static int __init ip22_setup(void)
{
char *ctype;
#ifdef CONFIG_KGDB
char *kgdb_ttyd;
#endif
board_be_init = ip22_be_init;
ip22_time_init();
/* Init the INDY HPC I/O controller. Need to call this before
* f*****g with the memory controller because it needs to know the
* boardID and whether this is a Guiness or a FullHouse machine.
*/
sgihpc_init();
/* Init INDY memory controller. */
sgimc_init();
#ifdef CONFIG_BOARD_SCACHE
/* Now enable boardcaches, if any. */
indy_sc_init();
#endif
/* Set EISA IO port base for Indigo2 */
set_io_port_base(KSEG1ADDR(0x00080000));
/* ARCS console environment variable is set to "g?" for
* graphics console, it is set to "d" for the first serial
* line and "d2" for the second serial line.
*/
ctype = ArcGetEnvironmentVariable("console");
if (ctype && *ctype == 'd') {
static char options[8];
char *baud = ArcGetEnvironmentVariable("dbaud");
if (baud)
strcpy(options, baud);
add_preferred_console("ttyS", *(ctype + 1) == '2' ? 1 : 0,
baud ? options : NULL);
} else if (!ctype || *ctype != 'g') {
/* Use ARC if we don't want serial ('d') or Newport ('g'). */
prom_flags |= PROM_FLAG_USE_AS_CONSOLE;
add_preferred_console("arc", 0, NULL);
}
#ifdef CONFIG_KGDB
kgdb_ttyd = prom_getcmdline();
if ((kgdb_ttyd = strstr(kgdb_ttyd, "kgdb=ttyd")) != NULL) {
int line;
kgdb_ttyd += strlen("kgdb=ttyd");
if (*kgdb_ttyd != '1' && *kgdb_ttyd != '2')
printk(KERN_INFO "KGDB: Uknown serial line /dev/ttyd%c"
", falling back to /dev/ttyd1\n", *kgdb_ttyd);
line = *kgdb_ttyd == '2' ? 0 : 1;
printk(KERN_INFO "KGDB: Using serial line /dev/ttyd%d for "
"session\n", line ? 1 : 2);
rs_kgdb_hook(line);
printk(KERN_INFO "KGDB: Using serial line /dev/ttyd%d for "
"session, please connect your debugger\n", line ? 1:2);
remote_debug = 1;
/* Breakpoints and stuff are in sgi_irq_setup() */
}
#endif
#ifdef CONFIG_VT
#ifdef CONFIG_SGI_NEWPORT_CONSOLE
if (ctype && *ctype == 'g'){
ULONG *gfxinfo;
ULONG * (*__vec)(void) = (void *) (long)
*((_PULONG *)(long)((PROMBLOCK)->pvector + 0x20));
gfxinfo = __vec();
sgi_gfxaddr = ((gfxinfo[1] >= 0xa0000000
&& gfxinfo[1] <= 0xc0000000)
? gfxinfo[1] - 0xa0000000 : 0);
/* newport addresses? */
if (sgi_gfxaddr == 0x1f0f0000 || sgi_gfxaddr == 0x1f4f0000) {
conswitchp = &newport_con;
}
}
#endif
#endif
return 0;
}
void __init prom_init(void)
{
mips_display_message("LINUX");
/*
* early setup of _pcictrl_bonito so that we can determine
* the system controller on a CORE_EMUL board
*/
_pcictrl_bonito = (unsigned long)ioremap(BONITO_REG_BASE, BONITO_REG_SIZE);
mips_revision_corid = MIPS_REVISION_CORID;
if (mips_revision_corid == MIPS_REVISION_CORID_CORE_EMUL) {
if (BONITO_PCIDID == 0x0001df53 ||
BONITO_PCIDID == 0x0003df53)
mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_BON;
else
mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_MSC;
}
mips_revision_sconid = MIPS_REVISION_SCONID;
if (mips_revision_sconid == MIPS_REVISION_SCON_OTHER) {
switch (mips_revision_corid) {
case MIPS_REVISION_CORID_QED_RM5261:
case MIPS_REVISION_CORID_CORE_LV:
case MIPS_REVISION_CORID_CORE_FPGA:
case MIPS_REVISION_CORID_CORE_FPGAR2:
mips_revision_sconid = MIPS_REVISION_SCON_GT64120;
break;
case MIPS_REVISION_CORID_CORE_EMUL_BON:
case MIPS_REVISION_CORID_BONITO64:
case MIPS_REVISION_CORID_CORE_20K:
mips_revision_sconid = MIPS_REVISION_SCON_BONITO;
break;
case MIPS_REVISION_CORID_CORE_MSC:
case MIPS_REVISION_CORID_CORE_FPGA2:
case MIPS_REVISION_CORID_CORE_24K:
/*
* SOCit/ROCit support is essentially identical
* but make an attempt to distinguish them
*/
mips_revision_sconid = MIPS_REVISION_SCON_SOCIT;
break;
case MIPS_REVISION_CORID_CORE_FPGA3:
case MIPS_REVISION_CORID_CORE_FPGA4:
case MIPS_REVISION_CORID_CORE_FPGA5:
case MIPS_REVISION_CORID_CORE_EMUL_MSC:
default:
/* See above */
mips_revision_sconid = MIPS_REVISION_SCON_ROCIT;
break;
}
}
switch (mips_revision_sconid) {
u32 start, map, mask, data;
case MIPS_REVISION_SCON_GT64120:
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
_pcictrl_gt64120 = (unsigned long)ioremap(MIPS_GT_BASE, 0x2000);
#ifdef CONFIG_CPU_LITTLE_ENDIAN
GT_WRITE(GT_PCI0_CMD_OFS, GT_PCI0_CMD_MBYTESWAP_BIT |
GT_PCI0_CMD_SBYTESWAP_BIT);
#else
GT_WRITE(GT_PCI0_CMD_OFS, 0);
#endif
/* Fix up PCI I/O mapping if necessary (for Atlas). */
start = GT_READ(GT_PCI0IOLD_OFS);
map = GT_READ(GT_PCI0IOREMAP_OFS);
if ((start & map) != 0) {
map &= ~start;
GT_WRITE(GT_PCI0IOREMAP_OFS, map);
}
set_io_port_base(MALTA_GT_PORT_BASE);
break;
case MIPS_REVISION_SCON_BONITO:
_pcictrl_bonito_pcicfg = (unsigned long)ioremap(BONITO_PCICFG_BASE, BONITO_PCICFG_SIZE);
/*
* Disable Bonito IOBC.
*/
BONITO_PCIMEMBASECFG = BONITO_PCIMEMBASECFG &
~(BONITO_PCIMEMBASECFG_MEMBASE0_CACHED |
BONITO_PCIMEMBASECFG_MEMBASE1_CACHED);
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
#ifdef CONFIG_CPU_LITTLE_ENDIAN
BONITO_BONGENCFG = BONITO_BONGENCFG &
~(BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP);
#else
BONITO_BONGENCFG = BONITO_BONGENCFG |
BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP;
#endif
set_io_port_base(MALTA_BONITO_PORT_BASE);
break;
case MIPS_REVISION_SCON_SOCIT:
case MIPS_REVISION_SCON_ROCIT:
_pcictrl_msc = (unsigned long)ioremap(MIPS_MSC01_PCI_REG_BASE, 0x2000);
mips_pci_controller:
mb();
MSC_READ(MSC01_PCI_CFG, data);
MSC_WRITE(MSC01_PCI_CFG, data & ~MSC01_PCI_CFG_EN_BIT);
wmb();
/* Fix up lane swapping. */
#ifdef CONFIG_CPU_LITTLE_ENDIAN
MSC_WRITE(MSC01_PCI_SWAP, MSC01_PCI_SWAP_NOSWAP);
#else
MSC_WRITE(MSC01_PCI_SWAP,
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_IO_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_MEM_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_BAR0_SHF);
#endif
/* Fix up target memory mapping. */
MSC_READ(MSC01_PCI_BAR0, mask);
MSC_WRITE(MSC01_PCI_P2SCMSKL, mask & MSC01_PCI_BAR0_SIZE_MSK);
/* Don't handle target retries indefinitely. */
if ((data & MSC01_PCI_CFG_MAXRTRY_MSK) ==
MSC01_PCI_CFG_MAXRTRY_MSK)
data = (data & ~(MSC01_PCI_CFG_MAXRTRY_MSK <<
MSC01_PCI_CFG_MAXRTRY_SHF)) |
((MSC01_PCI_CFG_MAXRTRY_MSK - 1) <<
MSC01_PCI_CFG_MAXRTRY_SHF);
wmb();
MSC_WRITE(MSC01_PCI_CFG, data);
mb();
set_io_port_base(MALTA_MSC_PORT_BASE);
break;
case MIPS_REVISION_SCON_SOCITSC:
case MIPS_REVISION_SCON_SOCITSCP:
_pcictrl_msc = (unsigned long)ioremap(MIPS_SOCITSC_PCI_REG_BASE, 0x2000);
goto mips_pci_controller;
default:
/* Unknown system controller */
mips_display_message("SC Error");
while (1); /* We die here... */
}
board_nmi_handler_setup = mips_nmi_setup;
board_ejtag_handler_setup = mips_ejtag_setup;
fw_init_cmdline();
fw_meminit();
#ifdef CONFIG_SERIAL_8250_CONSOLE
console_config();
#endif
/* Early detection of CMP support */
if (gcmp_probe(GCMP_BASE_ADDR, GCMP_ADDRSPACE_SZ))
if (!register_cmp_smp_ops())
return;
if (!register_vsmp_smp_ops())
return;
#ifdef CONFIG_MIPS_MT_SMTC
register_smp_ops(&msmtc_smp_ops);
#endif
}
/*
* Initialize the Octeon PCI controller
*/
static int __init octeon_pci_setup(void)
{
union cvmx_npi_mem_access_subidx mem_access;
int index;
/* Disable PCI if instructed on the command line */
if (pci_disable)
return 0;
/* Only these chips have PCI */
if (octeon_has_feature(OCTEON_FEATURE_PCIE))
return 0;
/* Point pcibios_map_irq() to the PCI version of it */
octeon_pcibios_map_irq = octeon_pci_pcibios_map_irq;
/* Only use the big bars on chips that support it */
if (OCTEON_IS_MODEL(OCTEON_CN31XX) ||
OCTEON_IS_MODEL(OCTEON_CN38XX_PASS2))
octeon_dma_bar_type = OCTEON_DMA_BAR_TYPE_SMALL;
else
octeon_dma_bar_type = OCTEON_DMA_BAR_TYPE_BIG;
/* PCI I/O and PCI MEM values */
set_io_port_base(OCTEON_PCI_IOSPACE_BASE);
ioport_resource.start = 0;
ioport_resource.end = OCTEON_PCI_IOSPACE_SIZE - 1;
if (!octeon_is_pci_host()) {
pr_notice("Not in host mode, PCI Controller not initialized\n");
return 0;
}
pr_notice("%s Octeon big bar support\n",
(octeon_dma_bar_type ==
OCTEON_DMA_BAR_TYPE_BIG) ? "Enabling" : "Disabling");
octeon_pci_initialize();
mem_access.u64 = 0;
mem_access.s.esr = 1; /* Endian-Swap on read. */
mem_access.s.esw = 1; /* Endian-Swap on write. */
mem_access.s.nsr = 0; /* No-Snoop on read. */
mem_access.s.nsw = 0; /* No-Snoop on write. */
mem_access.s.ror = 0; /* Relax Read on read. */
mem_access.s.row = 0; /* Relax Order on write. */
mem_access.s.ba = 0; /* PCI Address bits [63:36]. */
cvmx_write_csr(CVMX_NPI_MEM_ACCESS_SUBID3, mem_access.u64);
/*
* Remap the Octeon BAR 2 above all 32 bit devices
* (0x8000000000ul). This is done here so it is remapped
* before the readl()'s below. We don't want BAR2 overlapping
* with BAR0/BAR1 during these reads.
*/
octeon_npi_write32(CVMX_NPI_PCI_CFG08,
(u32)(OCTEON_BAR2_PCI_ADDRESS & 0xffffffffull));
octeon_npi_write32(CVMX_NPI_PCI_CFG09,
(u32)(OCTEON_BAR2_PCI_ADDRESS >> 32));
if (octeon_dma_bar_type == OCTEON_DMA_BAR_TYPE_BIG) {
/* Remap the Octeon BAR 0 to 0-2GB */
octeon_npi_write32(CVMX_NPI_PCI_CFG04, 0);
octeon_npi_write32(CVMX_NPI_PCI_CFG05, 0);
/*
* Remap the Octeon BAR 1 to map 2GB-4GB (minus the
* BAR 1 hole).
*/
octeon_npi_write32(CVMX_NPI_PCI_CFG06, 2ul << 30);
octeon_npi_write32(CVMX_NPI_PCI_CFG07, 0);
/* BAR1 movable mappings set for identity mapping */
octeon_bar1_pci_phys = 0x80000000ull;
for (index = 0; index < 32; index++) {
union cvmx_pci_bar1_indexx bar1_index;
bar1_index.u32 = 0;
/* Address bits[35:22] sent to L2C */
bar1_index.s.addr_idx =
(octeon_bar1_pci_phys >> 22) + index;
/* Don't put PCI accesses in L2. */
bar1_index.s.ca = 1;
/* Endian Swap Mode */
bar1_index.s.end_swp = 1;
/* Set '1' when the selected address range is valid. */
bar1_index.s.addr_v = 1;
octeon_npi_write32(CVMX_NPI_PCI_BAR1_INDEXX(index),
bar1_index.u32);
}
/* Devices go after BAR1 */
octeon_pci_mem_resource.start =
OCTEON_PCI_MEMSPACE_OFFSET + (4ul << 30) -
(OCTEON_PCI_BAR1_HOLE_SIZE << 20);
octeon_pci_mem_resource.end =
octeon_pci_mem_resource.start + (1ul << 30);
} else {
void __init prom_init(void)
{
prom_argc = fw_arg0;
_prom_argv = (int *) fw_arg1;
_prom_envp = (int *) fw_arg2;
mips_display_message("LINUX");
#ifdef CONFIG_MIPS_SEAD
set_io_port_base(KSEG1);
#else
/*
* early setup of _pcictrl_bonito so that we can determine
* the system controller on a CORE_EMUL board
*/
_pcictrl_bonito = (unsigned long)ioremap(BONITO_REG_BASE, BONITO_REG_SIZE);
mips_revision_corid = MIPS_REVISION_CORID;
if (mips_revision_corid == MIPS_REVISION_CORID_CORE_EMUL) {
if (BONITO_PCIDID == 0x0001df53 ||
BONITO_PCIDID == 0x0003df53)
mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_BON;
else
mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_MSC;
}
switch(mips_revision_corid) {
u32 start, map, mask, data;
case MIPS_REVISION_CORID_QED_RM5261:
case MIPS_REVISION_CORID_CORE_LV:
case MIPS_REVISION_CORID_CORE_FPGA:
case MIPS_REVISION_CORID_CORE_FPGAR2:
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
_pcictrl_gt64120 = (unsigned long)ioremap(MIPS_GT_BASE, 0x2000);
#ifdef CONFIG_CPU_LITTLE_ENDIAN
GT_WRITE(GT_PCI0_CMD_OFS, GT_PCI0_CMD_MBYTESWAP_BIT |
GT_PCI0_CMD_SBYTESWAP_BIT);
#else
GT_WRITE(GT_PCI0_CMD_OFS, 0);
#endif
/* Fix up PCI I/O mapping if necessary (for Atlas). */
start = GT_READ(GT_PCI0IOLD_OFS);
map = GT_READ(GT_PCI0IOREMAP_OFS);
if ((start & map) != 0) {
map &= ~start;
GT_WRITE(GT_PCI0IOREMAP_OFS, map);
}
set_io_port_base(MALTA_GT_PORT_BASE);
break;
case MIPS_REVISION_CORID_CORE_EMUL_BON:
case MIPS_REVISION_CORID_BONITO64:
case MIPS_REVISION_CORID_CORE_20K:
_pcictrl_bonito_pcicfg = (unsigned long)ioremap(BONITO_PCICFG_BASE, BONITO_PCICFG_SIZE);
/*
* Disable Bonito IOBC.
*/
BONITO_PCIMEMBASECFG = BONITO_PCIMEMBASECFG &
~(BONITO_PCIMEMBASECFG_MEMBASE0_CACHED |
BONITO_PCIMEMBASECFG_MEMBASE1_CACHED);
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
#ifdef CONFIG_CPU_LITTLE_ENDIAN
BONITO_BONGENCFG = BONITO_BONGENCFG &
~(BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP);
#else
BONITO_BONGENCFG = BONITO_BONGENCFG |
BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP;
#endif
set_io_port_base(MALTA_BONITO_PORT_BASE);
break;
case MIPS_REVISION_CORID_CORE_MSC:
case MIPS_REVISION_CORID_CORE_FPGA2:
case MIPS_REVISION_CORID_CORE_FPGA3:
case MIPS_REVISION_CORID_CORE_24K:
case MIPS_REVISION_CORID_CORE_EMUL_MSC:
_pcictrl_msc = (unsigned long)ioremap(MIPS_MSC01_PCI_REG_BASE, 0x2000);
mb();
MSC_READ(MSC01_PCI_CFG, data);
MSC_WRITE(MSC01_PCI_CFG, data & ~MSC01_PCI_CFG_EN_BIT);
wmb();
/* Fix up lane swapping. */
#ifdef CONFIG_CPU_LITTLE_ENDIAN
MSC_WRITE(MSC01_PCI_SWAP, MSC01_PCI_SWAP_NOSWAP);
#else
MSC_WRITE(MSC01_PCI_SWAP,
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_IO_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_MEM_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_BAR0_SHF);
#endif
/* Fix up target memory mapping. */
MSC_READ(MSC01_PCI_BAR0, mask);
MSC_WRITE(MSC01_PCI_P2SCMSKL, mask & MSC01_PCI_BAR0_SIZE_MSK);
/* Don't handle target retries indefinitely. */
if ((data & MSC01_PCI_CFG_MAXRTRY_MSK) ==
MSC01_PCI_CFG_MAXRTRY_MSK)
data = (data & ~(MSC01_PCI_CFG_MAXRTRY_MSK <<
MSC01_PCI_CFG_MAXRTRY_SHF)) |
((MSC01_PCI_CFG_MAXRTRY_MSK - 1) <<
MSC01_PCI_CFG_MAXRTRY_SHF);
wmb();
MSC_WRITE(MSC01_PCI_CFG, data);
mb();
set_io_port_base(MALTA_MSC_PORT_BASE);
break;
default:
/* Unknown Core card */
mips_display_message("CC Error");
while(1); /* We die here... */
}
#endif
board_nmi_handler_setup = mips_nmi_setup;
board_ejtag_handler_setup = mips_ejtag_setup;
pr_info("\nLINUX started...\n");
prom_init_cmdline();
prom_meminit();
#ifdef CONFIG_SERIAL_8250_CONSOLE
console_config();
#endif
}
static int __init vr41xx_pciu_init(void)
{
struct pci_controller_unit_setup *setup;
struct pci_master_address_conversion *master;
struct pci_target_address_conversion *target;
struct pci_mailbox_address *mailbox;
struct pci_target_address_window *window;
unsigned long vtclock, pci_clock_max;
uint32_t val;
setup = &vr41xx_pci_controller_unit_setup;
if (request_mem_region(PCIU_BASE, PCIU_SIZE, "PCIU") == NULL)
return -EBUSY;
pciu_base = ioremap(PCIU_BASE, PCIU_SIZE);
if (pciu_base == NULL) {
release_mem_region(PCIU_BASE, PCIU_SIZE);
return -EBUSY;
}
/* Disable PCI interrupt */
vr41xx_disable_pciint();
/* Supply VTClock to PCIU */
vr41xx_supply_clock(PCIU_CLOCK);
/* Dummy write, waiting for supply of VTClock. */
vr41xx_disable_pciint();
/* Select PCI clock */
if (setup->pci_clock_max != 0)
pci_clock_max = setup->pci_clock_max;
else
pci_clock_max = PCI_CLOCK_MAX;
vtclock = vr41xx_get_vtclock_frequency();
if (vtclock < pci_clock_max)
pciu_write(PCICLKSELREG, EQUAL_VTCLOCK);
else if ((vtclock / 2) < pci_clock_max)
pciu_write(PCICLKSELREG, HALF_VTCLOCK);
else if (current_cpu_data.processor_id >= PRID_VR4131_REV2_1 &&
(vtclock / 3) < pci_clock_max)
pciu_write(PCICLKSELREG, ONE_THIRD_VTCLOCK);
else if ((vtclock / 4) < pci_clock_max)
pciu_write(PCICLKSELREG, QUARTER_VTCLOCK);
else {
printk(KERN_ERR "PCI Clock is over 33MHz.\n");
iounmap(pciu_base);
return -EINVAL;
}
/* Supply PCI clock by PCI bus */
vr41xx_supply_clock(PCI_CLOCK);
if (setup->master_memory1 != NULL) {
master = setup->master_memory1;
val = IBA(master->bus_base_address) |
MASTER_MSK(master->address_mask) |
WINEN |
PCIA(master->pci_base_address);
pciu_write(PCIMMAW1REG, val);
} else {
val = pciu_read(PCIMMAW1REG);
val &= ~WINEN;
pciu_write(PCIMMAW1REG, val);
}
if (setup->master_memory2 != NULL) {
master = setup->master_memory2;
val = IBA(master->bus_base_address) |
MASTER_MSK(master->address_mask) |
WINEN |
PCIA(master->pci_base_address);
pciu_write(PCIMMAW2REG, val);
} else {
val = pciu_read(PCIMMAW2REG);
val &= ~WINEN;
pciu_write(PCIMMAW2REG, val);
}
if (setup->target_memory1 != NULL) {
target = setup->target_memory1;
val = TARGET_MSK(target->address_mask) |
WINEN |
ITA(target->bus_base_address);
pciu_write(PCITAW1REG, val);
} else {
val = pciu_read(PCITAW1REG);
val &= ~WINEN;
pciu_write(PCITAW1REG, val);
}
if (setup->target_memory2 != NULL) {
target = setup->target_memory2;
val = TARGET_MSK(target->address_mask) |
WINEN |
ITA(target->bus_base_address);
pciu_write(PCITAW2REG, val);
} else {
val = pciu_read(PCITAW2REG);
val &= ~WINEN;
pciu_write(PCITAW2REG, val);
}
if (setup->master_io != NULL) {
master = setup->master_io;
val = IBA(master->bus_base_address) |
MASTER_MSK(master->address_mask) |
WINEN |
PCIIA(master->pci_base_address);
pciu_write(PCIMIOAWREG, val);
} else {
val = pciu_read(PCIMIOAWREG);
val &= ~WINEN;
pciu_write(PCIMIOAWREG, val);
}
if (setup->exclusive_access == CANNOT_LOCK_FROM_DEVICE)
pciu_write(PCIEXACCREG, UNLOCK);
else
pciu_write(PCIEXACCREG, 0);
if (current_cpu_type() == CPU_VR4122)
pciu_write(PCITRDYVREG, TRDYV(setup->wait_time_limit_from_irdy_to_trdy));
pciu_write(LATTIMEREG, MLTIM(setup->master_latency_timer));
if (setup->mailbox != NULL) {
mailbox = setup->mailbox;
val = MBADD(mailbox->base_address) | TYPE_32BITSPACE |
MSI_MEMORY | PREF_APPROVAL;
pciu_write(MAILBAREG, val);
}
if (setup->target_window1) {
window = setup->target_window1;
val = PMBA(window->base_address) | TYPE_32BITSPACE |
MSI_MEMORY | PREF_APPROVAL;
pciu_write(PCIMBA1REG, val);
}
if (setup->target_window2) {
window = setup->target_window2;
val = PMBA(window->base_address) | TYPE_32BITSPACE |
MSI_MEMORY | PREF_APPROVAL;
pciu_write(PCIMBA2REG, val);
}
val = pciu_read(RETVALREG);
val &= ~RTYVAL_MASK;
val |= RTYVAL(setup->retry_limit);
pciu_write(RETVALREG, val);
val = pciu_read(PCIAPCNTREG);
val &= ~(TKYGNT | PAPC);
switch (setup->arbiter_priority_control) {
case PCI_ARBITRATION_MODE_ALTERNATE_0:
val |= PAPC_ALTERNATE_0;
break;
case PCI_ARBITRATION_MODE_ALTERNATE_B:
val |= PAPC_ALTERNATE_B;
break;
default:
val |= PAPC_FAIR;
break;
}
if (setup->take_away_gnt_mode == PCI_TAKE_AWAY_GNT_ENABLE)
val |= TKYGNT_ENABLE;
pciu_write(PCIAPCNTREG, val);
pciu_write(COMMANDREG, PCI_COMMAND_IO | PCI_COMMAND_MEMORY |
PCI_COMMAND_MASTER | PCI_COMMAND_PARITY |
PCI_COMMAND_SERR);
/* Clear bus error */
pciu_read(BUSERRADREG);
pciu_write(PCIENREG, PCIU_CONFIG_DONE);
if (setup->mem_resource != NULL)
vr41xx_pci_controller.mem_resource = setup->mem_resource;
if (setup->io_resource != NULL) {
vr41xx_pci_controller.io_resource = setup->io_resource;
} else {
set_io_port_base(IO_PORT_BASE);
ioport_resource.start = IO_PORT_RESOURCE_START;
ioport_resource.end = IO_PORT_RESOURCE_END;
}
if (setup->master_io) {
void __iomem *io_map_base;
struct resource *res = vr41xx_pci_controller.io_resource;
master = setup->master_io;
io_map_base = ioremap(master->bus_base_address,
resource_size(res));
if (!io_map_base)
return -EBUSY;
vr41xx_pci_controller.io_map_base = (unsigned long)io_map_base;
}
register_pci_controller(&vr41xx_pci_controller);
return 0;
}
void __init plat_mem_setup(void)
{
char *argptr;
set_io_port_base(JMR3927_PORT_BASE + JMR3927_PCIIO);
_machine_restart = jmr3927_machine_restart;
_machine_halt = jmr3927_machine_halt;
pm_power_off = jmr3927_machine_power_off;
/*
* IO/MEM resources.
*/
ioport_resource.start = pci_io_resource.start;
ioport_resource.end = pci_io_resource.end;
iomem_resource.start = 0;
iomem_resource.end = 0xffffffff;
/* Reboot on panic */
panic_timeout = 180;
/* cache setup */
{
unsigned int conf;
#ifdef DO_ENABLE_CACHE
int mips_ic_disable = 0, mips_dc_disable = 0;
#else
int mips_ic_disable = 1, mips_dc_disable = 1;
#endif
#ifdef DO_WRITE_THROUGH
int mips_config_cwfon = 0;
int mips_config_wbon = 0;
#else
int mips_config_cwfon = 1;
int mips_config_wbon = 1;
#endif
conf = read_c0_conf();
conf &= ~(TX39_CONF_ICE | TX39_CONF_DCE | TX39_CONF_WBON | TX39_CONF_CWFON);
conf |= mips_ic_disable ? 0 : TX39_CONF_ICE;
conf |= mips_dc_disable ? 0 : TX39_CONF_DCE;
conf |= mips_config_wbon ? TX39_CONF_WBON : 0;
conf |= mips_config_cwfon ? TX39_CONF_CWFON : 0;
write_c0_conf(conf);
write_c0_cache(0);
}
/* initialize board */
jmr3927_board_init();
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "toeon")) != NULL)
jmr3927_ccfg_toeon = 1;
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "ip=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " ip=bootp");
}
#ifdef CONFIG_SERIAL_TXX9
{
extern int early_serial_txx9_setup(struct uart_port *port);
int i;
struct uart_port req;
for(i = 0; i < 2; i++) {
memset(&req, 0, sizeof(req));
req.line = i;
req.iotype = UPIO_MEM;
req.membase = (unsigned char __iomem *)TX3927_SIO_REG(i);
req.mapbase = TX3927_SIO_REG(i);
req.irq = i == 0 ?
JMR3927_IRQ_IRC_SIO0 : JMR3927_IRQ_IRC_SIO1;
if (i == 0)
req.flags |= UPF_BUGGY_UART /*HAVE_CTS_LINE*/;
req.uartclk = JMR3927_IMCLK;
early_serial_txx9_setup(&req);
}
}
#ifdef CONFIG_SERIAL_TXX9_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS1,115200");
}
#endif
#endif
}
void __init plat_setup(void)
{
int i;
char* argptr;
board_setup(); /* board specific setup */
_machine_restart = pnx8550_machine_restart;
_machine_halt = pnx8550_machine_halt;
pm_power_off = pnx8550_machine_power_off;
board_time_init = pnx8550_time_init;
board_timer_setup = pnx8550_timer_setup;
/* Clear the Global 2 Register, PCI Inta Output Enable Registers
Bit 1:Enable DAC Powerdown
-> 0:DACs are enabled and are working normally
1:DACs are powerdown
Bit 0:Enable of PCI inta output
-> 0 = Disable PCI inta output
1 = Enable PCI inta output
*/
PNX8550_GLB2_ENAB_INTA_O = 0;
/* IO/MEM resources. */
set_io_port_base(KSEG1);
ioport_resource.start = 0;
ioport_resource.end = ~0;
iomem_resource.start = 0;
iomem_resource.end = ~0;
/* Request I/O space for devices on this board */
for (i = 0; i < STANDARD_IO_RESOURCES; i++)
request_resource(&ioport_resource, standard_io_resources + i);
/* Place the Mode Control bit for GPIO pin 16 in primary function */
/* Pin 16 is used by UART1, UA1_TX */
outl((PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_16_BIT) |
(PNX8550_GPIO_MODE_PRIMOP << PNX8550_GPIO_MC_17_BIT),
PNX8550_GPIO_MC1);
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=ttyS")) != NULL) {
argptr += strlen("console=ttyS");
pnx8550_console_port = *argptr == '0' ? 0 : 1;
/* We must initialize the UART (console) before prom_printf */
/* Set LCR to 8-bit and BAUD to 38400 (no 5) */
ip3106_lcr(UART_BASE, pnx8550_console_port) =
IP3106_UART_LCR_8BIT;
ip3106_baud(UART_BASE, pnx8550_console_port) = 5;
}
#ifdef CONFIG_KGDB
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "kgdb=ttyS")) != NULL) {
int line;
argptr += strlen("kgdb=ttyS");
line = *argptr == '0' ? 0 : 1;
rs_kgdb_hook(line);
prom_printf("KGDB: Using ttyS%i for session, "
"please connect your debugger\n", line ? 1 : 0);
}
#endif
return;
}
void __init plat_mem_setup(void)
{
unsigned short dsr;
char *argptr;
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_CONSOLE
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
clear_c0_status(ST0_FR);
board_time_init = it8172_time_init;
_machine_restart = it8172_restart;
_machine_halt = it8172_halt;
pm_power_off = it8172_power_off;
/*
* IO/MEM resources.
*
* revisit this area.
*/
set_io_port_base(KSEG1);
ioport_resource.start = it8172_resources.pci_io.start;
ioport_resource.end = it8172_resources.pci_io.end;
#ifdef CONFIG_IT8172_REVC
iomem_resource.start = it8172_resources.pci_mem.start;
iomem_resource.end = it8172_resources.pci_mem.end;
#else
iomem_resource.start = it8172_resources.pci_mem0.start;
iomem_resource.end = it8172_resources.pci_mem3.end;
#endif
#ifdef CONFIG_BLK_DEV_INITRD
ROOT_DEV = Root_RAM0;
#endif
/*
* Pull enabled devices out of standby
*/
IT_IO_READ16(IT_PM_DSR, dsr);
/*
* Fixme: This breaks when these drivers are modules!!!
*/
#ifdef CONFIG_SOUND_IT8172
dsr &= ~IT_PM_DSR_ACSB;
#else
dsr |= IT_PM_DSR_ACSB;
#endif
#ifdef CONFIG_BLK_DEV_IT8172
dsr &= ~IT_PM_DSR_IDESB;
#else
dsr |= IT_PM_DSR_IDESB;
#endif
IT_IO_WRITE16(IT_PM_DSR, dsr);
InitLPCInterface();
#ifdef CONFIG_MIPS_ITE8172
if (SearchIT8712()) {
printk("Found IT8712 Super IO\n");
/* enable IT8712 serial port */
LPCSetConfig(LDN_SERIAL1, 0x30, 0x01); /* enable */
LPCSetConfig(LDN_SERIAL1, 0x23, 0x01); /* clock selection */
#ifdef CONFIG_SERIO_I8042
if (init_8712_keyboard()) {
printk("Unable to initialize keyboard\n");
LPCSetConfig(LDN_KEYBOARD, 0x30, 0x0); /* disable keyboard */
} else {
LPCSetConfig(LDN_KEYBOARD, 0x30, 0x1); /* enable keyboard */
LPCSetConfig(LDN_KEYBOARD, 0xf0, 0x2);
LPCSetConfig(LDN_KEYBOARD, 0x71, 0x3);
LPCSetConfig(LDN_MOUSE, 0x30, 0x1); /* enable mouse */
LPCSetConfig(0x4, 0x30, 0x1);
LPCSetConfig(0x4, 0xf4, LPCGetConfig(0x4, 0xf4) | 0x80);
if ((LPCGetConfig(LDN_KEYBOARD, 0x30) == 0) ||
(LPCGetConfig(LDN_MOUSE, 0x30) == 0))
printk("Error: keyboard or mouse not enabled\n");
}
#endif
}
else {
printk("IT8712 Super IO not found\n");
}
#endif
#ifdef CONFIG_IT8172_CIR
{
unsigned long data;
//printk("Enabling CIR0\n");
IT_IO_READ16(IT_PM_DSR, data);
data &= ~IT_PM_DSR_CIR0SB;
IT_IO_WRITE16(IT_PM_DSR, data);
//printk("DSR register: %x\n", (unsigned)IT_IO_READ16(IT_PM_DSR, data));
}
#endif
#ifdef CONFIG_IT8172_SCR0
{
unsigned i;
/* Enable Smart Card Reader 0 */
/* First power it up */
IT_IO_READ16(IT_PM_DSR, i);
i &= ~IT_PM_DSR_SCR0SB;
IT_IO_WRITE16(IT_PM_DSR, i);
/* Then initialize its registers */
outb(( IT_SCR_SFR_GATE_UART_OFF << IT_SCR_SFR_GATE_UART_BIT
|IT_SCR_SFR_FET_CHARGE_213_US << IT_SCR_SFR_FET_CHARGE_BIT
|IT_SCR_SFR_CARD_FREQ_3_5_MHZ << IT_SCR_SFR_CARD_FREQ_BIT
|IT_SCR_SFR_FET_ACTIVE_INVERT << IT_SCR_SFR_FET_ACTIVE_BIT
|IT_SCR_SFR_ENABLE_ON << IT_SCR_SFR_ENABLE_BIT),
IT8172_PCI_IO_BASE + IT_SCR0_BASE + IT_SCR_SFR);
outb(IT_SCR_SCDR_RESET_MODE_ASYNC << IT_SCR_SCDR_RESET_MODE_BIT,
IT8172_PCI_IO_BASE + IT_SCR0_BASE + IT_SCR_SCDR);
}
#endif /* CONFIG_IT8172_SCR0 */
#ifdef CONFIG_IT8172_SCR1
{
unsigned i;
/* Enable Smart Card Reader 1 */
/* First power it up */
IT_IO_READ16(IT_PM_DSR, i);
i &= ~IT_PM_DSR_SCR1SB;
IT_IO_WRITE16(IT_PM_DSR, i);
/* Then initialize its registers */
outb(( IT_SCR_SFR_GATE_UART_OFF << IT_SCR_SFR_GATE_UART_BIT
|IT_SCR_SFR_FET_CHARGE_213_US << IT_SCR_SFR_FET_CHARGE_BIT
|IT_SCR_SFR_CARD_FREQ_3_5_MHZ << IT_SCR_SFR_CARD_FREQ_BIT
|IT_SCR_SFR_FET_ACTIVE_INVERT << IT_SCR_SFR_FET_ACTIVE_BIT
|IT_SCR_SFR_ENABLE_ON << IT_SCR_SFR_ENABLE_BIT),
IT8172_PCI_IO_BASE + IT_SCR1_BASE + IT_SCR_SFR);
outb(IT_SCR_SCDR_RESET_MODE_ASYNC << IT_SCR_SCDR_RESET_MODE_BIT,
IT8172_PCI_IO_BASE + IT_SCR1_BASE + IT_SCR_SCDR);
}
#endif /* CONFIG_IT8172_SCR1 */
}
void __init sni_rm200_init(void)
{
set_io_port_base(SNI_PORT_BASE + 0x02000000);
ioport_resource.end += 0x02000000;
}
void __devinit bcma_core_pci_hostmode_init(struct bcma_drv_pci *pc)
{
struct bcma_bus *bus = pc->core->bus;
struct bcma_drv_pci_host *pc_host;
u32 tmp;
u32 pci_membase_1G;
unsigned long io_map_base;
bcma_info(bus, "PCIEcore in host mode found\n");
if (bus->sprom.boardflags_lo & BCMA_CORE_PCI_BFL_NOPCI) {
bcma_info(bus, "This PCIE core is disabled and not working\n");
return;
}
pc_host = kzalloc(sizeof(*pc_host), GFP_KERNEL);
if (!pc_host) {
bcma_err(bus, "can not allocate memory");
return;
}
spin_lock_init(&pc_host->cfgspace_lock);
pc->host_controller = pc_host;
pc_host->pci_controller.io_resource = &pc_host->io_resource;
pc_host->pci_controller.mem_resource = &pc_host->mem_resource;
pc_host->pci_controller.pci_ops = &pc_host->pci_ops;
pc_host->pdev = pc;
pci_membase_1G = BCMA_SOC_PCI_DMA;
pc_host->host_cfg_addr = BCMA_SOC_PCI_CFG;
pc_host->pci_ops.read = bcma_core_pci_hostmode_read_config;
pc_host->pci_ops.write = bcma_core_pci_hostmode_write_config;
pc_host->mem_resource.name = "BCMA PCIcore external memory",
pc_host->mem_resource.start = BCMA_SOC_PCI_DMA;
pc_host->mem_resource.end = BCMA_SOC_PCI_DMA + BCMA_SOC_PCI_DMA_SZ - 1;
pc_host->mem_resource.flags = IORESOURCE_MEM | IORESOURCE_PCI_FIXED;
pc_host->io_resource.name = "BCMA PCIcore external I/O",
pc_host->io_resource.start = 0x100;
pc_host->io_resource.end = 0x7FF;
pc_host->io_resource.flags = IORESOURCE_IO | IORESOURCE_PCI_FIXED;
/* Reset RC */
usleep_range(3000, 5000);
pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST_OE);
msleep(50);
pcicore_write32(pc, BCMA_CORE_PCI_CTL, BCMA_CORE_PCI_CTL_RST |
BCMA_CORE_PCI_CTL_RST_OE);
/* 64 MB I/O access window. On 4716, use
* sbtopcie0 to access the device registers. We
* can't use address match 2 (1 GB window) region
* as mips can't generate 64-bit address on the
* backplane.
*/
if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4716 ||
bus->chipinfo.id == BCMA_CHIP_ID_BCM4748) {
pc_host->mem_resource.start = BCMA_SOC_PCI_MEM;
pc_host->mem_resource.end = BCMA_SOC_PCI_MEM +
BCMA_SOC_PCI_MEM_SZ - 1;
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,
BCMA_CORE_PCI_SBTOPCI_MEM | BCMA_SOC_PCI_MEM);
} else if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706) {
tmp = BCMA_CORE_PCI_SBTOPCI_MEM;
tmp |= BCMA_CORE_PCI_SBTOPCI_PREF;
tmp |= BCMA_CORE_PCI_SBTOPCI_BURST;
if (pc->core->core_unit == 0) {
pc_host->mem_resource.start = BCMA_SOC_PCI_MEM;
pc_host->mem_resource.end = BCMA_SOC_PCI_MEM +
BCMA_SOC_PCI_MEM_SZ - 1;
pc_host->io_resource.start = 0x100;
pc_host->io_resource.end = 0x47F;
pci_membase_1G = BCMA_SOC_PCIE_DMA_H32;
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,
tmp | BCMA_SOC_PCI_MEM);
} else if (pc->core->core_unit == 1) {
pc_host->mem_resource.start = BCMA_SOC_PCI1_MEM;
pc_host->mem_resource.end = BCMA_SOC_PCI1_MEM +
BCMA_SOC_PCI_MEM_SZ - 1;
pc_host->io_resource.start = 0x480;
pc_host->io_resource.end = 0x7FF;
pci_membase_1G = BCMA_SOC_PCIE1_DMA_H32;
pc_host->host_cfg_addr = BCMA_SOC_PCI1_CFG;
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,
tmp | BCMA_SOC_PCI1_MEM);
}
} else
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI0,
BCMA_CORE_PCI_SBTOPCI_IO);
/* 64 MB configuration access window */
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI1, BCMA_CORE_PCI_SBTOPCI_CFG0);
/* 1 GB memory access window */
pcicore_write32(pc, BCMA_CORE_PCI_SBTOPCI2,
BCMA_CORE_PCI_SBTOPCI_MEM | pci_membase_1G);
/* As per PCI Express Base Spec 1.1 we need to wait for
* at least 100 ms from the end of a reset (cold/warm/hot)
* before issuing configuration requests to PCI Express
* devices.
*/
msleep(100);
bcma_core_pci_enable_crs(pc);
if (bus->chipinfo.id == BCMA_CHIP_ID_BCM4706 ||
bus->chipinfo.id == BCMA_CHIP_ID_BCM4716) {
u16 val16;
bcma_extpci_read_config(pc, 0, 0, BCMA_CORE_PCI_CFG_DEVCTRL,
&val16, sizeof(val16));
val16 |= (2 << 5); /* Max payload size of 512 */
val16 |= (2 << 12); /* MRRS 512 */
bcma_extpci_write_config(pc, 0, 0, BCMA_CORE_PCI_CFG_DEVCTRL,
&val16, sizeof(val16));
}
/* Enable PCI bridge BAR0 memory & master access */
tmp = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
bcma_extpci_write_config(pc, 0, 0, PCI_COMMAND, &tmp, sizeof(tmp));
/* Enable PCI interrupts */
pcicore_write32(pc, BCMA_CORE_PCI_IMASK, BCMA_CORE_PCI_IMASK_INTA);
/* Ok, ready to run, register it to the system.
* The following needs change, if we want to port hostmode
* to non-MIPS platform. */
io_map_base = (unsigned long)ioremap_nocache(pc_host->mem_resource.start,
resource_size(&pc_host->mem_resource));
pc_host->pci_controller.io_map_base = io_map_base;
set_io_port_base(pc_host->pci_controller.io_map_base);
/* Give some time to the PCI controller to configure itself with the new
* values. Not waiting at this point causes crashes of the machine. */
usleep_range(10000, 15000);
register_pci_controller(&pc_host->pci_controller);
return;
}
static void __init rbtx4938_mem_setup(void)
{
unsigned long long pcfg;
if (txx9_master_clock == 0)
txx9_master_clock = 25000000; /* 25MHz */
tx4938_setup();
#ifdef CONFIG_PCI
txx9_alloc_pci_controller(&txx9_primary_pcic, 0, 0, 0, 0);
txx9_board_pcibios_setup = tx4927_pcibios_setup;
#else
set_io_port_base(RBTX4938_ETHER_BASE);
#endif
tx4938_sio_init(7372800, 0);
#ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_PIO58_61
pr_info("PIOSEL: disabling both ATA and NAND selection\n");
txx9_clear64(&tx4938_ccfgptr->pcfg,
TX4938_PCFG_NDF_SEL | TX4938_PCFG_ATA_SEL);
#endif
#ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_NAND
pr_info("PIOSEL: enabling NAND selection\n");
txx9_set64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_NDF_SEL);
txx9_clear64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_ATA_SEL);
#endif
#ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_ATA
pr_info("PIOSEL: enabling ATA selection\n");
txx9_set64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_ATA_SEL);
txx9_clear64(&tx4938_ccfgptr->pcfg, TX4938_PCFG_NDF_SEL);
#endif
#ifdef CONFIG_TOSHIBA_RBTX4938_MPLEX_KEEP
pcfg = ____raw_readq(&tx4938_ccfgptr->pcfg);
pr_info("PIOSEL: NAND %s, ATA %s\n",
(pcfg & TX4938_PCFG_NDF_SEL) ? "enabled" : "disabled",
(pcfg & TX4938_PCFG_ATA_SEL) ? "enabled" : "disabled");
#endif
rbtx4938_spi_setup();
pcfg = ____raw_readq(&tx4938_ccfgptr->pcfg); /* updated */
/* fixup piosel */
if ((pcfg & (TX4938_PCFG_ATA_SEL | TX4938_PCFG_NDF_SEL)) ==
TX4938_PCFG_ATA_SEL)
writeb((readb(rbtx4938_piosel_addr) & 0x03) | 0x04,
rbtx4938_piosel_addr);
else if ((pcfg & (TX4938_PCFG_ATA_SEL | TX4938_PCFG_NDF_SEL)) ==
TX4938_PCFG_NDF_SEL)
writeb((readb(rbtx4938_piosel_addr) & 0x03) | 0x08,
rbtx4938_piosel_addr);
else
writeb(readb(rbtx4938_piosel_addr) & ~(0x08 | 0x04),
rbtx4938_piosel_addr);
rbtx4938_fpga_resource.name = "FPGA Registers";
rbtx4938_fpga_resource.start = CPHYSADDR(RBTX4938_FPGA_REG_ADDR);
rbtx4938_fpga_resource.end = CPHYSADDR(RBTX4938_FPGA_REG_ADDR) + 0xffff;
rbtx4938_fpga_resource.flags = IORESOURCE_MEM | IORESOURCE_BUSY;
if (request_resource(&txx9_ce_res[2], &rbtx4938_fpga_resource))
printk(KERN_ERR "request resource for fpga failed\n");
_machine_restart = rbtx4938_machine_restart;
writeb(0xff, rbtx4938_led_addr);
printk(KERN_INFO "RBTX4938 --- FPGA(Rev %02x) DIPSW:%02x,%02x\n",
readb(rbtx4938_fpga_rev_addr),
readb(rbtx4938_dipsw_addr), readb(rbtx4938_bdipsw_addr));
}
void __init au1500_setup(void)
{
char *argptr;
u32 pin_func, static_cfg0;
u32 sys_freqctrl, sys_clksrc;
argptr = prom_getcmdline();
/* NOTE: The memory map is established by YAMON 2.08+ */
/* Various early Au1500 Errata corrected by this */
set_cp0_config(1<<19); /* Config[OD] */
#ifdef CONFIG_AU1000_SERIAL_CONSOLE
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
#ifdef CONFIG_SOUND_AU1000
strcat(argptr, " au1000_audio=vra");
argptr = prom_getcmdline();
#endif
__wbflush = au1500_wbflush;
_machine_restart = au1000_restart;
_machine_halt = au1000_halt;
_machine_power_off = au1000_power_off;
// IO/MEM resources.
set_io_port_base(0);
ioport_resource.start = 0x10000000;
ioport_resource.end = 0xffffffff;
iomem_resource.start = 0x10000000;
iomem_resource.end = 0xffffffff;
#ifdef CONFIG_BLK_DEV_INITRD
ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
initrd_start = (unsigned long)&__rd_start;
initrd_end = (unsigned long)&__rd_end;
#endif
// set AUX clock to 12MHz * 8 = 96 MHz
writel(8, SYS_AUXPLL);
outl(0, SYS_PINSTATERD);
udelay(100);
#if defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1000_USB_DEVICE)
#ifdef CONFIG_USB_OHCI
if ((argptr = strstr(argptr, "usb_ohci=")) == NULL) {
char usb_args[80];
argptr = prom_getcmdline();
memset(usb_args, 0, sizeof(usb_args));
sprintf(usb_args, " usb_ohci=base:0x%x,len:0x%x,irq:%d",
USB_OHCI_BASE, USB_OHCI_LEN, AU1000_USB_HOST_INT);
strcat(argptr, usb_args);
}
#endif
/* zero and disable FREQ2 */
sys_freqctrl = readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
writel(sys_freqctrl, SYS_FREQCTRL0);
/* zero and disable USBH/USBD clocks */
sys_clksrc = readl(SYS_CLKSRC);
sys_clksrc &= ~0x00007FE0;
writel(sys_clksrc, SYS_CLKSRC);
sys_freqctrl = readl(SYS_FREQCTRL0);
sys_freqctrl &= ~0xFFF00000;
sys_clksrc = readl(SYS_CLKSRC);
sys_clksrc &= ~0x00007FE0;
// FREQ2 = aux/2 = 48 MHz
sys_freqctrl |= ((0<<22) | (1<<21) | (1<<20));
writel(sys_freqctrl, SYS_FREQCTRL0);
/*
* Route 48MHz FREQ2 into USB Host and/or Device
*/
#ifdef CONFIG_USB_OHCI
sys_clksrc |= ((4<<12) | (0<<11) | (0<<10));
#endif
#ifdef CONFIG_AU1000_USB_DEVICE
sys_clksrc |= ((4<<7) | (0<<6) | (0<<5));
#endif
writel(sys_clksrc, SYS_CLKSRC);
pin_func = readl(SYS_PINFUNC) & (u32)(~0x8000);
#ifndef CONFIG_AU1000_USB_DEVICE
// 2nd USB port is USB host
pin_func |= 0x8000;
#endif
writel(pin_func, SYS_PINFUNC);
#endif // defined (CONFIG_USB_OHCI) || defined (CONFIG_AU1000_USB_DEVICE)
#ifdef CONFIG_USB_OHCI
// enable host controller and wait for reset done
writel(0x08, USB_HOST_CONFIG);
udelay(1000);
writel(0x0c, USB_HOST_CONFIG);
udelay(1000);
readl(USB_HOST_CONFIG);
while (!(readl(USB_HOST_CONFIG) & 0x10))
;
readl(USB_HOST_CONFIG);
#endif
#ifdef CONFIG_FB
conswitchp = &dummy_con;
#endif
#ifdef CONFIG_FB_E1356
if ((argptr = strstr(argptr, "video=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " video=e1356fb:system:pb1500,mmunalign:1");
}
#endif // CONFIG_FB_E1356
#ifndef CONFIG_SERIAL_NONSTANDARD
/* don't touch the default serial console */
writel(0, UART0_ADDR + UART_CLK);
#endif
writel(0, UART3_ADDR + UART_CLK);
#ifdef CONFIG_BLK_DEV_IDE
ide_ops = &std_ide_ops;
#endif
#ifdef CONFIG_PCI
// Setup PCI bus controller
writel(0, Au1500_PCI_CMEM);
writel(0x00003fff, Au1500_CFG_BASE);
writel(0xf, Au1500_PCI_CFG);
writel(0xf0000000, Au1500_PCI_MWMASK_DEV);
writel(0, Au1500_PCI_MWBASE_REV_CCL);
writel(0x02a00356, Au1500_PCI_STATCMD);
writel(0x00003c04, Au1500_PCI_HDRTYPE);
writel(0x00000008, Au1500_PCI_MBAR);
au_sync();
#endif
while (readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_E0S);
writel(SYS_CNTRL_E0 | SYS_CNTRL_EN0, SYS_COUNTER_CNTRL);
au_sync();
while (readl(SYS_COUNTER_CNTRL) & SYS_CNTRL_T0S);
outl(0, SYS_TOYTRIM);
/* Enable BCLK switching */
writel(0x00000060, 0xb190003c);
#ifdef CONFIG_RTC
rtc_ops = &pb1500_rtc_ops;
// Enable the RTC if not already enabled
if (!(readb(0xac000028) & 0x20)) {
writeb(readb(0xac000028) | 0x20, 0xac000028);
}
// Put the clock in BCD mode
if (readb(0xac00002C) & 0x4) { /* reg B */
writeb(readb(0xac00002c) & ~0x4, 0xac00002c);
au_sync();
}
#endif
}
void __init plat_mem_setup(void)
{
char *ctype;
char *cserial;
board_be_init = ip22_be_init;
/* Init the INDY HPC I/O controller. Need to call this before
* f*****g with the memory controller because it needs to know the
* boardID and whether this is a Guiness or a FullHouse machine.
*/
sgihpc_init();
/* Init INDY memory controller. */
sgimc_init();
#ifdef CONFIG_BOARD_SCACHE
/* Now enable boardcaches, if any. */
indy_sc_init();
#endif
/* Set EISA IO port base for Indigo2
* ioremap cannot fail */
set_io_port_base((unsigned long)ioremap(0x00080000,
0x1fffffff - 0x00080000));
/* ARCS console environment variable is set to "g?" for
* graphics console, it is set to "d" for the first serial
* line and "d2" for the second serial line.
*
* Need to check if the case is 'g' but no keyboard:
* (ConsoleIn/Out = serial)
*/
ctype = ArcGetEnvironmentVariable("console");
cserial = ArcGetEnvironmentVariable("ConsoleOut");
if ((ctype && *ctype == 'd') || (cserial && *cserial == 's')) {
static char options[8];
char *baud = ArcGetEnvironmentVariable("dbaud");
if (baud)
strcpy(options, baud);
add_preferred_console("ttyS", *(ctype + 1) == '2' ? 1 : 0,
baud ? options : NULL);
} else if (!ctype || *ctype != 'g') {
/* Use ARC if we don't want serial ('d') or graphics ('g'). */
prom_flags |= PROM_FLAG_USE_AS_CONSOLE;
add_preferred_console("arc", 0, NULL);
}
#if defined(CONFIG_VT) && defined(CONFIG_SGI_NEWPORT_CONSOLE)
{
ULONG *gfxinfo;
ULONG * (*__vec)(void) = (void *) (long)
*((_PULONG *)(long)((PROMBLOCK)->pvector + 0x20));
gfxinfo = __vec();
sgi_gfxaddr = ((gfxinfo[1] >= 0xa0000000
&& gfxinfo[1] <= 0xc0000000)
? gfxinfo[1] - 0xa0000000 : 0);
/* newport addresses? */
if (sgi_gfxaddr == 0x1f0f0000 || sgi_gfxaddr == 0x1f4f0000) {
conswitchp = &newport_con;
}
}
#endif
}
void __init plat_mem_setup(void)
{
set_io_port_base(0xbfd00000);
serial_init();
}
void __init it8172_setup(void)
{
unsigned short dsr;
char *argptr;
u32 it_ver;
unsigned long config;
argptr = prom_getcmdline();
#ifdef CONFIG_SERIAL_CONSOLE
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS0,115200");
}
#endif
config = read_32bit_cp0_register(CP0_CONFIG);
printk("SysClock frequency multiplier: %d\n",
((config>>28)&0x7) + 2);
clear_cp0_status(ST0_FR);
rtc_ops = &it8172_rtc_ops;
board_time_init = it8172_time_init;
board_timer_setup = it8172_timer_setup;
rtc_get_time = it8172_rtc_get_time;
//rtc_set_time = it8172_rtc_set_time;
_machine_restart = it8172_restart;
_machine_halt = it8172_halt;
_machine_power_off = it8172_power_off;
/*
* IO/MEM resources.
*
* revisit this area.
*/
set_io_port_base(KSEG1);
ioport_resource.start = it8172_resources.pci_io.start;
ioport_resource.end = it8172_resources.pci_io.end;
#ifdef CONFIG_IT8172_REVC
iomem_resource.start = it8172_resources.pci_mem.start;
iomem_resource.end = it8172_resources.pci_mem.end;
#else
iomem_resource.start = it8172_resources.pci_mem0.start;
iomem_resource.end = it8172_resources.pci_mem3.end;
#endif
#ifdef CONFIG_BLK_DEV_INITRD
ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0);
#endif
/*
* Pull enabled devices out of standby
*/
IT_IO_READ16(IT_PM_DSR, dsr);
#ifdef CONFIG_SOUND_IT8172
dsr &= ~IT_PM_DSR_ACSB;
#else
dsr |= IT_PM_DSR_ACSB;
#endif
#ifdef CONFIG_BLK_DEV_IT8172
dsr &= ~IT_PM_DSR_IDESB;
ide_ops = &std_ide_ops;
#else
dsr |= IT_PM_DSR_IDESB;
#endif
IT_IO_WRITE16(IT_PM_DSR, dsr);
#ifdef CONFIG_FB
conswitchp = &dummy_con;
#endif
InitLPCInterface();
#if defined(CONFIG_MIPS_ITE8172) || defined(CONFIG_MIPS_SNSC_MPU210)
if (SearchIT8712()) {
printk("Found IT8712 Super IO\n");
// enable IT8712 serial port
LPCSetConfig(LDN_SERIAL1, 0x30, 0x01); /* enable */
LPCSetConfig(LDN_SERIAL1, 0x23, 0x01); /* clock selection */
#if defined(CONFIG_MIPS_SNSC_MPU210)
// enable IT8712 serial port
LPCSetConfig(LDN_SERIAL2, 0x30, 0x01); /* enable */
LPCSetConfig(LDN_SERIAL2, 0x23, 0x01); /* clock selection */
#endif // defined(CONFIG_MIPS_SNSC_MPU210)
#ifdef CONFIG_PC_KEYB
if (init_8712_keyboard()) {
printk("Unable to initialize keyboard\n");
LPCSetConfig(LDN_KEYBOARD, 0x30, 0x0); /* disable keyboard */
}
else {
LPCSetConfig(LDN_KEYBOARD, 0x30, 0x1); /* enable keyboard */
LPCSetConfig(LDN_KEYBOARD, 0xf0, 0x2);
LPCSetConfig(LDN_KEYBOARD, 0x71, 0x3);
LPCSetConfig(LDN_MOUSE, 0x30, 0x1); /* enable mouse */
LPCSetConfig(0x4, 0x30, 0x1);
LPCSetConfig(0x4, 0xf4, LPCGetConfig(0x4, 0xf4) | 0x80);
if ((LPCGetConfig(LDN_KEYBOARD, 0x30) == 0) ||
(LPCGetConfig(LDN_MOUSE, 0x30) == 0))
printk("Error: keyboard or mouse not enabled\n");
kbd_ops = &std_kbd_ops;
}
#endif
}
else {
printk("IT8712 Super IO not found\n");
}
#endif
#ifdef CONFIG_IT8172_CIR
{
unsigned long data;
//printk("Enabling CIR0\n");
IT_IO_READ16(IT_PM_DSR, data);
data &= ~IT_PM_DSR_CIR0SB;
IT_IO_WRITE16(IT_PM_DSR, data);
//printk("DSR register: %x\n", (unsigned)IT_IO_READ16(IT_PM_DSR, data));
}
#endif
#ifdef CONFIG_IT8172_SCR0
{
unsigned i;
/* Enable Smart Card Reader 0 */
/* First power it up */
IT_IO_READ16(IT_PM_DSR, i);
i &= ~IT_PM_DSR_SCR0SB;
IT_IO_WRITE16(IT_PM_DSR, i);
/* Then initialize its registers */
outb(( IT_SCR_SFR_GATE_UART_OFF << IT_SCR_SFR_GATE_UART_BIT
|IT_SCR_SFR_FET_CHARGE_213_US << IT_SCR_SFR_FET_CHARGE_BIT
|IT_SCR_SFR_CARD_FREQ_3_5_MHZ << IT_SCR_SFR_CARD_FREQ_BIT
|IT_SCR_SFR_FET_ACTIVE_INVERT << IT_SCR_SFR_FET_ACTIVE_BIT
|IT_SCR_SFR_ENABLE_ON << IT_SCR_SFR_ENABLE_BIT),
IT8172_PCI_IO_BASE + IT_SCR0_BASE + IT_SCR_SFR);
outb(IT_SCR_SCDR_RESET_MODE_ASYNC << IT_SCR_SCDR_RESET_MODE_BIT,
IT8172_PCI_IO_BASE + IT_SCR0_BASE + IT_SCR_SCDR);
}
#endif /* CONFIG_IT8172_SCR0 */
#ifdef CONFIG_IT8172_SCR1
{
unsigned i;
/* Enable Smart Card Reader 1 */
/* First power it up */
IT_IO_READ16(IT_PM_DSR, i);
i &= ~IT_PM_DSR_SCR1SB;
IT_IO_WRITE16(IT_PM_DSR, i);
/* Then initialize its registers */
outb(( IT_SCR_SFR_GATE_UART_OFF << IT_SCR_SFR_GATE_UART_BIT
|IT_SCR_SFR_FET_CHARGE_213_US << IT_SCR_SFR_FET_CHARGE_BIT
|IT_SCR_SFR_CARD_FREQ_3_5_MHZ << IT_SCR_SFR_CARD_FREQ_BIT
|IT_SCR_SFR_FET_ACTIVE_INVERT << IT_SCR_SFR_FET_ACTIVE_BIT
|IT_SCR_SFR_ENABLE_ON << IT_SCR_SFR_ENABLE_BIT),
IT8172_PCI_IO_BASE + IT_SCR1_BASE + IT_SCR_SFR);
outb(IT_SCR_SCDR_RESET_MODE_ASYNC << IT_SCR_SCDR_RESET_MODE_BIT,
IT8172_PCI_IO_BASE + IT_SCR1_BASE + IT_SCR_SCDR);
}
#endif /* CONFIG_IT8172_SCR1 */
}
int misc_init_r(void)
{
set_io_port_base(0);
return 0;
}
static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
{
u32 val;
if (WARN_ON(extpci_core))
return;
extpci_core = pc;
ssb_dprintk(KERN_INFO PFX "PCIcore in host mode found\n");
/* Reset devices on the external PCI bus */
val = SSB_PCICORE_CTL_RST_OE;
val |= SSB_PCICORE_CTL_CLK_OE;
pcicore_write32(pc, SSB_PCICORE_CTL, val);
val |= SSB_PCICORE_CTL_CLK; /* Clock on */
pcicore_write32(pc, SSB_PCICORE_CTL, val);
udelay(150); /* Assertion time demanded by the PCI standard */
val |= SSB_PCICORE_CTL_RST; /* Deassert RST# */
pcicore_write32(pc, SSB_PCICORE_CTL, val);
val = SSB_PCICORE_ARBCTL_INTERN;
pcicore_write32(pc, SSB_PCICORE_ARBCTL, val);
udelay(1); /* Assertion time demanded by the PCI standard */
if (pc->dev->bus->has_cardbus_slot) {
ssb_dprintk(KERN_INFO PFX "CardBus slot detected\n");
pc->cardbusmode = 1;
/* GPIO 1 resets the bridge */
ssb_gpio_out(pc->dev->bus, 1, 1);
ssb_gpio_outen(pc->dev->bus, 1, 1);
pcicore_write16(pc, SSB_PCICORE_SPROM(0),
pcicore_read16(pc, SSB_PCICORE_SPROM(0))
| 0x0400);
}
/* 64MB I/O window */
pcicore_write32(pc, SSB_PCICORE_SBTOPCI0,
SSB_PCICORE_SBTOPCI_IO);
/* 64MB config space */
pcicore_write32(pc, SSB_PCICORE_SBTOPCI1,
SSB_PCICORE_SBTOPCI_CFG0);
/* 1GB memory window */
pcicore_write32(pc, SSB_PCICORE_SBTOPCI2,
SSB_PCICORE_SBTOPCI_MEM | SSB_PCI_DMA);
/* Enable PCI bridge BAR0 prefetch and burst */
val = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
ssb_extpci_write_config(pc, 0, 0, 0, PCI_COMMAND, &val, 2);
/* Clear error conditions */
val = 0;
ssb_extpci_write_config(pc, 0, 0, 0, PCI_STATUS, &val, 2);
/* Enable PCI interrupts */
pcicore_write32(pc, SSB_PCICORE_IMASK,
SSB_PCICORE_IMASK_INTA);
/* Ok, ready to run, register it to the system.
* The following needs change, if we want to port hostmode
* to non-MIPS platform. */
ssb_pcicore_controller.io_map_base = (unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000);
set_io_port_base(ssb_pcicore_controller.io_map_base);
/* Give some time to the PCI controller to configure itself with the new
* values. Not waiting at this point causes crashes of the machine. */
mdelay(10);
register_pci_controller(&ssb_pcicore_controller);
}
struct serial_device *default_serial_console(void)
{
set_io_port_base(CKSEG1ADDR(0));
return &sio_device;
}
static void __init jmr3927_setup(void)
{
char *argptr;
set_io_port_base(JMR3927_PORT_BASE + JMR3927_PCIIO);
board_time_init = jmr3927_time_init;
board_timer_setup = jmr3927_timer_setup;
_machine_restart = jmr3927_machine_restart;
_machine_halt = jmr3927_machine_halt;
_machine_power_off = jmr3927_machine_power_off;
/*
* IO/MEM resources.
*/
ioport_resource.start = pci_io_resource.start;
ioport_resource.end = pci_io_resource.end;
iomem_resource.start = pci_mem_resource.start;
iomem_resource.end = pci_mem_resource.end;
/* Reboot on panic */
panic_timeout = 180;
{
unsigned int conf;
conf = read_c0_conf();
}
#if 1
/* cache setup */
{
unsigned int conf;
#ifdef DO_ENABLE_CACHE
int mips_ic_disable = 0, mips_dc_disable = 0;
#else
int mips_ic_disable = 1, mips_dc_disable = 1;
#endif
#ifdef DO_WRITE_THROUGH
int mips_config_cwfon = 0;
int mips_config_wbon = 0;
#else
int mips_config_cwfon = 1;
int mips_config_wbon = 1;
#endif
conf = read_c0_conf();
conf &= ~(TX39_CONF_ICE | TX39_CONF_DCE | TX39_CONF_WBON | TX39_CONF_CWFON);
conf |= mips_ic_disable ? 0 : TX39_CONF_ICE;
conf |= mips_dc_disable ? 0 : TX39_CONF_DCE;
conf |= mips_config_wbon ? TX39_CONF_WBON : 0;
conf |= mips_config_cwfon ? TX39_CONF_CWFON : 0;
write_c0_conf(conf);
write_c0_cache(0);
}
#endif
/* initialize board */
jmr3927_board_init();
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "toeon")) != NULL) {
jmr3927_ccfg_toeon = 1;
}
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "ip=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " ip=bootp");
}
#ifdef CONFIG_TXX927_SERIAL_CONSOLE
argptr = prom_getcmdline();
if ((argptr = strstr(argptr, "console=")) == NULL) {
argptr = prom_getcmdline();
strcat(argptr, " console=ttyS1,115200");
}
#endif
}
void __init prom_init(void)
{
prom_argc = fw_arg0;
_prom_argv = (int *) fw_arg1;
_prom_envp = (int *) fw_arg2;
#if defined(CONFIG_MIPS_AVALANCHE_PSPBOOT)
sys_initenv();
#endif
#if !defined(CONFIG_MIPS_AVALANCHE_SOC)
mips_display_message("LINUX");
#ifdef CONFIG_MIPS_SEAD
set_io_port_base(KSEG1);
#else
/*
* early setup of _pcictrl_bonito so that we can determine
* the system controller on a CORE_EMUL board
*/
_pcictrl_bonito = (unsigned long)ioremap(BONITO_REG_BASE, BONITO_REG_SIZE);
mips_revision_corid = MIPS_REVISION_CORID;
if (mips_revision_corid == MIPS_REVISION_CORID_CORE_EMUL) {
if (BONITO_PCIDID == 0x0001df53 ||
BONITO_PCIDID == 0x0003df53)
mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_BON;
else
mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_MSC;
}
switch(mips_revision_corid) {
case MIPS_REVISION_CORID_QED_RM5261:
case MIPS_REVISION_CORID_CORE_LV:
case MIPS_REVISION_CORID_CORE_FPGA:
case MIPS_REVISION_CORID_CORE_FPGAR2:
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
_pcictrl_gt64120 = (unsigned long)ioremap(MIPS_GT_BASE, 0x2000);
#ifdef CONFIG_CPU_LITTLE_ENDIAN
GT_WRITE(GT_PCI0_CMD_OFS, GT_PCI0_CMD_MBYTESWAP_BIT |
GT_PCI0_CMD_SBYTESWAP_BIT);
#else
GT_WRITE(GT_PCI0_CMD_OFS, 0);
#endif
#ifdef CONFIG_MIPS_MALTA
set_io_port_base(MALTA_GT_PORT_BASE);
#else
set_io_port_base((unsigned long)ioremap(0, 0x20000000));
#endif
break;
case MIPS_REVISION_CORID_CORE_EMUL_BON:
case MIPS_REVISION_CORID_BONITO64:
case MIPS_REVISION_CORID_CORE_20K:
_pcictrl_bonito_pcicfg = (unsigned long)ioremap(BONITO_PCICFG_BASE, BONITO_PCICFG_SIZE);
/*
* Disable Bonito IOBC.
*/
BONITO_PCIMEMBASECFG = BONITO_PCIMEMBASECFG &
~(BONITO_PCIMEMBASECFG_MEMBASE0_CACHED |
BONITO_PCIMEMBASECFG_MEMBASE1_CACHED);
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
#ifdef CONFIG_CPU_LITTLE_ENDIAN
BONITO_BONGENCFG = BONITO_BONGENCFG &
~(BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP);
#else
BONITO_BONGENCFG = BONITO_BONGENCFG |
BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP;
#endif
#ifdef CONFIG_MIPS_MALTA
set_io_port_base(MALTA_BONITO_PORT_BASE);
#else
set_io_port_base((unsigned long)ioremap(0, 0x20000000));
#endif
break;
case MIPS_REVISION_CORID_CORE_MSC:
case MIPS_REVISION_CORID_CORE_FPGA2:
case MIPS_REVISION_CORID_CORE_EMUL_MSC:
_pcictrl_msc = (unsigned long)ioremap(MIPS_MSC01_PCI_REG_BASE, 0x2000);
#ifdef CONFIG_CPU_LITTLE_ENDIAN
MSC_WRITE(MSC01_PCI_SWAP, MSC01_PCI_SWAP_NOSWAP);
#else
MSC_WRITE(MSC01_PCI_SWAP,
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_IO_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_MEM_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_BAR0_SHF);
#endif
#ifdef CONFIG_MIPS_MALTA
set_io_port_base(MALTA_MSC_PORT_BASE);
#else
set_io_port_base((unsigned long)ioremap(0, 0x20000000));
#endif
break;
default:
/* Unknown Core card */
mips_display_message("CC Error");
while(1); /* We die here... */
}
#endif
#endif
#if defined(CONFIG_MIPS_AVALANCHE_SOC)
set_io_port_base(0);
setup_prom_printf(0);
#endif /* CONFIG_MIPS_AVALANCHE_SOC */
prom_printf("\nLINUX started...\n");
prom_init_cmdline();
prom_meminit();
#ifdef CONFIG_SERIAL_8250_CONSOLE
console_config();
#endif
}
void __init plat_mem_setup(void)
{
extern int rac_setting(int);
extern int panic_timeout;
#ifdef CONFIG_MIPS_BRCM
#if defined( CONFIG_MIPS_BCM7038A0 )
set_io_port_base(0xe0000000); /* start of PCI IO space. */
#elif defined( CONFIG_MIPS_BCM7038B0 ) || defined( CONFIG_MIPS_BCM7038C0 ) \
|| defined( CONFIG_MIPS_BCM7400 ) || defined( CONFIG_MIPS_BCM3560 ) \
|| defined( CONFIG_MIPS_BCM7401 ) || defined( CONFIG_MIPS_BCM7402 ) \
|| defined( CONFIG_MIPS_BCM7118 ) || defined( CONFIG_MIPS_BCM7440 ) \
|| defined( CONFIG_MIPS_BCM7403 ) || defined( CONFIG_MIPS_BCM7405 ) \
|| defined( CONFIG_MIPS_BCM7335 ) || defined( CONFIG_MIPS_BCM7325 ) \
|| defined( CONFIG_MIPS_BCM3548 )
set_io_port_base(0xf0000000); /* start of PCI IO space. */
#elif defined( CONFIG_MIPS_BCM7329 )
set_io_port_base(KSEG1ADDR(0x1af90000));
#elif defined ( CONFIG_BCM93730 )
set_io_port_base(KSEG1ADDR(0x13000000));
#else
set_io_port_base(0);
#endif
#endif
#ifndef CONFIG_TIVO
_machine_restart = brcm_machine_restart;
_machine_halt = brcm_machine_halt;
//_machine_power_off = brcm_machine_power_off;
pm_power_off = brcm_machine_power_off;
board_time_init = brcm_time_init;
panic_timeout = 180;
#else
_machine_restart = (void(*)(char *))tivo_machine_restart;
_machine_halt = tivo_machine_restart;
pm_power_off = tivo_machine_restart;
board_time_init = brcm_time_init;
panic_timeout = 3;
#endif
// Set RAC on 7400
#if defined( CONFIG_MIPS_BCM7400A0 )
rac_setting(1);
#endif
#if defined( CONFIG_MIPS_BCM7440B0 ) || defined( CONFIG_MIPS_BCM7325A0 ) \
|| defined( CONFIG_MIPS_BCM7443A0 )
// Set externalize IO sync bit (CP0 $16, sel 7, bit 8)
{
uint32_t extIO = __read_32bit_c0_register($16, 7);
__write_32bit_c0_register($16, 7, extIO | 0x100);
extIO = __read_32bit_c0_register($16, 7);
}
#endif
#ifdef CONFIG_PC_KEYB
kbd_ops = &brcm_kbd_ops;
#endif
#ifdef CONFIG_VT
conswitchp = &dummy_con;
#endif
#ifdef CONFIG_DISCONTIGMEM
brcm_numa_init();
#endif
}
int __init prom_init(int argc, char **argv, char **envp)
{
prom_argc = argc;
_prom_argv = (int *)argv;
_prom_envp = (int *)envp;
mips_display_message("LINUX");
#ifdef CONFIG_MIPS_SEAD
set_io_port_base(KSEG1);
#else
mips_revision_corid = MIPS_REVISION_CORID;
switch(mips_revision_corid) {
case MIPS_REVISION_CORID_QED_RM5261:
case MIPS_REVISION_CORID_CORE_LV:
case MIPS_REVISION_CORID_CORE_FPGA:
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
#ifdef CONFIG_CPU_LITTLE_ENDIAN
GT_WRITE(GT_PCI0_CMD_OFS, GT_PCI0_CMD_MBYTESWAP_BIT |
GT_PCI0_CMD_SBYTESWAP_BIT);
#else
GT_WRITE(GT_PCI0_CMD_OFS, 0);
#endif
#ifdef CONFIG_MIPS_MALTA
set_io_port_base(MALTA_GT_PORT_BASE);
#else
set_io_port_base(KSEG1);
#endif
break;
case MIPS_REVISION_CORID_BONITO64:
case MIPS_REVISION_CORID_CORE_20K:
/*
* Disable Bonito IOBC.
*/
BONITO_PCIMEMBASECFG = BONITO_PCIMEMBASECFG &
~(BONITO_PCIMEMBASECFG_MEMBASE0_CACHED |
BONITO_PCIMEMBASECFG_MEMBASE1_CACHED);
/*
* Setup the North bridge to do Master byte-lane swapping
* when running in bigendian.
*/
#ifdef CONFIG_CPU_LITTLE_ENDIAN
BONITO_BONGENCFG = BONITO_BONGENCFG &
~(BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP);
#else
BONITO_BONGENCFG = BONITO_BONGENCFG |
BONITO_BONGENCFG_MSTRBYTESWAP |
BONITO_BONGENCFG_BYTESWAP;
#endif
#ifdef CONFIG_MIPS_MALTA
set_io_port_base(MALTA_BONITO_PORT_BASE);
#else
set_io_port_base(KSEG1);
#endif
break;
case MIPS_REVISION_CORID_CORE_MSC:
#ifdef CONFIG_MIPS_MALTA
set_io_port_base(MALTA_MSC_PORT_BASE);
#endif
#ifdef CONFIG_CPU_LITTLE_ENDIAN
MSC_WRITE(MSC01_PCI_SWAP, MSC01_PCI_SWAP_NOSWAP);
#else
MSC_WRITE(MSC01_PCI_SWAP,
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_IO_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_MEM_SHF |
MSC01_PCI_SWAP_BYTESWAP << MSC01_PCI_SWAP_BAR0_SHF);
#endif
break;
default:
/* Unknown Core card */
mips_display_message("CC Error");
while(1); /* We die here... */
}
#endif
prom_printf("\nLINUX started...\n");
prom_init_cmdline();
prom_meminit();
return 0;
}
