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@@ -0,0 +1,90 @@
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+// SPDX-License-Identifier: GPL-2.0+
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+/*
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+ * Copyright 2019 IBM Corp.
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+ * Eddie James <eajames@linux.ibm.com>
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+ */
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+
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+#include <common.h>
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+#include <clk.h>
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+#include <dm.h>
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+#include <malloc.h>
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+#include <sdhci.h>
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+
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+struct aspeed_sdhci_plat {
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+ struct mmc_config cfg;
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+ struct mmc mmc;
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+};
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+
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+static int aspeed_sdhci_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 aspeed_sdhci_plat *plat = dev_get_platdata(dev);
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+ struct sdhci_host *host = dev_get_priv(dev);
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+ u32 max_clk;
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+ struct clk clk;
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+ int ret;
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+
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+ ret = clk_get_by_index(dev, 0, &clk);
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+ if (ret)
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+ return ret;
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+
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+ ret = clk_enable(&clk);
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+ if (ret)
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+ goto free;
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+
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+ host->name = dev->name;
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+ host->ioaddr = (void *)devfdt_get_addr(dev);
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+
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+ max_clk = clk_get_rate(&clk);
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+ if (IS_ERR_VALUE(max_clk)) {
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+ ret = max_clk;
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+ goto err;
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+ }
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+
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+ host->max_clk = max_clk;
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+ host->mmc = &plat->mmc;
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+ host->mmc->dev = dev;
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+ host->mmc->priv = host;
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+ upriv->mmc = host->mmc;
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+
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+ ret = sdhci_setup_cfg(&plat->cfg, host, 0, 0);
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+ if (ret)
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+ goto err;
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+
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+ ret = sdhci_probe(dev);
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+ if (ret)
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+ goto err;
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+
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+ return 0;
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+
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+err:
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+ clk_disable(&clk);
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+free:
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+ clk_free(&clk);
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+ return ret;
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+}
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+
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+static int aspeed_sdhci_bind(struct udevice *dev)
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+{
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+ struct aspeed_sdhci_plat *plat = dev_get_platdata(dev);
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+
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+ return sdhci_bind(dev, &plat->mmc, &plat->cfg);
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+}
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+
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+static const struct udevice_id aspeed_sdhci_ids[] = {
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+ { .compatible = "aspeed,ast2400-sdhci" },
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+ { .compatible = "aspeed,ast2500-sdhci" },
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+ { .compatible = "aspeed,ast2600-sdhci" },
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+ { }
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+};
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+
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+U_BOOT_DRIVER(aspeed_sdhci_drv) = {
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+ .name = "aspeed_sdhci",
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+ .id = UCLASS_MMC,
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+ .of_match = aspeed_sdhci_ids,
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+ .ops = &sdhci_ops,
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+ .bind = aspeed_sdhci_bind,
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+ .probe = aspeed_sdhci_probe,
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+ .priv_auto_alloc_size = sizeof(struct sdhci_host),
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+ .platdata_auto_alloc_size = sizeof(struct aspeed_sdhci_plat),
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+};
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