diff options
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/fsl_esdhc.c | 9 | ||||
| -rw-r--r-- | drivers/mmc/mmc.c | 76 | ||||
| -rw-r--r-- | drivers/mmc/sdhci.c | 6 |
3 files changed, 74 insertions, 17 deletions
diff --git a/drivers/mmc/fsl_esdhc.c b/drivers/mmc/fsl_esdhc.c index 861f4b9..973b19f 100644 --- a/drivers/mmc/fsl_esdhc.c +++ b/drivers/mmc/fsl_esdhc.c @@ -178,7 +178,7 @@ static int esdhc_setup_data(struct mmc *mmc, struct mmc_data *data) int timeout; struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; struct fsl_esdhc *regs = (struct fsl_esdhc *)cfg->esdhc_base; -#ifdef CONFIG_SYS_FSL_ESDHC_USE_PIO +#ifndef CONFIG_SYS_FSL_ESDHC_USE_PIO uint wml_value; wml_value = data->blocksize/4; @@ -310,6 +310,9 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) /* Figure out the transfer arguments */ xfertyp = esdhc_xfertyp(cmd, data); + /* Mask all irqs */ + esdhc_write32(®s->irqsigen, 0); + /* Send the command */ esdhc_write32(®s->cmdarg, cmd->cmdarg); #if defined(CONFIG_FSL_USDHC) @@ -320,15 +323,11 @@ esdhc_send_cmd(struct mmc *mmc, struct mmc_cmd *cmd, struct mmc_data *data) esdhc_write32(®s->xfertyp, xfertyp); #endif - /* Mask all irqs */ - esdhc_write32(®s->irqsigen, 0); - /* Wait for the command to complete */ while (!(esdhc_read32(®s->irqstat) & (IRQSTAT_CC | IRQSTAT_CTOE))) ; irqstat = esdhc_read32(®s->irqstat); - esdhc_write32(®s->irqstat, irqstat); /* Reset CMD and DATA portions on error */ if (irqstat & (CMD_ERR | IRQSTAT_CTOE)) { diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c index 0a2f535..e6a296a 100644 --- a/drivers/mmc/mmc.c +++ b/drivers/mmc/mmc.c @@ -301,10 +301,12 @@ mmc_write_blocks(struct mmc *mmc, ulong start, lbaint_t blkcnt, const void*src) return 0; } - if (blkcnt > 1) - cmd.cmdidx = MMC_CMD_WRITE_MULTIPLE_BLOCK; - else + if (blkcnt == 0) + return 0; + else if (blkcnt == 1) cmd.cmdidx = MMC_CMD_WRITE_SINGLE_BLOCK; + else + cmd.cmdidx = MMC_CMD_WRITE_MULTIPLE_BLOCK; if (mmc->high_capacity) cmd.cmdarg = start; @@ -700,16 +702,49 @@ static int mmc_change_freq(struct mmc *mmc) return 0; } +static int mmc_set_capacity(struct mmc *mmc, int part_num) +{ + switch (part_num) { + case 0: + mmc->capacity = mmc->capacity_user; + break; + case 1: + case 2: + mmc->capacity = mmc->capacity_boot; + break; + case 3: + mmc->capacity = mmc->capacity_rpmb; + break; + case 4: + case 5: + case 6: + case 7: + mmc->capacity = mmc->capacity_gp[part_num - 4]; + break; + default: + return -1; + } + + mmc->block_dev.lba = lldiv(mmc->capacity, mmc->read_bl_len); + + return 0; +} + int mmc_switch_part(int dev_num, unsigned int part_num) { struct mmc *mmc = find_mmc_device(dev_num); + int ret; if (!mmc) return -1; - return mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_PART_CONF, - (mmc->part_config & ~PART_ACCESS_MASK) - | (part_num & PART_ACCESS_MASK)); + ret = mmc_switch(mmc, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_PART_CONF, + (mmc->part_config & ~PART_ACCESS_MASK) + | (part_num & PART_ACCESS_MASK)); + if (ret) + return ret; + + return mmc_set_capacity(mmc, part_num); } int mmc_getcd(struct mmc *mmc) @@ -917,7 +952,7 @@ static void mmc_set_bus_width(struct mmc *mmc, uint width) static int mmc_startup(struct mmc *mmc) { - int err; + int err, i; uint mult, freq; u64 cmult, csize, capacity; struct mmc_cmd cmd; @@ -1035,8 +1070,12 @@ static int mmc_startup(struct mmc *mmc) cmult = (mmc->csd[2] & 0x00038000) >> 15; } - mmc->capacity = (csize + 1) << (cmult + 2); - mmc->capacity *= mmc->read_bl_len; + mmc->capacity_user = (csize + 1) << (cmult + 2); + mmc->capacity_user *= mmc->read_bl_len; + mmc->capacity_boot = 0; + mmc->capacity_rpmb = 0; + for (i = 0; i < 4; i++) + mmc->capacity_gp[i] = 0; if (mmc->read_bl_len > MMC_MAX_BLOCK_LEN) mmc->read_bl_len = MMC_MAX_BLOCK_LEN; @@ -1075,7 +1114,7 @@ static int mmc_startup(struct mmc *mmc) | ext_csd[EXT_CSD_SEC_CNT + 3] << 24; capacity *= MMC_MAX_BLOCK_LEN; if ((capacity >> 20) > 2 * 1024) - mmc->capacity = capacity; + mmc->capacity_user = capacity; } switch (ext_csd[EXT_CSD_REV]) { @@ -1117,8 +1156,25 @@ static int mmc_startup(struct mmc *mmc) if ((ext_csd[EXT_CSD_PARTITIONING_SUPPORT] & PART_SUPPORT) || ext_csd[EXT_CSD_BOOT_MULT]) mmc->part_config = ext_csd[EXT_CSD_PART_CONF]; + + mmc->capacity_boot = ext_csd[EXT_CSD_BOOT_MULT] << 17; + + mmc->capacity_rpmb = ext_csd[EXT_CSD_RPMB_MULT] << 17; + + for (i = 0; i < 4; i++) { + int idx = EXT_CSD_GP_SIZE_MULT + i * 3; + mmc->capacity_gp[i] = (ext_csd[idx + 2] << 16) + + (ext_csd[idx + 1] << 8) + ext_csd[idx]; + mmc->capacity_gp[i] *= + ext_csd[EXT_CSD_HC_ERASE_GRP_SIZE]; + mmc->capacity_gp[i] *= ext_csd[EXT_CSD_HC_WP_GRP_SIZE]; + } } + err = mmc_set_capacity(mmc, mmc->part_num); + if (err) + return err; + if (IS_SD(mmc)) err = sd_change_freq(mmc); else diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c index 1eaea04..c5631bf 100644 --- a/drivers/mmc/sdhci.c +++ b/drivers/mmc/sdhci.c @@ -486,8 +486,10 @@ int add_sdhci(struct sdhci_host *host, u32 max_clk, u32 min_clk) mmc->voltages |= host->voltages; mmc->host_caps = MMC_MODE_HS | MMC_MODE_HS_52MHz | MMC_MODE_4BIT; - if (caps & SDHCI_CAN_DO_8BIT) - mmc->host_caps |= MMC_MODE_8BIT; + if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300) { + if (caps & SDHCI_CAN_DO_8BIT) + mmc->host_caps |= MMC_MODE_8BIT; + } if (host->host_caps) mmc->host_caps |= host->host_caps; |