Commit 6ca687d9 authored by Franky Lin's avatar Franky Lin Committed by John W. Linville
Browse files

brcm80211: fmac: add iscoreup function for bcm4330 chip



New type of backplane interconnect support is needed
for bcm4330
Reviewed-by: default avatarArend van Spriel <arend@broadcom.com>
Signed-off-by: default avatarFranky Lin <frankyl@broadcom.com>
Signed-off-by: default avatarArend van Spriel <arend@broadcom.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent e9ca530a
......@@ -3120,9 +3120,7 @@ static int brcmf_sdbrcm_download_state(struct brcmf_bus *bus, bool enter)
(u8 *)&zeros, 4);
}
} else {
idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_INTERNAL_MEM);
if (!brcmf_sdio_chip_iscoreup(bus->sdiodev,
ci->c_inf[idx].base)) {
if (!ci->iscoreup(bus->sdiodev, ci, BCMA_CORE_INTERNAL_MEM)) {
brcmf_dbg(ERROR, "SOCRAM core is down after reset?\n");
bcmerror = -EBADE;
goto fail;
......
......@@ -45,6 +45,10 @@
((((sbidh) & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT) | \
((sbidh) & SSB_IDHIGH_RCLO))
/* SOC Interconnect types (aka chip types) */
#define SOCI_SB 0
#define SOCI_AI 1
#define SDIOD_DRVSTR_KEY(chip, pmu) (((chip) << 16) | (pmu))
/* SDIO Pad drive strength to select value mappings */
struct sdiod_drive_str {
......@@ -106,19 +110,44 @@ brcmf_sdio_chip_corerev(struct brcmf_sdio_dev *sdiodev,
return SBCOREREV(regdata);
}
bool
brcmf_sdio_chip_iscoreup(struct brcmf_sdio_dev *sdiodev,
u32 corebase)
static bool
brcmf_sdio_sb_iscoreup(struct brcmf_sdio_dev *sdiodev,
struct chip_info *ci, u16 coreid)
{
u32 regdata;
u8 idx;
idx = brcmf_sdio_chip_getinfidx(ci, coreid);
regdata = brcmf_sdcard_reg_read(sdiodev,
CORE_SB(corebase, sbtmstatelow), 4);
CORE_SB(ci->c_inf[idx].base, sbtmstatelow), 4);
regdata &= (SSB_TMSLOW_RESET | SSB_TMSLOW_REJECT |
SSB_IMSTATE_REJECT | SSB_TMSLOW_CLOCK);
return (SSB_TMSLOW_CLOCK == regdata);
}
static bool
brcmf_sdio_ai_iscoreup(struct brcmf_sdio_dev *sdiodev,
struct chip_info *ci, u16 coreid)
{
u32 regdata;
u8 idx;
bool ret;
idx = brcmf_sdio_chip_getinfidx(ci, coreid);
regdata = brcmf_sdcard_reg_read(sdiodev,
ci->c_inf[idx].wrapbase+BCMA_IOCTL, 4);
ret = (regdata & (BCMA_IOCTL_FGC | BCMA_IOCTL_CLK)) == BCMA_IOCTL_CLK;
regdata = brcmf_sdcard_reg_read(sdiodev,
ci->c_inf[idx].wrapbase+BCMA_RESET_CTL,
4);
ret = ret && ((regdata & BCMA_RESET_CTL_RESET) == 0);
return ret;
}
void
brcmf_sdio_chip_coredisable(struct brcmf_sdio_dev *sdiodev, u32 corebase)
{
......@@ -258,6 +287,7 @@ static int brcmf_sdio_chip_recognition(struct brcmf_sdio_dev *sdiodev,
CORE_CC_REG(ci->c_inf[0].base, chipid), 4);
ci->chip = regdata & CID_ID_MASK;
ci->chiprev = (regdata & CID_REV_MASK) >> CID_REV_SHIFT;
ci->socitype = (regdata & CID_TYPE_MASK) >> CID_TYPE_SHIFT;
brcmf_dbg(INFO, "chipid=0x%x chiprev=%d\n", ci->chip, ci->chiprev);
......@@ -277,6 +307,18 @@ static int brcmf_sdio_chip_recognition(struct brcmf_sdio_dev *sdiodev,
return -ENODEV;
}
switch (ci->socitype) {
case SOCI_SB:
ci->iscoreup = brcmf_sdio_sb_iscoreup;
break;
case SOCI_AI:
ci->iscoreup = brcmf_sdio_ai_iscoreup;
break;
default:
brcmf_dbg(ERROR, "socitype %u not supported\n", ci->socitype);
return -ENODEV;
}
return 0;
}
......
......@@ -65,12 +65,16 @@ struct chip_core_info {
struct chip_info {
u32 chip;
u32 chiprev;
u32 socitype;
/* core info */
/* always put chipcommon core at 0, bus core at 1 */
struct chip_core_info c_inf[BRCMF_MAX_CORENUM];
u32 pmurev;
u32 pmucaps;
u32 ramsize;
bool (*iscoreup)(struct brcmf_sdio_dev *sdiodev, struct chip_info *ci,
u16 coreid);
};
struct sbconfig {
......@@ -115,8 +119,6 @@ struct sbconfig {
extern void brcmf_sdio_chip_resetcore(struct brcmf_sdio_dev *sdiodev,
u32 corebase);
extern bool brcmf_sdio_chip_iscoreup(struct brcmf_sdio_dev *sdiodev,
u32 corebase);
extern void brcmf_sdio_chip_coredisable(struct brcmf_sdio_dev *sdiodev,
u32 corebase);
extern int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
......
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