![Diwakar Sharma](/assets/img/avatar_default.png)
This patch uses limit clock rate quirk to reduce clock rate for "SDR104" mode on IMX side for Marvell 8887 WiFi + Bluetooth chip side, as Marvell does not recommend to use SDIO at the speed of higher than 150MHz. Signed-off-by: Diwakar Sharma <diwakar.sharma@in.bosch.com> Signed-off-by: Harish Jenny K N <harish_kandiga@mentor.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
167 lines
5.8 KiB
C
167 lines
5.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* This file contains work-arounds for many known SD/MMC
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* and SDIO hardware bugs.
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*
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* Copyright (c) 2011 Andrei Warkentin <andreiw@motorola.com>
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* Copyright (c) 2011 Pierre Tardy <tardyp@gmail.com>
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* Inspired from pci fixup code:
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* Copyright (c) 1999 Martin Mares <mj@ucw.cz>
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*
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*/
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#include <linux/mmc/sdio_ids.h>
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#include "card.h"
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static const struct mmc_fixup mmc_blk_fixups[] = {
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#define INAND_CMD38_ARG_EXT_CSD 113
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#define INAND_CMD38_ARG_ERASE 0x00
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#define INAND_CMD38_ARG_TRIM 0x01
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#define INAND_CMD38_ARG_SECERASE 0x80
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#define INAND_CMD38_ARG_SECTRIM1 0x81
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#define INAND_CMD38_ARG_SECTRIM2 0x88
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/* CMD38 argument is passed through EXT_CSD[113] */
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MMC_FIXUP("SEM02G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM04G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM08G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM16G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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MMC_FIXUP("SEM32G", CID_MANFID_SANDISK, 0x100, add_quirk,
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MMC_QUIRK_INAND_CMD38),
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/*
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* Some MMC cards experience performance degradation with CMD23
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* instead of CMD12-bounded multiblock transfers. For now we'll
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* black list what's bad...
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* - Certain Toshiba cards.
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*
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* N.B. This doesn't affect SD cards.
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*/
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MMC_FIXUP("SDMB-32", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("SDM032", CID_MANFID_SANDISK, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("MMC08G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("MMC16G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("MMC32G", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_BLK_NO_CMD23),
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/*
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* Some SD cards lockup while using CMD23 multiblock transfers.
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*/
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MMC_FIXUP("AF SD", CID_MANFID_ATP, CID_OEMID_ANY, add_quirk_sd,
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MMC_QUIRK_BLK_NO_CMD23),
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MMC_FIXUP("APUSD", CID_MANFID_APACER, 0x5048, add_quirk_sd,
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MMC_QUIRK_BLK_NO_CMD23),
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/*
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* Some MMC cards need longer data read timeout than indicated in CSD.
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*/
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MMC_FIXUP(CID_NAME_ANY, CID_MANFID_MICRON, 0x200, add_quirk_mmc,
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MMC_QUIRK_LONG_READ_TIME),
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MMC_FIXUP("008GE0", CID_MANFID_TOSHIBA, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_LONG_READ_TIME),
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/*
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* On these Samsung MoviNAND parts, performing secure erase or
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* secure trim can result in unrecoverable corruption due to a
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* firmware bug.
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*/
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MMC_FIXUP("M8G2FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("MAG4FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("MBG8FA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("MCGAFA", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("VAL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("VYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("KYL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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MMC_FIXUP("VZL00M", CID_MANFID_SAMSUNG, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_SEC_ERASE_TRIM_BROKEN),
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/*
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* On Some Kingston eMMCs, performing trim can result in
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* unrecoverable data conrruption occasionally due to a firmware bug.
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*/
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MMC_FIXUP("V10008", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_TRIM_BROKEN),
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MMC_FIXUP("V10016", CID_MANFID_KINGSTON, CID_OEMID_ANY, add_quirk_mmc,
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MMC_QUIRK_TRIM_BROKEN),
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END_FIXUP
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};
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static const struct mmc_fixup mmc_ext_csd_fixups[] = {
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/*
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* Certain Hynix eMMC 4.41 cards might get broken when HPI feature
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* is used so disable the HPI feature for such buggy cards.
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*/
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MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_HYNIX,
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0x014a, add_quirk, MMC_QUIRK_BROKEN_HPI, 5),
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/*
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* Certain Micron (Numonyx) eMMC 4.5 cards might get broken when HPI
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* feature is used so disable the HPI feature for such buggy cards.
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*/
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MMC_FIXUP_EXT_CSD_REV(CID_NAME_ANY, CID_MANFID_NUMONYX,
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0x014e, add_quirk, MMC_QUIRK_BROKEN_HPI, 6),
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END_FIXUP
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};
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static const struct mmc_fixup sdio_fixup_methods[] = {
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SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
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add_quirk, MMC_QUIRK_NONSTD_FUNC_IF),
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SDIO_FIXUP(SDIO_VENDOR_ID_TI, SDIO_DEVICE_ID_TI_WL1271,
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add_quirk, MMC_QUIRK_DISABLE_CD),
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SDIO_FIXUP(SDIO_VENDOR_ID_STE, SDIO_DEVICE_ID_STE_CW1200,
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add_quirk, MMC_QUIRK_BROKEN_BYTE_MODE_512),
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SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8797_F0,
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add_quirk, MMC_QUIRK_BROKEN_IRQ_POLLING),
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SDIO_FIXUP(SDIO_VENDOR_ID_MARVELL, SDIO_DEVICE_ID_MARVELL_8887WLAN,
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add_limit_rate_quirk, 150000000),
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END_FIXUP
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};
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static inline void mmc_fixup_device(struct mmc_card *card,
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const struct mmc_fixup *table)
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{
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const struct mmc_fixup *f;
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u64 rev = cid_rev_card(card);
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for (f = table; f->vendor_fixup; f++) {
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if ((f->manfid == CID_MANFID_ANY ||
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f->manfid == card->cid.manfid) &&
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(f->oemid == CID_OEMID_ANY ||
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f->oemid == card->cid.oemid) &&
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(f->name == CID_NAME_ANY ||
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!strncmp(f->name, card->cid.prod_name,
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sizeof(card->cid.prod_name))) &&
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(f->cis_vendor == card->cis.vendor ||
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f->cis_vendor == (u16) SDIO_ANY_ID) &&
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(f->cis_device == card->cis.device ||
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f->cis_device == (u16) SDIO_ANY_ID) &&
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(f->ext_csd_rev == EXT_CSD_REV_ANY ||
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f->ext_csd_rev == card->ext_csd.rev) &&
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rev >= f->rev_start && rev <= f->rev_end) {
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dev_dbg(&card->dev, "calling %pf\n", f->vendor_fixup);
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f->vendor_fixup(card, f->data);
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}
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}
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}
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