aada6276c6
There are two standard SD card slots on the Crown Bay board, which are connected to the Topcliff PCH SDIO controllers. Enable the SDHC support so that we can use them. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Acked-by: Simon Glass <sjg@chromium.org>
48 lines
993 B
C
48 lines
993 B
C
/*
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* Copyright (C) 2014, Bin Meng <bmeng.cn@gmail.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <errno.h>
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#include <malloc.h>
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#include <pci.h>
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#include <pci_ids.h>
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#include <sdhci.h>
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static struct pci_device_id mmc_supported[] = {
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{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TCF_SDIO_0 },
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{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_TCF_SDIO_1 },
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{ }
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};
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int cpu_mmc_init(bd_t *bis)
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{
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struct sdhci_host *mmc_host;
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pci_dev_t devbusfn;
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u32 iobase;
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int ret;
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int i;
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for (i = 0; i < ARRAY_SIZE(mmc_supported); i++) {
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devbusfn = pci_find_devices(mmc_supported, i);
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if (devbusfn == -1)
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return -ENODEV;
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mmc_host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host));
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if (!mmc_host)
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return -ENOMEM;
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mmc_host->name = "Topcliff SDHCI";
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pci_read_config_dword(devbusfn, PCI_BASE_ADDRESS_0, &iobase);
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mmc_host->ioaddr = (void *)iobase;
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mmc_host->quirks = 0;
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ret = add_sdhci(mmc_host, 0, 0);
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if (ret)
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return ret;
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}
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return 0;
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}
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