upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
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u-boot/drivers/mmc/pci_mmc.c

69 lines
1.5 KiB

// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2015, Google, Inc
* Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
*/
#include <common.h>
#include <dm.h>
#include <errno.h>
#include <malloc.h>
#include <mapmem.h>
#include <sdhci.h>
#include <asm/pci.h>
struct pci_mmc_plat {
struct mmc_config cfg;
struct mmc mmc;
};
struct pci_mmc_priv {
struct sdhci_host host;
void *base;
};
static int pci_mmc_probe(struct udevice *dev)
{
struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
struct pci_mmc_plat *plat = dev_get_platdata(dev);
struct pci_mmc_priv *priv = dev_get_priv(dev);
struct sdhci_host *host = &priv->host;
int ret;
host->ioaddr = (void *)dm_pci_map_bar(dev, PCI_BASE_ADDRESS_0,
PCI_REGION_MEM);
host->name = dev->name;
ret = sdhci_setup_cfg(&plat->cfg, host, 0, 0);
if (ret)
return ret;
host->mmc = &plat->mmc;
host->mmc->priv = &priv->host;
host->mmc->dev = dev;
upriv->mmc = host->mmc;
return sdhci_probe(dev);
}
static int pci_mmc_bind(struct udevice *dev)
{
struct pci_mmc_plat *plat = dev_get_platdata(dev);
return sdhci_bind(dev, &plat->mmc, &plat->cfg);
}
U_BOOT_DRIVER(pci_mmc) = {
.name = "pci_mmc",
.id = UCLASS_MMC,
.bind = pci_mmc_bind,
.probe = pci_mmc_probe,
.ops = &sdhci_ops,
.priv_auto_alloc_size = sizeof(struct pci_mmc_priv),
.platdata_auto_alloc_size = sizeof(struct pci_mmc_plat),
};
static struct pci_device_id mmc_supported[] = {
{ PCI_DEVICE_CLASS(PCI_CLASS_SYSTEM_SDHCI << 8, 0xffff00) },
{},
};
U_BOOT_PCI_DEVICE(pci_mmc, mmc_supported);