1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2017 Intel Corporation
9 #include <linux/sizes.h>
14 #define SDHCI_TANGIER_FMAX 200000000
15 #define SDHCI_TANGIER_FMIN 400000
17 struct sdhci_tangier_plat {
18 struct mmc_config cfg;
23 static int sdhci_tangier_bind(struct udevice *dev)
25 struct sdhci_tangier_plat *plat = dev_get_platdata(dev);
27 return sdhci_bind(dev, &plat->mmc, &plat->cfg);
30 static int sdhci_tangier_probe(struct udevice *dev)
32 struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
33 struct sdhci_tangier_plat *plat = dev_get_platdata(dev);
34 struct sdhci_host *host = dev_get_priv(dev);
38 base = devfdt_get_addr(dev);
39 if (base == FDT_ADDR_T_NONE)
42 plat->ioaddr = devm_ioremap(dev, base, SZ_1K);
46 host->name = dev->name;
47 host->ioaddr = plat->ioaddr;
48 host->quirks = SDHCI_QUIRK_NO_HISPD_BIT | SDHCI_QUIRK_BROKEN_VOLTAGE |
49 SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_WAIT_SEND_CMD;
51 /* MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195 */
52 host->voltages = MMC_VDD_165_195;
54 host->mmc = &plat->mmc;
56 ret = sdhci_setup_cfg(&plat->cfg, host, SDHCI_TANGIER_FMAX,
61 upriv->mmc = &plat->mmc;
62 host->mmc->priv = host;
64 return sdhci_probe(dev);
67 static const struct udevice_id sdhci_tangier_match[] = {
68 { .compatible = "intel,sdhci-tangier" },
72 U_BOOT_DRIVER(sdhci_tangier) = {
73 .name = "sdhci-tangier",
75 .of_match = sdhci_tangier_match,
76 .bind = sdhci_tangier_bind,
77 .probe = sdhci_tangier_probe,
79 .priv_auto_alloc_size = sizeof(struct sdhci_host),
80 .platdata_auto_alloc_size = sizeof(struct sdhci_tangier_plat),