mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-06-09 23:36:03 +09:00
caa4daa2ae
We use 'priv' for private data but often use 'platdata' for platform data. We can't really use 'pdata' since that is ambiguous (it could mean private or platform data). Rename some of the latter variables to end with 'plat' for consistency. Signed-off-by: Simon Glass <sjg@chromium.org>
82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2017 Intel Corporation
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*/
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#include <common.h>
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#include <dm.h>
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#include <dm/device.h>
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#include <linux/io.h>
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#include <linux/sizes.h>
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#include <malloc.h>
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#include <mmc.h>
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#include <sdhci.h>
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#define SDHCI_TANGIER_FMAX 200000000
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#define SDHCI_TANGIER_FMIN 400000
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struct sdhci_tangier_plat {
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struct mmc_config cfg;
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struct mmc mmc;
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void __iomem *ioaddr;
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};
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static int sdhci_tangier_bind(struct udevice *dev)
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{
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struct sdhci_tangier_plat *plat = dev_get_platdata(dev);
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return sdhci_bind(dev, &plat->mmc, &plat->cfg);
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}
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static int sdhci_tangier_probe(struct udevice *dev)
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{
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struct mmc_uclass_priv *upriv = dev_get_uclass_priv(dev);
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struct sdhci_tangier_plat *plat = dev_get_platdata(dev);
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struct sdhci_host *host = dev_get_priv(dev);
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fdt_addr_t base;
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int ret;
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base = dev_read_addr(dev);
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if (base == FDT_ADDR_T_NONE)
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return -EINVAL;
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plat->ioaddr = devm_ioremap(dev, base, SZ_1K);
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if (!plat->ioaddr)
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return -ENOMEM;
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host->name = dev->name;
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host->ioaddr = plat->ioaddr;
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host->quirks = SDHCI_QUIRK_NO_HISPD_BIT | SDHCI_QUIRK_BROKEN_VOLTAGE |
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SDHCI_QUIRK_32BIT_DMA_ADDR | SDHCI_QUIRK_WAIT_SEND_CMD;
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/* MMC_VDD_32_33 | MMC_VDD_33_34 | MMC_VDD_165_195 */
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host->voltages = MMC_VDD_165_195;
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host->mmc = &plat->mmc;
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host->mmc->dev = dev;
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ret = sdhci_setup_cfg(&plat->cfg, host, SDHCI_TANGIER_FMAX,
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SDHCI_TANGIER_FMIN);
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if (ret)
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return ret;
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upriv->mmc = &plat->mmc;
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host->mmc->priv = host;
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return sdhci_probe(dev);
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}
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static const struct udevice_id sdhci_tangier_match[] = {
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{ .compatible = "intel,sdhci-tangier" },
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{ /* sentinel */ }
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};
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U_BOOT_DRIVER(sdhci_tangier) = {
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.name = "sdhci-tangier",
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.id = UCLASS_MMC,
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.of_match = sdhci_tangier_match,
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.bind = sdhci_tangier_bind,
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.probe = sdhci_tangier_probe,
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.ops = &sdhci_ops,
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.priv_auto = sizeof(struct sdhci_host),
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.plat_auto = sizeof(struct sdhci_tangier_plat),
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};
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