The hndpmu source file has functions for brcmfmac and brcmsmac driver
but it turns out that on function level there is no reuse so for
the brcmsmac its set of functions now reside in wlc_pmu.c.
Reviewed-by: Roland Vossen <rvossen@xxxxxxxxxxxx>
Reviewed-by: Henry Ptasinski <henryp@xxxxxxxxxxxx>
Signed-off-by: Arend van Spriel <arend@xxxxxxxxxxxx>
---
drivers/staging/brcm80211/brcmsmac/Makefile | 2 +-
drivers/staging/brcm80211/brcmsmac/wlc_main.c | 5 +-
drivers/staging/brcm80211/brcmsmac/wlc_pmu.c | 1963 +++++++++++++++++++++++++
drivers/staging/brcm80211/brcmsmac/wlc_pmu.h | 58 +
4 files changed, 2025 insertions(+), 3 deletions(-)
create mode 100644 drivers/staging/brcm80211/brcmsmac/wlc_pmu.c
create mode 100644 drivers/staging/brcm80211/brcmsmac/wlc_pmu.h
diff --git a/drivers/staging/brcm80211/brcmsmac/Makefile b/drivers/staging/brcm80211/brcmsmac/Makefile
index c4aafe5..65a1a25 100644
--- a/drivers/staging/brcm80211/brcmsmac/Makefile
+++ b/drivers/staging/brcm80211/brcmsmac/Makefile
@@ -38,6 +38,7 @@ BRCMSMAC_OFILES := \
wlc_channel.o \
wlc_main.o \
wlc_phy_shim.o \
+ wlc_pmu.o \
wlc_rate.o \
wlc_stf.o \
phy/wlc_phy_cmn.o \
@@ -52,7 +53,6 @@ BRCMSMAC_OFILES := \
../util/bcmotp.o \
../util/bcmsrom.o \
../util/hnddma.o \
- ../util/hndpmu.o \
../util/nicpci.o \
../util/qmath.o \
../util/nvram/nvram_ro.o
diff --git a/drivers/staging/brcm80211/brcmsmac/wlc_main.c b/drivers/staging/brcm80211/brcmsmac/wlc_main.c
index 87b27d6..1500361 100644
--- a/drivers/staging/brcm80211/brcmsmac/wlc_main.c
+++ b/drivers/staging/brcm80211/brcmsmac/wlc_main.c
@@ -1489,8 +1489,9 @@ void wlc_edcf_setparams(struct wlc_bsscfg *cfg, bool suspend)
if (acp_shm.aifs < EDCF_AIFSN_MIN
|| acp_shm.aifs > EDCF_AIFSN_MAX) {
- WL_ERROR("wl%d: wlc_edcf_setparams: bad aifs %d\n",
- wlc->pub->unit, acp_shm.aifs);
+ dev_err(wlc->dev, "wl%d: wlc_edcf_setparams: "
+ "bad aifs %d\n",
+ wlc->pub->unit, acp_shm.aifs);
continue;
}
diff --git a/drivers/staging/brcm80211/brcmsmac/wlc_pmu.c b/drivers/staging/brcm80211/brcmsmac/wlc_pmu.c
new file mode 100644
index 0000000..e26df70
--- /dev/null
+++ b/drivers/staging/brcm80211/brcmsmac/wlc_pmu.c
@@ -0,0 +1,1963 @@
+/*
+ * Copyright (c) 2011 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/delay.h>
+#include <asm/io.h>
+
+#include <bcmdevs.h>
+#include <sbchipc.h>
+#include <bcmutils.h>
+#include "wlc_pmu.h"
+
+/*
+ * d11 slow to fast clock transition time in slow clock cycles
+ */
+#define D11SCC_SLOW2FAST_TRANSITION 2
+
+/*
+ * external LPO crystal frequency
+ */
+#define EXT_ILP_HZ 32768
+
+/*
+ * Duration for ILP clock frequency measurment in milliseconds
+ *
+ * remark: 1000 must be an integer multiple of this duration
+ */
+#define ILP_CALC_DUR 10
+
+/*
+ * FVCO frequency
+ */
+#define FVCO_880 880000 /* 880MHz */
+#define FVCO_1760 1760000 /* 1760MHz */
+#define FVCO_1440 1440000 /* 1440MHz */
+#define FVCO_960 960000 /* 960MHz */
+
+/*
+ * PMU crystal table indices for 1440MHz fvco
+ */
+#define PMU1_XTALTAB0_1440_12000K 0
+#define PMU1_XTALTAB0_1440_13000K 1
+#define PMU1_XTALTAB0_1440_14400K 2
+#define PMU1_XTALTAB0_1440_15360K 3
+#define PMU1_XTALTAB0_1440_16200K 4
+#define PMU1_XTALTAB0_1440_16800K 5
+#define PMU1_XTALTAB0_1440_19200K 6
+#define PMU1_XTALTAB0_1440_19800K 7
+#define PMU1_XTALTAB0_1440_20000K 8
+#define PMU1_XTALTAB0_1440_25000K 9
+#define PMU1_XTALTAB0_1440_26000K 10
+#define PMU1_XTALTAB0_1440_30000K 11
+#define PMU1_XTALTAB0_1440_37400K 12
+#define PMU1_XTALTAB0_1440_38400K 13
+#define PMU1_XTALTAB0_1440_40000K 14
+#define PMU1_XTALTAB0_1440_48000K 15
+
+/*
+ * PMU crystal table indices for 960MHz fvco
+ */
+#define PMU1_XTALTAB0_960_12000K 0
+#define PMU1_XTALTAB0_960_13000K 1
+#define PMU1_XTALTAB0_960_14400K 2
+#define PMU1_XTALTAB0_960_15360K 3
+#define PMU1_XTALTAB0_960_16200K 4
+#define PMU1_XTALTAB0_960_16800K 5
+#define PMU1_XTALTAB0_960_19200K 6
+#define PMU1_XTALTAB0_960_19800K 7
+#define PMU1_XTALTAB0_960_20000K 8
+#define PMU1_XTALTAB0_960_25000K 9
+#define PMU1_XTALTAB0_960_26000K 10
+#define PMU1_XTALTAB0_960_30000K 11
+#define PMU1_XTALTAB0_960_37400K 12
+#define PMU1_XTALTAB0_960_38400K 13
+#define PMU1_XTALTAB0_960_40000K 14
+#define PMU1_XTALTAB0_960_48000K 15
+
+/*
+ * PMU crystal table indices for 880MHz fvco
+ */
+#define PMU1_XTALTAB0_880_12000K 0
+#define PMU1_XTALTAB0_880_13000K 1
+#define PMU1_XTALTAB0_880_14400K 2
+#define PMU1_XTALTAB0_880_15360K 3
+#define PMU1_XTALTAB0_880_16200K 4
+#define PMU1_XTALTAB0_880_16800K 5
+#define PMU1_XTALTAB0_880_19200K 6
+#define PMU1_XTALTAB0_880_19800K 7
+#define PMU1_XTALTAB0_880_20000K 8
+#define PMU1_XTALTAB0_880_24000K 9
+#define PMU1_XTALTAB0_880_25000K 10
+#define PMU1_XTALTAB0_880_26000K 11
+#define PMU1_XTALTAB0_880_30000K 12
+#define PMU1_XTALTAB0_880_37400K 13
+#define PMU1_XTALTAB0_880_38400K 14
+#define PMU1_XTALTAB0_880_40000K 15
+
+/*
+ * crystal frequency values
+ */
+#define XTAL_FREQ_24000MHZ 24000
+#define XTAL_FREQ_30000MHZ 30000
+#define XTAL_FREQ_37400MHZ 37400
+#define XTAL_FREQ_48000MHZ 48000
+
+/*
+ * Resource dependancies mask change action
+ *
+ * @RES_DEPEND_SET: Override the dependancies mask
+ * @RES_DEPEND_ADD: Add to the dependancies mask
+ * @RES_DEPEND_REMOVE: Remove from the dependancies mask
+ */
+#define RES_DEPEND_SET 0
+#define RES_DEPEND_ADD 1
+#define RES_DEPEND_REMOVE -1
+
+/* 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;
+
+/* setup pll and query clock speed */
+typedef struct {
+ u16 fref;
+ u8 xf;
+ u8 p1div;
+ u8 p2div;
+ u8 ndiv_int;
+ u32 ndiv_frac;
+} pmu1_xtaltab0_t;
+
+/*
+ * prototypes used in resource tables
+ */
+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 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}
+};
+
+/* the following table is based on 1440Mhz fvco */
+static const pmu1_xtaltab0_t pmu1_xtaltab0_1440[] = {
+ {
+ 12000, 1, 1, 1, 0x78, 0x0}, {
+ 13000, 2, 1, 1, 0x6E, 0xC4EC4E}, {
+ 14400, 3, 1, 1, 0x64, 0x0}, {
+ 15360, 4, 1, 1, 0x5D, 0xC00000}, {
+ 16200, 5, 1, 1, 0x58, 0xE38E38}, {
+ 16800, 6, 1, 1, 0x55, 0xB6DB6D}, {
+ 19200, 7, 1, 1, 0x4B, 0}, {
+ 19800, 8, 1, 1, 0x48, 0xBA2E8B}, {
+ 20000, 9, 1, 1, 0x48, 0x0}, {
+ 25000, 10, 1, 1, 0x39, 0x999999}, {
+ 26000, 11, 1, 1, 0x37, 0x627627}, {
+ 30000, 12, 1, 1, 0x30, 0x0}, {
+ 37400, 13, 2, 1, 0x4D, 0x15E76}, {
+ 38400, 13, 2, 1, 0x4B, 0x0}, {
+ 40000, 14, 2, 1, 0x48, 0x0}, {
+ 48000, 15, 2, 1, 0x3c, 0x0}, {
+ 0, 0, 0, 0, 0, 0}
+};
+
+static const pmu1_xtaltab0_t pmu1_xtaltab0_960[] = {
+ {
+ 12000, 1, 1, 1, 0x50, 0x0}, {
+ 13000, 2, 1, 1, 0x49, 0xD89D89}, {
+ 14400, 3, 1, 1, 0x42, 0xAAAAAA}, {
+ 15360, 4, 1, 1, 0x3E, 0x800000}, {
+ 16200, 5, 1, 1, 0x39, 0x425ED0}, {
+ 16800, 6, 1, 1, 0x39, 0x249249}, {
+ 19200, 7, 1, 1, 0x32, 0x0}, {
+ 19800, 8, 1, 1, 0x30, 0x7C1F07}, {
+ 20000, 9, 1, 1, 0x30, 0x0}, {
+ 25000, 10, 1, 1, 0x26, 0x666666}, {
+ 26000, 11, 1, 1, 0x24, 0xEC4EC4}, {
+ 30000, 12, 1, 1, 0x20, 0x0}, {
+ 37400, 13, 2, 1, 0x33, 0x563EF9}, {
+ 38400, 14, 2, 1, 0x32, 0x0}, {
+ 40000, 15, 2, 1, 0x30, 0x0}, {
+ 48000, 16, 2, 1, 0x28, 0x0}, {
+ 0, 0, 0, 0, 0, 0}
+};
+
+static const pmu1_xtaltab0_t pmu1_xtaltab0_880_4329[] = {
+ {
+ 12000, 1, 3, 22, 0x9, 0xFFFFEF}, {
+ 13000, 2, 1, 6, 0xb, 0x483483}, {
+ 14400, 3, 1, 10, 0xa, 0x1C71C7}, {
+ 15360, 4, 1, 5, 0xb, 0x755555}, {
+ 16200, 5, 1, 10, 0x5, 0x6E9E06}, {
+ 16800, 6, 1, 10, 0x5, 0x3Cf3Cf}, {
+ 19200, 7, 1, 4, 0xb, 0x755555}, {
+ 19800, 8, 1, 11, 0x4, 0xA57EB}, {
+ 20000, 9, 1, 11, 0x4, 0x0}, {
+ 24000, 10, 3, 11, 0xa, 0x0}, {
+ 25000, 11, 5, 16, 0xb, 0x0}, {
+ 26000, 12, 1, 1, 0x21, 0xD89D89}, {
+ 30000, 13, 3, 8, 0xb, 0x0}, {
+ 37400, 14, 3, 1, 0x46, 0x969696}, {
+ 38400, 15, 1, 1, 0x16, 0xEAAAAA}, {
+ 40000, 16, 1, 2, 0xb, 0}, {
+ 0, 0, 0, 0, 0, 0}
+};
+
+/* the following table is based on 880Mhz fvco */
+static const pmu1_xtaltab0_t pmu1_xtaltab0_880[] = {
+ {
+ 12000, 1, 3, 22, 0x9, 0xFFFFEF}, {
+ 13000, 2, 1, 6, 0xb, 0x483483}, {
+ 14400, 3, 1, 10, 0xa, 0x1C71C7}, {
+ 15360, 4, 1, 5, 0xb, 0x755555}, {
+ 16200, 5, 1, 10, 0x5, 0x6E9E06}, {
+ 16800, 6, 1, 10, 0x5, 0x3Cf3Cf}, {
+ 19200, 7, 1, 4, 0xb, 0x755555}, {
+ 19800, 8, 1, 11, 0x4, 0xA57EB}, {
+ 20000, 9, 1, 11, 0x4, 0x0}, {
+ 24000, 10, 3, 11, 0xa, 0x0}, {
+ 25000, 11, 5, 16, 0xb, 0x0}, {
+ 26000, 12, 1, 2, 0x10, 0xEC4EC4}, {
+ 30000, 13, 3, 8, 0xb, 0x0}, {
+ 33600, 14, 1, 2, 0xd, 0x186186}, {
+ 38400, 15, 1, 2, 0xb, 0x755555}, {
+ 40000, 16, 1, 2, 0xb, 0}, {
+ 0, 0, 0, 0, 0, 0}
+};
+
+/* 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;
+}
+
+/* Return dependancies (direct or all/indirect) for the given resources */
+static u32
+si_pmu_res_deps(si_t *sih, chipcregs_t *cc, u32 rsrcs,
+ bool all)
+{
+ u32 deps = 0;
+ u32 i;
+
+ for (i = 0; i <= PMURES_MAX_RESNUM; i++) {
+ if (!(rsrcs & PMURES_BIT(i)))
+ continue;
+ W_REG(&cc->res_table_sel, i);
+ deps |= R_REG(&cc->res_dep_mask);
+ }
+
+ return !all ? deps : (deps
+ ? (deps |
+ si_pmu_res_deps(sih, cc, deps,
+ true)) : 0);
+}
+
+/* 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) {
+ min_mask = (u32) simple_strtoul(val, NULL, 0);
+ }
+ /* Apply nvram override to max mask */
+ val = getvar(NULL, "rmax");
+ if (val != NULL) {
+ max_mask = (u32) simple_strtoul(val, NULL, 0);
+ }
+
+ *pmin = min_mask;
+ *pmax = max_mask;
+}
+
+/* Return up time in ILP cycles for the given resource. */
+static uint
+si_pmu_res_uptime(si_t *sih, chipcregs_t *cc, u8 rsrc) {
+ u32 deps;
+ uint up, i, dup, dmax;
+ u32 min_mask = 0, max_mask = 0;
+
+ /* uptime of resource 'rsrc' */
+ W_REG(&cc->res_table_sel, rsrc);
+ up = (R_REG(&cc->res_updn_timer) >> 8) & 0xff;
+
+ /* direct dependancies of resource 'rsrc' */
+ deps = si_pmu_res_deps(sih, cc, PMURES_BIT(rsrc), false);
+ for (i = 0; i <= PMURES_MAX_RESNUM; i++) {
+ if (!(deps & PMURES_BIT(i)))
+ continue;
+ deps &= ~si_pmu_res_deps(sih, cc, PMURES_BIT(i), true);
+ }
+ si_pmu_res_masks(sih, &min_mask, &max_mask);
+ deps &= ~min_mask;
+
+ /* max uptime of direct dependancies */
+ dmax = 0;
+ for (i = 0; i <= PMURES_MAX_RESNUM; i++) {
+ if (!(deps & PMURES_BIT(i)))
+ continue;
+ dup = si_pmu_res_uptime(sih, cc, (u8) i);
+ if (dmax < dup)
+ dmax = dup;
+ }
+
+ return up + dmax + PMURES_UP_TRANSITION;
+}
+
+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 };
+
+ switch (sih->chip) {
+ case BCM5357_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:
+ /* bail out */
+ return;
+ }
+
+ tmp |= R_REG(&cc->pmucontrol);
+ W_REG(&cc->pmucontrol, tmp);
+}
+
+/* select default xtal frequency for each chip */
+static const pmu1_xtaltab0_t *si_pmu1_xtaldef0(si_t *sih)
+{
+ switch (sih->chip) {
+ case BCM4329_CHIP_ID:
+ /* Default to 38400Khz */
+ return &pmu1_xtaltab0_880_4329[PMU1_XTALTAB0_880_38400K];
+ case BCM4319_CHIP_ID:
+ /* Default to 30000Khz */
+ return &pmu1_xtaltab0_1440[PMU1_XTALTAB0_1440_30000K];
+ case BCM4336_CHIP_ID:
+ /* Default to 26000Khz */
+ return &pmu1_xtaltab0_960[PMU1_XTALTAB0_960_26000K];
+ case BCM4330_CHIP_ID:
+ /* Default to 37400Khz */
+ if (CST4330_CHIPMODE_SDIOD(sih->chipst))
+ return &pmu1_xtaltab0_960[PMU1_XTALTAB0_960_37400K];
+ else
+ return &pmu1_xtaltab0_1440[PMU1_XTALTAB0_1440_37400K];
+ default:
+ break;
+ }
+ ASSERT(0);
+ return NULL;
+}
+
+/* select xtal table for each chip */
+static const pmu1_xtaltab0_t *si_pmu1_xtaltab0(si_t *sih)
+{
+ switch (sih->chip) {
+ case BCM4329_CHIP_ID:
+ return pmu1_xtaltab0_880_4329;
+ case BCM4319_CHIP_ID:
+ return pmu1_xtaltab0_1440;
+ case BCM4336_CHIP_ID:
+ return pmu1_xtaltab0_960;
+ case BCM4330_CHIP_ID:
+ if (CST4330_CHIPMODE_SDIOD(sih->chipst))
+ return pmu1_xtaltab0_960;
+ else
+ return pmu1_xtaltab0_1440;
+ default:
+ break;
+ }
+ ASSERT(0);
+ return NULL;
+}
+
+/* query alp/xtal clock frequency */
+static u32
+si_pmu1_alpclk0(si_t *sih, chipcregs_t *cc)
+{
+ const pmu1_xtaltab0_t *xt;
+ u32 xf;
+
+ /* Find the frequency in the table */
+ xf = (R_REG(&cc->pmucontrol) & PCTL_XTALFREQ_MASK) >>
+ PCTL_XTALFREQ_SHIFT;
+ for (xt = si_pmu1_xtaltab0(sih); xt != NULL && xt->fref != 0; xt++)
+ if (xt->xf == xf)
+ break;
+ /* Could not find it so assign a default value */
+ if (xt == NULL || xt->fref == 0)
+ xt = si_pmu1_xtaldef0(sih);
+ ASSERT(xt != NULL && xt->fref != 0);
+
+ return xt->fref * 1000;
+}
+
+/* select default pll fvco for each chip */
+static u32 si_pmu1_pllfvco0(si_t *sih)
+{
+ 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:
+ break;
+ }
+ ASSERT(0);
+ return 0;
+}
+
+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);
+}
+
+/* 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) {
+ 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) {
+ 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)))
+ return;
+
+ 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);
+ }
+
+ /* 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) {
+ 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);
+ }
+
+ /* 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);
+}
+
+u32 si_pmu_ilp_clock(si_t *sih)
+{
+ static u32 ilpcycles_per_sec = 0;
+
+ if (ISSIM_ENAB(sih))
+ return ILP_CLOCK;
+
+ if (ilpcycles_per_sec == 0) {
+ u32 start, end, delta;
+ u32 origidx = si_coreidx(sih);
+ chipcregs_t *cc = si_setcoreidx(sih, SI_CC_IDX);
+ ASSERT(cc != NULL);
+ start = R_REG(&cc->pmutimer);
+ mdelay(ILP_CALC_DUR);
+ end = R_REG(&cc->pmutimer);
+ delta = end - start;
+ ilpcycles_per_sec = delta * (1000 / ILP_CALC_DUR);
+ si_setcoreidx(sih, origidx);
+ }
+
+ return ilpcycles_per_sec;
+}
+
+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);
+}
+
+u16 si_pmu_fast_pwrup_delay(si_t *sih)
+{
+ uint delay = PMU_MAX_TRANSITION_DLY;
+ chipcregs_t *cc;
+ uint origidx;
+#ifdef BCMDBG
+ char chn[8];
+ chn[0] = 0; /* to suppress compile error */
+#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 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:
+ case BCM4313_CHIP_ID:
+ delay = ISSIM_ENAB(sih) ? 70 : 3700;
+ break;
+ case BCM4329_CHIP_ID:
+ if (ISSIM_ENAB(sih))
+ delay = 70;
+ else {
+ u32 ilp = si_ilp_clock(sih);
+ delay =
+ (si_pmu_res_uptime(sih, cc, RES4329_HT_AVAIL) +
+ D11SCC_SLOW2FAST_TRANSITION) * ((1000000 + ilp -
+ 1) / ilp);
+ delay = (11 * delay) / 10;
+ }
+ break;
+ case BCM4319_CHIP_ID:
+ delay = ISSIM_ENAB(sih) ? 70 : 3700;
+ break;
+ case BCM4336_CHIP_ID:
+ if (ISSIM_ENAB(sih))
+ delay = 70;
+ else {
+ u32 ilp = si_ilp_clock(sih);
+ delay =
+ (si_pmu_res_uptime(sih, cc, RES4336_HT_AVAIL) +
+ D11SCC_SLOW2FAST_TRANSITION) * ((1000000 + ilp -
+ 1) / ilp);
+ delay = (11 * delay) / 10;
+ }
+ break;
+ case BCM4330_CHIP_ID:
+ if (ISSIM_ENAB(sih))
+ delay = 70;
+ else {
+ u32 ilp = si_ilp_clock(sih);
+ delay =
+ (si_pmu_res_uptime(sih, cc, RES4330_HT_AVAIL) +
+ D11SCC_SLOW2FAST_TRANSITION) * ((1000000 + ilp -
+ 1) / ilp);
+ delay = (11 * delay) / 10;
+ }
+ break;
+ default:
+ break;
+ }
+ /* Return to original core */
+ si_setcoreidx(sih, origidx);
+
+ return (u16) delay;
+}
+
+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);
+}
+
+/* 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);
+}
+
+/* query alp/xtal clock frequency */
+u32 si_pmu_alp_clock(si_t *sih)
+{
+ chipcregs_t *cc;
+ uint origidx;
+ u32 clock = ALP_CLOCK;
+
+ /* bail out with default */
+ if (!PMUCTL_ENAB(sih))
+ return clock;
+
+ 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 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:
+ case BCM4716_CHIP_ID:
+ case BCM4748_CHIP_ID:
+ case BCM47162_CHIP_ID:
+ case BCM4313_CHIP_ID:
+ case BCM5357_CHIP_ID:
+ /* always 20Mhz */
+ clock = 20000 * 1000;
+ break;
+ case BCM4329_CHIP_ID:
+ case BCM4319_CHIP_ID:
+ case BCM4336_CHIP_ID:
+ case BCM4330_CHIP_ID:
+
+ clock = si_pmu1_alpclk0(sih, cc);
+ break;
+ case BCM5356_CHIP_ID:
+ /* always 25Mhz */
+ clock = 25000 * 1000;
+ break;
+ default:
+ break;
+ }
+
+ /* Return to original core */
+ si_setcoreidx(sih, origidx);
+ return clock;
+}
+
+void si_pmu_spuravoid(si_t *sih, u8 spuravoid)
+{
+ 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);
+}
+
+/* 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);
+}
+
+/* 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;
+ }
+}
+
+/* initialize PLL */
+void si_pmu_pll_init(si_t *sih, uint xtalfreq)
+{
+ 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);
+
+ 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:
+ break;
+ }
+
+ /* Return to original core */
+ si_setcoreidx(sih, origidx);
+}
+
+/* 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);
+ 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;
+ 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:
+ W_REG(&cc->res_dep_mask,
+ pmu_res_depend_table
+ [pmu_res_depend_table_sz].depend_mask);
+ break;
+ case RES_DEPEND_ADD:
+ OR_REG(&cc->res_dep_mask,
+ pmu_res_depend_table
+ [pmu_res_depend_table_sz].depend_mask);
+ break;
+ case RES_DEPEND_REMOVE:
+ 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;
+ 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) {
+ W_REG(&cc->max_res_mask, max_mask);
+ }
+
+ /* Program min resource mask */
+
+ if (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);
+}
+
+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;
+}
+
+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;
+ break;
+ case BCM4319_CHIP_ID:
+ st = (R_REG(&cc->res_state) & PMURES_BIT(RES4319_OTP_PU))
+ != 0;
+ break;
+ case BCM4336_CHIP_ID:
+ st = (R_REG(&cc->res_state) & PMURES_BIT(RES4336_OTP_PU))
+ != 0;
+ break;
+ case BCM4330_CHIP_ID:
+ st = (R_REG(&cc->res_state) & PMURES_BIT(RES4330_OTP_PU))
+ != 0;
+ 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;
+ break;
+ default:
+ st = true;
+ break;
+ }
+
+ /* Return to original core */
+ si_setcoreidx(sih, idx);
+ return st;
+}
+
+/* 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)) {
+ 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) {
+ 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 {
+ 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));
+ }
+
+ /* Return to original core */
+ si_setcoreidx(sih, origidx);
+}
diff --git a/drivers/staging/brcm80211/brcmsmac/wlc_pmu.h b/drivers/staging/brcm80211/brcmsmac/wlc_pmu.h
new file mode 100644
index 0000000..9fa48e4
--- /dev/null
+++ b/drivers/staging/brcm80211/brcmsmac/wlc_pmu.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2011 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+
+#ifndef WLC_PMU_H_
+#define WLC_PMU_H_
+
+#include <linux/types.h>
+
+#include <siutils.h>
+
+/*
+ * LDO selections used in si_pmu_set_ldo_voltage
+ */
+#define SET_LDO_VOLTAGE_LDO1 1
+#define SET_LDO_VOLTAGE_LDO2 2
+#define SET_LDO_VOLTAGE_LDO3 3
+#define SET_LDO_VOLTAGE_PAREF 4
+#define SET_LDO_VOLTAGE_CLDO_PWM 5
+#define SET_LDO_VOLTAGE_CLDO_BURST 6
+#define SET_LDO_VOLTAGE_CBUCK_PWM 7
+#define SET_LDO_VOLTAGE_CBUCK_BURST 8
+#define SET_LDO_VOLTAGE_LNLDO1 9
+#define SET_LDO_VOLTAGE_LNLDO2_SEL 10
+
+extern void si_pmu_set_ldo_voltage(si_t *sih, u8 ldo, u8 voltage);
+extern u16 si_pmu_fast_pwrup_delay(si_t *sih);
+extern void si_pmu_sprom_enable(si_t *sih, bool enable);
+extern u32 si_pmu_chipcontrol(si_t *sih, uint reg, u32 mask, u32 val);
+extern u32 si_pmu_regcontrol(si_t *sih, uint reg, u32 mask, u32 val);
+extern u32 si_pmu_ilp_clock(si_t *sih);
+extern u32 si_pmu_alp_clock(si_t *sih);
+extern void si_pmu_pllupd(si_t *sih);
+extern void si_pmu_spuravoid(si_t *sih, u8 spuravoid);
+extern u32 si_pmu_pllcontrol(si_t *sih, uint reg, u32 mask, u32 val);
+extern void si_pmu_init(si_t *sih);
+extern void si_pmu_chip_init(si_t *sih);
+extern void si_pmu_pll_init(si_t *sih, u32 xtalfreq);
+extern void si_pmu_res_init(si_t *sih);
+extern void si_pmu_swreg_init(si_t *sih);
+extern u32 si_pmu_measure_alpclk(si_t *sih);
+extern bool si_pmu_is_otp_powered(si_t *sih);
+extern void si_pmu_otp_power(si_t *sih, bool on);
+
+#endif /* WLC_PMU_H_ */
--
1.7.1
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