X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Flwmon5%2Flwmon5.c;h=77f2d7f688fb6f8059058086da914c5a7afe3bc8;hb=1095493a5d4c16f481a783f6f54d83ad0e07dfa0;hp=d916284753d3759822112c4f241982ce1c9825c5;hpb=bf6a9ca9b2aa219612c3678444b8123e28aa8940;p=kernel%2Fu-boot.git diff --git a/board/lwmon5/lwmon5.c b/board/lwmon5/lwmon5.c index d916284..77f2d7f 100644 --- a/board/lwmon5/lwmon5.c +++ b/board/lwmon5/lwmon5.c @@ -19,6 +19,7 @@ */ #include +#include #include #include #include @@ -26,9 +27,10 @@ DECLARE_GLOBAL_DATA_PTR; -extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ +extern flash_info_t flash_info[CONFIG_SYS_MAX_FLASH_BANKS]; /* info for FLASH chips */ -ulong flash_get_size (ulong base, int banknum); +ulong flash_get_size(ulong base, int banknum); +int misc_init_r_kbd(void); int board_early_init_f(void) { @@ -36,35 +38,35 @@ int board_early_init_f(void) u32 reg; /* PLB Write pipelining disabled. Denali Core workaround */ - mtdcr(plb0_acr, 0xDE000000); - mtdcr(plb1_acr, 0xDE000000); + mtdcr(PLB0_ACR, 0xDE000000); + mtdcr(PLB1_ACR, 0xDE000000); /*-------------------------------------------------------------------- * Setup the interrupt controller polarities, triggers, etc. *-------------------------------------------------------------------*/ - mtdcr(uic0sr, 0xffffffff); /* clear all. if write with 1 then the status is cleared */ - mtdcr(uic0er, 0x00000000); /* disable all */ - mtdcr(uic0cr, 0x00000000); /* we have not critical interrupts at the moment */ - mtdcr(uic0pr, 0xfffff7ff); /* Adjustment of the polarity */ - mtdcr(uic0tr, 0x00000810); /* per ref-board manual */ - mtdcr(uic0vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ - mtdcr(uic0sr, 0xffffffff); /* clear all */ - - mtdcr(uic1sr, 0xffffffff); /* clear all */ - mtdcr(uic1er, 0x00000000); /* disable all */ - mtdcr(uic1cr, 0x00000000); /* all non-critical */ - mtdcr(uic1pr, 0xFFFFC7AD); /* Adjustment of the polarity */ - mtdcr(uic1tr, 0x0600384A); /* per ref-board manual */ - mtdcr(uic1vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ - mtdcr(uic1sr, 0xffffffff); /* clear all */ - - mtdcr(uic2sr, 0xffffffff); /* clear all */ - mtdcr(uic2er, 0x00000000); /* disable all */ - mtdcr(uic2cr, 0x00000000); /* all non-critical */ - mtdcr(uic2pr, 0x27C00000); /* Adjustment of the polarity */ - mtdcr(uic2tr, 0xDFC00000); /* per ref-board manual */ - mtdcr(uic2vr, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ - mtdcr(uic2sr, 0xffffffff); /* clear all. Why this??? */ + mtdcr(UIC0SR, 0xffffffff); /* clear all. if write with 1 then the status is cleared */ + mtdcr(UIC0ER, 0x00000000); /* disable all */ + mtdcr(UIC0CR, 0x00000000); /* we have not critical interrupts at the moment */ + mtdcr(UIC0PR, 0xFFBFF1EF); /* Adjustment of the polarity */ + mtdcr(UIC0TR, 0x00000900); /* per ref-board manual */ + mtdcr(UIC0VR, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ + mtdcr(UIC0SR, 0xffffffff); /* clear all */ + + mtdcr(UIC1SR, 0xffffffff); /* clear all */ + mtdcr(UIC1ER, 0x00000000); /* disable all */ + mtdcr(UIC1CR, 0x00000000); /* all non-critical */ + mtdcr(UIC1PR, 0xFFFFC6A5); /* Adjustment of the polarity */ + mtdcr(UIC1TR, 0x60000040); /* per ref-board manual */ + mtdcr(UIC1VR, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ + mtdcr(UIC1SR, 0xffffffff); /* clear all */ + + mtdcr(UIC2SR, 0xffffffff); /* clear all */ + mtdcr(UIC2ER, 0x00000000); /* disable all */ + mtdcr(UIC2CR, 0x00000000); /* all non-critical */ + mtdcr(UIC2PR, 0x27C00000); /* Adjustment of the polarity */ + mtdcr(UIC2TR, 0x3C000000); /* per ref-board manual */ + mtdcr(UIC2VR, 0x00000000); /* int31 highest, base=0x000 is within DDRAM */ + mtdcr(UIC2SR, 0xffffffff); /* clear all */ /* Trace Pins are disabled. SDR0_PFC0 Register */ mtsdr(SDR0_PFC0, 0x0); @@ -88,11 +90,47 @@ int board_early_init_f(void) /* PCI arbiter disabled */ /* PCI Host Configuration disbaled */ - mfsdr(sdr_pci0, reg); + mfsdr(SDR0_PCI0, reg); reg = 0; - mtsdr(sdr_pci0, 0x00000000 | reg); + mtsdr(SDR0_PCI0, 0x00000000 | reg); - gpio_write_bit(CFG_GPIO_FLASH_WP, 1); + gpio_write_bit(CONFIG_SYS_GPIO_FLASH_WP, 1); + +#if CONFIG_POST & CONFIG_SYS_POST_BSPEC1 + gpio_write_bit(CONFIG_SYS_GPIO_HIGHSIDE, 1); + + reg = 0; /* reuse as counter */ + out_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR, + in_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR) + & ~CONFIG_SYS_DSPIC_TEST_MASK); + while (!gpio_read_in_bit(CONFIG_SYS_GPIO_DSPIC_READY) && reg++ < 1000) { + udelay(1000); + } + gpio_write_bit(CONFIG_SYS_GPIO_HIGHSIDE, 0); + if (gpio_read_in_bit(CONFIG_SYS_GPIO_DSPIC_READY)) { + /* set "boot error" flag */ + out_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR, + in_be32((void *)CONFIG_SYS_DSPIC_TEST_ADDR) | + CONFIG_SYS_DSPIC_TEST_MASK); + } +#endif + + /* + * Reset PHY's: + * The PHY's need a 2nd reset pulse, since the MDIO address is latched + * upon reset, and with the first reset upon powerup, the addresses are + * not latched reliable, since the IRQ line is multiplexed with an + * MDIO address. A 2nd reset at this time will make sure, that the + * correct address is latched. + */ + gpio_write_bit(CONFIG_SYS_GPIO_PHY0_RST, 1); + gpio_write_bit(CONFIG_SYS_GPIO_PHY1_RST, 1); + udelay(1000); + gpio_write_bit(CONFIG_SYS_GPIO_PHY0_RST, 0); + gpio_write_bit(CONFIG_SYS_GPIO_PHY1_RST, 0); + udelay(1000); + gpio_write_bit(CONFIG_SYS_GPIO_PHY0_RST, 1); + gpio_write_bit(CONFIG_SYS_GPIO_PHY1_RST, 1); return 0; } @@ -119,7 +157,7 @@ int misc_init_r(void) gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; gd->bd->bi_flashoffset = 0; - mfebc(pb0cr, pbcr); + mfebc(PB0CR, pbcr); switch (gd->bd->bi_flashsize) { case 1 << 20: size_val = 0; @@ -147,7 +185,7 @@ int misc_init_r(void) break; } pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17); - mtebc(pb0cr, pbcr); + mtebc(PB0CR, pbcr); /* * Re-check to get correct base address @@ -156,15 +194,15 @@ int misc_init_r(void) /* Monitor protection ON by default */ (void)flash_protect(FLAG_PROTECT_SET, - -CFG_MONITOR_LEN, + -CONFIG_SYS_MONITOR_LEN, 0xffffffff, - &flash_info[0]); + &flash_info[1]); /* Env protection ON by default */ (void)flash_protect(FLAG_PROTECT_SET, - CFG_ENV_ADDR_REDUND, - CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1, - &flash_info[0]); + CONFIG_ENV_ADDR_REDUND, + CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1, + &flash_info[1]); /* * USB suff... @@ -211,31 +249,13 @@ int misc_init_r(void) * This fix will make the MAL burst disabling patch for the Linux * EMAC driver obsolete. */ - reg = mfdcr(plb4_acr) & ~PLB4_ACR_WRP; - mtdcr(plb4_acr, reg); + reg = mfdcr(PLB4_ACR) & ~PLB4_ACR_WRP; + mtdcr(PLB4_ACR, reg); /* - * Reset Lime controller + * Init matrix keyboard */ - gpio_write_bit(CFG_GPIO_LIME_S, 1); - udelay(500); - gpio_write_bit(CFG_GPIO_LIME_RST, 1); - - /* Lime memory clock adjusted to 133MHz */ - out_be32((void *)CFG_LIME_SDRAM_CLOCK, CFG_LIME_CLOCK_133MHZ); - /* Wait untill time expired. Because of requirements in lime manual */ - udelay(300); - /* Write lime controller memory parameters */ - out_be32((void *)CFG_LIME_MMR, CFG_LIME_MMR_VALUE); - - /* - * Reset PHY's - */ - gpio_write_bit(CFG_GPIO_PHY0_RST, 0); - gpio_write_bit(CFG_GPIO_PHY1_RST, 0); - udelay(100); - gpio_write_bit(CFG_GPIO_PHY0_RST, 1); - gpio_write_bit(CFG_GPIO_PHY1_RST, 1); + misc_init_r_kbd(); return 0; } @@ -255,44 +275,6 @@ int checkboard(void) return (0); } -#if defined(CFG_DRAM_TEST) -int testdram(void) -{ - unsigned long *mem = (unsigned long *)0; - const unsigned long kend = (1024 / sizeof(unsigned long)); - unsigned long k, n; - - mtmsr(0); - - for (k = 0; k < CFG_MBYTES_SDRAM; - ++k, mem += (1024 / sizeof(unsigned long))) { - if ((k & 1023) == 0) { - printf("%3d MB\r", k / 1024); - } - - memset(mem, 0xaaaaaaaa, 1024); - for (n = 0; n < kend; ++n) { - if (mem[n] != 0xaaaaaaaa) { - printf("SDRAM test fails at: %08x\n", - (uint) & mem[n]); - return 1; - } - } - - memset(mem, 0x55555555, 1024); - for (n = 0; n < kend; ++n) { - if (mem[n] != 0x55555555) { - printf("SDRAM test fails at: %08x\n", - (uint) & mem[n]); - return 1; - } - } - } - printf("SDRAM test passes\n"); - return 0; -} -#endif - /************************************************************************* * pci_pre_init * @@ -314,106 +296,45 @@ int pci_pre_init(struct pci_controller *hose) | Set priority for all PLB3 devices to 0. | Set PLB3 arbiter to fair mode. +-------------------------------------------------------------------------*/ - mfsdr(sdr_amp1, addr); - mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(plb3_acr); - mtdcr(plb3_acr, addr | 0x80000000); + mfsdr(SD0_AMP1, addr); + mtsdr(SD0_AMP1, (addr & 0x000000FF) | 0x0000FF00); + addr = mfdcr(PLB3_ACR); + mtdcr(PLB3_ACR, addr | 0x80000000); /*-------------------------------------------------------------------------+ | Set priority for all PLB4 devices to 0. +-------------------------------------------------------------------------*/ - mfsdr(sdr_amp0, addr); - mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */ - mtdcr(plb4_acr, addr); + mfsdr(SD0_AMP0, addr); + mtsdr(SD0_AMP0, (addr & 0x000000FF) | 0x0000FF00); + addr = mfdcr(PLB4_ACR) | 0xa0000000; /* Was 0x8---- */ + mtdcr(PLB4_ACR, addr); /*-------------------------------------------------------------------------+ | Set Nebula PLB4 arbiter to fair mode. +-------------------------------------------------------------------------*/ /* Segment0 */ - addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair; - addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled; - addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep; - addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep; - mtdcr(plb0_acr, addr); + addr = (mfdcr(PLB0_ACR) & ~PLB0_ACR_PPM_MASK) | PLB0_ACR_PPM_FAIR; + addr = (addr & ~PLB0_ACR_HBU_MASK) | PLB0_ACR_HBU_ENABLED; + addr = (addr & ~PLB0_ACR_RDP_MASK) | PLB0_ACR_RDP_4DEEP; + addr = (addr & ~PLB0_ACR_WRP_MASK) | PLB0_ACR_WRP_2DEEP; + mtdcr(PLB0_ACR, addr); /* Segment1 */ - addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair; - addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled; - addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep; - addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep; - mtdcr(plb1_acr, addr); + addr = (mfdcr(PLB1_ACR) & ~PLB1_ACR_PPM_MASK) | PLB1_ACR_PPM_FAIR; + addr = (addr & ~PLB1_ACR_HBU_MASK) | PLB1_ACR_HBU_ENABLED; + addr = (addr & ~PLB1_ACR_RDP_MASK) | PLB1_ACR_RDP_4DEEP; + addr = (addr & ~PLB1_ACR_WRP_MASK) | PLB1_ACR_WRP_2DEEP; + mtdcr(PLB1_ACR, addr); return 1; } #endif /* defined(CONFIG_PCI) */ /************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440EPX PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CFG_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ - -/************************************************************************* * pci_master_init * ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) +#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) void pci_master_init(struct pci_controller *hose) { unsigned short temp_short; @@ -428,38 +349,160 @@ void pci_master_init(struct pci_controller *hose) temp_short | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); } -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */ - -/************************************************************************* - * is_pci_host - * - * This routine is called to determine if a pci scan should be - * performed. With various hardware environments (especially cPCI and - * PPMC) it's insufficient to depend on the state of the arbiter enable - * bit in the strap register, or generic host/adapter assumptions. - * - * Rather than hard-code a bad assumption in the general 440 code, the - * 440 pci code requires the board to decide at runtime. - * - * Return 0 for adapter mode, non-zero for host (monarch) mode. - * - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int is_pci_host(struct pci_controller *hose) -{ - /* Cactus is always configured as host. */ - return (1); -} -#endif /* defined(CONFIG_PCI) */ +#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ void hw_watchdog_reset(void) { int val; +#if defined(CONFIG_WD_MAX_RATE) + unsigned long long ct = get_ticks(); + + /* + * Don't allow watch-dog triggering more frequently than + * the predefined value CONFIG_WD_MAX_RATE [ticks]. + */ + if (ct >= gd->wdt_last) { + if ((ct - gd->wdt_last) < CONFIG_WD_MAX_RATE) + return; + } else { + /* Time base counter had been reset */ + if (((unsigned long long)(-1) - gd->wdt_last + ct) < + CONFIG_WD_MAX_RATE) + return; + } + gd->wdt_last = get_ticks(); +#endif /* * Toggle watchdog output */ - val = gpio_read_out_bit(CFG_GPIO_WATCHDOG) == 0 ? 1 : 0; - gpio_write_bit(CFG_GPIO_WATCHDOG, val); + val = gpio_read_out_bit(CONFIG_SYS_GPIO_WATCHDOG) == 0 ? 1 : 0; + gpio_write_bit(CONFIG_SYS_GPIO_WATCHDOG, val); +} + +int do_eeprom_wp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + if (argc < 2) { + cmd_usage(cmdtp); + return 1; + } + + if ((strcmp(argv[1], "on") == 0)) { + gpio_write_bit(CONFIG_SYS_GPIO_EEPROM_EXT_WP, 1); + } else if ((strcmp(argv[1], "off") == 0)) { + gpio_write_bit(CONFIG_SYS_GPIO_EEPROM_EXT_WP, 0); + } else { + cmd_usage(cmdtp); + return 1; + } + + + return 0; +} + +U_BOOT_CMD( + eepromwp, 2, 0, do_eeprom_wp, + "eeprom write protect off/on", + " - enable (on) or disable (off) I2C EEPROM write protect" +); + +#if defined(CONFIG_VIDEO) +#include +#include + +extern GraphicDevice mb862xx; + +static const gdc_regs init_regs [] = +{ + {0x0100, 0x00000f00}, + {0x0020, 0x801401df}, + {0x0024, 0x00000000}, + {0x0028, 0x00000000}, + {0x002c, 0x00000000}, + {0x0110, 0x00000000}, + {0x0114, 0x00000000}, + {0x0118, 0x01df0280}, + {0x0004, 0x031f0000}, + {0x0008, 0x027f027f}, + {0x000c, 0x015f028f}, + {0x0010, 0x020c0000}, + {0x0014, 0x01df01ea}, + {0x0018, 0x00000000}, + {0x001c, 0x01e00280}, + {0x0100, 0x80010f00}, + {0x0, 0x0} +}; + +const gdc_regs *board_get_regs (void) +{ + return init_regs; +} + +/* Returns Lime base address */ +unsigned int board_video_init (void) +{ + /* + * Reset Lime controller + */ + gpio_write_bit(CONFIG_SYS_GPIO_LIME_S, 1); + udelay(500); + gpio_write_bit(CONFIG_SYS_GPIO_LIME_RST, 1); + + mb862xx.winSizeX = 640; + mb862xx.winSizeY = 480; + mb862xx.gdfBytesPP = 2; + mb862xx.gdfIndex = GDF_15BIT_555RGB; + + return CONFIG_SYS_LIME_BASE_0; +} + +#define DEFAULT_BRIGHTNESS 0x64 + +static void board_backlight_brightness(int brightness) +{ + if (brightness > 0) { + /* pwm duty, lamp on */ + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000024), brightness); + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000020), 0x701); + } else { + /* lamp off */ + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000024), 0x00); + out_be32((void *)(CONFIG_SYS_FPGA_BASE_0 + 0x00000020), 0x00); + } +} + +void board_backlight_switch (int flag) +{ + char * param; + int rc; + + if (flag) { + param = getenv("brightness"); + rc = param ? simple_strtol(param, NULL, 10) : -1; + if (rc < 0) + rc = DEFAULT_BRIGHTNESS; + } else { + rc = 0; + } + board_backlight_brightness(rc); +} + +#if defined(CONFIG_CONSOLE_EXTRA_INFO) +/* + * Return text to be printed besides the logo. + */ +void video_get_info_str (int line_number, char *info) +{ + if (line_number == 1) { + strcpy (info, " Board: Lwmon5 (Liebherr Elektronik GmbH)"); + } else { + info [0] = '\0'; + } +} +#endif +#endif /* CONFIG_VIDEO */ + +void board_reset(void) +{ + gpio_write_bit(CONFIG_SYS_GPIO_BOARD_RESET, 1); }