) MPC5XXX_WU_GPIO_DIR |= GPIO_PSC1_4; + setbits_8(&wu_gpio->enable, MPC5XXX_GPIO_WKUP_PSC1_4); + setbits_8(&wu_gpio->ddr, MPC5XXX_GPIO_WKUP_PSC1_4); /* Deassert reset */ - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC1_4; + setbits_8(&wu_gpio->dvo, MPC5XXX_GPIO_WKUP_PSC1_4); } void ide_set_reset (int idereset) { + volatile struct mpc5xxx_wu_gpio *wu_gpio = + (struct mpc5xxx_wu_gpio *)MPC5XXX_WU_GPIO; + debug ("ide_reset(%d)\n", idereset); if (idereset) { - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O &= ~GPIO_PSC1_4; + clrbits_8(&wu_gpio->dvo, MPC5XXX_GPIO_WKUP_PSC1_4); /* Make a delay. MPC5200 spec says 25 usec min */ udelay(500000); } else { - *(vu_long *) MPC5XXX_WU_GPIO_DATA_O |= GPIO_PSC1_4; + setbits_8(&wu_gpio->dvo, MPC5XXX_GPIO_WKUP_PSC1_4); } } #endif |