2 * Copyright (c) 2017 Intel Corporation
4 * SPDX-License-Identifier: GPL-2.0+
10 #include <linux/sizes.h>
15 #define SDHCI_TANGIER_FMAX 200000000
16 #define SDHCI_TANGIER_FMIN 400000
18 struct sdhci_tangier_plat
{
19 struct mmc_config cfg
;
24 static int sdhci_tangier_bind(struct udevice
*dev
)
26 struct sdhci_tangier_plat
*plat
= dev_get_platdata(dev
);
28 return sdhci_bind(dev
, &plat
->mmc
, &plat
->cfg
);
31 static int sdhci_tangier_probe(struct udevice
*dev
)
33 struct mmc_uclass_priv
*upriv
= dev_get_uclass_priv(dev
);
34 struct sdhci_tangier_plat
*plat
= dev_get_platdata(dev
);
35 struct sdhci_host
*host
= dev_get_priv(dev
);
39 base
= devfdt_get_addr(dev
);
40 if (base
== FDT_ADDR_T_NONE
)
43 plat
->ioaddr
= devm_ioremap(dev
, base
, SZ_1K
);
47 host
->name
= dev
->name
;
48 host
->ioaddr
= plat
->ioaddr
;
49 host
->quirks
= SDHCI_QUIRK_NO_HISPD_BIT
| SDHCI_QUIRK_BROKEN_VOLTAGE
|
50 SDHCI_QUIRK_32BIT_DMA_ADDR
| SDHCI_QUIRK_WAIT_SEND_CMD
;
52 /* MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195 */
53 host
->voltages
= MMC_VDD_165_195
;
55 ret
= sdhci_setup_cfg(&plat
->cfg
, host
, SDHCI_TANGIER_FMAX
,
60 upriv
->mmc
= &plat
->mmc
;
61 host
->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
),