191785f70SSimon Glass /* 291785f70SSimon Glass * Copyright (C) 2015, Google, Inc 391785f70SSimon Glass * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com> 491785f70SSimon Glass * 591785f70SSimon Glass * SPDX-License-Identifier: GPL-2.0+ 691785f70SSimon Glass */ 791785f70SSimon Glass 891785f70SSimon Glass #include <common.h> 9*b7c6baefSSimon Glass #include <dm.h> 1091785f70SSimon Glass #include <errno.h> 1191785f70SSimon Glass #include <malloc.h> 12*b7c6baefSSimon Glass #include <mapmem.h> 1391785f70SSimon Glass #include <sdhci.h> 1491785f70SSimon Glass #include <asm/pci.h> 1591785f70SSimon Glass 16*b7c6baefSSimon Glass struct pci_mmc_plat { 17*b7c6baefSSimon Glass struct mmc_config cfg; 18*b7c6baefSSimon Glass struct mmc mmc; 19*b7c6baefSSimon Glass }; 20*b7c6baefSSimon Glass 21*b7c6baefSSimon Glass struct pci_mmc_priv { 22*b7c6baefSSimon Glass struct sdhci_host host; 23*b7c6baefSSimon Glass void *base; 24*b7c6baefSSimon Glass }; 25*b7c6baefSSimon Glass 26*b7c6baefSSimon Glass static int pci_mmc_probe(struct udevice *dev) 2791785f70SSimon Glass { 28*b7c6baefSSimon Glass struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev); 29*b7c6baefSSimon Glass struct pci_mmc_plat *plat = dev_get_platdata(dev); 30*b7c6baefSSimon Glass struct pci_mmc_priv *priv = dev_get_priv(dev); 31*b7c6baefSSimon Glass struct sdhci_host *host = &priv->host; 32*b7c6baefSSimon Glass u32 ioaddr; 3391785f70SSimon Glass int ret; 3491785f70SSimon Glass 35*b7c6baefSSimon Glass dm_pci_read_config32(dev, PCI_BASE_ADDRESS_0, &ioaddr); 36*b7c6baefSSimon Glass host->ioaddr = map_sysmem(ioaddr, 0); 37*b7c6baefSSimon Glass host->name = dev->name; 38*b7c6baefSSimon Glass ret = sdhci_setup_cfg(&plat->cfg, host, 0, 0); 394abe8e40SSimon Glass if (ret) 404abe8e40SSimon Glass return ret; 41*b7c6baefSSimon Glass host->mmc = &plat->mmc; 42*b7c6baefSSimon Glass host->mmc->priv = &priv->host; 43*b7c6baefSSimon Glass host->mmc->dev = dev; 44*b7c6baefSSimon Glass upriv->mmc = host->mmc; 4591785f70SSimon Glass 46*b7c6baefSSimon Glass return sdhci_probe(dev); 4791785f70SSimon Glass } 4891785f70SSimon Glass 49*b7c6baefSSimon Glass static int pci_mmc_bind(struct udevice *dev) 50*b7c6baefSSimon Glass { 51*b7c6baefSSimon Glass struct pci_mmc_plat *plat = dev_get_platdata(dev); 52*b7c6baefSSimon Glass 53*b7c6baefSSimon Glass return sdhci_bind(dev, &plat->mmc, &plat->cfg); 5491785f70SSimon Glass } 55*b7c6baefSSimon Glass 56*b7c6baefSSimon Glass U_BOOT_DRIVER(pci_mmc) = { 57*b7c6baefSSimon Glass .name = "pci_mmc", 58*b7c6baefSSimon Glass .id = UCLASS_MMC, 59*b7c6baefSSimon Glass .bind = pci_mmc_bind, 60*b7c6baefSSimon Glass .probe = pci_mmc_probe, 61*b7c6baefSSimon Glass .ops = &sdhci_ops, 62*b7c6baefSSimon Glass .priv_auto_alloc_size = sizeof(struct pci_mmc_priv), 63*b7c6baefSSimon Glass .platdata_auto_alloc_size = sizeof(struct pci_mmc_plat), 64*b7c6baefSSimon Glass }; 65*b7c6baefSSimon Glass 66*b7c6baefSSimon Glass static struct pci_device_id mmc_supported[] = { 67*b7c6baefSSimon Glass { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT_SDIO) }, 68*b7c6baefSSimon Glass { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT_SD) }, 69*b7c6baefSSimon Glass { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT_EMMC2) }, 70*b7c6baefSSimon Glass { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_QRK_SDIO) }, 71*b7c6baefSSimon Glass { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TCF_SDIO_0) }, 72*b7c6baefSSimon Glass { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TCF_SDIO_1) }, 73*b7c6baefSSimon Glass {}, 74*b7c6baefSSimon Glass }; 75*b7c6baefSSimon Glass 76*b7c6baefSSimon Glass U_BOOT_PCI_DEVICE(pci_mmc, mmc_supported); 77