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author | codeworkx <codeworkx@cyanogenmod.com> | 2012-10-19 19:14:29 +0200 |
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committer | codeworkx <codeworkx@cyanogenmod.com> | 2012-10-19 19:31:14 +0200 |
commit | 400f867149041da36a769e5a22415231dcbd7fff (patch) | |
tree | 23902b39ae058bddb21217f5169887d137f092f8 /drivers/net/wireless/bcmdhd/hndpmu.c | |
parent | 95661c37c0cfde204ea56c63f97b6bb9c5244625 (diff) | |
download | kernel_samsung_smdk4412-400f867149041da36a769e5a22415231dcbd7fff.zip kernel_samsung_smdk4412-400f867149041da36a769e5a22415231dcbd7fff.tar.gz kernel_samsung_smdk4412-400f867149041da36a769e5a22415231dcbd7fff.tar.bz2 |
bcmdhd: restore state from edd8a9171858fad7713b8fc07b158df5114b3c1a (samsung update 4)
Change-Id: I5f216c0b67ce9a956d2af26f58fa0744cdc1d7f5
Diffstat (limited to 'drivers/net/wireless/bcmdhd/hndpmu.c')
-rwxr-xr-x | drivers/net/wireless/bcmdhd/hndpmu.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/drivers/net/wireless/bcmdhd/hndpmu.c b/drivers/net/wireless/bcmdhd/hndpmu.c deleted file mode 100755 index eeee5ea..0000000 --- a/drivers/net/wireless/bcmdhd/hndpmu.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - * Misc utility routines for accessing PMU corerev specific features - * of the SiliconBackplane-based Broadcom chips. - * - * Copyright (C) 1999-2012, Broadcom Corporation - * - * Unless you and Broadcom execute a separate written software license - * agreement governing use of this software, this software is licensed to you - * under the terms of the GNU General Public License version 2 (the "GPL"), - * available at http://www.broadcom.com/licenses/GPLv2.php, with the - * following added to such license: - * - * As a special exception, the copyright holders of this software give you - * permission to link this software with independent modules, and to copy and - * distribute the resulting executable under terms of your choice, provided that - * you also meet, for each linked independent module, the terms and conditions of - * the license of that module. An independent module is a module which is not - * derived from this software. The special exception does not apply to any - * modifications of the software. - * - * Notwithstanding the above, under no circumstances may you combine this - * software in any way with any other Broadcom software provided under a license - * other than the GPL, without Broadcom's express prior written consent. - * - * $Id: hndpmu.c 324060 2012-03-27 23:26:47Z $ - */ - -#include <bcm_cfg.h> -#include <typedefs.h> -#include <bcmdefs.h> -#include <osl.h> -#include <bcmutils.h> -#include <siutils.h> -#include <bcmdevs.h> -#include <hndsoc.h> -#include <sbchipc.h> -#include <hndpmu.h> - -#define PMU_ERROR(args) - -#define PMU_MSG(args) - -/* To check in verbose debugging messages not intended - * to be on except on private builds. - */ -#define PMU_NONE(args) - - -/* SDIO Pad drive strength to select value mappings. - * The last strength value in each table must be 0 (the tri-state value). - */ -typedef struct { - uint8 strength; /* Pad Drive Strength in mA */ - uint8 sel; /* Chip-specific select value */ -} sdiod_drive_str_t; - -/* SDIO Drive Strength to sel value table for PMU Rev 1 */ -static const sdiod_drive_str_t sdiod_drive_strength_tab1[] = { - {4, 0x2}, - {2, 0x3}, - {1, 0x0}, - {0, 0x0} }; - -/* SDIO Drive Strength to sel value table for PMU Rev 2, 3 */ -static const sdiod_drive_str_t sdiod_drive_strength_tab2[] = { - {12, 0x7}, - {10, 0x6}, - {8, 0x5}, - {6, 0x4}, - {4, 0x2}, - {2, 0x1}, - {0, 0x0} }; - -/* SDIO Drive Strength to sel value table for PMU Rev 8 (1.8V) */ -static const sdiod_drive_str_t sdiod_drive_strength_tab3[] = { - {32, 0x7}, - {26, 0x6}, - {22, 0x5}, - {16, 0x4}, - {12, 0x3}, - {8, 0x2}, - {4, 0x1}, - {0, 0x0} }; - -/* SDIO Drive Strength to sel value table for PMU Rev 11 (1.8v) */ -static const sdiod_drive_str_t sdiod_drive_strength_tab4_1v8[] = { - {32, 0x6}, - {26, 0x7}, - {22, 0x4}, - {16, 0x5}, - {12, 0x2}, - {8, 0x3}, - {4, 0x0}, - {0, 0x1} }; - -/* SDIO Drive Strength to sel value table for PMU Rev 11 (1.2v) */ - -/* SDIO Drive Strength to sel value table for PMU Rev 11 (2.5v) */ - -/* SDIO Drive Strength to sel value table for PMU Rev 13 (1.8v) */ -static const sdiod_drive_str_t sdiod_drive_strength_tab5_1v8[] = { - {6, 0x7}, - {5, 0x6}, - {4, 0x5}, - {3, 0x4}, - {2, 0x2}, - {1, 0x1}, - {0, 0x0} }; - -/* SDIO Drive Strength to sel value table for PMU Rev 13 (3.3v) */ - - -#define SDIOD_DRVSTR_KEY(chip, pmu) (((chip) << 16) | (pmu)) - -void -si_sdiod_drive_strength_init(si_t *sih, osl_t *osh, uint32 drivestrength) -{ - chipcregs_t *cc; - uint origidx, intr_val = 0; - sdiod_drive_str_t *str_tab = NULL; - uint32 str_mask = 0; - uint32 str_shift = 0; - - if (!(sih->cccaps & CC_CAP_PMU)) { - return; - } - - /* Remember original core before switch to chipc */ - cc = (chipcregs_t *) si_switch_core(sih, CC_CORE_ID, &origidx, &intr_val); - - switch (SDIOD_DRVSTR_KEY(sih->chip, sih->pmurev)) { - case SDIOD_DRVSTR_KEY(BCM4325_CHIP_ID, 1): - str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab1; - str_mask = 0x30000000; - str_shift = 28; - break; - case SDIOD_DRVSTR_KEY(BCM4325_CHIP_ID, 2): - case SDIOD_DRVSTR_KEY(BCM4325_CHIP_ID, 3): - case SDIOD_DRVSTR_KEY(BCM4315_CHIP_ID, 4): - str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab2; - str_mask = 0x00003800; - str_shift = 11; - break; - case SDIOD_DRVSTR_KEY(BCM4336_CHIP_ID, 8): - case SDIOD_DRVSTR_KEY(BCM4336_CHIP_ID, 11): - if (sih->pmurev == 8) { - str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab3; - } - else if (sih->pmurev == 11) { - str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab4_1v8; - } - str_mask = 0x00003800; - str_shift = 11; - break; - case SDIOD_DRVSTR_KEY(BCM4330_CHIP_ID, 12): - str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab4_1v8; - str_mask = 0x00003800; - str_shift = 11; - break; - case SDIOD_DRVSTR_KEY(BCM43362_CHIP_ID, 13): - str_tab = (sdiod_drive_str_t *)&sdiod_drive_strength_tab5_1v8; - str_mask = 0x00003800; - str_shift = 11; - break; - default: - PMU_MSG(("No SDIO Drive strength init done for chip %s rev %d pmurev %d\n", - bcm_chipname(sih->chip, chn, 8), sih->chiprev, sih->pmurev)); - - break; - } - - if (str_tab != NULL) { - uint32 cc_data_temp; - int i; - - /* Pick the lowest available drive strength equal or greater than the - * requested strength. Drive strength of 0 requests tri-state. - */ - for (i = 0; drivestrength < str_tab[i].strength; i++) - ; - - if (i > 0 && drivestrength > str_tab[i].strength) - i--; - - W_REG(osh, &cc->chipcontrol_addr, 1); - cc_data_temp = R_REG(osh, &cc->chipcontrol_data); - cc_data_temp &= ~str_mask; - cc_data_temp |= str_tab[i].sel << str_shift; - W_REG(osh, &cc->chipcontrol_data, cc_data_temp); - - PMU_MSG(("SDIO: %dmA drive strength requested; set to %dmA\n", - drivestrength, str_tab[i].strength)); - } - - /* Return to original core */ - si_restore_core(sih, origidx, intr_val); -} |