static void lpc_init(struct device *dev)
{
/* Set the value for PCI command register. */
pci_write_config16(dev, PCI_COMMAND, 0x000f);
i82801dx_enable_acpi(dev);
/* IO APIC initialization. */
i82801dx_enable_ioapic(dev);
i82801dx_enable_serial_irqs(dev);
/* Setup the PIRQ. */
i82801dx_pirq_init(dev);
/* Setup power options. */
i82801dx_power_options(dev);
/* Set the state of the GPIO lines. */
gpio_init(dev);
/* Initialize the real time clock. */
i82801dx_rtc_init(dev);
/* Route DMA. */
i82801dx_lpc_route_dma(dev, 0xff);
/* Initialize ISA DMA. */
isa_dma_init();
/* Setup decode ports and LPC I/F enables. */
i82801dx_lpc_decode_en(dev);
/* Initialize the High Precision Event Timers */
enable_hpet(dev);
}
static void lpc_init(struct device *dev)
{
printk(BIOS_DEBUG, "pch: lpc_init\n");
/* Set the value for PCI command register. */
pci_write_config16(dev, PCI_COMMAND, 0x000f);
/* IO APIC initialization. */
pch_enable_ioapic(dev);
pch_enable_serial_irqs(dev);
/* Setup the PIRQ. */
pch_pirq_init(dev);
/* Setup power options. */
pch_power_options(dev);
/* Initialize power management */
switch (pch_silicon_type()) {
case PCH_TYPE_CPT: /* CougarPoint */
cpt_pm_init(dev);
break;
case PCH_TYPE_PPT: /* PantherPoint */
ppt_pm_init(dev);
break;
default:
printk(BIOS_ERR, "Unknown Chipset: 0x%04x\n", dev->device);
}
/* Set the state of the GPIO lines. */
//gpio_init(dev);
/* Initialize the real time clock. */
pch_rtc_init(dev);
/* Initialize ISA DMA. */
isa_dma_init();
/* Initialize the High Precision Event Timers, if present. */
enable_hpet();
/* Initialize Clock Gating */
enable_clock_gating(dev);
setup_i8259();
/* The OS should do this? */
/* Interrupt 9 should be level triggered (SCI) */
i8259_configure_irq_trigger(9, 1);
pch_disable_smm_only_flashing(dev);
#if CONFIG_HAVE_SMI_HANDLER
pch_lock_smm(dev);
#endif
pch_fixups(dev);
}
static int lpc_init_extra(struct udevice *dev)
{
struct udevice *pch = dev->parent;
const void *blob = gd->fdt_blob;
int node;
debug("pch: lpc_init\n");
dm_pci_write_bar32(pch, 0, 0);
dm_pci_write_bar32(pch, 1, 0xff800000);
dm_pci_write_bar32(pch, 2, 0xfec00000);
dm_pci_write_bar32(pch, 3, 0x800);
dm_pci_write_bar32(pch, 4, 0x900);
node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_PCH);
if (node < 0)
return -ENOENT;
/* Set the value for PCI command register. */
dm_pci_write_config16(pch, PCI_COMMAND, 0x000f);
/* IO APIC initialization. */
pch_enable_apic(pch);
pch_enable_serial_irqs(pch);
/* Setup the PIRQ. */
pch_pirq_init(pch);
/* Setup power options. */
pch_power_options(pch);
/* Initialize power management */
switch (pch_silicon_type(pch)) {
case PCH_TYPE_CPT: /* CougarPoint */
cpt_pm_init(pch);
break;
case PCH_TYPE_PPT: /* PantherPoint */
ppt_pm_init(pch);
break;
default:
printf("Unknown Chipset: %s\n", pch->name);
return -ENOSYS;
}
/* Initialize the real time clock. */
pch_rtc_init(pch);
/* Initialize the High Precision Event Timers, if present. */
enable_hpet();
/* Initialize Clock Gating */
enable_clock_gating(pch);
pch_disable_smm_only_flashing(pch);
pch_fixups(pch);
return 0;
}
static void lpc_init(struct device *dev)
{
printk(BIOS_DEBUG, "i82801gx: lpc_init\n");
/* Set the value for PCI command register. */
pci_write_config16(dev, PCI_COMMAND, 0x000f);
/* IO APIC initialization. */
i82801gx_enable_ioapic(dev);
i82801gx_enable_serial_irqs(dev);
/* Setup the PIRQ. */
i82801gx_pirq_init(dev);
/* Setup power options. */
i82801gx_power_options(dev);
/* Configure Cx state registers */
i82801gx_configure_cstates(dev);
/* Set the state of the GPIO lines. */
//gpio_init(dev);
/* Initialize the real time clock. */
i82801gx_rtc_init(dev);
/* Initialize ISA DMA. */
isa_dma_init();
/* Initialize the High Precision Event Timers, if present. */
enable_hpet();
/* Initialize Clock Gating */
enable_clock_gating();
setup_i8259();
/* The OS should do this? */
/* Interrupt 9 should be level triggered (SCI) */
i8259_configure_irq_trigger(9, 1);
#if CONFIG_HAVE_SMI_HANDLER
i82801gx_lock_smm(dev);
#endif
i82801gx_spi_init();
i82801gx_fixups(dev);
}
static void lpc_init(struct device *dev)
{
uint8_t byte;
int pwr_on=CONFIG_MAINBOARD_POWER_ON_AFTER_POWER_FAIL;
i82801ex_general_cntl(dev);
/* IO APIC initialization. */
setup_ioapic(VIO_APIC_VADDR, 0); // Don't rename IO APIC ID.
i82801ex_enable_serial_irqs(dev);
i82801ex_pci_dma_cfg(dev);
i82801ex_enable_lpc(dev);
/* Clear SATA to non raid */
pci_write_config8(dev, 0xae, 0x00);
get_option(&pwr_on, "power_on_after_fail");
byte = pci_read_config8(dev, 0xa4);
byte &= 0xfe;
if (!pwr_on) {
byte |= 1;
}
pci_write_config8(dev, 0xa4, byte);
printk(BIOS_INFO, "set power %s after power fail\n", pwr_on?"on":"off");
/* Set up the PIRQ */
i82801ex_pirq_init(dev);
/* Set the state of the gpio lines */
i82801ex_gpio_init(dev);
/* Initialize the real time clock */
cmos_init(0);
/* Initialize isa dma */
isa_dma_init();
/* Disable IDE (needed when sata is enabled) */
pci_write_config8(dev, 0xf2, 0x60);
enable_hpet(dev);
}
int lpc_init(struct pci_controller *hose, pci_dev_t dev)
{
const void *blob = gd->fdt_blob;
int node;
debug("pch: lpc_init\n");
pci_write_bar32(hose, dev, 0, 0);
pci_write_bar32(hose, dev, 1, 0xff800000);
pci_write_bar32(hose, dev, 2, 0xfec00000);
pci_write_bar32(hose, dev, 3, 0x800);
pci_write_bar32(hose, dev, 4, 0x900);
node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_LPC);
if (node < 0)
return -ENOENT;
/* Set the value for PCI command register. */
pci_write_config16(dev, PCI_COMMAND, 0x000f);
/* IO APIC initialization. */
pch_enable_apic(dev);
pch_enable_serial_irqs(dev);
/* Setup the PIRQ. */
pch_pirq_init(blob, node, dev);
/* Setup power options. */
pch_power_options(blob, node, dev);
/* Initialize power management */
switch (pch_silicon_type()) {
case PCH_TYPE_CPT: /* CougarPoint */
cpt_pm_init(dev);
break;
case PCH_TYPE_PPT: /* PantherPoint */
ppt_pm_init(dev);
break;
default:
printf("Unknown Chipset: %#02x.%dx\n", PCI_DEV(dev),
PCI_FUNC(dev));
return -ENOSYS;
}
/* Initialize the real time clock. */
pch_rtc_init(dev);
/* Initialize the High Precision Event Timers, if present. */
enable_hpet();
/* Initialize Clock Gating */
enable_clock_gating(dev);
pch_disable_smm_only_flashing(dev);
#if CONFIG_HAVE_SMI_HANDLER
pch_lock_smm(dev);
#endif
pch_fixups(dev);
return 0;
}