bool
BCMATTACHFN(si_cc_register_isr)(si_t *sih, cc_isr_fn isr, uint32 ccintmask, void *cbdata)
{
bool done = FALSE;
chipcregs_t *regs;
uint origidx;
uint i;
/* Save the current core index */
origidx = si_coreidx(sih);
regs = si_setcoreidx(sih, SI_CC_IDX);
ASSERT(regs);
for (i = 0; i < MAX_CC_INT_SOURCE; i++) {
if (cc_isr_desc[i].isr == NULL) {
cc_isr_desc[i].isr = isr;
cc_isr_desc[i].cbdata = cbdata;
cc_isr_desc[i].intmask = ccintmask;
done = TRUE;
break;
}
}
if (done) {
cc_intmask = R_REG(si_osh(sih), ®s->intmask);
cc_intmask |= ccintmask;
W_REG(si_osh(sih), ®s->intmask, cc_intmask);
}
/* restore original coreidx */
si_setcoreidx(sih, origidx);
return done;
}
/* Initialize nand flash access */
hndnand_t *
hndnand_init(si_t *sih)
{
uint32 origidx;
ASSERT(sih);
/* Already initialized ? */
if (hndnand)
return hndnand;
origidx = si_coreidx(sih);
#ifdef __mips__
if (!hndnand)
hndnand = nflash_init(sih);
#endif
#ifdef __ARM_ARCH_7A__
if (!hndnand)
hndnand = nandcore_init(sih);
#endif
si_setcoreidx(sih, origidx);
return hndnand;
}
/* initialize the sdio core */
void
si_sdio_init(si_t *sih)
{
si_info_t *sii = SI_INFO(sih);
if (((sih->buscoretype == PCMCIA_CORE_ID) && (sih->buscorerev >= 8)) ||
(sih->buscoretype == SDIOD_CORE_ID)) {
uint idx;
sdpcmd_regs_t *sdpregs;
/* get the current core index */
idx = sii->curidx;
ASSERT(idx == si_findcoreidx(sih, D11_CORE_ID, 0));
/* switch to sdio core */
if (!(sdpregs = (sdpcmd_regs_t *)si_setcore(sih, PCMCIA_CORE_ID, 0)))
sdpregs = (sdpcmd_regs_t *)si_setcore(sih, SDIOD_CORE_ID, 0);
ASSERT(sdpregs);
SI_MSG(("si_sdio_init: For PCMCIA/SDIO Corerev %d, enable ints from core %d "
"through SD core %d (%p)\n",
sih->buscorerev, idx, sii->curidx, sdpregs));
/* enable backplane error and core interrupts */
W_REG(sii->osh, &sdpregs->hostintmask, I_SBINT);
W_REG(sii->osh, &sdpregs->sbintmask, (I_SB_SERR | I_SB_RESPERR | (1 << idx)));
/* switch back to previous core */
si_setcoreidx(sih, idx);
}
/* enable interrupts */
bcmsdh_intr_enable(sii->sdh);
}
/* Initialize nand flash access */
hndsflash_t *
hndsflash_init(si_t *sih)
{
uint32 origidx;
ASSERT(sih);
/* Already initialized ? */
if (hndsflash)
return hndsflash;
/* spin lock here */
origidx = si_coreidx(sih);
#ifdef __mips__
if (!hndsflash)
hndsflash = ccsflash_init(sih);
#endif /* __mips__ */
#ifdef __ARM_ARCH_7A__
if (!hndsflash)
hndsflash = spiflash_init(sih);
#endif /* __ARM_ARCH_7A__ */
si_setcoreidx(sih, origidx);
return hndsflash;
}
/* restore coreidx and restore interrupt */
void si_restore_core(si_t *sih, uint coreid, uint intr_val)
{
si_info_t *sii;
sii = SI_INFO(sih);
si_setcoreidx(sih, coreid);
INTR_RESTORE(sii, intr_val);
}
/*
* We utilize chipcommon configuration register SBFlagSt to implement a
* smart shared IRQ handling machenism through which only ISRs registered
* for the SB cores that raised the interrupt are invoked. This machenism
* relies on the SBFlagSt register's reliable recording of the SB cores
* that raised the interrupt.
*/
void __init
arch_init_irq(void)
{
int i;
uint32 coreidx, mips_core_id;
void *regs;
if (BCM330X(current_cpu_data.processor_id))
mips_core_id = MIPS33_CORE_ID;
else if (MIPS74K(current_cpu_data.processor_id))
mips_core_id = MIPS74K_CORE_ID;
else {
printk(KERN_ERR "MIPS CPU type %x unknown", current_cpu_data.processor_id);
return;
}
/* Cache chipc and mips33 config registers */
ASSERT(bcm947xx_sih);
coreidx = si_coreidx(bcm947xx_sih);
regs = si_setcore(bcm947xx_sih, mips_core_id, 0);
mipsirq = si_irq(bcm947xx_sih);
if (bcm947xx_sih->socitype == SOCI_SB) {
if (regs)
mipssbr = (sbconfig_t *)((ulong)regs + SBCONFIGOFF);
if ((regs = si_setcore(bcm947xx_sih, CC_CORE_ID, 0)))
ccsbr = (sbconfig_t *)((ulong)regs + SBCONFIGOFF);
}
si_setcoreidx(bcm947xx_sih, coreidx);
if (BCM330X(current_cpu_data.processor_id)) {
/* Cache mips33 sbintvec register */
if (mipssbr)
shints = R_REG(NULL, &mipssbr->sbintvec);
} else {
uint32 *intmask;
/* Use intmask5 register to route the timer interrupt */
intmask = (uint32 *) &((mips74kregs_t *)regs)->intmask[5];
W_REG(NULL, intmask, 1 << 31);
intmask = (uint32 *) &((mips74kregs_t *)regs)->intmask[0];
shints = R_REG(NULL, intmask);
/* Save the pointer to mips core registers */
mips_corereg = regs;
}
/* Install interrupt controllers */
for (i = 0; i < NR_IRQS; i++) {
set_irq_chip(i, (i < SBMIPS_NUMIRQS ? &brcm_irq_type : &brcm_irq2_type));
}
}
LOCAL void
flashAutoSelect(FLASH_TYPES *dev, FLASH_VENDORS *vendor)
{
/*
* Check for serial flash.
*/
sih = si_kattach(SI_OSH);
ASSERT(sih);
cc = (chipcregs_t *)si_setcoreidx(sih, SI_CC_IDX);
ASSERT(cc);
*vendor = *dev = 0xFF;
}
/* set the core to socram run bist and return bist status back */
int
si_bist_socram(si_t *sih, uint32 *biststatus)
{
si_info_t *sii;
uint origidx;
uint intr_val = 0;
sbsocramregs_t *regs;
int error = 0;
uint status = 0;
SI_ERROR(("doing the bist on SOCRAM\n"));
sii = SI_INFO(sih);
/* Block ints and save current core */
INTR_OFF(sii, intr_val);
origidx = si_coreidx(sih);
/* Switch to SOCRAM core */
if (!(regs = si_setcore(sih, SOCRAM_CORE_ID, 0)))
goto done;
si_core_reset(sih, SICF_BIST_EN, SICF_BIST_EN);
/* Wait for bist done */
SPINWAIT(((si_core_sflags(sih, 0, 0) & SISF_BIST_DONE) == 0), 100000);
status = si_core_sflags(sih, 0, 0);
if (status & SISF_BIST_DONE) {
if (status & SISF_BIST_ERROR) {
*biststatus = R_REG(sii->osh, ®s->biststat);
/* hnd_bist gives errors for ROM bist test, so ignore it */
*biststatus &= 0xFFFF;
if (!*biststatus)
error = 0;
else
error = 1;
}
}
si_core_reset(sih, 0, 0);
/* Return to previous state and core */
si_setcoreidx(sih, origidx);
done:
INTR_RESTORE(sii, intr_val);
return error;
}
int
si_bist_cc(si_t *sih, uint32 *biststatus)
{
si_info_t *sii;
uint origidx;
uint intr_val = 0;
int error = 0;
void *regs;
int status;
bool wasup;
sii = SI_INFO(sih);
SI_ERROR(("doing the bist on ChipC\n"));
/* Block ints and save current core */
INTR_OFF(sii, intr_val);
origidx = si_coreidx(sih);
/* Switch to CC core */
if (!(regs = si_setcore(sih, CC_CORE_ID, 0)))
goto done;
/* Get info for determining size */
if (!(wasup = si_iscoreup(sih)))
si_core_reset(sih, 0, 0);
status = si_corebist(sih);
if (status == BCME_ERROR) {
*biststatus = si_corereg(sih, si_coreidx(&sii->pub), 12, 0, 0);
/* XXX: OTP gives the BIST error */
*biststatus &= ~(0x1);
if (*biststatus)
error = 1;
}
/* Return to previous state and core */
if (!wasup)
si_core_disable(sih, 0);
/* Return to previous state and core */
si_setcoreidx(sih, origidx);
*biststatus = 0;
done:
INTR_RESTORE(sii, intr_val);
return error;
}
void
board_power_init(si_t *sih)
{
uint origidx;
chipcregs_t *cc;
int gpio;
/* Drive gpio pin to HIGH to enable on-board switching regulator for COMA mode */
origidx = si_coreidx(sih);
if ((cc = (chipcregs_t *)si_setcore(sih, CC_CORE_ID, 0)) != NULL) {
gpio = getgpiopin(NULL, "coma_swreg", GPIO_PIN_NOTDEFINED);
if (gpio != GPIO_PIN_NOTDEFINED) {
gpio = 1 << gpio;
si_gpioout(sih, gpio, gpio, GPIO_DRV_PRIORITY);
si_gpioouten(sih, gpio, gpio, GPIO_DRV_PRIORITY);
}
}
si_setcoreidx(sih, origidx);
}
/*
* Initialize jtag master and return handle for
* jtag_rwreg. Returns NULL on failure.
*/
void *
hnd_jtagm_init(si_t *sih, uint clkd, bool exttap)
{
void *regs;
osl_t *osh;
osh = si_osh(sih);
if ((regs = si_setcoreidx(sih, SI_CC_IDX)) != NULL) {
chipcregs_t *cc = (chipcregs_t *) regs;
uint32 tmp;
/*
* Determine jtagm availability from
* core revision and capabilities.
*/
/*
* Corerev 10 has jtagm, but the only chip
* with it does not have a mips, and
* the layout of the jtagcmd register is
* different. We'll only accept >= 11.
*/
if (sih->ccrev < 11)
return (NULL);
if ((sih->cccaps & CC_CAP_JTAGP) == 0)
return (NULL);
/* Set clock divider if requested */
if (clkd != 0) {
tmp = R_REG(osh, &cc->clkdiv);
tmp = (tmp & ~CLKD_JTAG) |
((clkd << CLKD_JTAG_SHIFT) & CLKD_JTAG);
W_REG(osh, &cc->clkdiv, tmp);
}
/* Enable jtagm */
tmp = JCTRL_EN | (exttap ? JCTRL_EXT_EN : 0);
W_REG(osh, &cc->jtagctrl, tmp);
}
return (regs);
}
void pcie_watchdog_reset(osl_t *osh, si_t *sih, sbpcieregs_t *sbpcieregs)
{
uint32 val, i, lsc;
uint16 cfg_offset[] = {PCIECFGREG_STATUS_CMD, PCIECFGREG_PM_CSR,
PCIECFGREG_MSI_CAP, PCIECFGREG_MSI_ADDR_L,
PCIECFGREG_MSI_ADDR_H, PCIECFGREG_MSI_DATA,
PCIECFGREG_LINK_STATUS_CTRL2, PCIECFGREG_RBAR_CTRL,
PCIECFGREG_PML1_SUB_CTRL1, PCIECFGREG_REG_BAR2_CONFIG,
PCIECFGREG_REG_BAR3_CONFIG};
uint32 origidx = si_coreidx(sih);
/* Disable/restore ASPM Control to protect the watchdog reset */
W_REG(osh, &sbpcieregs->configaddr, PCIECFGREG_LINK_STATUS_CTRL);
lsc = R_REG(osh, &sbpcieregs->configdata);
val = lsc & (~PCIE_ASPM_ENAB);
W_REG(osh, &sbpcieregs->configdata, val);
si_setcore(sih, PCIE2_CORE_ID, 0);
si_corereg(sih, SI_CC_IDX, OFFSETOF(chipcregs_t, watchdog), ~0, 4);
OSL_DELAY(100000);
#ifdef BCMQT
OSL_DELAY(200000);
#endif /* BCMQT */
W_REG(osh, &sbpcieregs->configaddr, PCIECFGREG_LINK_STATUS_CTRL);
W_REG(osh, &sbpcieregs->configdata, lsc);
/* Write configuration registers back to the shadow registers
* cause shadow registers are cleared out after watchdog reset.
*/
for (i = 0; i < ARRAYSIZE(cfg_offset); i++) {
W_REG(osh, &sbpcieregs->configaddr, cfg_offset[i]);
val = R_REG(osh, &sbpcieregs->configdata);
W_REG(osh, &sbpcieregs->configdata, val);
}
si_setcoreidx(sih, origidx);
}
static bool
si_buscore_setup(si_info_t *sii, chipcregs_t *cc, uint bustype, uint32 savewin,
uint *origidx, void *regs)
{
bool pci, pcie, pcie_gen2 = FALSE;
uint i;
uint pciidx, pcieidx, pcirev, pcierev;
cc = si_setcoreidx(&sii->pub, SI_CC_IDX);
ASSERT((uintptr)cc);
/* get chipcommon rev */
sii->pub.ccrev = (int)si_corerev(&sii->pub);
/* get chipcommon chipstatus */
if (sii->pub.ccrev >= 11)
sii->pub.chipst = R_REG(sii->osh, &cc->chipstatus);
/* get chipcommon capabilites */
sii->pub.cccaps = R_REG(sii->osh, &cc->capabilities);
/* get chipcommon extended capabilities */
if (sii->pub.ccrev >= 35)
sii->pub.cccaps_ext = R_REG(sii->osh, &cc->capabilities_ext);
/* get pmu rev and caps */
if (sii->pub.cccaps & CC_CAP_PMU) {
sii->pub.pmucaps = R_REG(sii->osh, &cc->pmucapabilities);
sii->pub.pmurev = sii->pub.pmucaps & PCAP_REV_MASK;
}
SI_MSG(("Chipc: rev %d, caps 0x%x, chipst 0x%x pmurev %d, pmucaps 0x%x\n",
sii->pub.ccrev, sii->pub.cccaps, sii->pub.chipst, sii->pub.pmurev,
sii->pub.pmucaps));
/* figure out bus/orignal core idx */
sii->pub.buscoretype = NODEV_CORE_ID;
sii->pub.buscorerev = (uint)NOREV;
sii->pub.buscoreidx = BADIDX;
pci = pcie = FALSE;
pcirev = pcierev = (uint)NOREV;
pciidx = pcieidx = BADIDX;
for (i = 0; i < sii->numcores; i++) {
uint cid, crev;
si_setcoreidx(&sii->pub, i);
cid = si_coreid(&sii->pub);
crev = si_corerev(&sii->pub);
/* Display cores found */
SI_VMSG(("CORE[%d]: id 0x%x rev %d base 0x%x regs 0x%p\n",
i, cid, crev, sii->coresba[i], sii->regs[i]));
if (BUSTYPE(bustype) == PCI_BUS) {
if (cid == PCI_CORE_ID) {
pciidx = i;
pcirev = crev;
pci = TRUE;
} else if ((cid == PCIE_CORE_ID) || (cid == PCIE2_CORE_ID)) {
pcieidx = i;
pcierev = crev;
pcie = TRUE;
if (cid == PCIE2_CORE_ID)
pcie_gen2 = TRUE;
}
} else if ((BUSTYPE(bustype) == PCMCIA_BUS) &&
(cid == PCMCIA_CORE_ID)) {
sii->pub.buscorerev = crev;
sii->pub.buscoretype = cid;
sii->pub.buscoreidx = i;
}
else if (((BUSTYPE(bustype) == SDIO_BUS) ||
(BUSTYPE(bustype) == SPI_BUS)) &&
((cid == PCMCIA_CORE_ID) ||
(cid == SDIOD_CORE_ID))) {
sii->pub.buscorerev = crev;
sii->pub.buscoretype = cid;
sii->pub.buscoreidx = i;
}
/* find the core idx before entering this func. */
if ((savewin && (savewin == sii->coresba[i])) ||
(regs == sii->regs[i]))
*origidx = i;
}
if (pci) {
sii->pub.buscoretype = PCI_CORE_ID;
sii->pub.buscorerev = pcirev;
sii->pub.buscoreidx = pciidx;
} else if (pcie) {
if (pcie_gen2)
sii->pub.buscoretype = PCIE2_C
/* Read the flash ID and set the globals */
int
sysFlashInit(char *flash_str)
{
osl_t *osh;
uint32 fltype = PFLASH;
uint16 flash_vendid = 0;
uint16 flash_devid = 0;
int idx;
struct sflash *sflash;
/*
* Check for serial flash.
*/
sih = si_kattach(SI_OSH);
ASSERT(sih);
osh = si_osh(sih);
cc = (chipcregs_t *)si_setcoreidx(sih, SI_CC_IDX);
ASSERT(cc);
flashutl_base = (void *)OSL_UNCACHED((uintptr)SI_FLASH2);
/* Select SFLASH ? */
fltype = R_REG(osh, &cc->capabilities) & CC_CAP_FLASH_MASK;
if (fltype == SFLASH_ST || fltype == SFLASH_AT) {
if (sih->ccrev == 12)
flashutl_base = (void *)OSL_UNCACHED((uintptr)SI_FLASH2);
else
flashutl_base = (void *)OSL_CACHED((uintptr)SI_FLASH2);
sflash = sflash_init(sih, cc);
flashutl_cmd = &sflash_cmd_t;
flashutl_desc = &sflash_desc;
flashutl_desc->size = sflash->size;
if (flash_str)
sprintf(flash_str, "SFLASH %d kB", sflash->size/1024);
return (0);
}
flashutl_wsz = (R_REG(osh, &cc->flash_config) & CC_CFG_DS) ? sizeof(uint16) : sizeof(uint8);
ASSERT(flashutl_wsz == sizeof(uint8) || flashutl_wsz == sizeof(uint16));
/*
* Parallel flash support
* Some flashes have different unlock addresses, try each it turn
*/
for (idx = 0;
fltype == PFLASH && idx < ARRAYSIZE(flash_cmds);
idx ++) {
flashutl_cmd = &flash_cmds[idx];
if (flashutl_cmd->type == OLD)
continue;
if (flashutl_cmd->read_id) {
cmd(flashutl_cmd->read_id, CMD_ADDR);
/* Delay for turn around time */
OSL_DELAY(1);
}
#ifdef MIPSEB
#ifdef BCMHND74K
flash_vendid = flash_readword(FLASH_ADDR(0)^6);
flash_devid = flash_readword(FLASH_ADDR(2)^6);
#else /* !74K, bcm33xx */
flash_vendid = flash_readword(FLASH_ADDR(2));
flash_devid = flash_readword(FLASH_ADDR(0));
#endif /* BCMHND74K */
#else
flash_vendid = flash_readword(FLASH_ADDR(0));
flash_devid = flash_readword(FLASH_ADDR(2));
#endif /* MIPSEB */
/* Funky AMD, uses 3 byte device ID so use first byte (4th addr) to
* identify it is a 3-byte ID and use the next two bytes (5th & 6th addr)
* to form a word for unique identification of format xxyy, where
* xx = 5th addr and yy = 6th addr
*/
if ((flash_vendid == 1) &&
((flash_devid == 0x227e && flashutl_wsz == sizeof(uint16)) ||
(flash_devid == 0x7e && flashutl_wsz == sizeof(uint8)))) {
/* Get real devid */
uint16 flash_devid_5th;
#ifdef MIPSEB
#ifdef BCMHND74K
flash_devid_5th = flash_readword(FLASH_ADDR(0x1c)^6) << 8;
flash_devid = (flash_readword(FLASH_ADDR(0x1e)^6) & 0xff) | flash_devid_5th;
#else /* !74K, bcm33xx */
flash_devid_5th = flash_readword(FLASH_ADDR(0x1e)) << 8;
flash_devid = (flash_readword(FLASH_ADDR(0x1c)) & 0xff) | flash_devid_5th;
#endif /* BCMHND74K */
#else
flash_devid_5th = flash_readword(FLASH_ADDR(0x1c)) << 8;
flash_devid = (flash_readword(FLASH_ADDR(0x1e)) & 0xff) | flash_devid_5th;
#endif /* MIPSEB */
}
flashutl_desc = flashes;
while (flashutl_desc->mfgid != 0 &&
!(flashutl_desc->mfgid == flash_vendid &&
flashutl_desc->devid == flash_devid)) {
flashutl_desc++;
}
if (flashutl_desc->mfgid != 0)
break;
}
if (flashutl_desc->mfgid == 0) {
flashutl_desc = NULL;
flashutl_cmd = NULL;
} else {
flashutl_cmd = flash_cmds;
while (flashutl_cmd->type != 0 && flashutl_cmd->type != flashutl_desc->type)
flashutl_cmd++;
if (flashutl_cmd->type == 0)
flashutl_cmd = NULL;
}
if (flashutl_cmd != NULL) {
flash_reset();
}
if (flashutl_desc == NULL) {
if (flash_str)
sprintf(flash_str, "UNKNOWN 0x%x 0x%x", flash_vendid, flash_devid);
DPRINT(("Flash type UNKNOWN\n"));
return 1;
}
if (flash_str)
strcpy(flash_str, flashutl_desc->desc);
DPRINT(("Flash type \"%s\"\n", flashutl_desc->desc));
return 0;
}
/*
* Setup the gige core.
* Resetting the core will lose all settings.
*/
void
hndgige_init(si_t *sih, uint32 unit, bool *rgmii)
{
volatile pci_config_regs *pci;
sbgige_pcishim_t *ocp;
sbconfig_t *sb;
osl_t *osh;
uint32 statelow;
uint32 statehigh;
uint32 base;
uint32 idx;
void *regs;
/* Sanity checks */
ASSERT(sih);
ASSERT(rgmii);
idx = si_coreidx(sih);
/* point to the gige core registers */
regs = si_setcore(sih, GIGETH_CORE_ID, unit);
ASSERT(regs);
osh = si_osh(sih);
pci = &((sbgige_t *)regs)->pcicfg;
ocp = &((sbgige_t *)regs)->pcishim;
sb = &((sbgige_t *)regs)->sbconfig;
/* Enable the core clock and memory access */
if (!si_iscoreup(sih))
si_core_reset(sih, 0, 0);
/*
* Setup the 64K memory-mapped region base address through BAR0.
* Leave the other BAR values alone.
*/
base = si_addrspace(sih, 1);
W_REG(osh, &pci->base[0], base);
W_REG(osh, &pci->base[1], 0);
/*
* Enable the PCI memory access anyway. Any PCI config commands
* issued before the core is enabled will go to the emulation
* only and will not go to the real PCI config registers.
*/
OR_REG(osh, &pci->command, 2);
/*
* Enable the posted write flush scheme as follows:
*
* - Enable flush on any core register read
* - Enable timeout on the flush
* - Disable the interrupt mask when flushing
*
* This differs from the default setting only in that interrupts are
* not masked. Since posted writes are not flushed on interrupt, the
* driver must explicitly request a flush in its interrupt handling
* by reading a core register.
*/
W_REG(osh, &ocp->FlushStatusControl, 0x68);
/*
* Determine whether the GbE is in GMII or RGMII mode. This is
* indicated in bit 16 of the SBTMStateHigh register, which is
* part of the core-specific flags field.
*
* For GMII, bypass the Rx/Tx DLLs, i.e. add no delay to RXC/GTXC
* within the core. For RGMII, do not bypass the DLLs, resulting
* in added delay for RXC/GTXC. The SBTMStateLow register contains
* the controls for doing this in the core-specific flags field:
*
* bit 24 - Enable DLL controls
* bit 20 - Bypass Rx DLL
* bit 19 - Bypass Tx DLL
*/
statelow = R_REG(osh, &sb->sbtmstatelow); /* DLL controls */
statehigh = R_REG(osh, &sb->sbtmstatehigh); /* GMII/RGMII mode */
if ((statehigh & (1 << 16)) != 0) /* RGMII */
{
statelow &= ~(1 << 20); /* no Rx bypass (delay) */
statelow &= ~(1 << 19); /* no Tx bypass (delay) */
*rgmii = TRUE;
}
else /* GMII */
{
statelow |= (1 << 20); /* Rx bypass (no delay) */
statelow |= (1 << 19); /* Tx bypass (no delay) */
*rgmii = FALSE;
}
statelow |= (1 << 24); /* enable DLL controls */
W_REG(osh, &sb->sbtmstatelow, statelow);
si_setcoreidx(sih, idx);
}
/*
* Initializes UART access. The callback function will be called once
* per found UART.
*/
void
BCMATTACHFN(si_serial_init)(si_t *sih, si_serial_init_fn add)
{
osl_t *osh;
void *regs;
chipcregs_t *cc;
uint32 rev, cap, pll, baud_base, div;
uint irq;
int i, n;
osh = si_osh(sih);
cc = (chipcregs_t *)si_setcoreidx(sih, SI_CC_IDX);
ASSERT(cc);
/* Determine core revision and capabilities */
rev = sih->ccrev;
cap = sih->cccaps;
pll = cap & CC_CAP_PLL_MASK;
/* Determine IRQ */
irq = si_irq(sih);
if (CCPLL_ENAB(sih) && pll == PLL_TYPE1) {
/* PLL clock */
baud_base = si_clock_rate(pll,
R_REG(osh, &cc->clockcontrol_n),
R_REG(osh, &cc->clockcontrol_m2));
div = 1;
} else {
/* Fixed ALP clock */
if (rev >= 11 && rev != 15) {
baud_base = si_alp_clock(sih);
div = 1;
/* Turn off UART clock before switching clock source */
if (rev >= 21)
AND_REG(osh, &cc->corecontrol, ~CC_UARTCLKEN);
/* Set the override bit so we don't divide it */
OR_REG(osh, &cc->corecontrol, CC_UARTCLKO);
if (rev >= 21)
OR_REG(osh, &cc->corecontrol, CC_UARTCLKEN);
} else if (rev >= 3) {
/* Internal backplane clock */
baud_base = si_clock(sih);
div = 2; /* Minimum divisor */
W_REG(osh, &cc->clkdiv,
((R_REG(osh, &cc->clkdiv) & ~CLKD_UART) | div));
} else {
/* Fixed internal backplane clock */
baud_base = 88000000;
div = 48;
}
/* Clock source depends on strapping if UartClkOverride is unset */
if ((R_REG(osh, &cc->corecontrol) & CC_UARTCLKO) == 0) {
if ((cap & CC_CAP_UCLKSEL) == CC_CAP_UINTCLK) {
/* Internal divided backplane clock */
baud_base /= div;
} else {
/* Assume external clock of 1.8432 MHz */
baud_base = 1843200;
}
}
}
/* Add internal UARTs */
n = cap & CC_CAP_UARTS_MASK;
for (i = 0; i < n; i++) {
regs = (void *)((ulong) &cc->uart0data + (i * 256));
if (add)
add(regs, irq, baud_base, 0);
}
}
/*
* Initializes UART access. The callback function will be called once
* per found UART.
*/
void
BCMINITFN(si_serial_init)(si_t *sih, si_serial_init_fn add, uint32 baudrate)
{
osl_t *osh;
void *regs;
chipcregs_t *cc;
uint32 rev, cap, pll, baud_base, div;
uint irq;
int i, n;
osh = si_osh(sih);
cc = (chipcregs_t *)si_setcoreidx(sih, SI_CC_IDX);
ASSERT(cc);
/* Determine core revision and capabilities */
rev = sih->ccrev;
cap = sih->cccaps;
pll = cap & CC_CAP_PLL_MASK;
/* Determine IRQ */
irq = si_irq(sih);
if (CCPLL_ENAB(sih) && pll == PLL_TYPE1) {
/* PLL clock */
baud_base = si_clock_rate(pll,
R_REG(osh, &cc->clockcontrol_n),
R_REG(osh, &cc->clockcontrol_m2));
div = 1;
} else {
/* Fixed ALP clock */
/* XXX rev. 15 in 4785 breaks the rule! */
if (rev >= 11 && rev != 15) {
baud_base = si_alp_clock(sih);
div = 1;
/*
* If baudrate parameter is given with a non-zero value,
* UART clock will be divided for the given baud rate before
* feeding into UART module.
* Note: UART driver could also adjust UART module's divider for
* clock fine tunning.
*/
if (baudrate) {
/* Turn off UART clock before switching clock source */
if (rev >= 21)
AND_REG(osh, &cc->corecontrol, ~CC_UARTCLKEN);
/* Don't set the override bit so we divide it */
AND_REG(osh, &cc->corecontrol, ~CC_UARTCLKO);
div = baud_base / (baudrate * 16);
div = (div + 1) & ~0x1;
AND_REG(osh, &cc->clkdiv, ~CLKD_UART);
OR_REG(osh, &cc->clkdiv, div);
/* Turn back UART clock on */
if (rev >= 21)
OR_REG(osh, &cc->corecontrol, CC_UARTCLKEN);
} else {
/* Turn off UART clock before switching clock source */
if (rev >= 21)
AND_REG(osh, &cc->corecontrol, ~CC_UARTCLKEN);
OR_REG(osh, &cc->corecontrol, CC_UARTCLKO);
/* Turn back UART clock on */
if (rev >= 21)
OR_REG(osh, &cc->corecontrol, CC_UARTCLKEN);
}
if (CONSOLE_TTY == 1) {
/* Use UART1, enable "UART1 use GPIO" bit */
OR_REG(osh, &cc->corecontrol, 0x80);
}
} else if (rev >= 3) {
/* Internal backplane clock */
baud_base = si_clock(sih);
div = 2; /* Minimum divisor */
W_REG(osh, &cc->clkdiv,
((R_REG(osh, &cc->clkdiv) & ~CLKD_UART) | div));
} else {
/* Fixed internal backplane clock */
baud_base = 88000000;
div = 48;
}
/* Clock source depends on strapping if UartClkOverride is unset */
if ((rev > 0) &&
((R_REG(osh, &cc->corecontrol) & CC_UARTCLKO) == 0)) {
if ((cap & CC_CAP_UCLKSEL) == CC_CAP_UINTCLK) {
/* Internal divided backplane clock */
baud_base /= div;
} else {
/* Assume external clock of 1.8432 MHz */
baud_base = 1843200;
}
}
}
/* Add internal UARTs */
n = cap & CC_CAP_UARTS_MASK;
for (i = 0; i < n; i++) {
/* Register offset changed after revision 0 */
if (rev)
regs = (void *)((ulong) &cc->uart0data + (i * 256));
else
regs = (void *)((ulong) &cc->uart0data + (i * 8));
if (add)
add(regs, irq, baud_base, 0);
}
}
static bool
si_buscore_setup(si_info_t *sii, chipcregs_t *cc, uint bustype, uint32 savewin,
uint *origidx, void *regs)
{
bool pci, pcie;
uint i;
uint pciidx, pcieidx, pcirev, pcierev;
cc = si_setcoreidx(&sii->pub, SI_CC_IDX);
ASSERT((uintptr)cc);
/* get chipcommon rev */
sii->pub.ccrev = (int)si_corerev(&sii->pub);
/* get chipcommon chipstatus */
if (sii->pub.ccrev >= 11)
sii->pub.chipst = R_REG(sii->osh, &cc->chipstatus);
/* get chipcommon capabilites */
sii->pub.cccaps = R_REG(sii->osh, &cc->capabilities);
/* get pmu rev and caps */
if (sii->pub.cccaps & CC_CAP_PMU) {
sii->pub.pmucaps = R_REG(sii->osh, &cc->pmucapabilities);
sii->pub.pmurev = sii->pub.pmucaps & PCAP_REV_MASK;
}
SI_MSG(("Chipc: rev %d, caps 0x%x, chipst 0x%x pmurev %d, pmucaps 0x%x\n",
sii->pub.ccrev, sii->pub.cccaps, sii->pub.chipst, sii->pub.pmurev,
sii->pub.pmucaps));
/* figure out bus/orignal core idx */
sii->pub.buscoretype = NODEV_CORE_ID;
sii->pub.buscorerev = NOREV;
sii->pub.buscoreidx = BADIDX;
pci = pcie = FALSE;
pcirev = pcierev = NOREV;
pciidx = pcieidx = BADIDX;
for (i = 0; i < sii->numcores; i++) {
uint cid, crev;
si_setcoreidx(&sii->pub, i);
cid = si_coreid(&sii->pub);
crev = si_corerev(&sii->pub);
/* Display cores found */
SI_MSG(("CORE[%d]: id 0x%x rev %d base 0x%x regs 0x%p\n",
i, cid, crev, sii->common_info->coresba[i], sii->common_info->regs[i]));
if (BUSTYPE(bustype) == PCI_BUS) {
if (cid == PCI_CORE_ID) {
pciidx = i;
pcirev = crev;
pci = TRUE;
} else if (cid == PCIE_CORE_ID) {
pcieidx = i;
pcierev = crev;
pcie = TRUE;
}
} else if ((BUSTYPE(bustype) == PCMCIA_BUS) &&
(cid == PCMCIA_CORE_ID)) {
sii->pub.buscorerev = crev;
sii->pub.buscoretype = cid;
sii->pub.buscoreidx = i;
}
else if (((BUSTYPE(bustype) == SDIO_BUS) ||
(BUSTYPE(bustype) == SPI_BUS)) &&
((cid == PCMCIA_CORE_ID) ||
(cid == SDIOD_CORE_ID))) {
sii->pub.buscorerev = crev;
sii->pub.buscoretype = cid;
sii->pub.buscoreidx = i;
}
/* find the core idx before entering this func. */
if ((savewin && (savewin == sii->common_info->coresba[i])) ||
(regs == sii->common_info->regs[i]))
*origidx = i;
}
SI_MSG(("Buscore id/type/rev %d/0x%x/%d\n", sii->pub.buscoreidx, sii->pub.buscoretype,
sii->pub.buscorerev));
if (BUSTYPE(sii->pub.bustype) == SI_BUS && (CHIPID(sii->pub.chip) == BCM4712_CHIP_ID) &&
(sii->pub.chippkg != BCM4712LARGE_PKG_ID) && (sii->pub.chiprev <= 3))
OR_REG(sii->osh, &cc->slow_clk_ctl, SCC_SS_XTAL);
/* Make sure any on-chip ARM is off (in case strapping is wrong), or downloaded code was
* already running.
*/
if ((BUSTYPE(bustype) == SDIO_BUS) || (BUSTYPE(bustype) == SPI_BUS)) {
if (si_setcore(&sii->pub, ARM7S_CORE_ID, 0) ||
si_setcore(&sii->pub, ARMCM3_CORE_ID, 0))
si_core_disable(&sii->pub, 0);
}
/* return to the original core */
si_setcoreidx(&sii->pub, *origidx);
return TRUE;
}
/* Disable register access to the chip */
static void
adm_disable(adm_info_t *adm)
{
/* Switch back to original core */
si_setcoreidx(adm->sih, adm->coreidx);
}
static uint32
config_cmd(si_t *sih, uint coreunit, uint bus, uint dev, uint func, uint off)
{
uint coreidx;
sbpciregs_t *pci;
uint32 addr = 0, *sbtopci1;
osl_t *osh;
/* CardBusMode supports only one device */
if (cardbus && dev > 1)
return 0;
osh = si_osh(sih);
coreidx = si_coreidx(sih);
pci = (sbpciregs_t *)si_setcore(sih, PCI_CORE_ID, coreunit);
if (pci) {
sbtopci1 = &pci->sbtopci1;
} else {
sbpcieregs_t *pcie;
pcie = (sbpcieregs_t *)si_setcore(sih, PCIE_CORE_ID, coreunit);
/* Issue config commands only when the data link is up (atleast
* one external pcie device is present).
*/
if (pcie && (dev < 2) &&
(pcie_readreg(sih, pcie, PCIE_PCIEREGS,
PCIE_DLLP_LSREG) & PCIE_DLLP_LSREG_LINKUP)) {
sbtopci1 = &pcie->sbtopcie1;
} else {
si_setcoreidx(sih, coreidx);
return 0;
}
}
/* Type 0 transaction */
if (!hndpci_is_hostbridge(bus, dev)) {
/* Skip unwired slots */
if (dev < PCI_SLOT_MAX) {
/* Slide the PCI window to the appropriate slot */
if (pci) {
uint32 win;
win = (SBTOPCI_CFG0 |
((1 << (dev + PCI_SLOTAD_MAP)) & SBTOPCI1_MASK));
W_REG(osh, sbtopci1, win);
addr = (pci_membase_cfg[coreunit] |
((1 << (dev + PCI_SLOTAD_MAP)) & ~SBTOPCI1_MASK) |
(func << PCICFG_FUN_SHIFT) |
(off & ~3));
} else {
W_REG(osh, sbtopci1, SBTOPCI_CFG0);
addr = (pci_membase_cfg[coreunit] |
(dev << PCIECFG_SLOT_SHIFT) |
(func << PCIECFG_FUN_SHIFT) |
(off & ~3));
}
}
} else {
/* Type 1 transaction */
W_REG(osh, sbtopci1, SBTOPCI_CFG1);
addr = (pci_membase_cfg[coreunit] |
(pci ? PCI_CONFIG_ADDR(bus, dev, func, (off & ~3)) :
PCIE_CONFIG_ADDR((bus - 1), dev, func, (off & ~3))));
}
si_setcoreidx(sih, coreidx);
return addr;
}
void
board_pinmux_init(si_t *sih)
{
uint origidx;
chipcommonbregs_t *chipcb;
origidx = si_coreidx(sih);
chipcb = si_setcore(sih, NS_CCB_CORE_ID, 0);
if (chipcb != NULL) {
/* Default select the mux pins for GPIO */
W_REG(osh, &chipcb->cru_gpio_control0, 0x1fffff);
}
si_setcoreidx(sih, origidx);
si_gpioouten(sih, PWR_LED_GPIO, PWR_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioouten(sih, USB_LED_GPIO, USB_LED_GPIO, GPIO_DRV_PRIORITY);
#ifdef RTAC68U
si_gpioouten(sih, TURBO_LED_GPIO, TURBO_LED_GPIO, GPIO_DRV_PRIORITY);
#endif
#ifndef RTN18U
si_gpioouten(sih, WL5G_LED_GPIO, WL5G_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioouten(sih, USB3_LED_GPIO, USB3_LED_GPIO, GPIO_DRV_PRIORITY);
#endif
#ifndef RTAC68U
si_gpioouten(sih, WAN_LED_GPIO, WAN_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioouten(sih, LAN_LED_GPIO, LAN_LED_GPIO, GPIO_DRV_PRIORITY);
#endif
#ifndef RTN18U // for RT-AC56U & RT-AC68U
si_gpioouten(sih, USB_PWR1_GPIO, USB_PWR1_GPIO, GPIO_DRV_PRIORITY);
#ifndef RTAC68U
si_gpioouten(sih, USB_PWR2_GPIO, USB_PWR2_GPIO, GPIO_DRV_PRIORITY);
#endif
#endif
#ifdef RTN18U // RT-N18U
si_gpioouten(sih, USB_PWR1_GPIO, USB_PWR1_GPIO, GPIO_DRV_PRIORITY);
si_gpioouten(sih, WL2G_LED_GPIO, WL2G_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioouten(sih, USB3_LED_GPIO, USB3_LED_GPIO, GPIO_DRV_PRIORITY);
#endif
si_gpioout(sih, PWR_LED_GPIO, 0, GPIO_DRV_PRIORITY);
si_gpioout(sih, USB_LED_GPIO, USB_LED_GPIO, GPIO_DRV_PRIORITY);
#ifdef RTAC68U
si_gpioout(sih, TURBO_LED_GPIO, 0, GPIO_DRV_PRIORITY);
#endif
#ifndef RTN18U // for RT-AC56U & RT-AC68U to enable USB power
si_gpioout(sih, WL5G_LED_GPIO, WL5G_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioout(sih, USB3_LED_GPIO, USB3_LED_GPIO, GPIO_DRV_PRIORITY);
#endif
#ifndef RTAC68U
si_gpioout(sih, WAN_LED_GPIO, WAN_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioout(sih, LAN_LED_GPIO, LAN_LED_GPIO, GPIO_DRV_PRIORITY);
#endif
#ifndef RTN18U // for RT-AC56U & RT-AC68U to enable USB power
si_gpioout(sih, USB_PWR1_GPIO, USB_PWR1_GPIO, GPIO_DRV_PRIORITY);
#ifndef RTAC68U
si_gpioout(sih, USB_PWR2_GPIO, USB_PWR2_GPIO, GPIO_DRV_PRIORITY);
#endif
#endif
#ifdef RTN18U // RT-N18U
/* enable USB power */
si_gpioout(sih, USB_PWR1_GPIO, USB_PWR1_GPIO, GPIO_DRV_PRIORITY);
/* power on LEDs */
si_gpioout(sih, PWR_LED_GPIO, PWR_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioout(sih, WL2G_LED_GPIO, WL2G_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioout(sih, WAN_LED_GPIO, WAN_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioout(sih, LAN_LED_GPIO, LAN_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioout(sih, USB_LED_GPIO, USB_LED_GPIO, GPIO_DRV_PRIORITY);
si_gpioout(sih, USB3_LED_GPIO, USB3_LED_GPIO, GPIO_DRV_PRIORITY);
#endif
}
static int __init
init_bcm947xx_map(void)
{
ulong flags;
uint coreidx;
chipcregs_t *cc;
uint32 fltype;
uint window_addr = 0, window_size = 0;
size_t size;
int ret = 0;
#ifdef CONFIG_MTD_PARTITIONS
struct mtd_partition *parts;
#endif
spin_lock_irqsave(&sih_lock, flags);
coreidx = si_coreidx(sih);
/* Check strapping option if chipcommon exists */
if ((cc = si_setcore(sih, CC_CORE_ID, 0))) {
fltype = readl(&cc->capabilities) & CC_CAP_FLASH_MASK;
if (fltype == PFLASH) {
bcm947xx_map.map_priv_2 = 1;
window_addr = 0x1c000000;
bcm947xx_map.size = window_size = 32 * 1024 * 1024;
if ((readl(&cc->flash_config) & CC_CFG_DS) == 0)
bcm947xx_map.bankwidth = 1;
}
} else {
fltype = PFLASH;
bcm947xx_map.map_priv_2 = 0;
window_addr = WINDOW_ADDR;
bcm947xx_map.size = window_size = WINDOW_SIZE;
}
si_setcoreidx(sih, coreidx);
spin_unlock_irqrestore(&sih_lock, flags);
if (fltype != PFLASH) {
printk(KERN_ERR "pflash: found no supported devices\n");
ret = -ENODEV;
goto fail;
}
bcm947xx_map.virt = ioremap(window_addr, window_size);
if (bcm947xx_map.virt == NULL) {
printk(KERN_ERR "pflash: ioremap failed\n");
ret = -EIO;
goto fail;
}
if ((bcm947xx_mtd = do_map_probe("cfi_probe", &bcm947xx_map)) == NULL) {
printk(KERN_ERR "pflash: cfi_probe failed\n");
ret = -ENXIO;
goto fail;
}
bcm947xx_mtd->owner = THIS_MODULE;
/* Allow size override for testing */
size = flash ? : bcm947xx_mtd->size;
printk(KERN_NOTICE "Flash device: 0x%x at 0x%x\n", size, window_addr);
#ifdef CONFIG_MTD_PARTITIONS
parts = init_mtd_partitions(bcm947xx_mtd, size);
ret = add_mtd_partitions(bcm947xx_mtd, parts, 4);
if (ret) {
printk(KERN_ERR "pflash: add_mtd_partitions failed\n");
goto fail;
}
#endif
return 0;
fail:
if (bcm947xx_mtd)
map_destroy(bcm947xx_mtd);
if (bcm947xx_map.map_priv_1)
iounmap((void *) bcm947xx_map.map_priv_1);
bcm947xx_map.map_priv_1 = 0;
return ret;
}
/* change logical "focus" to the gpio core for optimized access */
void *
si_gpiosetcore(si_t *sih)
{
return (si_setcoreidx(sih, SI_CC_IDX));
}
static uint32
config_cmd(si_t *sih, uint bus, uint dev, uint func, uint off)
{
uint coreidx;
sbpciregs_t *pci;
uint32 addr = 0, *sbtopci1;
osl_t *osh;
uint8 port;
/* CardBusMode supports only one device */
if (cardbus && dev > 1)
return 0;
/* Convert logical bus to physical port/bus for following processing */
port = PCIE_GET_PORT_BY_BUS(bus);
if (port == 1) {
/* 1-based bus number */
bus = bus - PCIE_PORT1_BUS_START + 1;
}
osh = si_osh(sih);
coreidx = si_coreidx(sih);
pci = (sbpciregs_t *)si_setcore(sih, PCI_CORE_ID, port);
if (pci) {
sbtopci1 = &pci->sbtopci1;
} else {
sbpcieregs_t *pcie;
pcie = (sbpcieregs_t *)si_setcore(sih, PCIE_CORE_ID, port);
/* Issue config commands only when the data link is up (atleast
* one external pcie device is present).
*/
if (pcie && (dev < 2) &&
(pcie_readreg(osh, pcie, PCIE_PCIEREGS,
PCIE_DLLP_LSREG) & PCIE_DLLP_LSREG_LINKUP)) {
sbtopci1 = &pcie->sbtopcie1;
} else {
si_setcoreidx(sih, coreidx);
return 0;
}
}
/* Type 0 transaction */
if (bus == 1) {
/* Skip unwired slots */
if (dev < PCI_SLOT_MAX) {
/* Slide the PCI window to the appropriate slot */
if (pci) {
uint32 win;
win = (SBTOPCI_CFG0 |
((1 << (dev + PCI_SLOTAD_MAP)) & SBTOPCI1_MASK));
W_REG(osh, sbtopci1, win);
addr = (SI_PCI_CFG(port) |
((1 << (dev + PCI_SLOTAD_MAP)) & ~SBTOPCI1_MASK) |
(func << PCICFG_FUN_SHIFT) |
(off & ~3));
} else {
W_REG(osh, sbtopci1, SBTOPCI_CFG0);
addr = (SI_PCI_CFG(port) |
(dev << PCIECFG_SLOT_SHIFT) |
(func << PCIECFG_FUN_SHIFT) |
(off & ~3));
}
}
} else {
/* Type 1 transaction */
addr = SI_PCI_CFG(port);
if (pci) {
addr |= PCI_CONFIG_ADDR(bus, dev, func, (off & ~3));
/*
* Higher bus bits (which lets the address exceed the 64MB space)
* should be specified in sbtopci1's UpperAddress.
*/
W_REG(osh, sbtopci1, SBTOPCI_CFG1 | (addr & SBTOPCI1_MASK));
/* To not exceed the 64MB space (by using UA instead) */
addr &= ~SBTOPCI1_MASK;
} else {
addr |= PCIE_CONFIG_ADDR((bus - 1), dev, func, (off & ~3));
/*
* Higher bus bits (which lets the address exceed the 64MB space)
* should be specified in sbtopci1's UpperAddress.
*/
W_REG(osh, sbtopci1, SBTOPCI_CFG1 | (addr & SBTOPCIE1_MASK));
/* To not exceed the 64MB space (by using UA instead) */
addr &= ~SBTOPCIE1_MASK;
}
}
si_setcoreidx(sih, coreidx);
return addr;
}
static si_info_t *
si_doattach(si_info_t *sii, uint devid, osl_t *osh, void *regs,
uint bustype, void *sdh, char **vars, uint *varsz)
{
struct si_pub *sih = &sii->pub;
uint32 w, savewin;
chipcregs_t *cc;
char *pvars = NULL;
uint origidx;
ASSERT(GOODREGS(regs));
bzero((uchar*)sii, sizeof(si_info_t));
{
if (NULL == (common_info_alloced = (void *)MALLOC(osh, sizeof(si_common_info_t)))) {
SI_ERROR(("si_doattach: malloc failed! malloced %dbytes\n", MALLOCED(osh)));
return (NULL);
}
bzero((uchar*)(common_info_alloced), sizeof(si_common_info_t));
}
sii->common_info = (si_common_info_t *)common_info_alloced;
sii->common_info->attach_count++;
savewin = 0;
sih->buscoreidx = BADIDX;
sii->curmap = regs;
sii->sdh = sdh;
sii->osh = osh;
/* find Chipcommon address */
if (bustype == PCI_BUS) {
savewin = OSL_PCI_READ_CONFIG(sii->osh, PCI_BAR0_WIN, sizeof(uint32));
if (!GOODCOREADDR(savewin, SI_ENUM_BASE))
savewin = SI_ENUM_BASE;
OSL_PCI_WRITE_CONFIG(sii->osh, PCI_BAR0_WIN, 4, SI_ENUM_BASE);
cc = (chipcregs_t *)regs;
} else
if ((bustype == SDIO_BUS) || (bustype == SPI_BUS)) {
cc = (chipcregs_t *)sii->curmap;
} else {
cc = (chipcregs_t *)REG_MAP(SI_ENUM_BASE, SI_CORE_SIZE);
}
sih->bustype = bustype;
if (bustype != BUSTYPE(bustype)) {
SI_ERROR(("si_doattach: bus type %d does not match configured bus type %d\n",
bustype, BUSTYPE(bustype)));
return NULL;
}
/* bus/core/clk setup for register access */
if (!si_buscore_prep(sii, bustype, devid, sdh)) {
SI_ERROR(("si_doattach: si_core_clk_prep failed %d\n", bustype));
return NULL;
}
/* ChipID recognition.
* We assume we can read chipid at offset 0 from the regs arg.
* If we add other chiptypes (or if we need to support old sdio hosts w/o chipcommon),
* some way of recognizing them needs to be added here.
*/
w = R_REG(osh, &cc->chipid);
sih->socitype = (w & CID_TYPE_MASK) >> CID_TYPE_SHIFT;
/* Might as wll fill in chip id rev & pkg */
sih->chip = w & CID_ID_MASK;
sih->chiprev = (w & CID_REV_MASK) >> CID_REV_SHIFT;
sih->chippkg = (w & CID_PKG_MASK) >> CID_PKG_SHIFT;
if ((CHIPID(sih->chip) == BCM4329_CHIP_ID) && (sih->chippkg != BCM4329_289PIN_PKG_ID))
sih->chippkg = BCM4329_182PIN_PKG_ID;
sih->issim = IS_SIM(sih->chippkg);
/* scan for cores */
if (CHIPTYPE(sii->pub.socitype) == SOCI_SB) {
SI_MSG(("Found chip type SB (0x%08x)\n", w));
sb_scan(&sii->pub, regs, devid);
} else if (CHIPTYPE(sii->pub.socitype) == SOCI_AI) {
SI_MSG(("Found chip type AI (0x%08x)\n", w));
/* pass chipc address instead of original core base */
ai_scan(&sii->pub, (void *)cc, devid);
} else {
SI_ERROR(("Found chip of unkown type (0x%08x)\n", w));
return NULL;
}
/* no cores found, bail out */
if (sii->numcores == 0) {
SI_ERROR(("si_doattach: could not find any cores\n"));
return NULL;
}
/* bus/core/clk setup */
origidx = SI_CC_IDX;
if (!si_buscore_setup(sii, cc, bustype, savewin, &origidx, regs)) {
SI_ERROR(("si_doattach: si_buscore_setup failed\n"));
return NULL;
}
pvars = NULL;
if (sii->pub.ccrev >= 20) {
cc = (chipcregs_t *)si_setcore(sih, CC_CORE_ID, 0);
W_REG(osh, &cc->gpiopullup, 0);
W_REG(osh, &cc->gpiopulldown, 0);
si_setcoreidx(sih, origidx);
}
/* Skip PMU initialization from the Dongle Host.
* Firmware will take care of it when it comes up.
*/
return (sii);
}
/* Initialize serial flash access */
hndsflash_t *
ccsflash_init(si_t *sih)
{
chipcregs_t *cc;
uint32 id, id2;
const char *name = "";
osl_t *osh;
ASSERT(sih);
/* No sflash for NorthStar */
if (sih->ccrev == 42)
return NULL;
if ((cc = (chipcregs_t *)si_setcoreidx(sih, SI_CC_IDX)) == NULL)
return NULL;
if (!firsttime && ccsflash.size != 0)
return &ccsflash;
osh = si_osh(sih);
bzero(&ccsflash, sizeof(ccsflash));
ccsflash.sih = sih;
ccsflash.core = (void *)cc;
ccsflash.read = ccsflash_read;
ccsflash.write = ccsflash_write;
ccsflash.erase = ccsflash_erase;
ccsflash.commit = ccsflash_commit;
ccsflash.poll = ccsflash_poll;
ccsflash.type = sih->cccaps & CC_CAP_FLASH_MASK;
switch (ccsflash.type) {
case SFLASH_ST:
/* Probe for ST chips */
name = "ST compatible";
ccsflash_cmd(osh, cc, SFLASH_ST_DP);
W_REG(osh, &cc->flashaddress, 0);
ccsflash_cmd(osh, cc, SFLASH_ST_RES);
id = R_REG(osh, &cc->flashdata);
ccsflash.blocksize = 64 * 1024;
switch (id) {
case 0x11:
/* ST M25P20 2 Mbit Serial Flash */
ccsflash.numblocks = 4;
break;
case 0x12:
/* ST M25P40 4 Mbit Serial Flash */
ccsflash.numblocks = 8;
break;
case 0x13:
ccsflash_cmd(osh, cc, SFLASH_MXIC_RDID);
id = R_REG(osh, &cc->flashdata);
if (id == SFLASH_MXIC_MFID) {
/* MXIC MX25L8006E 8 Mbit Serial Flash */
ccsflash.blocksize = 4 * 1024;
ccsflash.numblocks = 16 * 16;
} else {
/* ST M25P80 8 Mbit Serial Flash */
ccsflash.numblocks = 16;
}
break;
case 0x14:
/* ST M25P16 16 Mbit Serial Flash */
ccsflash.numblocks = 32;
break;
case 0x15:
/* ST M25P32 32 Mbit Serial Flash */
ccsflash.numblocks = 64;
break;
case 0x16:
/* ST M25P64 64 Mbit Serial Flash */
ccsflash.numblocks = 128;
break;
case 0x17:
/* ST M25FL128 128 Mbit Serial Flash */
ccsflash.numblocks = 256;
break;
case 0xbf:
/* All of the following flashes are SST with
* 4KB subsectors. Others should be added but
* We'll have to revamp the way we identify them
* since RES is not eough to disambiguate them.
*/
name = "SST";
ccsflash.blocksize = 4 * 1024;
W_REG(osh, &cc->flashaddress, 1);
ccsflash_cmd(osh, cc, SFLASH_ST_RES);
id2 = R_REG(osh, &cc->flashdata);
switch (id2) {
case 1:
/* SST25WF512 512 Kbit Serial Flash */
ccsflash.numblocks = 16;
break;
case 0x48:
/* SST25VF512 512 Kbit Serial Flash */
ccsflash.numblocks = 16;
break;
case 2:
/* SST25WF010 1 Mbit Serial Flash */
ccsflash.numblocks = 32;
break;
case 0x49:
/* SST25VF010 1 Mbit Serial Flash */
ccsflash.numblocks = 32;
break;
case 3:
/* SST25WF020 2 Mbit Serial Flash */
ccsflash.numblocks = 64;
break;
case 0x43:
/* SST25VF020 2 Mbit Serial Flash */
ccsflash.numblocks = 64;
break;
case 4:
/* SST25WF040 4 Mbit Serial Flash */
ccsflash.numblocks = 128;
break;
case 0x44:
/* SST25VF040 4 Mbit Serial Flash */
ccsflash.numblocks = 128;
break;
case 0x8d:
/* SST25VF040B 4 Mbit Serial Flash */
ccsflash.numblocks = 128;
break;
case 5:
/* SST25WF080 8 Mbit Serial Flash */
ccsflash.numblocks = 256;
break;
case 0x8e:
/* SST25VF080B 8 Mbit Serial Flash */
ccsflash.numblocks = 256;
break;
case 0x41:
/* SST25VF016 16 Mbit Serial Flash */
ccsflash.numblocks = 512;
break;
case 0x4a:
/* SST25VF032 32 Mbit Serial Flash */
ccsflash.numblocks = 1024;
break;
case 0x4b:
/* SST25VF064 64 Mbit Serial Flash */
ccsflash.numblocks = 2048;
break;
}
break;
}
break;
case SFLASH_AT:
/* Probe for Atmel chips */
name = "Atmel";
ccsflash_cmd(osh, cc, SFLASH_AT_STATUS);
id = R_REG(osh, &cc->flashdata) & 0x3c;
switch (id) {
case 0xc:
/* Atmel AT45DB011 1Mbit Serial Flash */
ccsflash.blocksize = 256;
ccsflash.numblocks = 512;
break;
case 0x14:
/* Atmel AT45DB021 2Mbit Serial Flash */
ccsflash.blocksize = 256;
ccsflash.numblocks = 1024;
break;
case 0x1c:
/* Atmel AT45DB041 4Mbit Serial Flash */
ccsflash.blocksize = 256;
ccsflash.numblocks = 2048;
break;
case 0x24:
/* Atmel AT45DB081 8Mbit Serial Flash */
ccsflash.blocksize = 256;
ccsflash.numblocks = 4096;
break;
case 0x2c:
/* Atmel AT45DB161 16Mbit Serial Flash */
ccsflash.blocksize = 512;
ccsflash.numblocks = 4096;
break;
case 0x34:
/* Atmel AT45DB321 32Mbit Serial Flash */
ccsflash.blocksize = 512;
ccsflash.numblocks = 8192;
break;
case 0x3c:
/* Atmel AT45DB642 64Mbit Serial Flash */
ccsflash.blocksize = 1024;
ccsflash.numblocks = 8192;
break;
}
break;
}
ccsflash.size = ccsflash.blocksize * ccsflash.numblocks;
ccsflash.phybase = SI_FLASH2;
if (firsttime)
printf("Found an %s serial flash with %d %dKB blocks; total size %dMB\n",
name, ccsflash.numblocks, ccsflash.blocksize / 1024,
ccsflash.size / (1024 * 1024));
firsttime = FALSE;
return ccsflash.size ? &ccsflash : NULL;
}
int
si_bist_d11(si_t *sih, uint32 *biststatus1, uint32 *biststatus2)
{
si_info_t *sii;
uint origidx;
uint intr_val = 0;
void *regs;
int error = 0;
bool wasup;
uint32 offset = SBCONFIGOFF + SBTMSTATELOW;
uint32 max_res_mask;
uint32 pmu_ctrl;
*biststatus1 = 0;
*biststatus2 = 0;
SI_ERROR(("doing the bist on D11\n"));
sii = SI_INFO(sih);
if (CHIPTYPE(sih->socitype) != SOCI_SB) {
return 0;
}
/* Block ints and save current core */
INTR_OFF(sii, intr_val);
origidx = si_coreidx(sih);
/* Switch to D11 core */
if (!(regs = si_setcore(sih, D11_CORE_ID, 0)))
goto done;
/* Get info for determining size */
/* coming out of reset device shoudl have clk enabled, bw set, etc */
if (!(wasup = si_iscoreup(sih)))
si_core_reset(sih, 0x4F, 0x4F);
max_res_mask = si_corereg(sih, 0, OFFSETOF(chipcregs_t, max_res_mask), 0, 0);
si_corereg(sih, 0, OFFSETOF(chipcregs_t, max_res_mask), ~0, 0x3fffff);
if (si_corerev(&sii->pub) == 20) {
uint32 phy_reset_val;
uint32 bist_test_val, bist_status;
/* XXX: enable the phy PLL */
pmu_ctrl = si_corereg(sih, si_coreidx(&sii->pub), 0x1e8, 0, 0);
pmu_ctrl |= 0x000010000;
si_corereg(sih, si_coreidx(&sii->pub), 0x1e8, ~0, pmu_ctrl);
SPINWAIT(((si_corereg(sih, si_coreidx(&sii->pub), 0x1e8, 0, 0) & 0x01000000) == 0),
1000000);
pmu_ctrl = si_corereg(sih, si_coreidx(&sii->pub), 0x1e8, 0, 0);
/* take the phy out of reset */
phy_reset_val = si_corereg(sih, si_coreidx(&sii->pub), offset, 0, 0);
phy_reset_val &= ~(0x0008 << SBTML_SICF_SHIFT);
si_corereg(sih, si_coreidx(&sii->pub), offset, ~0, phy_reset_val);
phy_reset_val = si_corereg(sih, si_coreidx(&sii->pub), offset, 0, 0);
/* enable bist first */
bist_test_val = si_corereg(sih, si_coreidx(&sii->pub), offset, 0, 0);
bist_test_val |= (SICF_BIST_EN << 16);
si_corereg(sih, si_coreidx(&sii->pub), offset, ~0, bist_test_val);
SPINWAIT(((si_core_sflags(sih, 0, 0) & SISF_BIST_DONE) == 0), 1000000);
bist_status = si_core_sflags(sih, 0, 0);
SI_ERROR(("status are 0x%08x\n", bist_status));
if (bist_status & SISF_BIST_DONE) {
if (bist_status & SISF_BIST_ERROR) {
error = 1;
*biststatus1 = si_corereg(sih, si_coreidx(&sii->pub), 12, 0, 0);
*biststatus2 = si_corereg(sih, si_coreidx(&sii->pub), 16, 0, 0);
}
}
/* stop the phy pll */
pmu_ctrl = si_corereg(sih, si_coreidx(&sii->pub), 0x1e8, 0, 0);
pmu_ctrl &= ~0x10000;
si_corereg(sih, si_coreidx(&sii->pub), 0x1e8, ~0, pmu_ctrl);
}
/* remove the resource mask */
si_corereg(sih, 0, OFFSETOF(chipcregs_t, max_res_mask), ~0, max_res_mask);
/* Return to previous state and core */
if (!wasup)
si_core_disable(sih, 0);
/* Return to previous state and core */
si_setcoreidx(sih, origidx);
done:
INTR_RESTORE(sii, intr_val);
return error;
}
int
flashDrvLibInit(void)
{
FLASH_TYPES dev;
FLASH_VENDORS vendor;
int i;
uint32 fltype = PFLASH;
osl_t *osh;
struct sflash *sflash;
if (flashDrvInitialized)
return (OK);
flashBaseAddress = FLASH_BASE_ADDRESS_ALIAS;
/*
* Check for serial flash.
*/
sih = si_kattach(SI_OSH);
ASSERT(sih);
osh = si_osh(sih);
cc = (chipcregs_t *)si_setcoreidx(sih, SI_CC_IDX);
ASSERT(cc);
/* Select SFLASH */
fltype = R_REG(osh, &cc->capabilities) & CC_CAP_FLASH_MASK;
if (fltype == SFLASH_ST || fltype == SFLASH_AT) {
sflash = sflash_init(sih, cc);
if (sflash == NULL) {
printf("flashInit(): Unrecognized Device (SFLASH)\n");
return (ERROR);
}
flashDrvFuncs = &flashsflash;
flashDrvFuncs->flashAutoSelect(&dev, &vendor);
flashSectorCount = sflash->numblocks;
flashDevSectorSize = sflash->blocksize;
if (flashVerbose) {
printf("flashInit(): SFLASH Found\n");
}
} else {
flashDrvFuncs = &flashs29gl256p;
flashDrvFuncs->flashAutoSelect(&dev, &vendor);
if ((vendor == 0xFF) && (dev == 0xFF)) {
flashDrvFuncs = &flash29gl128;
flashDrvFuncs->flashAutoSelect(&dev, &vendor);
}
if ((vendor == 0xFF) && (dev == 0xFF)) {
flashDrvFuncs = &flash29l640;
flashDrvFuncs->flashAutoSelect(&dev, &vendor);
}
if ((vendor == 0xFF) && (dev == 0xFF)) {
flashDrvFuncs = &flash29l320;
flashDrvFuncs->flashAutoSelect(&dev, &vendor);
}
if ((vendor == 0xFF) && (dev == 0xFF)) {
flashDrvFuncs = &flash29l160;
flashDrvFuncs->flashAutoSelect(&dev, &vendor);
}
if ((vendor == 0xFF) && (dev == 0xFF)) {
flashDrvFuncs = &flash28f320;
flashDrvFuncs->flashAutoSelect(&dev, &vendor);
}
switch (vendor) {
case AMD:
case ALLIANCE:
case MXIC:
switch (dev) {
case FLASH_2F040:
flashSectorCount = 8;
flashDevSectorSize = 0x10000;
if (flashVerbose)
printf("flashInit(): 2F040 Found\n");
break;
case FLASH_2F080:
flashSectorCount = 16;
flashDevSectorSize = 0x10000;
if (flashVerbose)
printf("flashInit(): 2F080 Found\n");
break;
case FLASH_2L081:
flashSectorCount = 16;
flashDevSectorSize = 0x10000;
if (flashVerbose)
printf("flashInit(): 29LV081B Found\n");
break;
case FLASH_2L160:
case FLASH_2L017:
flashSectorCount = 32;
flashDevSectorSize = 0x10000;
if (flashVerbose)
printf("flashInit(): 29LV160D Found\n");
break;
case FLASH_2L640:
case FLASH_MX2L640:
flashSectorCount = 128;
flashDevSectorSize = 0x10000;
if (flashVerbose)
printf("flashInit(): 29LV640M Found\n");
break;
case FLASH_29GL128:
/* Spansion 29GL128 is physically 128 sector count
* To make flash support backward compatible to old device,
* only use 64 for 8MB */
flashSectorCount = 64;
flashDevSectorSize = 0x20000;
if (flashVerbose)
printf("flashInit(): 29GL128 Found\n");
break;
case FLASH_2L320:
flashSectorCount = 64;
flashDevSectorSize = 0x10000;
if (flashVerbose)
printf("flashInit(): 29LV320D Found\n");
break;
case FLASH_S29GL128P:
flashSectorCount = 128;
flashDevSectorSize = 0x20000;
if (flashVerbose)
printf("flashInit(): FLASH_S29GL128P Found\n");
break;
case FLASH_S29GL256P:
flashSectorCount = 256;
flashDevSectorSize = 0x20000;
if (flashVerbose)
printf("flashInit(): S29GL256P Found\n");
break;
case FLASH_S29GL512P:
flashSectorCount = 512;
flashDevSectorSize = 0x20000;
if (flashVerbose)
printf("flashInit(): FLASH_S29GL512P Found\n");
break;
case FLASH_S29GL01GP:
flashSectorCount = 1024;
flashDevSectorSize = 0x20000;
if (flashVerbose)
printf("flashInit(): FLASH_S29GL01GP Found\n");
break;
default:
printf("flashInit(): Unrecognized Device (0x%02X)\n", dev);
return (ERROR);
}
break;
case INTEL:
switch (dev) {
case FLASH_2F320:
flashSectorCount = 32;
flashDevSectorSize = 0x20000;
if (flashVerbose)
printf("flashInit(): 28F320 Found\n");
break;
default:
printf("flashInit(): Unrecognized Device (0x%02X)\n", dev);
return (ERROR);
}
break;
default:
printf("flashInit(): Unrecognized Vendor (0x%02X)\n", vendor);
return (ERROR);
}
}
flashSize = flashDevSectorSize * flashSectorCount;
for (i = 0; i < TOTAL_LOADED_SECS; i++) {
flashLoadedSectors[i].buffer = malloc(FLASH_SECTOR_SIZE);
if (flashLoadedSectors[i].buffer == NULL) {
printf("flashInit(): malloc() failed\n");
for (; i > 0; i--) {
free(flashLoadedSectors[i-1].buffer);
}
return (ERROR);
}
flashLoadedSectors[i].sector = -1;
flashLoadedSectors[i].dirty = 0;
flashLoadedSectors[i].fsSemID =
semMCreate (SEM_Q_PRIORITY | SEM_DELETE_SAFE);
}
flashDrvInitialized ++;
return (OK);
}
static void
flash_init(void)
{
newflash_probe_t fprobe;
int bootdev;
uint32 bootsz, *bisz;
cfe_driver_t *drv = NULL;
int j = 0;
fl_size_t max_image_size = 0;
int rom_envram_size;
#if defined(DUAL_IMAGE) || defined(FAILSAFE_UPGRADE)
int need_commit = 0;
#endif
#ifdef CFG_NFLASH
hndnand_t *nfl_info = NULL;
#endif
#if CFG_SFLASH
hndsflash_t *sfl_info = NULL;
#endif
memset(&fprobe, 0, sizeof(fprobe));
bootdev = soc_boot_dev((void *)sih);
if(!nvram_match("nospare", "0"))
nospare = 1;
else
nospare = 0;
#ifdef CFG_NFLASH
if (bootdev == SOC_BOOTDEV_NANDFLASH) {
nfl_info = hndnand_init(sih);
if (!nfl_info)
return;
fprobe.flash_phys = nfl_info->phybase;
drv = &nflashdrv;
} else
#endif /* CFG_NFLASH */
#if CFG_SFLASH
if (bootdev == SOC_BOOTDEV_SFLASH) {
sfl_info = hndsflash_init(sih);
if (!sfl_info)
return;
fprobe.flash_phys = sfl_info->phybase;
drv = &sflashdrv;
}
else
#endif
#if CFG_FLASH
{
/* This might be wrong, but set pflash
* as default if nothing configured
*/
chipcregs_t *cc;
if ((cc = (chipcregs_t *)si_setcoreidx(sih, SI_CC_IDX)) == NULL)
return;
fprobe.flash_phys = SI_FLASH2;
fprobe.flash_flags = FLASH_FLG_BUS16 | FLASH_FLG_DEV16;
if (!(R_REG(NULL, &cc->flash_config) & CC_CFG_DS))
fprobe.flash_flags = FLASH_FLG_BUS8 | FLASH_FLG_DEV16;
drv = &newflashdrv;
}
#endif /* CFG_FLASH */
ASSERT(drv);
/* Default is 256K boot partition */
bootsz = 256 * 1024;
/* Do we have a self-describing binary image? */
bisz = (uint32 *)UNCADDR(fprobe.flash_phys + BISZ_OFFSET);
if (bisz[BISZ_MAGIC_IDX] == BISZ_MAGIC) {
int isz = bisz[BISZ_DATAEND_IDX] - bisz[BISZ_TXTST_IDX];
if (isz > (1024 * 1024))
bootsz = 2048 * 1024;
else if (isz > (512 * 1024))
bootsz = 1024 * 1024;
else if (isz > (256 * 1024))
bootsz = 512 * 1024;
else if (isz <= (128 * 1024))
bootsz = 128 * 1024;
}
printf("Boot partition size = %d(0x%x)\n", bootsz, bootsz);
#if CFG_NFLASH
if (nfl_info) {
fl_size_t flash_size = 0;
if (bootsz > nfl_info->blocksize) {
/* Prepare double space in case of bad blocks */
bootsz = (bootsz << 1);
} else {
/* CFE occupies at least one block */
bootsz = nfl_info->blocksize;
}
/* Because sometimes we want to program the entire device */
fprobe.flash_nparts = 0;
cfe_add_device(drv, 0, 0, &fprobe);
#if defined(FAILSAFE_UPGRADE) || defined(DUAL_IMAGE)
max_image_size = calculate_max_image_size("nflash0", nfl_boot_size(nfl_info), 0,
&need_commit, nfl_boot_os_size(nfl_info));
#endif
/* Because sometimes we want to program the entire device */
/* Because CFE can only boot from the beginning of a partition */
j = 0;
fprobe.flash_parts[j].fp_size = bootsz;
fprobe.flash_parts[j++].fp_name = "boot";
fprobe.flash_parts[j].fp_size = (nfl_boot_size(nfl_info) - bootsz);
fprobe.flash_parts[j++].fp_name = "nvram";
fprobe.flash_parts[j].fp_size = sizeof(struct trx_header);
fprobe.flash_parts[j++].fp_name = "trx";
fprobe.flash_parts[j].fp_size = max_image_size ?
max_image_size - sizeof(struct trx_header) : 0;
fprobe.flash_parts[j++].fp_name = "os";
#if defined(FAILSAFE_UPGRADE) || defined(DUAL_IMAGE)
if (max_image_size) {
fprobe.flash_parts[j].fp_size = sizeof(struct trx_header);
fprobe.flash_parts[j++].fp_name = "trx2";
fprobe.flash_parts[j].fp_size = max_image_size;
fprobe.flash_parts[j++].fp_name = "os2";
}
#endif
fprobe.flash_nparts = j;
cfe_add_device(drv, 0, 0, &fprobe);
/* Because CFE can only flash an entire partition */
j = 0;
fprobe.flash_parts[j].fp_size = bootsz;
fprobe.flash_parts[j++].fp_name = "boot";
fprobe.flash_parts[j].fp_size = (nfl_boot_size(nfl_info) - bootsz);
fprobe.flash_parts[j++].fp_name = "nvram";
fprobe.flash_parts[j].fp_size = max_image_size;
fprobe.flash_parts[j++].fp_name = "trx";
#if defined(FAILSAFE_UPGRADE) || defined(DUAL_IMAGE)
if (max_image_size) {
fprobe.flash_parts[j].fp_size =
nfl_boot_os_size(nfl_info) - nfl_boot_size(nfl_info)
- max_image_size;
fprobe.flash_parts[j++].fp_name = "trx2";
}
#endif
flash_size = get_flash_size("nflash0") - nfl_boot_os_size(nfl_info);
#ifdef DUAL_TRX
fprobe.flash_parts[j].fp_size = NFL_BOOT_OS_SIZE;
fprobe.flash_parts[j++].fp_name = "trx2";
flash_size -= NFL_BOOT_OS_SIZE;
#endif
if (flash_size > 0) {
fprobe.flash_parts[j].fp_size = flash_size;
fprobe.flash_parts[j++].fp_name = "brcmnand";
}
fprobe.flash_nparts = j;
cfe_add_device(drv, 0, 0, &fprobe);
/* Change nvram device name for NAND boot */
flashdrv_nvram = "nflash0.nvram";
} else
#endif /* CFG_NFLASH */
{
/* Because sometimes we want to program the entire device */
fprobe.flash_nparts = 0;
cfe_add_device(drv, 0, 0, &fprobe);
#ifdef CFG_ROMBOOT
if (board_bootdev_rom(sih)) {
rom_envram_size = ROM_ENVRAM_SPACE;
}
else
#endif
{
rom_envram_size = 0;
}
#if defined(FAILSAFE_UPGRADE) || defined(DUAL_IMAGE)
/* If the kernel is not in nand flash, split up the sflash */
if (soc_knl_dev((void *)sih) != SOC_KNLDEV_NANDFLASH) {
max_image_size = calculate_max_image_size("flash0",
bootsz, MAX_NVRAM_SPACE+rom_envram_size, &need_commit, 0);
}
#endif
/* Because CFE can only boot from the beginning of a partition */
j = 0;
fprobe.flash_parts[j].fp_size = bootsz;
fprobe.flash_parts[j++].fp_name = "boot";
fprobe.flash_parts[j].fp_size = sizeof(struct trx_header);
fprobe.flash_parts[j++].fp_name = "trx";
fprobe.flash_parts[j].fp_size = max_image_size ?
max_image_size - sizeof(struct trx_header) : 0;
fprobe.flash_parts[j++].fp_name = "os";
#if defined(FAILSAFE_UPGRADE) || defined(DUAL_IMAGE)
if (max_image_size) {
fprobe.flash_parts[j].fp_size = sizeof(struct trx_header);
fprobe.flash_parts[j++].fp_name = "trx2";
fprobe.flash_parts[j].fp_size = 0;
fprobe.flash_parts[j++].fp_name = "os2";
}
#endif
#ifdef CFG_ROMBOOT
if (rom_envram_size) {
fprobe.flash_parts[j].fp_size = rom_envram_size;
fprobe.flash_parts[j++].fp_name = "envram";
}
#endif
#ifdef BCM_DEVINFO
fprobe.flash_parts[j].fp_size = 0x80000;
fprobe.flash_parts[j++].fp_name = "fs_rw";
fprobe.flash_parts[j].fp_size = 0x10000;
fprobe.flash_parts[j++].fp_name = "devinfo";
#endif /* BCM_DEVINFO */
fprobe.flash_parts[j].fp_size = MAX_NVRAM_SPACE;
fprobe.flash_parts[j++].fp_name = "nvram";
fprobe.flash_nparts = j;
cfe_add_device(drv, 0, 0, &fprobe);
/* Because CFE can only flash an entire partition */
j = 0;
fprobe.flash_parts[j].fp_size = bootsz;
fprobe.flash_parts[j++].fp_name = "boot";
fprobe.flash_parts[j].fp_size = max_image_size;
fprobe.flash_parts[j++].fp_name = "trx";
#if defined(FAILSAFE_UPGRADE) || defined(DUAL_IMAGE)
if (max_image_size) {
fprobe.flash_parts[j].fp_size = 0;
fprobe.flash_parts[j++].fp_name = "trx2";
}
#endif
#ifdef CFG_ROMBOOT
if (rom_envram_size) {
fprobe.flash_parts[j].fp_size = rom_envram_size;
fprobe.flash_parts[j++].fp_name = "envram";
}
#endif
#ifdef BCM_DEVINFO
fprobe.flash_parts[j].fp_size = 0x80000;
fprobe.flash_parts[j++].fp_name = "fs_rw";
fprobe.flash_parts[j].fp_size = 0x10000;
fprobe.flash_parts[j++].fp_name = "devinfo";
#endif /* BCM_DEVINFO */
fprobe.flash_parts[j].fp_size = MAX_NVRAM_SPACE;
fprobe.flash_parts[j++].fp_name = "nvram";
fprobe.flash_nparts = j;
cfe_add_device(drv, 0, 0, &fprobe);
}
#if (CFG_FLASH || CFG_SFLASH)
flash_memory_size_config(sih, (void *)&fprobe);
#endif /* (CFG_FLASH || CFG_SFLASH) */
#ifdef CFG_NFLASH
/* If boot from sflash, try to init partition for JFFS2 anyway */
if (nfl_info == NULL)
flash_nflash_init();
#endif /* CFG_NFLASH */
#if defined(FAILSAFE_UPGRADE) || defined(DUAL_IMAGE)
if (need_commit)
nvram_commit();
#endif
}
/**
* Balance between stable SDIO operation and power consumption is achieved using this function.
* Note that each drive strength table is for a specific VDDIO of the SDIO pads, ideally this
* function should read the VDDIO itself to select the correct table. For now it has been solved
* with the 'BCM_SDIO_VDDIO' preprocessor constant.
*
* 'drivestrength': desired pad drive strength in mA. Drive strength of 0 requests tri-state (if
* hardware supports this), if no hw support drive strength is not programmed.
*/
void
si_sdiod_drive_strength_init(si_t *sih, osl_t *osh, uint32 drivestrength)
{
sdiod_drive_str_t *str_tab = NULL;
uint32 str_mask = 0; /* only alter desired bits in PMU chipcontrol 1 register */
uint32 str_shift = 0;
uint32 str_ovr_pmuctl = PMU_CHIPCTL0; /* PMU chipcontrol register containing override bit */
uint32 str_ovr_pmuval = 0; /* position of bit within this register */
pmuregs_t *pmu;
uint origidx;
if (!(sih->cccaps & CC_CAP_PMU)) {
return;
}
/* Remember original core before switch to chipc/pmu */
origidx = si_coreidx(sih);
if (AOB_ENAB(sih)) {
pmu = si_setcore(sih, PMU_CORE_ID, 0);
} else {
pmu = si_setcoreidx(sih, SI_CC_IDX);
}
ASSERT(pmu != NULL);
switch (SDIOD_DRVSTR_KEY(CHIPID(sih->chip), sih->pmurev)) {
case SDIOD_DRVSTR_KEY(BCM4325_CHIP_ID, 1):
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab1;
str_mask = 0x30000000;
str_shift = 28;
break;
case SDIOD_DRVSTR_KEY(BCM4325_CHIP_ID, 2):
case SDIOD_DRVSTR_KEY(BCM4325_CHIP_ID, 3):
case SDIOD_DRVSTR_KEY(BCM4315_CHIP_ID, 4):
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab2;
str_mask = 0x00003800;
str_shift = 11;
break;
case SDIOD_DRVSTR_KEY(BCM4336_CHIP_ID, 8):
case SDIOD_DRVSTR_KEY(BCM4336_CHIP_ID, 11):
if (sih->pmurev == 8) {
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab3;
}
else if (sih->pmurev == 11) {
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab4_1v8;
}
str_mask = 0x00003800;
str_shift = 11;
break;
case SDIOD_DRVSTR_KEY(BCM4330_CHIP_ID, 12):
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab4_1v8;
str_mask = 0x00003800;
str_shift = 11;
break;
case SDIOD_DRVSTR_KEY(BCM43362_CHIP_ID, 13):
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab5_1v8;
str_mask = 0x00003800;
str_shift = 11;
break;
case SDIOD_DRVSTR_KEY(BCM4334_CHIP_ID, 17):
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab6_1v8;
str_mask = 0x00001800;
str_shift = 11;
break;
case SDIOD_DRVSTR_KEY(BCM43143_CHIP_ID, 17):
#if !defined(BCM_SDIO_VDDIO) || BCM_SDIO_VDDIO == 33
if (drivestrength >= ARRAYLAST(sdiod_drive_strength_tab7_3v3)->strength) {
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab7_3v3;
}
#else
if (drivestrength >= ARRAYLAST(sdiod_drive_strength_tab7_1v8)->strength) {
str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab7_1v8;
}
#endif /* BCM_SDIO_VDDIO */
str_mask = 0x00000007;
str_ovr_pmuval = PMU43143_CC0_SDIO_DRSTR_OVR;
break;
default:
PMU_MSG(("No SDIO Drive strength init done for chip %s rev %d pmurev %d\n",
bcm_chipname(
CHIPID(sih->chip), chn, 8), CHIPREV(sih->chiprev), sih->pmurev));
break;
}
if (str_tab != NULL) {
uint32 cc_data_temp;
int i;
/* Pick the lowest available drive strength equal or greater than the
* requested strength. Drive strength of 0 requests tri-state.
*/
for (i = 0; drivestrength < str_tab[i].strength; i++)
;
if (i > 0 && drivestrength > str_tab[i].strength)
i--;
W_REG(osh, &pmu->chipcontrol_addr, PMU_CHIPCTL1);
cc_data_temp = R_REG(osh, &pmu->chipcontrol_data);
cc_data_temp &= ~str_mask;
cc_data_temp |= str_tab[i].sel << str_shift;
W_REG(osh, &pmu->chipcontrol_data, cc_data_temp);
if (str_ovr_pmuval) { /* enables the selected drive strength */
W_REG(osh, &pmu->chipcontrol_addr, str_ovr_pmuctl);
OR_REG(osh, &pmu->chipcontrol_data, str_ovr_pmuval);
}
PMU_MSG(("SDIO: %dmA drive strength requested; set to %dmA\n",
drivestrength, str_tab[i].strength));
}
/* Return to original core */
si_setcoreidx(sih, origidx);
} /* si_sdiod_drive_strength_init */
