*/
#include <common.h>
+#include <command.h>
#include <ppc440.h>
#include <asm/processor.h>
#include <asm/gpio.h>
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)
{
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, 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 */
+ 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);
/* 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;
}
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;
break;
}
pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17);
- mtebc(pb0cr, pbcr);
+ mtebc(PB0CR, pbcr);
/*
* Re-check to get correct base address
/* Monitor protection ON by default */
(void)flash_protect(FLAG_PROTECT_SET,
- -CFG_MONITOR_LEN,
+ -CONFIG_SYS_MONITOR_LEN,
0xffffffff,
&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,
+ CONFIG_ENV_ADDR_REDUND,
+ CONFIG_ENV_ADDR_REDUND + 2*CONFIG_ENV_SECT_SIZE - 1,
&flash_info[1]);
/*
* 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;
}
return (0);
}
-#if defined(CFG_DRAM_TEST)
-int testdram(void)
+void hw_watchdog_reset(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;
- }
- }
+ 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;
}
- printf("SDRAM test passes\n");
- return 0;
-}
+ gd->wdt_last = get_ticks();
#endif
-/*************************************************************************
- * pci_pre_init
- *
- * This routine is called just prior to registering the hose and gives
- * the board the opportunity to check things. Returning a value of zero
- * indicates that things are bad & PCI initialization should be aborted.
- *
- * Different boards may wish to customize the pci controller structure
- * (add regions, override default access routines, etc) or perform
- * certain pre-initialization actions.
- *
- ************************************************************************/
-#if defined(CONFIG_PCI)
-int pci_pre_init(struct pci_controller *hose)
-{
- unsigned long addr;
-
- /*-------------------------------------------------------------------------+
- | 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);
-
- /*-------------------------------------------------------------------------+
- | 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);
-
- /*-------------------------------------------------------------------------+
- | 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);
-
- /* 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);
-
- return 1;
+ /*
+ * Toggle watchdog output
+ */
+ val = gpio_read_out_bit(CONFIG_SYS_GPIO_WATCHDOG) == 0 ? 1 : 0;
+ gpio_write_bit(CONFIG_SYS_GPIO_WATCHDOG, val);
}
-#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)
+int do_eeprom_wp(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- /*--------------------------------------------------------------------------+
- * 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);
+ 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;
}
-#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */
-/*************************************************************************
- * pci_master_init
- *
- ************************************************************************/
-#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT)
-void pci_master_init(struct pci_controller *hose)
+U_BOOT_CMD(
+ eepromwp, 2, 0, do_eeprom_wp,
+ "eeprom write protect off/on",
+ "<on|off> - enable (on) or disable (off) I2C EEPROM write protect"
+);
+
+#if defined(CONFIG_VIDEO)
+#include <video_fb.h>
+#include <mb862xx.h>
+
+extern GraphicDevice mb862xx;
+
+static const gdc_regs init_regs [] =
{
- unsigned short temp_short;
-
- /*--------------------------------------------------------------------------+
- | Write the PowerPC440 EP PCI Configuration regs.
- | Enable PowerPC440 EP to be a master on the PCI bus (PMM).
- | Enable PowerPC440 EP to act as a PCI memory target (PTM).
- +--------------------------------------------------------------------------*/
- pci_read_config_word(0, PCI_COMMAND, &temp_short);
- pci_write_config_word(0, PCI_COMMAND,
- temp_short | PCI_COMMAND_MASTER |
- PCI_COMMAND_MEMORY);
+ {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;
}
-#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)
+/* Returns Lime base address */
+unsigned int board_video_init (void)
{
- /* Cactus is always configured as host. */
- return (1);
+ /*
+ * 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;
}
-#endif /* defined(CONFIG_PCI) */
-void hw_watchdog_reset(void)
+#define DEFAULT_BRIGHTNESS 0x64
+
+static void board_backlight_brightness(int brightness)
{
- int val;
+ 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);
+ }
+}
- /*
- * Toggle watchdog output
- */
- val = gpio_read_out_bit(CFG_GPIO_WATCHDOG) == 0 ? 1 : 0;
- gpio_write_bit(CFG_GPIO_WATCHDOG, val);
+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);
}
-#ifdef CONFIG_POST
+#if defined(CONFIG_CONSOLE_EXTRA_INFO)
/*
- * Returns 1 if keys pressed to start the power-on long-running tests
- * Called from board_init_f().
+ * Return text to be printed besides the logo.
*/
-int post_hotkeys_pressed(void)
+void video_get_info_str (int line_number, char *info)
{
- return (ctrlc());
+ 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);
+}