diff options
author | Simon Glass <sjg@chromium.org> | 2015-01-28 05:13:39 (GMT) |
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committer | Simon Glass <sjg@chromium.org> | 2015-02-06 19:07:36 (GMT) |
commit | 91785f70b9b7ebfd1a2da4772a8268b36f58fa3d (patch) | |
tree | 648c8dd82f5d7f8a10b0083a631b6c8dfb56d440 /drivers/mmc | |
parent | 7b02bf3c7dc74ab29e5c5f826cc0cfd141e41f2d (diff) | |
download | u-boot-91785f70b9b7ebfd1a2da4772a8268b36f58fa3d.tar.xz |
x86: mmc: Move common FSP functions into a common file
Since these board functions seem to be the same for all boards which use
FSP, move them into a common file. We can adjust this later if future FSPs
need more flexibility.
This creates a generic PCI MMC device.
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')
-rw-r--r-- | drivers/mmc/Makefile | 1 | ||||
-rw-r--r-- | drivers/mmc/pci_mmc.c | 42 |
2 files changed, 43 insertions, 0 deletions
diff --git a/drivers/mmc/Makefile b/drivers/mmc/Makefile index 4ba5878..ed73687 100644 --- a/drivers/mmc/Makefile +++ b/drivers/mmc/Makefile @@ -24,6 +24,7 @@ obj-$(CONFIG_MVEBU_MMC) += mvebu_mmc.o obj-$(CONFIG_MXC_MMC) += mxcmmc.o obj-$(CONFIG_MXS_MMC) += mxsmmc.o obj-$(CONFIG_OMAP_HSMMC) += omap_hsmmc.o +obj-$(CONFIG_X86) += pci_mmc.o obj-$(CONFIG_PXA_MMC_GENERIC) += pxa_mmc_gen.o obj-$(CONFIG_SUPPORT_EMMC_RPMB) += rpmb.o obj-$(CONFIG_S3C_SDI) += s3c_sdi.o diff --git a/drivers/mmc/pci_mmc.c b/drivers/mmc/pci_mmc.c new file mode 100644 index 0000000..37171bf --- /dev/null +++ b/drivers/mmc/pci_mmc.c @@ -0,0 +1,42 @@ +/* + * Copyright (C) 2015, Google, Inc + * Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <errno.h> +#include <malloc.h> +#include <sdhci.h> +#include <asm/pci.h> + +int pci_mmc_init(const char *name, struct pci_device_id *mmc_supported, + int num_ids) +{ + struct sdhci_host *mmc_host; + pci_dev_t devbusfn; + u32 iobase; + int ret; + int i; + + for (i = 0; i < num_ids; i++) { + devbusfn = pci_find_devices(mmc_supported, i); + if (devbusfn == -1) + return -ENODEV; + + mmc_host = malloc(sizeof(struct sdhci_host)); + if (!mmc_host) + return -ENOMEM; + + mmc_host->name = (char *)name; + pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, &iobase); + mmc_host->ioaddr = (void *)iobase; + mmc_host->quirks = 0; + ret = add_sdhci(mmc_host, 0, 0); + if (ret) + return ret; + } + + return 0; +} |