23 #include <linux/mmc/host.h>
24 #include <linux/mmc/mmc.h>
25 #include <linux/mmc/sd.h>
77 	struct mmc_host *mmc;  member
126 	struct device *dev = mmc_dev(host->mmc);  in litex_mmc_send_cmd()
235 static int litex_mmc_get_cd(struct mmc_host *mmc)  in litex_mmc_get_cd()  argument
237 	struct litex_mmc_host *host = mmc_priv(mmc);  in litex_mmc_get_cd()
240 	if (!mmc_card_is_removable(mmc))  in litex_mmc_get_cd()
255 	struct mmc_host *mmc = arg;  in litex_mmc_interrupt()  local
256 	struct litex_mmc_host *host = mmc_priv(mmc);  in litex_mmc_interrupt()
264 		mmc_detect_change(mmc, msecs_to_jiffies(10));  in litex_mmc_interrupt()
294 	struct device *dev = mmc_dev(host->mmc);  in litex_mmc_do_dma()
338 static void litex_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq)  in litex_mmc_request()  argument
340 	struct litex_mmc_host *host = mmc_priv(mmc);  in litex_mmc_request()
341 	struct device *dev = mmc_dev(mmc);  in litex_mmc_request()
353 	if (!litex_mmc_get_cd(mmc)) {  in litex_mmc_request()
355 		mmc_request_done(mmc, mrq);  in litex_mmc_request()
366 			mmc_request_done(mmc, mrq);  in litex_mmc_request()
375 		 * transfer, earlier than when the mmc subsystem would normally  in litex_mmc_request()
381 			mmc_request_done(mmc, mrq);  in litex_mmc_request()
424 		data->bytes_xfered = min(len, mmc->max_req_size);  in litex_mmc_request()
431 	mmc_request_done(mmc, mrq);  in litex_mmc_request()
436 	struct device *dev = mmc_dev(host->mmc);  in litex_mmc_setclk()
448 static void litex_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)  in litex_mmc_set_ios()  argument
450 	struct litex_mmc_host *host = mmc_priv(mmc);  in litex_mmc_set_ios()
454 	 * the mmc core sends its own acmd6 bus-width change notification,  in litex_mmc_set_ios()
473 	struct device *dev = mmc_dev(host->mmc);  in litex_mmc_irq_init()
491 			       "litex-mmc", host->mmc);  in litex_mmc_irq_init()
504 	host->mmc->caps |= MMC_CAP_NEEDS_POLL;  in litex_mmc_irq_init()
509 static void litex_mmc_free_host_wrapper(void *mmc)  in litex_mmc_free_host_wrapper()  argument
511 	mmc_free_host(mmc);  in litex_mmc_free_host_wrapper()
518 	struct mmc_host *mmc;  in litex_mmc_probe()  local
528 	mmc = mmc_alloc_host(sizeof(struct litex_mmc_host), dev);  in litex_mmc_probe()
529 	if (!mmc)  in litex_mmc_probe()
532 	ret = devm_add_action_or_reset(dev, litex_mmc_free_host_wrapper, mmc);  in litex_mmc_probe()
537 	host = mmc_priv(mmc);  in litex_mmc_probe()
538 	host->mmc = mmc;  in litex_mmc_probe()
550 	 * than when the mmc subsystem would normally get around to it!  in litex_mmc_probe()
560 	host->buf_size = mmc->max_req_size * 2;  in litex_mmc_probe()
591 	mmc->ops = &litex_mmc_ops;  in litex_mmc_probe()
593 	ret = mmc_regulator_get_supply(mmc);  in litex_mmc_probe()
594 	if (ret || mmc->ocr_avail == 0) {  in litex_mmc_probe()
596 		mmc->ocr_avail = MMC_VDD_32_33 | MMC_VDD_33_34;  in litex_mmc_probe()
603 	mmc->f_min = 12.5e6;  in litex_mmc_probe()
604 	mmc->f_max = 50e6;  in litex_mmc_probe()
606 	ret = mmc_of_parse(mmc);  in litex_mmc_probe()
611 	mmc->caps &= ~MMC_CAP_8_BIT_DATA;  in litex_mmc_probe()
612 	mmc->caps |= MMC_CAP_4_BIT_DATA;  in litex_mmc_probe()
615 	mmc->caps |= MMC_CAP_WAIT_WHILE_BUSY |  in litex_mmc_probe()
618 	mmc->caps2 |= MMC_CAP2_NO_WRITE_PROTECT |  in litex_mmc_probe()
624 	ret = mmc_add_host(mmc);  in litex_mmc_probe()
628 	dev_info(dev, "LiteX MMC controller initialized.\n");  in litex_mmc_probe()
636 	mmc_remove_host(host->mmc);  in litex_mmc_remove()
640 	{ .compatible = "litex,mmc" },
649 		.name = "litex-mmc",