diff options
author | Simon Glass <sjg@chromium.org> | 2017-04-09 18:38:21 -0600 |
---|---|---|
committer | Bin Meng <bmeng.cn@gmail.com> | 2017-05-17 17:13:06 +0800 |
commit | ddb3ac3c716f56cead695444e65a7ba7b0946555 (patch) | |
tree | 16e5e4c4e0e8c6fe501891a6e70f18414d911a0b /drivers/mmc/pci_mmc.c | |
parent | 13c9d8482528b466a8c7b42be8baa33bafb08b0b (diff) |
x86: Convert MMC to driver model
Convert the pci_mmc driver over to driver model and migrate all x86 boards
that use it.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Tested-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'drivers/mmc/pci_mmc.c')
-rw-r--r-- | drivers/mmc/pci_mmc.c | 86 |
1 files changed, 60 insertions, 26 deletions
diff --git a/drivers/mmc/pci_mmc.c b/drivers/mmc/pci_mmc.c index e39b476834..6db89779ba 100644 --- a/drivers/mmc/pci_mmc.c +++ b/drivers/mmc/pci_mmc.c @@ -6,37 +6,71 @@ */ #include <common.h> +#include <dm.h> #include <errno.h> #include <malloc.h> +#include <mapmem.h> #include <sdhci.h> #include <asm/pci.h> -int pci_mmc_init(const char *name, struct pci_device_id *mmc_supported) +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 sdhci_host *mmc_host; - u32 iobase; + 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; + u32 ioaddr; int ret; - int i; - - for (i = 0; ; i++) { - struct udevice *dev; - - ret = pci_find_device_id(mmc_supported, i, &dev); - if (ret) - return ret; - mmc_host = malloc(sizeof(struct sdhci_host)); - if (!mmc_host) - return -ENOMEM; - - mmc_host->name = name; - dm_pci_read_config32(dev, PCI_BASE_ADDRESS_0, &iobase); - mmc_host->ioaddr = (void *)(ulong)iobase; - mmc_host->quirks = 0; - mmc_host->max_clk = 0; - ret = add_sdhci(mmc_host, 0, 0); - if (ret) - return ret; - } - - return 0; + + dm_pci_read_config32(dev, PCI_BASE_ADDRESS_0, &ioaddr); + host->ioaddr = map_sysmem(ioaddr, 0); + 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(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT_SDIO) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT_SD) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_BYT_EMMC2) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_QRK_SDIO) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TCF_SDIO_0) }, + { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TCF_SDIO_1) }, + {}, +}; + +U_BOOT_PCI_DEVICE(pci_mmc, mmc_supported); |