diff options
| author | Alexander Shiyan <shc_work@mail.ru> | 2014-05-03 08:55:17 +0200 |
|---|---|---|
| committer | Chris Ball <chris@printf.net> | 2014-05-13 00:08:24 +0200 |
| commit | bc3c17711e5a6d3b1d1cf7f6b3fe081d81d68dcb (patch) | |
| tree | 61ab0dd4199168f69fa172e01106426ffc527492 /drivers/mmc/host/mxcmmc.c | |
| parent | mmc: atmel: don't test host->data (diff) | |
| download | linux-bc3c17711e5a6d3b1d1cf7f6b3fe081d81d68dcb.tar.xz linux-bc3c17711e5a6d3b1d1cf7f6b3fe081d81d68dcb.zip | |
mmc: mxcmmc: Use mmc_regulator_get_supply() API
This patch replaces regulator manipulation with
mmc_regulator_get_supply() function from MMC core.
Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Chris Ball <chris@printf.net>
Diffstat (limited to 'drivers/mmc/host/mxcmmc.c')
| -rw-r--r-- | drivers/mmc/host/mxcmmc.c | 44 |
1 files changed, 17 insertions, 27 deletions
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c index 86401c09e357..ed1cb93c3784 100644 --- a/drivers/mmc/host/mxcmmc.c +++ b/drivers/mmc/host/mxcmmc.c @@ -153,8 +153,6 @@ struct mxcmci_host { struct work_struct datawork; spinlock_t lock; - struct regulator *vcc; - int burstlen; int dmareq; struct dma_slave_config dma_slave_config; @@ -240,30 +238,15 @@ static inline void mxcmci_writew(struct mxcmci_host *host, u16 val, int reg) static void mxcmci_set_clk_rate(struct mxcmci_host *host, unsigned int clk_ios); -static void mxcmci_init_ocr(struct mxcmci_host *host) +static void mxcmci_set_power(struct mxcmci_host *host, unsigned int vdd) { - host->vcc = devm_regulator_get(mmc_dev(host->mmc), "vmmc"); - if (IS_ERR(host->vcc)) { - if (host->pdata && host->pdata->ocr_avail) - host->mmc->ocr_avail = host->pdata->ocr_avail; - else - host->mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34; - } else { - host->mmc->ocr_avail = mmc_regulator_get_ocrmask(host->vcc); - if (host->pdata && host->pdata->ocr_avail) - dev_warn(mmc_dev(host->mmc), - "pdata->ocr_avail will not be used\n"); - } -} - -static void mxcmci_set_power(struct mxcmci_host *host, unsigned char power_mode, - unsigned int vdd) -{ - if (!IS_ERR(host->vcc)) { - if (power_mode == MMC_POWER_UP) - mmc_regulator_set_ocr(host->mmc, host->vcc, vdd); - else if (power_mode == MMC_POWER_OFF) - mmc_regulator_set_ocr(host->mmc, host->vcc, 0); + if (!IS_ERR(host->mmc->supply.vmmc)) { + if (host->power_mode == MMC_POWER_UP) + mmc_regulator_set_ocr(host->mmc, + host->mmc->supply.vmmc, vdd); + else if (host->power_mode == MMC_POWER_OFF) + mmc_regulator_set_ocr(host->mmc, + host->mmc->supply.vmmc, 0); } if (host->pdata && host->pdata->setpower) @@ -902,8 +885,8 @@ static void mxcmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) host->cmdat &= ~CMD_DAT_CONT_BUS_WIDTH_4; if (host->power_mode != ios->power_mode) { - mxcmci_set_power(host, ios->power_mode, ios->vdd); host->power_mode = ios->power_mode; + mxcmci_set_power(host, ios->vdd); if (ios->power_mode == MMC_POWER_ON) host->cmdat |= CMD_DAT_CONT_INIT; @@ -1100,7 +1083,14 @@ static int mxcmci_probe(struct platform_device *pdev) && !of_property_read_bool(pdev->dev.of_node, "cd-gpios")) dat3_card_detect = true; - mxcmci_init_ocr(host); + ret = mmc_regulator_get_supply(mmc); + if (ret) { + if (pdata && ret != -EPROBE_DEFER) + mmc->ocr_avail = pdata->ocr_avail ? : + MMC_VDD_32_33 | MMC_VDD_33_34; + else + goto out_free; + } if (dat3_card_detect) host->default_irq_mask = |