The sources hndpmu.c and siutils.c are now only used by the fullmac driver, but several functions are not needed. These can be removed.
Reviewed-by: Roland Vossen <[email protected]> Reviewed-by: Henry Ptasinski <[email protected]> Signed-off-by: Arend van Spriel <[email protected]> --- drivers/staging/brcm80211/brcmfmac/dhd_pmu.c | 1562 +------------------------- drivers/staging/brcm80211/util/siutils.c | 15 - 2 files changed, 59 insertions(+), 1518 deletions(-) diff --git a/drivers/staging/brcm80211/brcmfmac/dhd_pmu.c b/drivers/staging/brcm80211/brcmfmac/dhd_pmu.c index 5e46d7b..f7a1fe1 100644 --- a/drivers/staging/brcm80211/brcmfmac/dhd_pmu.c +++ b/drivers/staging/brcm80211/brcmfmac/dhd_pmu.c @@ -45,116 +45,12 @@ #define PMU_NONE(args) /* PLL controls/clocks */ -static void si_pmu1_pllinit0(si_t *sih, chipcregs_t *cc, u32 xtal); static u32 si_pmu1_alpclk0(si_t *sih, chipcregs_t *cc); /* PMU resources */ -static bool si_pmu_res_depfltr_bb(si_t *sih); -static bool si_pmu_res_depfltr_ncb(si_t *sih); -static bool si_pmu_res_depfltr_paldo(si_t *sih); -static bool si_pmu_res_depfltr_npaldo(si_t *sih); static u32 si_pmu_res_deps(si_t *sih, chipcregs_t *cc, u32 rsrcs, bool all); static uint si_pmu_res_uptime(si_t *sih, chipcregs_t *cc, u8 rsrc); static void si_pmu_res_masks(si_t *sih, u32 * pmin, u32 * pmax); -static void si_pmu_spuravoid_pllupdate(si_t *sih, chipcregs_t *cc, - u8 spuravoid); - -static void si_pmu_set_4330_plldivs(si_t *sih); - -/* FVCO frequency */ -#define FVCO_880 880000 /* 880MHz */ -#define FVCO_1760 1760000 /* 1760MHz */ -#define FVCO_1440 1440000 /* 1440MHz */ -#define FVCO_960 960000 /* 960MHz */ - -/* Read/write a chipcontrol reg */ -u32 si_pmu_chipcontrol(si_t *sih, uint reg, u32 mask, u32 val) -{ - si_corereg(sih, SI_CC_IDX, offsetof(chipcregs_t, chipcontrol_addr), ~0, - reg); - return si_corereg(sih, SI_CC_IDX, - offsetof(chipcregs_t, chipcontrol_data), mask, val); -} - -/* Read/write a regcontrol reg */ -u32 si_pmu_regcontrol(si_t *sih, uint reg, u32 mask, u32 val) -{ - si_corereg(sih, SI_CC_IDX, offsetof(chipcregs_t, regcontrol_addr), ~0, - reg); - return si_corereg(sih, SI_CC_IDX, - offsetof(chipcregs_t, regcontrol_data), mask, val); -} - -/* Read/write a pllcontrol reg */ -u32 si_pmu_pllcontrol(si_t *sih, uint reg, u32 mask, u32 val) -{ - si_corereg(sih, SI_CC_IDX, offsetof(chipcregs_t, pllcontrol_addr), ~0, - reg); - return si_corereg(sih, SI_CC_IDX, - offsetof(chipcregs_t, pllcontrol_data), mask, val); -} - -/* PMU PLL update */ -void si_pmu_pllupd(si_t *sih) -{ - si_corereg(sih, SI_CC_IDX, offsetof(chipcregs_t, pmucontrol), - PCTL_PLL_PLLCTL_UPD, PCTL_PLL_PLLCTL_UPD); -} - -void si_pmu_set_ldo_voltage(si_t *sih, u8 ldo, u8 voltage) -{ - u8 sr_cntl_shift = 0, rc_shift = 0, shift = 0, mask = 0; - u8 addr = 0; - - ASSERT(sih->cccaps & CC_CAP_PMU); - - switch (sih->chip) { - case BCM4336_CHIP_ID: - switch (ldo) { - case SET_LDO_VOLTAGE_CLDO_PWM: - addr = 4; - rc_shift = 1; - mask = 0xf; - break; - case SET_LDO_VOLTAGE_CLDO_BURST: - addr = 4; - rc_shift = 5; - mask = 0xf; - break; - case SET_LDO_VOLTAGE_LNLDO1: - addr = 4; - rc_shift = 17; - mask = 0xf; - break; - default: - ASSERT(false); - return; - } - break; - case BCM4330_CHIP_ID: - switch (ldo) { - case SET_LDO_VOLTAGE_CBUCK_PWM: - addr = 3; - rc_shift = 0; - mask = 0x1f; - break; - default: - ASSERT(false); - break; - } - break; - default: - ASSERT(false); - return; - } - - shift = sr_cntl_shift + rc_shift; - - si_corereg(sih, SI_CC_IDX, offsetof(chipcregs_t, regcontrol_addr), - ~0, addr); - si_corereg(sih, SI_CC_IDX, offsetof(chipcregs_t, regcontrol_data), - mask << shift, (voltage & mask) << shift); -} /* d11 slow to fast clock transition time in slow clock cycles */ #define D11SCC_SLOW2FAST_TRANSITION 2 @@ -236,587 +132,6 @@ u16 si_pmu_fast_pwrup_delay(si_t *sih) return (u16) delay; } -/* Setup resource up/down timers */ -typedef struct { - u8 resnum; - u16 updown; -} pmu_res_updown_t; - -/* Change resource dependancies masks */ -typedef struct { - u32 res_mask; /* resources (chip specific) */ - s8 action; /* action */ - u32 depend_mask; /* changes to the dependancies mask */ - bool(*filter) (si_t *sih); /* action is taken when filter is NULL or return true */ -} pmu_res_depend_t; - -/* Resource dependancies mask change action */ -#define RES_DEPEND_SET 0 /* Override the dependancies mask */ -#define RES_DEPEND_ADD 1 /* Add to the dependancies mask */ -#define RES_DEPEND_REMOVE -1 /* Remove from the dependancies mask */ - -static const pmu_res_updown_t bcm4328a0_res_updown[] = { - { - RES4328_EXT_SWITCHER_PWM, 0x0101}, { - RES4328_BB_SWITCHER_PWM, 0x1f01}, { - RES4328_BB_SWITCHER_BURST, 0x010f}, { - RES4328_BB_EXT_SWITCHER_BURST, 0x0101}, { - RES4328_ILP_REQUEST, 0x0202}, { - RES4328_RADIO_SWITCHER_PWM, 0x0f01}, { - RES4328_RADIO_SWITCHER_BURST, 0x0f01}, { - RES4328_ROM_SWITCH, 0x0101}, { - RES4328_PA_REF_LDO, 0x0f01}, { - RES4328_RADIO_LDO, 0x0f01}, { - RES4328_AFE_LDO, 0x0f01}, { - RES4328_PLL_LDO, 0x0f01}, { - RES4328_BG_FILTBYP, 0x0101}, { - RES4328_TX_FILTBYP, 0x0101}, { - RES4328_RX_FILTBYP, 0x0101}, { - RES4328_XTAL_PU, 0x0101}, { - RES4328_XTAL_EN, 0xa001}, { - RES4328_BB_PLL_FILTBYP, 0x0101}, { - RES4328_RF_PLL_FILTBYP, 0x0101}, { - RES4328_BB_PLL_PU, 0x0701} -}; - -static const pmu_res_depend_t bcm4328a0_res_depend[] = { - /* Adjust ILP request resource not to force ext/BB switchers into burst mode */ - { - PMURES_BIT(RES4328_ILP_REQUEST), - RES_DEPEND_SET, - PMURES_BIT(RES4328_EXT_SWITCHER_PWM) | - PMURES_BIT(RES4328_BB_SWITCHER_PWM), NULL} -}; - -static const pmu_res_updown_t bcm4325a0_res_updown_qt[] = { - { - RES4325_HT_AVAIL, 0x0300}, { - RES4325_BBPLL_PWRSW_PU, 0x0101}, { - RES4325_RFPLL_PWRSW_PU, 0x0101}, { - RES4325_ALP_AVAIL, 0x0100}, { - RES4325_XTAL_PU, 0x1000}, { - RES4325_LNLDO1_PU, 0x0800}, { - RES4325_CLDO_CBUCK_PWM, 0x0101}, { - RES4325_CBUCK_PWM, 0x0803} -}; - -static const pmu_res_updown_t bcm4325a0_res_updown[] = { - { - RES4325_XTAL_PU, 0x1501} -}; - -static const pmu_res_depend_t bcm4325a0_res_depend[] = { - /* Adjust OTP PU resource dependencies - remove BB BURST */ - { - PMURES_BIT(RES4325_OTP_PU), - RES_DEPEND_REMOVE, - PMURES_BIT(RES4325_BUCK_BOOST_BURST), NULL}, - /* Adjust ALP/HT Avail resource dependencies - bring up BB along if it is used. */ - { - PMURES_BIT(RES4325_ALP_AVAIL) | PMURES_BIT(RES4325_HT_AVAIL), - RES_DEPEND_ADD, - PMURES_BIT(RES4325_BUCK_BOOST_BURST) | - PMURES_BIT(RES4325_BUCK_BOOST_PWM), si_pmu_res_depfltr_bb}, - /* Adjust HT Avail resource dependencies - bring up RF switches along with HT. */ - { - PMURES_BIT(RES4325_HT_AVAIL), - RES_DEPEND_ADD, - PMURES_BIT(RES4325_RX_PWRSW_PU) | - PMURES_BIT(RES4325_TX_PWRSW_PU) | - PMURES_BIT(RES4325_LOGEN_PWRSW_PU) | - PMURES_BIT(RES4325_AFE_PWRSW_PU), NULL}, - /* Adjust ALL resource dependencies - remove CBUCK dependancies if it is not used. */ - { - PMURES_BIT(RES4325_ILP_REQUEST) | - PMURES_BIT(RES4325_ABUCK_BURST) | - PMURES_BIT(RES4325_ABUCK_PWM) | - PMURES_BIT(RES4325_LNLDO1_PU) | - PMURES_BIT(RES4325C1_LNLDO2_PU) | - PMURES_BIT(RES4325_XTAL_PU) | - PMURES_BIT(RES4325_ALP_AVAIL) | - PMURES_BIT(RES4325_RX_PWRSW_PU) | - PMURES_BIT(RES4325_TX_PWRSW_PU) | - PMURES_BIT(RES4325_RFPLL_PWRSW_PU) | - PMURES_BIT(RES4325_LOGEN_PWRSW_PU) | - PMURES_BIT(RES4325_AFE_PWRSW_PU) | - PMURES_BIT(RES4325_BBPLL_PWRSW_PU) | - PMURES_BIT(RES4325_HT_AVAIL), RES_DEPEND_REMOVE, - PMURES_BIT(RES4325B0_CBUCK_LPOM) | - PMURES_BIT(RES4325B0_CBUCK_BURST) | - PMURES_BIT(RES4325B0_CBUCK_PWM), si_pmu_res_depfltr_ncb} -}; - -static const pmu_res_updown_t bcm4315a0_res_updown_qt[] = { - { - RES4315_HT_AVAIL, 0x0101}, { - RES4315_XTAL_PU, 0x0100}, { - RES4315_LNLDO1_PU, 0x0100}, { - RES4315_PALDO_PU, 0x0100}, { - RES4315_CLDO_PU, 0x0100}, { - RES4315_CBUCK_PWM, 0x0100}, { - RES4315_CBUCK_BURST, 0x0100}, { - RES4315_CBUCK_LPOM, 0x0100} -}; - -static const pmu_res_updown_t bcm4315a0_res_updown[] = { - { - RES4315_XTAL_PU, 0x2501} -}; - -static const pmu_res_depend_t bcm4315a0_res_depend[] = { - /* Adjust OTP PU resource dependencies - not need PALDO unless write */ - { - PMURES_BIT(RES4315_OTP_PU), - RES_DEPEND_REMOVE, - PMURES_BIT(RES4315_PALDO_PU), si_pmu_res_depfltr_npaldo}, - /* Adjust ALP/HT Avail resource dependencies - bring up PALDO along if it is used. */ - { - PMURES_BIT(RES4315_ALP_AVAIL) | PMURES_BIT(RES4315_HT_AVAIL), - RES_DEPEND_ADD, - PMURES_BIT(RES4315_PALDO_PU), si_pmu_res_depfltr_paldo}, - /* Adjust HT Avail resource dependencies - bring up RF switches along with HT. */ - { - PMURES_BIT(RES4315_HT_AVAIL), - RES_DEPEND_ADD, - PMURES_BIT(RES4315_RX_PWRSW_PU) | - PMURES_BIT(RES4315_TX_PWRSW_PU) | - PMURES_BIT(RES4315_LOGEN_PWRSW_PU) | - PMURES_BIT(RES4315_AFE_PWRSW_PU), NULL}, - /* Adjust ALL resource dependencies - remove CBUCK dependancies if it is not used. */ - { - PMURES_BIT(RES4315_CLDO_PU) | PMURES_BIT(RES4315_ILP_REQUEST) | - PMURES_BIT(RES4315_LNLDO1_PU) | - PMURES_BIT(RES4315_OTP_PU) | - PMURES_BIT(RES4315_LNLDO2_PU) | - PMURES_BIT(RES4315_XTAL_PU) | - PMURES_BIT(RES4315_ALP_AVAIL) | - PMURES_BIT(RES4315_RX_PWRSW_PU) | - PMURES_BIT(RES4315_TX_PWRSW_PU) | - PMURES_BIT(RES4315_RFPLL_PWRSW_PU) | - PMURES_BIT(RES4315_LOGEN_PWRSW_PU) | - PMURES_BIT(RES4315_AFE_PWRSW_PU) | - PMURES_BIT(RES4315_BBPLL_PWRSW_PU) | - PMURES_BIT(RES4315_HT_AVAIL), RES_DEPEND_REMOVE, - PMURES_BIT(RES4315_CBUCK_LPOM) | - PMURES_BIT(RES4315_CBUCK_BURST) | - PMURES_BIT(RES4315_CBUCK_PWM), si_pmu_res_depfltr_ncb} -}; - - /* 4329 specific. needs to come back this issue later */ -static const pmu_res_updown_t bcm4329_res_updown[] = { - { - RES4329_XTAL_PU, 0x1501} -}; - -static const pmu_res_depend_t bcm4329_res_depend[] = { - /* Adjust HT Avail resource dependencies */ - { - PMURES_BIT(RES4329_HT_AVAIL), - RES_DEPEND_ADD, - PMURES_BIT(RES4329_CBUCK_LPOM) | - PMURES_BIT(RES4329_CBUCK_BURST) | - PMURES_BIT(RES4329_CBUCK_PWM) | - PMURES_BIT(RES4329_CLDO_PU) | - PMURES_BIT(RES4329_PALDO_PU) | - PMURES_BIT(RES4329_LNLDO1_PU) | - PMURES_BIT(RES4329_XTAL_PU) | - PMURES_BIT(RES4329_ALP_AVAIL) | - PMURES_BIT(RES4329_RX_PWRSW_PU) | - PMURES_BIT(RES4329_TX_PWRSW_PU) | - PMURES_BIT(RES4329_RFPLL_PWRSW_PU) | - PMURES_BIT(RES4329_LOGEN_PWRSW_PU) | - PMURES_BIT(RES4329_AFE_PWRSW_PU) | - PMURES_BIT(RES4329_BBPLL_PWRSW_PU), NULL} -}; - -static const pmu_res_updown_t bcm4319a0_res_updown_qt[] = { - { - RES4319_HT_AVAIL, 0x0101}, { - RES4319_XTAL_PU, 0x0100}, { - RES4319_LNLDO1_PU, 0x0100}, { - RES4319_PALDO_PU, 0x0100}, { - RES4319_CLDO_PU, 0x0100}, { - RES4319_CBUCK_PWM, 0x0100}, { - RES4319_CBUCK_BURST, 0x0100}, { - RES4319_CBUCK_LPOM, 0x0100} -}; - -static const pmu_res_updown_t bcm4319a0_res_updown[] = { - { - RES4319_XTAL_PU, 0x3f01} -}; - -static const pmu_res_depend_t bcm4319a0_res_depend[] = { - /* Adjust OTP PU resource dependencies - not need PALDO unless write */ - { - PMURES_BIT(RES4319_OTP_PU), - RES_DEPEND_REMOVE, - PMURES_BIT(RES4319_PALDO_PU), si_pmu_res_depfltr_npaldo}, - /* Adjust HT Avail resource dependencies - bring up PALDO along if it is used. */ - { - PMURES_BIT(RES4319_HT_AVAIL), - RES_DEPEND_ADD, - PMURES_BIT(RES4319_PALDO_PU), si_pmu_res_depfltr_paldo}, - /* Adjust HT Avail resource dependencies - bring up RF switches along with HT. */ - { - PMURES_BIT(RES4319_HT_AVAIL), - RES_DEPEND_ADD, - PMURES_BIT(RES4319_RX_PWRSW_PU) | - PMURES_BIT(RES4319_TX_PWRSW_PU) | - PMURES_BIT(RES4319_RFPLL_PWRSW_PU) | - PMURES_BIT(RES4319_LOGEN_PWRSW_PU) | - PMURES_BIT(RES4319_AFE_PWRSW_PU), NULL} -}; - -static const pmu_res_updown_t bcm4336a0_res_updown_qt[] = { - { - RES4336_HT_AVAIL, 0x0101}, { - RES4336_XTAL_PU, 0x0100}, { - RES4336_CLDO_PU, 0x0100}, { - RES4336_CBUCK_PWM, 0x0100}, { - RES4336_CBUCK_BURST, 0x0100}, { - RES4336_CBUCK_LPOM, 0x0100} -}; - -static const pmu_res_updown_t bcm4336a0_res_updown[] = { - { - RES4336_HT_AVAIL, 0x0D01} -}; - -static const pmu_res_depend_t bcm4336a0_res_depend[] = { - /* Just a dummy entry for now */ - { - PMURES_BIT(RES4336_RSVD), RES_DEPEND_ADD, 0, NULL} -}; - -static const pmu_res_updown_t bcm4330a0_res_updown_qt[] = { - { - RES4330_HT_AVAIL, 0x0101}, { - RES4330_XTAL_PU, 0x0100}, { - RES4330_CLDO_PU, 0x0100}, { - RES4330_CBUCK_PWM, 0x0100}, { - RES4330_CBUCK_BURST, 0x0100}, { - RES4330_CBUCK_LPOM, 0x0100} -}; - -static const pmu_res_updown_t bcm4330a0_res_updown[] = { - { - RES4330_HT_AVAIL, 0x0e02} -}; - -static const pmu_res_depend_t bcm4330a0_res_depend[] = { - /* Just a dummy entry for now */ - { - PMURES_BIT(RES4330_HT_AVAIL), RES_DEPEND_ADD, 0, NULL} -}; - -/* true if the power topology uses the buck boost to provide 3.3V to VDDIO_RF and WLAN PA */ -static bool si_pmu_res_depfltr_bb(si_t *sih) -{ - return (sih->boardflags & BFL_BUCKBOOST) != 0; -} - -/* true if the power topology doesn't use the cbuck. Key on chiprev also if the chip is BCM4325. */ -static bool si_pmu_res_depfltr_ncb(si_t *sih) -{ - - return (sih->boardflags & BFL_NOCBUCK) != 0; -} - -/* true if the power topology uses the PALDO */ -static bool si_pmu_res_depfltr_paldo(si_t *sih) -{ - return (sih->boardflags & BFL_PALDO) != 0; -} - -/* true if the power topology doesn't use the PALDO */ -static bool si_pmu_res_depfltr_npaldo(si_t *sih) -{ - return (sih->boardflags & BFL_PALDO) == 0; -} - -#define BCM94325_BBVDDIOSD_BOARDS(sih) (sih->boardtype == BCM94325DEVBU_BOARD || \ - sih->boardtype == BCM94325BGABU_BOARD) - -/* Determine min/max rsrc masks. Value 0 leaves hardware at default. */ -static void si_pmu_res_masks(si_t *sih, u32 * pmin, u32 * pmax) -{ - u32 min_mask = 0, max_mask = 0; - uint rsrcs; - char *val; - - /* # resources */ - rsrcs = (sih->pmucaps & PCAP_RC_MASK) >> PCAP_RC_SHIFT; - - /* determine min/max rsrc masks */ - switch (sih->chip) { - case BCM43224_CHIP_ID: - case BCM43225_CHIP_ID: - case BCM43421_CHIP_ID: - case BCM43235_CHIP_ID: - case BCM43236_CHIP_ID: - case BCM43238_CHIP_ID: - case BCM4331_CHIP_ID: - case BCM6362_CHIP_ID: - /* ??? */ - break; - - case BCM4329_CHIP_ID: - /* 4329 spedific issue. Needs to come back this issue later */ - /* Down to save the power. */ - min_mask = - PMURES_BIT(RES4329_CBUCK_LPOM) | - PMURES_BIT(RES4329_CLDO_PU); - /* Allow (but don't require) PLL to turn on */ - max_mask = 0x3ff63e; - break; - case BCM4319_CHIP_ID: - /* We only need a few resources to be kept on all the time */ - min_mask = PMURES_BIT(RES4319_CBUCK_LPOM) | - PMURES_BIT(RES4319_CLDO_PU); - - /* Allow everything else to be turned on upon requests */ - max_mask = ~(~0 << rsrcs); - break; - case BCM4336_CHIP_ID: - /* Down to save the power. */ - min_mask = - PMURES_BIT(RES4336_CBUCK_LPOM) | PMURES_BIT(RES4336_CLDO_PU) - | PMURES_BIT(RES4336_LDO3P3_PU) | PMURES_BIT(RES4336_OTP_PU) - | PMURES_BIT(RES4336_DIS_INT_RESET_PD); - /* Allow (but don't require) PLL to turn on */ - max_mask = 0x1ffffff; - break; - - case BCM4330_CHIP_ID: - /* Down to save the power. */ - min_mask = - PMURES_BIT(RES4330_CBUCK_LPOM) | PMURES_BIT(RES4330_CLDO_PU) - | PMURES_BIT(RES4330_DIS_INT_RESET_PD) | - PMURES_BIT(RES4330_LDO3P3_PU) | PMURES_BIT(RES4330_OTP_PU); - /* Allow (but don't require) PLL to turn on */ - max_mask = 0xfffffff; - break; - - case BCM4313_CHIP_ID: - min_mask = PMURES_BIT(RES4313_BB_PU_RSRC) | - PMURES_BIT(RES4313_XTAL_PU_RSRC) | - PMURES_BIT(RES4313_ALP_AVAIL_RSRC) | - PMURES_BIT(RES4313_BB_PLL_PWRSW_RSRC); - max_mask = 0xffff; - break; - default: - break; - } - - /* Apply nvram override to min mask */ - val = getvar(NULL, "rmin"); - if (val != NULL) { - PMU_MSG(("Applying rmin=%s to min_mask\n", val)); - min_mask = (u32) simple_strtoul(val, NULL, 0); - } - /* Apply nvram override to max mask */ - val = getvar(NULL, "rmax"); - if (val != NULL) { - PMU_MSG(("Applying rmax=%s to max_mask\n", val)); - max_mask = (u32) simple_strtoul(val, NULL, 0); - } - - *pmin = min_mask; - *pmax = max_mask; -} - -/* initialize PMU resources */ -void si_pmu_res_init(si_t *sih) -{ - chipcregs_t *cc; - uint origidx; - const pmu_res_updown_t *pmu_res_updown_table = NULL; - uint pmu_res_updown_table_sz = 0; - const pmu_res_depend_t *pmu_res_depend_table = NULL; - uint pmu_res_depend_table_sz = 0; - u32 min_mask = 0, max_mask = 0; - char name[8], *val; - uint i, rsrcs; - - ASSERT(sih->cccaps & CC_CAP_PMU); - - /* Remember original core before switch to chipc */ - origidx = si_coreidx(sih); - cc = si_setcoreidx(sih, SI_CC_IDX); - ASSERT(cc != NULL); - - switch (sih->chip) { - case BCM4329_CHIP_ID: - /* Optimize resources up/down timers */ - if (ISSIM_ENAB(sih)) { - pmu_res_updown_table = NULL; - pmu_res_updown_table_sz = 0; - } else { - pmu_res_updown_table = bcm4329_res_updown; - pmu_res_updown_table_sz = ARRAY_SIZE(bcm4329_res_updown); - } - /* Optimize resources dependencies */ - pmu_res_depend_table = bcm4329_res_depend; - pmu_res_depend_table_sz = ARRAY_SIZE(bcm4329_res_depend); - break; - - case BCM4319_CHIP_ID: - /* Optimize resources up/down timers */ - if (ISSIM_ENAB(sih)) { - pmu_res_updown_table = bcm4319a0_res_updown_qt; - pmu_res_updown_table_sz = - ARRAY_SIZE(bcm4319a0_res_updown_qt); - } else { - pmu_res_updown_table = bcm4319a0_res_updown; - pmu_res_updown_table_sz = - ARRAY_SIZE(bcm4319a0_res_updown); - } - /* Optimize resources dependancies masks */ - pmu_res_depend_table = bcm4319a0_res_depend; - pmu_res_depend_table_sz = ARRAY_SIZE(bcm4319a0_res_depend); - break; - - case BCM4336_CHIP_ID: - /* Optimize resources up/down timers */ - if (ISSIM_ENAB(sih)) { - pmu_res_updown_table = bcm4336a0_res_updown_qt; - pmu_res_updown_table_sz = - ARRAY_SIZE(bcm4336a0_res_updown_qt); - } else { - pmu_res_updown_table = bcm4336a0_res_updown; - pmu_res_updown_table_sz = - ARRAY_SIZE(bcm4336a0_res_updown); - } - /* Optimize resources dependancies masks */ - pmu_res_depend_table = bcm4336a0_res_depend; - pmu_res_depend_table_sz = ARRAY_SIZE(bcm4336a0_res_depend); - break; - - case BCM4330_CHIP_ID: - /* Optimize resources up/down timers */ - if (ISSIM_ENAB(sih)) { - pmu_res_updown_table = bcm4330a0_res_updown_qt; - pmu_res_updown_table_sz = - ARRAY_SIZE(bcm4330a0_res_updown_qt); - } else { - pmu_res_updown_table = bcm4330a0_res_updown; - pmu_res_updown_table_sz = - ARRAY_SIZE(bcm4330a0_res_updown); - } - /* Optimize resources dependancies masks */ - pmu_res_depend_table = bcm4330a0_res_depend; - pmu_res_depend_table_sz = ARRAY_SIZE(bcm4330a0_res_depend); - break; - - default: - break; - } - - /* # resources */ - rsrcs = (sih->pmucaps & PCAP_RC_MASK) >> PCAP_RC_SHIFT; - - /* Program up/down timers */ - while (pmu_res_updown_table_sz--) { - ASSERT(pmu_res_updown_table != NULL); - PMU_MSG(("Changing rsrc %d res_updn_timer to 0x%x\n", - pmu_res_updown_table[pmu_res_updown_table_sz].resnum, - pmu_res_updown_table[pmu_res_updown_table_sz].updown)); - W_REG(&cc->res_table_sel, - pmu_res_updown_table[pmu_res_updown_table_sz].resnum); - W_REG(&cc->res_updn_timer, - pmu_res_updown_table[pmu_res_updown_table_sz].updown); - } - /* Apply nvram overrides to up/down timers */ - for (i = 0; i < rsrcs; i++) { - snprintf(name, sizeof(name), "r%dt", i); - val = getvar(NULL, name); - if (val == NULL) - continue; - PMU_MSG(("Applying %s=%s to rsrc %d res_updn_timer\n", name, - val, i)); - W_REG(&cc->res_table_sel, (u32) i); - W_REG(&cc->res_updn_timer, - (u32) simple_strtoul(val, NULL, 0)); - } - - /* Program resource dependencies table */ - while (pmu_res_depend_table_sz--) { - ASSERT(pmu_res_depend_table != NULL); - if (pmu_res_depend_table[pmu_res_depend_table_sz].filter != NULL - && !(pmu_res_depend_table[pmu_res_depend_table_sz]. - filter) (sih)) - continue; - for (i = 0; i < rsrcs; i++) { - if ((pmu_res_depend_table[pmu_res_depend_table_sz]. - res_mask & PMURES_BIT(i)) == 0) - continue; - W_REG(&cc->res_table_sel, i); - switch (pmu_res_depend_table[pmu_res_depend_table_sz]. - action) { - case RES_DEPEND_SET: - PMU_MSG(("Changing rsrc %d res_dep_mask to 0x%x\n", i, pmu_res_depend_table[pmu_res_depend_table_sz].depend_mask)); - W_REG(&cc->res_dep_mask, - pmu_res_depend_table - [pmu_res_depend_table_sz].depend_mask); - break; - case RES_DEPEND_ADD: - PMU_MSG(("Adding 0x%x to rsrc %d res_dep_mask\n", pmu_res_depend_table[pmu_res_depend_table_sz].depend_mask, i)); - OR_REG(&cc->res_dep_mask, - pmu_res_depend_table - [pmu_res_depend_table_sz].depend_mask); - break; - case RES_DEPEND_REMOVE: - PMU_MSG(("Removing 0x%x from rsrc %d res_dep_mask\n", pmu_res_depend_table[pmu_res_depend_table_sz].depend_mask, i)); - AND_REG(&cc->res_dep_mask, - ~pmu_res_depend_table - [pmu_res_depend_table_sz].depend_mask); - break; - default: - ASSERT(0); - break; - } - } - } - /* Apply nvram overrides to dependancies masks */ - for (i = 0; i < rsrcs; i++) { - snprintf(name, sizeof(name), "r%dd", i); - val = getvar(NULL, name); - if (val == NULL) - continue; - PMU_MSG(("Applying %s=%s to rsrc %d res_dep_mask\n", name, val, - i)); - W_REG(&cc->res_table_sel, (u32) i); - W_REG(&cc->res_dep_mask, - (u32) simple_strtoul(val, NULL, 0)); - } - - /* Determine min/max rsrc masks */ - si_pmu_res_masks(sih, &min_mask, &max_mask); - - /* It is required to program max_mask first and then min_mask */ - - /* Program max resource mask */ - - if (max_mask) { - PMU_MSG(("Changing max_res_mask to 0x%x\n", max_mask)); - W_REG(&cc->max_res_mask, max_mask); - } - - /* Program min resource mask */ - - if (min_mask) { - PMU_MSG(("Changing min_res_mask to 0x%x\n", min_mask)); - W_REG(&cc->min_res_mask, min_mask); - } - - /* Add some delay; allow resources to come up and settle. */ - mdelay(2); - - /* Return to original core */ - si_setcoreidx(sih, origidx); -} - /* setup pll and query clock speed */ typedef struct { u16 freq; @@ -1098,34 +413,6 @@ static const pmu1_xtaltab0_t *si_pmu1_xtaldef0(si_t *sih) return NULL; } -/* select default pll fvco for each chip */ -static u32 si_pmu1_pllfvco0(si_t *sih) -{ -#ifdef BCMDBG - char chn[8]; -#endif - - switch (sih->chip) { - case BCM4329_CHIP_ID: - return FVCO_880; - case BCM4319_CHIP_ID: - return FVCO_1440; - case BCM4336_CHIP_ID: - return FVCO_960; - case BCM4330_CHIP_ID: - if (CST4330_CHIPMODE_SDIOD(sih->chipst)) - return FVCO_960; - else - return FVCO_1440; - default: - PMU_MSG(("si_pmu1_pllfvco0: Unknown chipid %s\n", - bcm_chipname(sih->chip, chn, 8))); - break; - } - ASSERT(0); - return 0; -} - /* query alp/xtal clock frequency */ static u32 si_pmu1_alpclk0(si_t *sih, chipcregs_t *cc) @@ -1147,301 +434,6 @@ si_pmu1_alpclk0(si_t *sih, chipcregs_t *cc) return xt->fref * 1000; } -/* Set up PLL registers in the PMU as per the crystal speed. - * XtalFreq field in pmucontrol register being 0 indicates the PLL - * is not programmed and the h/w default is assumed to work, in which - * case the xtal frequency is unknown to the s/w so we need to call - * si_pmu1_xtaldef0() wherever it is needed to return a default value. - */ -static void si_pmu1_pllinit0(si_t *sih, chipcregs_t *cc, u32 xtal) -{ - const pmu1_xtaltab0_t *xt; - u32 tmp; - u32 buf_strength = 0; - u8 ndiv_mode = 1; - - /* Use h/w default PLL config */ - if (xtal == 0) { - PMU_MSG(("Unspecified xtal frequency, skip PLL configuration\n")); - return; - } - - /* Find the frequency in the table */ - for (xt = si_pmu1_xtaltab0(sih); xt != NULL && xt->fref != 0; xt++) - if (xt->fref == xtal) - break; - - /* Check current PLL state, bail out if it has been programmed or - * we don't know how to program it. - */ - if (xt == NULL || xt->fref == 0) { - PMU_MSG(("Unsupported xtal frequency %d.%d MHz, skip PLL configuration\n", xtal / 1000, xtal % 1000)); - return; - } - /* for 4319 bootloader already programs the PLL but bootloader does not program the - PLL4 and PLL5. So Skip this check for 4319 - */ - if ((((R_REG(&cc->pmucontrol) & PCTL_XTALFREQ_MASK) >> - PCTL_XTALFREQ_SHIFT) == xt->xf) && - !((sih->chip == BCM4319_CHIP_ID) - || (sih->chip == BCM4330_CHIP_ID))) { - PMU_MSG(("PLL already programmed for %d.%d MHz\n", - xt->fref / 1000, xt->fref % 1000)); - return; - } - - PMU_MSG(("XTAL %d.%d MHz (%d)\n", xtal / 1000, xtal % 1000, xt->xf)); - PMU_MSG(("Programming PLL for %d.%d MHz\n", xt->fref / 1000, - xt->fref % 1000)); - - switch (sih->chip) { - case BCM4329_CHIP_ID: - /* Change the BBPLL drive strength to 8 for all channels */ - buf_strength = 0x888888; - AND_REG(&cc->min_res_mask, - ~(PMURES_BIT(RES4329_BBPLL_PWRSW_PU) | - PMURES_BIT(RES4329_HT_AVAIL))); - AND_REG(&cc->max_res_mask, - ~(PMURES_BIT(RES4329_BBPLL_PWRSW_PU) | - PMURES_BIT(RES4329_HT_AVAIL))); - SPINWAIT(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL, - PMU_MAX_TRANSITION_DLY); - ASSERT(!(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL)); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - if (xt->fref == 38400) - tmp = 0x200024C0; - else if (xt->fref == 37400) - tmp = 0x20004500; - else if (xt->fref == 26000) - tmp = 0x200024C0; - else - tmp = 0x200005C0; /* Chip Dflt Settings */ - W_REG(&cc->pllcontrol_data, tmp); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - tmp = - R_REG(&cc->pllcontrol_data) & PMU1_PLL0_PC5_CLK_DRV_MASK; - if ((xt->fref == 38400) || (xt->fref == 37400) - || (xt->fref == 26000)) - tmp |= 0x15; - else - tmp |= 0x25; /* Chip Dflt Settings */ - W_REG(&cc->pllcontrol_data, tmp); - break; - - case BCM4319_CHIP_ID: - /* Change the BBPLL drive strength to 2 for all channels */ - buf_strength = 0x222222; - - /* Make sure the PLL is off */ - /* WAR65104: Disable the HT_AVAIL resource first and then - * after a delay (more than downtime for HT_AVAIL) remove the - * BBPLL resource; backplane clock moves to ALP from HT. - */ - AND_REG(&cc->min_res_mask, - ~(PMURES_BIT(RES4319_HT_AVAIL))); - AND_REG(&cc->max_res_mask, - ~(PMURES_BIT(RES4319_HT_AVAIL))); - - udelay(100); - AND_REG(&cc->min_res_mask, - ~(PMURES_BIT(RES4319_BBPLL_PWRSW_PU))); - AND_REG(&cc->max_res_mask, - ~(PMURES_BIT(RES4319_BBPLL_PWRSW_PU))); - - udelay(100); - SPINWAIT(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL, - PMU_MAX_TRANSITION_DLY); - ASSERT(!(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL)); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - tmp = 0x200005c0; - W_REG(&cc->pllcontrol_data, tmp); - break; - - case BCM4336_CHIP_ID: - AND_REG(&cc->min_res_mask, - ~(PMURES_BIT(RES4336_HT_AVAIL) | - PMURES_BIT(RES4336_MACPHY_CLKAVAIL))); - AND_REG(&cc->max_res_mask, - ~(PMURES_BIT(RES4336_HT_AVAIL) | - PMURES_BIT(RES4336_MACPHY_CLKAVAIL))); - udelay(100); - SPINWAIT(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL, - PMU_MAX_TRANSITION_DLY); - ASSERT(!(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL)); - break; - - case BCM4330_CHIP_ID: - AND_REG(&cc->min_res_mask, - ~(PMURES_BIT(RES4330_HT_AVAIL) | - PMURES_BIT(RES4330_MACPHY_CLKAVAIL))); - AND_REG(&cc->max_res_mask, - ~(PMURES_BIT(RES4330_HT_AVAIL) | - PMURES_BIT(RES4330_MACPHY_CLKAVAIL))); - udelay(100); - SPINWAIT(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL, - PMU_MAX_TRANSITION_DLY); - ASSERT(!(R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL)); - break; - - default: - ASSERT(0); - } - - PMU_MSG(("Done masking\n")); - - /* Write p1div and p2div to pllcontrol[0] */ - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - tmp = R_REG(&cc->pllcontrol_data) & - ~(PMU1_PLL0_PC0_P1DIV_MASK | PMU1_PLL0_PC0_P2DIV_MASK); - tmp |= - ((xt-> - p1div << PMU1_PLL0_PC0_P1DIV_SHIFT) & PMU1_PLL0_PC0_P1DIV_MASK) | - ((xt-> - p2div << PMU1_PLL0_PC0_P2DIV_SHIFT) & PMU1_PLL0_PC0_P2DIV_MASK); - W_REG(&cc->pllcontrol_data, tmp); - - if ((sih->chip == BCM4330_CHIP_ID)) - si_pmu_set_4330_plldivs(sih); - - if ((sih->chip == BCM4329_CHIP_ID) - && (sih->chiprev == 0)) { - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - tmp = R_REG(&cc->pllcontrol_data); - tmp = tmp & (~DOT11MAC_880MHZ_CLK_DIVISOR_MASK); - tmp = tmp | DOT11MAC_880MHZ_CLK_DIVISOR_VAL; - W_REG(&cc->pllcontrol_data, tmp); - } - if ((sih->chip == BCM4319_CHIP_ID) || - (sih->chip == BCM4336_CHIP_ID) || - (sih->chip == BCM4330_CHIP_ID)) - ndiv_mode = PMU1_PLL0_PC2_NDIV_MODE_MFB; - else - ndiv_mode = PMU1_PLL0_PC2_NDIV_MODE_MASH; - - /* Write ndiv_int and ndiv_mode to pllcontrol[2] */ - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - tmp = R_REG(&cc->pllcontrol_data) & - ~(PMU1_PLL0_PC2_NDIV_INT_MASK | PMU1_PLL0_PC2_NDIV_MODE_MASK); - tmp |= - ((xt-> - ndiv_int << PMU1_PLL0_PC2_NDIV_INT_SHIFT) & - PMU1_PLL0_PC2_NDIV_INT_MASK) | ((ndiv_mode << - PMU1_PLL0_PC2_NDIV_MODE_SHIFT) & - PMU1_PLL0_PC2_NDIV_MODE_MASK); - W_REG(&cc->pllcontrol_data, tmp); - - /* Write ndiv_frac to pllcontrol[3] */ - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL3); - tmp = R_REG(&cc->pllcontrol_data) & ~PMU1_PLL0_PC3_NDIV_FRAC_MASK; - tmp |= ((xt->ndiv_frac << PMU1_PLL0_PC3_NDIV_FRAC_SHIFT) & - PMU1_PLL0_PC3_NDIV_FRAC_MASK); - W_REG(&cc->pllcontrol_data, tmp); - - /* Write clock driving strength to pllcontrol[5] */ - if (buf_strength) { - PMU_MSG(("Adjusting PLL buffer drive strength: %x\n", - buf_strength)); - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - tmp = - R_REG(&cc->pllcontrol_data) & ~PMU1_PLL0_PC5_CLK_DRV_MASK; - tmp |= (buf_strength << PMU1_PLL0_PC5_CLK_DRV_SHIFT); - W_REG(&cc->pllcontrol_data, tmp); - } - - PMU_MSG(("Done pll\n")); - - /* to operate the 4319 usb in 24MHz/48MHz; chipcontrol[2][84:83] needs - * to be updated. - */ - if ((sih->chip == BCM4319_CHIP_ID) - && (xt->fref != XTAL_FREQ_30000MHZ)) { - W_REG(&cc->chipcontrol_addr, PMU1_PLL0_CHIPCTL2); - tmp = - R_REG(&cc->chipcontrol_data) & ~CCTL_4319USB_XTAL_SEL_MASK; - if (xt->fref == XTAL_FREQ_24000MHZ) { - tmp |= - (CCTL_4319USB_24MHZ_PLL_SEL << - CCTL_4319USB_XTAL_SEL_SHIFT); - } else if (xt->fref == XTAL_FREQ_48000MHZ) { - tmp |= - (CCTL_4319USB_48MHZ_PLL_SEL << - CCTL_4319USB_XTAL_SEL_SHIFT); - } - W_REG(&cc->chipcontrol_data, tmp); - } - - /* Flush deferred pll control registers writes */ - if (sih->pmurev >= 2) - OR_REG(&cc->pmucontrol, PCTL_PLL_PLLCTL_UPD); - - /* Write XtalFreq. Set the divisor also. */ - tmp = R_REG(&cc->pmucontrol) & - ~(PCTL_ILP_DIV_MASK | PCTL_XTALFREQ_MASK); - tmp |= (((((xt->fref + 127) / 128) - 1) << PCTL_ILP_DIV_SHIFT) & - PCTL_ILP_DIV_MASK) | - ((xt->xf << PCTL_XTALFREQ_SHIFT) & PCTL_XTALFREQ_MASK); - - if ((sih->chip == BCM4329_CHIP_ID) - && sih->chiprev == 0) { - /* clear the htstretch before clearing HTReqEn */ - AND_REG(&cc->clkstretch, ~CSTRETCH_HT); - tmp &= ~PCTL_HT_REQ_EN; - } - - W_REG(&cc->pmucontrol, tmp); -} - -/* initialize PLL */ -void si_pmu_pll_init(si_t *sih, uint xtalfreq) -{ - chipcregs_t *cc; - uint origidx; -#ifdef BCMDBG - char chn[8]; -#endif - - ASSERT(sih->cccaps & CC_CAP_PMU); - - /* Remember original core before switch to chipc */ - origidx = si_coreidx(sih); - cc = si_setcoreidx(sih, SI_CC_IDX); - ASSERT(cc != NULL); - - switch (sih->chip) { - case BCM4329_CHIP_ID: - if (xtalfreq == 0) - xtalfreq = 38400; - si_pmu1_pllinit0(sih, cc, xtalfreq); - break; - case BCM4313_CHIP_ID: - case BCM43224_CHIP_ID: - case BCM43225_CHIP_ID: - case BCM43421_CHIP_ID: - case BCM43235_CHIP_ID: - case BCM43236_CHIP_ID: - case BCM43238_CHIP_ID: - case BCM4331_CHIP_ID: - case BCM6362_CHIP_ID: - /* ??? */ - break; - case BCM4319_CHIP_ID: - case BCM4336_CHIP_ID: - case BCM4330_CHIP_ID: - si_pmu1_pllinit0(sih, cc, xtalfreq); - break; - default: - PMU_MSG(("No PLL init done for chip %s rev %d pmurev %d\n", - bcm_chipname(sih->chip, chn, 8), sih->chiprev, - sih->pmurev)); - break; - } - - /* Return to original core */ - si_setcoreidx(sih, origidx); -} - /* query alp/xtal clock frequency */ u32 si_pmu_alp_clock(si_t *sih) { @@ -1641,37 +633,6 @@ si_sdiod_drive_strength_init(si_t *sih, u32 drivestrength) { si_restore_core(sih, origidx, intr_val); } -/* initialize PMU */ -void si_pmu_init(si_t *sih) -{ - chipcregs_t *cc; - uint origidx; - - ASSERT(sih->cccaps & CC_CAP_PMU); - - /* Remember original core before switch to chipc */ - origidx = si_coreidx(sih); - cc = si_setcoreidx(sih, SI_CC_IDX); - ASSERT(cc != NULL); - - if (sih->pmurev == 1) - AND_REG(&cc->pmucontrol, ~PCTL_NOILP_ON_WAIT); - else if (sih->pmurev >= 2) - OR_REG(&cc->pmucontrol, PCTL_NOILP_ON_WAIT); - - if ((sih->chip == BCM4329_CHIP_ID) && (sih->chiprev == 2)) { - /* Fix for 4329b0 bad LPOM state. */ - W_REG(&cc->regcontrol_addr, 2); - OR_REG(&cc->regcontrol_data, 0x100); - - W_REG(&cc->regcontrol_addr, 3); - OR_REG(&cc->regcontrol_data, 0x4); - } - - /* Return to original core */ - si_setcoreidx(sih, origidx); -} - /* Return up time in ILP cycles for the given resource. */ static uint si_pmu_res_uptime(si_t *sih, chipcregs_t *cc, u8 rsrc) { @@ -1729,495 +690,90 @@ si_pmu_res_deps(si_t *sih, chipcregs_t *cc, u32 rsrcs, true)) : 0); } -/* power up/down OTP through PMU resources */ -void si_pmu_otp_power(si_t *sih, bool on) -{ - chipcregs_t *cc; - uint origidx; - u32 rsrcs = 0; /* rsrcs to turn on/off OTP power */ - - ASSERT(sih->cccaps & CC_CAP_PMU); - - /* Don't do anything if OTP is disabled */ - if (si_is_otp_disabled(sih)) { - PMU_MSG(("si_pmu_otp_power: OTP is disabled\n")); - return; - } - - /* Remember original core before switch to chipc */ - origidx = si_coreidx(sih); - cc = si_setcoreidx(sih, SI_CC_IDX); - ASSERT(cc != NULL); - - switch (sih->chip) { - case BCM4329_CHIP_ID: - rsrcs = PMURES_BIT(RES4329_OTP_PU); - break; - case BCM4319_CHIP_ID: - rsrcs = PMURES_BIT(RES4319_OTP_PU); - break; - case BCM4336_CHIP_ID: - rsrcs = PMURES_BIT(RES4336_OTP_PU); - break; - case BCM4330_CHIP_ID: - rsrcs = PMURES_BIT(RES4330_OTP_PU); - break; - default: - break; - } - - if (rsrcs != 0) { - u32 otps; - - /* Figure out the dependancies (exclude min_res_mask) */ - u32 deps = si_pmu_res_deps(sih, cc, rsrcs, true); - u32 min_mask = 0, max_mask = 0; - si_pmu_res_masks(sih, &min_mask, &max_mask); - deps &= ~min_mask; - /* Turn on/off the power */ - if (on) { - PMU_MSG(("Adding rsrc 0x%x to min_res_mask\n", - rsrcs | deps)); - OR_REG(&cc->min_res_mask, (rsrcs | deps)); - SPINWAIT(!(R_REG(&cc->res_state) & rsrcs), - PMU_MAX_TRANSITION_DLY); - ASSERT(R_REG(&cc->res_state) & rsrcs); - } else { - PMU_MSG(("Removing rsrc 0x%x from min_res_mask\n", - rsrcs | deps)); - AND_REG(&cc->min_res_mask, ~(rsrcs | deps)); - } - - SPINWAIT((((otps = R_REG(&cc->otpstatus)) & OTPS_READY) != - (on ? OTPS_READY : 0)), 100); - ASSERT((otps & OTPS_READY) == (on ? OTPS_READY : 0)); - if ((otps & OTPS_READY) != (on ? OTPS_READY : 0)) - PMU_MSG(("OTP ready bit not %s after wait\n", - (on ? "ON" : "OFF"))); - } - - /* Return to original core */ - si_setcoreidx(sih, origidx); -} - -void si_pmu_spuravoid(si_t *sih, u8 spuravoid) +/* Determine min/max rsrc masks. Value 0 leaves hardware at default. */ +static void si_pmu_res_masks(si_t *sih, u32 * pmin, u32 * pmax) { - chipcregs_t *cc; - uint origidx, intr_val; - u32 tmp = 0; - - /* Remember original core before switch to chipc */ - cc = (chipcregs_t *) si_switch_core(sih, CC_CORE_ID, &origidx, - &intr_val); - ASSERT(cc != NULL); - - /* force the HT off */ - if (sih->chip == BCM4336_CHIP_ID) { - tmp = R_REG(&cc->max_res_mask); - tmp &= ~RES4336_HT_AVAIL; - W_REG(&cc->max_res_mask, tmp); - /* wait for the ht to really go away */ - SPINWAIT(((R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL) == 0), - 10000); - ASSERT((R_REG(&cc->clk_ctl_st) & CCS_HTAVAIL) == 0); - } - - /* update the pll changes */ - si_pmu_spuravoid_pllupdate(sih, cc, spuravoid); - - /* enable HT back on */ - if (sih->chip == BCM4336_CHIP_ID) { - tmp = R_REG(&cc->max_res_mask); - tmp |= RES4336_HT_AVAIL; - W_REG(&cc->max_res_mask, tmp); - } - - /* Return to original core */ - si_restore_core(sih, origidx, intr_val); -} + u32 min_mask = 0, max_mask = 0; + uint rsrcs; + char *val; -static void -si_pmu_spuravoid_pllupdate(si_t *sih, chipcregs_t *cc, u8 spuravoid) -{ - u32 tmp = 0; - u8 phypll_offset = 0; - u8 bcm5357_bcm43236_p1div[] = { 0x1, 0x5, 0x5 }; - u8 bcm5357_bcm43236_ndiv[] = { 0x30, 0xf6, 0xfc }; + /* # resources */ + rsrcs = (sih->pmucaps & PCAP_RC_MASK) >> PCAP_RC_SHIFT; + /* determine min/max rsrc masks */ switch (sih->chip) { - case BCM5357_CHIP_ID: + case BCM43224_CHIP_ID: + case BCM43225_CHIP_ID: + case BCM43421_CHIP_ID: case BCM43235_CHIP_ID: case BCM43236_CHIP_ID: case BCM43238_CHIP_ID: - - /* BCM5357 needs to touch PLL1_PLLCTL[02], so offset PLL0_PLLCTL[02] by 6 */ - phypll_offset = (sih->chip == BCM5357_CHIP_ID) ? 6 : 0; - - /* RMW only the P1 divider */ - W_REG(&cc->pllcontrol_addr, - PMU1_PLL0_PLLCTL0 + phypll_offset); - tmp = R_REG(&cc->pllcontrol_data); - tmp &= (~(PMU1_PLL0_PC0_P1DIV_MASK)); - tmp |= - (bcm5357_bcm43236_p1div[spuravoid] << - PMU1_PLL0_PC0_P1DIV_SHIFT); - W_REG(&cc->pllcontrol_data, tmp); - - /* RMW only the int feedback divider */ - W_REG(&cc->pllcontrol_addr, - PMU1_PLL0_PLLCTL2 + phypll_offset); - tmp = R_REG(&cc->pllcontrol_data); - tmp &= ~(PMU1_PLL0_PC2_NDIV_INT_MASK); - tmp |= - (bcm5357_bcm43236_ndiv[spuravoid]) << - PMU1_PLL0_PC2_NDIV_INT_SHIFT; - W_REG(&cc->pllcontrol_data, tmp); - - tmp = 1 << 10; - break; - case BCM4331_CHIP_ID: - if (spuravoid == 2) { - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11500014); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x0FC00a08); - } else if (spuravoid == 1) { - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11500014); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x0F600a08); - } else { - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11100014); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x03000a08); - } - tmp = 1 << 10; - break; - - case BCM43224_CHIP_ID: - case BCM43225_CHIP_ID: - case BCM43421_CHIP_ID: case BCM6362_CHIP_ID: - if (spuravoid == 1) { - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11500010); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - W_REG(&cc->pllcontrol_data, 0x000C0C06); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x0F600a08); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL3); - W_REG(&cc->pllcontrol_data, 0x00000000); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - W_REG(&cc->pllcontrol_data, 0x2001E920); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - W_REG(&cc->pllcontrol_data, 0x88888815); - } else { - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11100010); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - W_REG(&cc->pllcontrol_data, 0x000c0c06); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x03000a08); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL3); - W_REG(&cc->pllcontrol_data, 0x00000000); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - W_REG(&cc->pllcontrol_data, 0x200005c0); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - W_REG(&cc->pllcontrol_data, 0x88888815); - } - tmp = 1 << 10; - break; - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11100008); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - W_REG(&cc->pllcontrol_data, 0x0c000c06); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x03000a08); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL3); - W_REG(&cc->pllcontrol_data, 0x00000000); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - W_REG(&cc->pllcontrol_data, 0x200005c0); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - W_REG(&cc->pllcontrol_data, 0x88888855); - - tmp = 1 << 10; - break; - - case BCM4716_CHIP_ID: - case BCM4748_CHIP_ID: - case BCM47162_CHIP_ID: - if (spuravoid == 1) { - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11500060); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - W_REG(&cc->pllcontrol_data, 0x080C0C06); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x0F600000); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL3); - W_REG(&cc->pllcontrol_data, 0x00000000); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - W_REG(&cc->pllcontrol_data, 0x2001E924); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - W_REG(&cc->pllcontrol_data, 0x88888815); - } else { - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11100060); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - W_REG(&cc->pllcontrol_data, 0x080c0c06); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x03000000); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL3); - W_REG(&cc->pllcontrol_data, 0x00000000); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - W_REG(&cc->pllcontrol_data, 0x200005c0); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - W_REG(&cc->pllcontrol_data, 0x88888815); - } - - tmp = 3 << 9; - break; - - case BCM4319_CHIP_ID: - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x11100070); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - W_REG(&cc->pllcontrol_data, 0x1014140a); - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - W_REG(&cc->pllcontrol_data, 0x88888854); - - if (spuravoid == 1) { /* spur_avoid ON, enable 41/82/164Mhz clock mode */ - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x05201828); - } else { /* enable 40/80/160Mhz clock mode */ - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x05001828); - } - break; - case BCM4336_CHIP_ID: - /* Looks like these are only for default xtal freq 26MHz */ - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL0); - W_REG(&cc->pllcontrol_data, 0x02100020); - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL1); - W_REG(&cc->pllcontrol_data, 0x0C0C0C0C); - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL2); - W_REG(&cc->pllcontrol_data, 0x01240C0C); - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL4); - W_REG(&cc->pllcontrol_data, 0x202C2820); - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL5); - W_REG(&cc->pllcontrol_data, 0x88888825); - - W_REG(&cc->pllcontrol_addr, PMU1_PLL0_PLLCTL3); - if (spuravoid == 1) { - W_REG(&cc->pllcontrol_data, 0x00EC4EC4); - } else { - W_REG(&cc->pllcontrol_data, 0x00762762); - } - - tmp = PCTL_PLL_PLLCTL_UPD; - break; - - default: - PMU_ERROR(("%s: unknown spuravoidance settings for chip %s, not changing PLL\n", __func__, bcm_chipname(sih->chip, chn, 8))); + /* ??? */ break; - } - - tmp |= R_REG(&cc->pmucontrol); - W_REG(&cc->pmucontrol, tmp); -} - -bool si_pmu_is_otp_powered(si_t *sih) -{ - uint idx; - chipcregs_t *cc; - bool st; - /* Remember original core before switch to chipc */ - idx = si_coreidx(sih); - cc = si_setcoreidx(sih, SI_CC_IDX); - ASSERT(cc != NULL); - - switch (sih->chip) { case BCM4329_CHIP_ID: - st = (R_REG(&cc->res_state) & PMURES_BIT(RES4329_OTP_PU)) - != 0; + /* 4329 spedific issue. Needs to come back this issue later */ + /* Down to save the power. */ + min_mask = + PMURES_BIT(RES4329_CBUCK_LPOM) | + PMURES_BIT(RES4329_CLDO_PU); + /* Allow (but don't require) PLL to turn on */ + max_mask = 0x3ff63e; break; case BCM4319_CHIP_ID: - st = (R_REG(&cc->res_state) & PMURES_BIT(RES4319_OTP_PU)) - != 0; + /* We only need a few resources to be kept on all the time */ + min_mask = PMURES_BIT(RES4319_CBUCK_LPOM) | + PMURES_BIT(RES4319_CLDO_PU); + + /* Allow everything else to be turned on upon requests */ + max_mask = ~(~0 << rsrcs); break; case BCM4336_CHIP_ID: - st = (R_REG(&cc->res_state) & PMURES_BIT(RES4336_OTP_PU)) - != 0; + /* Down to save the power. */ + min_mask = + PMURES_BIT(RES4336_CBUCK_LPOM) | PMURES_BIT(RES4336_CLDO_PU) + | PMURES_BIT(RES4336_LDO3P3_PU) | PMURES_BIT(RES4336_OTP_PU) + | PMURES_BIT(RES4336_DIS_INT_RESET_PD); + /* Allow (but don't require) PLL to turn on */ + max_mask = 0x1ffffff; break; + case BCM4330_CHIP_ID: - st = (R_REG(&cc->res_state) & PMURES_BIT(RES4330_OTP_PU)) - != 0; + /* Down to save the power. */ + min_mask = + PMURES_BIT(RES4330_CBUCK_LPOM) | PMURES_BIT(RES4330_CLDO_PU) + | PMURES_BIT(RES4330_DIS_INT_RESET_PD) | + PMURES_BIT(RES4330_LDO3P3_PU) | PMURES_BIT(RES4330_OTP_PU); + /* Allow (but don't require) PLL to turn on */ + max_mask = 0xfffffff; break; - /* These chip doesn't use PMU bit to power up/down OTP. OTP always on. - * Use OTP_INIT command to reset/refresh state. - */ - case BCM43224_CHIP_ID: - case BCM43225_CHIP_ID: - case BCM43421_CHIP_ID: - case BCM43236_CHIP_ID: - case BCM43235_CHIP_ID: - case BCM43238_CHIP_ID: - st = true; + case BCM4313_CHIP_ID: + min_mask = PMURES_BIT(RES4313_BB_PU_RSRC) | + PMURES_BIT(RES4313_XTAL_PU_RSRC) | + PMURES_BIT(RES4313_ALP_AVAIL_RSRC) | + PMURES_BIT(RES4313_BB_PLL_PWRSW_RSRC); + max_mask = 0xffff; break; default: - st = true; break; } - /* Return to original core */ - si_setcoreidx(sih, idx); - return st; -} - -void si_pmu_sprom_enable(si_t *sih, bool enable) -{ - chipcregs_t *cc; - uint origidx; - - /* Remember original core before switch to chipc */ - origidx = si_coreidx(sih); - cc = si_setcoreidx(sih, SI_CC_IDX); - ASSERT(cc != NULL); - - /* Return to original core */ - si_setcoreidx(sih, origidx); -} - -/* initialize PMU chip controls and other chip level stuff */ -void si_pmu_chip_init(si_t *sih) -{ - uint origidx; - - ASSERT(sih->cccaps & CC_CAP_PMU); - - /* Gate off SPROM clock and chip select signals */ - si_pmu_sprom_enable(sih, false); - - /* Remember original core */ - origidx = si_coreidx(sih); - - /* Return to original core */ - si_setcoreidx(sih, origidx); -} - -/* initialize PMU switch/regulators */ -void si_pmu_swreg_init(si_t *sih) -{ - ASSERT(sih->cccaps & CC_CAP_PMU); - - switch (sih->chip) { - case BCM4336_CHIP_ID: - /* Reduce CLDO PWM output voltage to 1.2V */ - si_pmu_set_ldo_voltage(sih, SET_LDO_VOLTAGE_CLDO_PWM, 0xe); - /* Reduce CLDO BURST output voltage to 1.2V */ - si_pmu_set_ldo_voltage(sih, SET_LDO_VOLTAGE_CLDO_BURST, - 0xe); - /* Reduce LNLDO1 output voltage to 1.2V */ - si_pmu_set_ldo_voltage(sih, SET_LDO_VOLTAGE_LNLDO1, 0xe); - if (sih->chiprev == 0) - si_pmu_regcontrol(sih, 2, 0x400000, 0x400000); - break; - - case BCM4330_CHIP_ID: - /* CBUCK Voltage is 1.8 by default and set that to 1.5 */ - si_pmu_set_ldo_voltage(sih, SET_LDO_VOLTAGE_CBUCK_PWM, 0); - break; - default: - break; + /* Apply nvram override to min mask */ + val = getvar(NULL, "rmin"); + if (val != NULL) { + PMU_MSG(("Applying rmin=%s to min_mask\n", val)); + min_mask = (u32) simple_strtoul(val, NULL, 0); + } + /* Apply nvram override to max mask */ + val = getvar(NULL, "rmax"); + if (val != NULL) { + PMU_MSG(("Applying rmax=%s to max_mask\n", val)); + max_mask = (u32) simple_strtoul(val, NULL, 0); } -} - -/* - * Measures the ALP clock frequency in KHz. Returns 0 if not possible. - * Possible only if PMU rev >= 10 and there is an external LPO 32768Hz crystal. - */ - -#define EXT_ILP_HZ 32768 - -u32 si_pmu_measure_alpclk(si_t *sih) -{ - chipcregs_t *cc; - uint origidx; - u32 alp_khz; - - if (sih->pmurev < 10) - return 0; - - ASSERT(sih->cccaps & CC_CAP_PMU); - - /* Remember original core before switch to chipc */ - origidx = si_coreidx(sih); - cc = si_setcoreidx(sih, SI_CC_IDX); - ASSERT(cc != NULL); - - if (R_REG(&cc->pmustatus) & PST_EXTLPOAVAIL) { - u32 ilp_ctr, alp_hz; - - /* Enable the reg to measure the freq, in case disabled before */ - W_REG(&cc->pmu_xtalfreq, - 1U << PMU_XTALFREQ_REG_MEASURE_SHIFT); - - /* Delay for well over 4 ILP clocks */ - udelay(1000); - - /* Read the latched number of ALP ticks per 4 ILP ticks */ - ilp_ctr = - R_REG(&cc->pmu_xtalfreq) & PMU_XTALFREQ_REG_ILPCTR_MASK; - - /* Turn off the PMU_XTALFREQ_REG_MEASURE_SHIFT bit to save power */ - W_REG(&cc->pmu_xtalfreq, 0); - - /* Calculate ALP frequency */ - alp_hz = (ilp_ctr * EXT_ILP_HZ) / 4; - - /* Round to nearest 100KHz, and at the same time convert to KHz */ - alp_khz = (alp_hz + 50000) / 100000 * 100; - } else - alp_khz = 0; - - /* Return to original core */ - si_setcoreidx(sih, origidx); - - return alp_khz; -} -static void si_pmu_set_4330_plldivs(si_t *sih) -{ - u32 FVCO = si_pmu1_pllfvco0(sih) / 1000; - u32 m1div, m2div, m3div, m4div, m5div, m6div; - u32 pllc1, pllc2; - - m2div = m3div = m4div = m6div = FVCO / 80; - m5div = FVCO / 160; - - if (CST4330_CHIPMODE_SDIOD(sih->chipst)) - m1div = FVCO / 80; - else - m1div = FVCO / 90; - pllc1 = - (m1div << PMU1_PLL0_PC1_M1DIV_SHIFT) | (m2div << - PMU1_PLL0_PC1_M2DIV_SHIFT) | - (m3div << PMU1_PLL0_PC1_M3DIV_SHIFT) | (m4div << - PMU1_PLL0_PC1_M4DIV_SHIFT); - si_pmu_pllcontrol(sih, PMU1_PLL0_PLLCTL1, ~0, pllc1); - - pllc2 = si_pmu_pllcontrol(sih, PMU1_PLL0_PLLCTL1, 0, 0); - pllc2 &= ~(PMU1_PLL0_PC2_M5DIV_MASK | PMU1_PLL0_PC2_M6DIV_MASK); - pllc2 |= - ((m5div << PMU1_PLL0_PC2_M5DIV_SHIFT) | - (m6div << PMU1_PLL0_PC2_M6DIV_SHIFT)); - si_pmu_pllcontrol(sih, PMU1_PLL0_PLLCTL2, ~0, pllc2); + *pmin = min_mask; + *pmax = max_mask; } diff --git a/drivers/staging/brcm80211/util/siutils.c b/drivers/staging/brcm80211/util/siutils.c index 5319057..6e307d1 100644 --- a/drivers/staging/brcm80211/util/siutils.c +++ b/drivers/staging/brcm80211/util/siutils.c @@ -1527,18 +1527,3 @@ bool si_is_otp_disabled(si_t *sih) return false; } } - -bool si_is_otp_powered(si_t *sih) -{ - if (PMUCTL_ENAB(sih)) - return si_pmu_is_otp_powered(sih); - return true; -} - -void si_otp_power(si_t *sih, bool on) -{ - if (PMUCTL_ENAB(sih)) - si_pmu_otp_power(sih, on); - udelay(1000); -} - -- 1.7.1 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
