+++ /dev/null
-/*
- * 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);
-}
projects / platform / upstream / kernel-adaptation-pc.git / commitdiff