Lines Matching refs:mmc
367 static int mmci_card_busy(struct mmc_host *mmc) in mmci_card_busy() argument
369 struct mmci_host *host = mmc_priv(mmc); in mmci_card_busy()
480 host->mmc->actual_clock = host->cclk; in mmci_set_clkreg()
482 if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_4) in mmci_set_clkreg()
484 if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_8) in mmci_set_clkreg()
487 if (host->mmc->ios.timing == MMC_TIMING_UHS_DDR50 || in mmci_set_clkreg()
488 host->mmc->ios.timing == MMC_TIMING_MMC_DDR52) in mmci_set_clkreg()
527 dev_err(mmc_dev(host->mmc), in mmci_validate_data()
587 dev_vdbg(mmc_dev(host->mmc), in mmci_dma_start()
636 mmc_request_done(host->mmc, mrq); in mmci_request_end()
767 dev_dbg(mmc_dev(host->mmc), in ux500_busy_complete()
789 dev_dbg(mmc_dev(host->mmc), in ux500_busy_complete()
804 dev_dbg(mmc_dev(host->mmc), in ux500_busy_complete()
811 dev_dbg(mmc_dev(host->mmc), "fell through on state %d, CMD%02x\n", in ux500_busy_complete()
844 dmae = devm_kzalloc(mmc_dev(host->mmc), sizeof(*dmae), GFP_KERNEL); in mmci_dmae_setup()
850 dmae->rx_channel = dma_request_chan(mmc_dev(host->mmc), "rx"); in mmci_dmae_setup()
857 dmae->tx_channel = dma_request_chan(mmc_dev(host->mmc), "tx"); in mmci_dmae_setup()
860 dev_warn(mmc_dev(host->mmc), in mmci_dmae_setup()
883 dev_info(mmc_dev(host->mmc), "DMA channels RX %s, TX %s\n", in mmci_dmae_setup()
894 if (max_seg_size < host->mmc->max_seg_size) in mmci_dmae_setup()
895 host->mmc->max_seg_size = max_seg_size; in mmci_dmae_setup()
901 if (max_seg_size < host->mmc->max_seg_size) in mmci_dmae_setup()
902 host->mmc->max_seg_size = max_seg_size; in mmci_dmae_setup()
949 dev_err(mmc_dev(host->mmc), "error during DMA transfer!\n"); in mmci_dmae_error()
995 dev_err(mmc_dev(host->mmc), "buggy DMA detected. Taking evasive action.\n"); in mmci_dmae_finalize()
1203 static void mmci_pre_request(struct mmc_host *mmc, struct mmc_request *mrq) in mmci_pre_request() argument
1205 struct mmci_host *host = mmc_priv(mmc); in mmci_pre_request()
1219 static void mmci_post_request(struct mmc_host *mmc, struct mmc_request *mrq, in mmci_post_request() argument
1222 struct mmci_host *host = mmc_priv(mmc); in mmci_post_request()
1238 dev_dbg(mmc_dev(host->mmc), "blksz %04x blks %04x flags %08x\n", in mmci_start_data()
1257 if (host->mmc->card && mmc_card_sdio(host->mmc->card)) { in mmci_start_data()
1278 if (host->mmc->ios.timing == MMC_TIMING_UHS_DDR50 || in mmci_start_data()
1279 host->mmc->ios.timing == MMC_TIMING_MMC_DDR52) in mmci_start_data()
1322 dev_dbg(mmc_dev(host->mmc), "op %02x arg %08x flags %08x\n", in mmci_start_command()
1352 if (cmd->busy_timeout > host->mmc->max_busy_timeout) in mmci_start_command()
1353 clks = (unsigned long long)host->mmc->max_busy_timeout * host->cclk; in mmci_start_command()
1417 dev_dbg(mmc_dev(host->mmc), "MCI ERROR IRQ, status 0x%08x at 0x%08x\n", in mmci_data_irq()
1440 dev_err(mmc_dev(host->mmc), "stray MCI_DATABLOCKEND interrupt\n"); in mmci_data_irq()
1572 dev_err(mmc_dev(host->mmc), in ux500_busy_timeout_work()
1576 dev_err(mmc_dev(host->mmc), in ux500_busy_timeout_work()
1702 dev_dbg(mmc_dev(host->mmc), "irq1 (pio) %08x\n", status); in mmci_pio_irq()
1798 dev_dbg(mmc_dev(host->mmc), "irq0 (data+cmd) %08x\n", status); in mmci_irq()
1852 static void mmci_request(struct mmc_host *mmc, struct mmc_request *mrq) in mmci_request() argument
1854 struct mmci_host *host = mmc_priv(mmc); in mmci_request()
1861 mmc_request_done(mmc, mrq); in mmci_request()
1884 static void mmci_set_max_busy_timeout(struct mmc_host *mmc) in mmci_set_max_busy_timeout() argument
1886 struct mmci_host *host = mmc_priv(mmc); in mmci_set_max_busy_timeout()
1892 if (host->variant->busy_timeout && mmc->actual_clock) in mmci_set_max_busy_timeout()
1893 max_busy_timeout = U32_MAX / DIV_ROUND_UP(mmc->actual_clock, in mmci_set_max_busy_timeout()
1896 mmc->max_busy_timeout = max_busy_timeout; in mmci_set_max_busy_timeout()
1899 static void mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) in mmci_set_ios() argument
1901 struct mmci_host *host = mmc_priv(mmc); in mmci_set_ios()
1909 if (!IS_ERR(mmc->supply.vmmc)) in mmci_set_ios()
1910 mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, 0); in mmci_set_ios()
1912 if (!IS_ERR(mmc->supply.vqmmc) && host->vqmmc_enabled) { in mmci_set_ios()
1913 regulator_disable(mmc->supply.vqmmc); in mmci_set_ios()
1919 if (!IS_ERR(mmc->supply.vmmc)) in mmci_set_ios()
1920 mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, ios->vdd); in mmci_set_ios()
1931 if (!IS_ERR(mmc->supply.vqmmc) && !host->vqmmc_enabled) { in mmci_set_ios()
1932 ret = regulator_enable(mmc->supply.vqmmc); in mmci_set_ios()
1934 dev_err(mmc_dev(mmc), in mmci_set_ios()
1971 pinctrl_select_default_state(mmc_dev(mmc)); in mmci_set_ios()
1985 dev_err(mmc_dev(host->mmc), in mmci_set_ios()
1999 mmci_set_max_busy_timeout(mmc); in mmci_set_ios()
2011 static int mmci_get_cd(struct mmc_host *mmc) in mmci_get_cd() argument
2013 struct mmci_host *host = mmc_priv(mmc); in mmci_get_cd()
2015 unsigned int status = mmc_gpio_get_cd(mmc); in mmci_get_cd()
2021 status = plat->status(mmc_dev(host->mmc)); in mmci_get_cd()
2026 static int mmci_sig_volt_switch(struct mmc_host *mmc, struct mmc_ios *ios) in mmci_sig_volt_switch() argument
2028 struct mmci_host *host = mmc_priv(mmc); in mmci_sig_volt_switch()
2031 ret = mmc_regulator_set_vqmmc(mmc, ios); in mmci_sig_volt_switch()
2039 dev_warn(mmc_dev(mmc), "Voltage switch failed\n"); in mmci_sig_volt_switch()
2054 static void mmci_probe_level_translator(struct mmc_host *mmc) in mmci_probe_level_translator() argument
2056 struct device *dev = mmc_dev(mmc); in mmci_probe_level_translator()
2057 struct mmci_host *host = mmc_priv(mmc); in mmci_probe_level_translator()
2113 static int mmci_of_parse(struct device_node *np, struct mmc_host *mmc) in mmci_of_parse() argument
2115 struct mmci_host *host = mmc_priv(mmc); in mmci_of_parse()
2116 int ret = mmc_of_parse(mmc); in mmci_of_parse()
2138 mmci_probe_level_translator(mmc); in mmci_of_parse()
2141 mmc->caps |= MMC_CAP_MMC_HIGHSPEED; in mmci_of_parse()
2143 mmc->caps |= MMC_CAP_SD_HIGHSPEED; in mmci_of_parse()
2155 struct mmc_host *mmc; in mmci_probe() local
2170 mmc = mmc_alloc_host(sizeof(struct mmci_host), &dev->dev); in mmci_probe()
2171 if (!mmc) in mmci_probe()
2174 host = mmc_priv(mmc); in mmci_probe()
2175 host->mmc = mmc; in mmci_probe()
2177 mmc->ops = &mmci_ops; in mmci_probe()
2179 ret = mmci_of_parse(np, mmc); in mmci_probe()
2198 dev_err(mmc_dev(mmc), "Can't select opendrain pins\n"); in mmci_probe()
2206 dev_dbg(mmc_dev(mmc), "designer ID = 0x%02x\n", host->hw_designer); in mmci_probe()
2207 dev_dbg(mmc_dev(mmc), "revision = 0x%01x\n", host->hw_revision); in mmci_probe()
2237 dev_dbg(mmc_dev(mmc), "eventual mclk rate: %u Hz\n", in mmci_probe()
2258 mmc->f_min = DIV_ROUND_UP(host->mclk, 257); in mmci_probe()
2260 mmc->f_min = DIV_ROUND_UP(host->mclk, 2046); in mmci_probe()
2262 mmc->f_min = clk_round_rate(host->clk, 100000); in mmci_probe()
2264 mmc->f_min = DIV_ROUND_UP(host->mclk, 512); in mmci_probe()
2271 if (mmc->f_max) in mmci_probe()
2272 mmc->f_max = variant->explicit_mclk_control ? in mmci_probe()
2273 min(variant->f_max, mmc->f_max) : in mmci_probe()
2274 min(host->mclk, mmc->f_max); in mmci_probe()
2276 mmc->f_max = variant->explicit_mclk_control ? in mmci_probe()
2280 dev_dbg(mmc_dev(mmc), "clocking block at %u Hz\n", mmc->f_max); in mmci_probe()
2289 dev_err(mmc_dev(mmc), "failed to de-assert reset\n"); in mmci_probe()
2292 ret = mmc_regulator_get_supply(mmc); in mmci_probe()
2296 if (!mmc->ocr_avail) in mmci_probe()
2297 mmc->ocr_avail = plat->ocr_mask; in mmci_probe()
2299 dev_warn(mmc_dev(mmc), "Platform OCR mask is ignored\n"); in mmci_probe()
2302 mmc->caps |= MMC_CAP_CMD23; in mmci_probe()
2316 mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY; in mmci_probe()
2321 mmc->caps |= MMC_CAP_NEED_RSP_BUSY; in mmci_probe()
2329 mmc->pm_caps |= MMC_PM_KEEP_POWER; in mmci_probe()
2334 mmc->max_segs = NR_SG; in mmci_probe()
2341 mmc->max_req_size = (1 << variant->datalength_bits) - 1; in mmci_probe()
2347 mmc->max_seg_size = mmc->max_req_size; in mmci_probe()
2352 mmc->max_blk_size = 1 << variant->datactrl_blocksz; in mmci_probe()
2358 mmc->max_blk_count = mmc->max_req_size >> variant->datactrl_blocksz; in mmci_probe()
2377 ret = mmc_gpiod_request_cd(mmc, "cd", 0, false, 0); in mmci_probe()
2381 ret = mmc_gpiod_request_ro(mmc, "wp", 0, 0); in mmci_probe()
2407 amba_set_drvdata(dev, mmc); in mmci_probe()
2410 mmc_hostname(mmc), amba_part(dev), amba_manf(dev), in mmci_probe()
2419 ret = mmc_add_host(mmc); in mmci_probe()
2429 mmc_free_host(mmc); in mmci_probe()
2435 struct mmc_host *mmc = amba_get_drvdata(dev); in mmci_remove() local
2437 if (mmc) { in mmci_remove()
2438 struct mmci_host *host = mmc_priv(mmc); in mmci_remove()
2447 mmc_remove_host(mmc); in mmci_remove()
2459 mmc_free_host(mmc); in mmci_remove()
2502 struct mmc_host *mmc = amba_get_drvdata(adev); in mmci_runtime_suspend() local
2504 if (mmc) { in mmci_runtime_suspend()
2505 struct mmci_host *host = mmc_priv(mmc); in mmci_runtime_suspend()
2517 struct mmc_host *mmc = amba_get_drvdata(adev); in mmci_runtime_resume() local
2519 if (mmc) { in mmci_runtime_resume()
2520 struct mmci_host *host = mmc_priv(mmc); in mmci_runtime_resume()