Update from 2013.01 to 2013.07

[karo-tx-uboot.git] / drivers / mmc / zynq_sdhci.c

diff --git a/drivers/mmc/zynq_sdhci.c b/drivers/mmc/zynq_sdhci.c
new file mode 100644 (file)
index 0000000..610bef5
--- /dev/null
+++ b/drivers/mmc/zynq_sdhci.c
@@ -0,0 +1,33 @@
+/*
+ * (C) Copyright 2013 Inc.
+ *
+ * Xilinx Zynq SD Host Controller Interface
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <malloc.h>
+#include <sdhci.h>
+#include <asm/arch/sys_proto.h>
+
+int zynq_sdhci_init(u32 regbase)
+{
+       struct sdhci_host *host = NULL;
+
+       host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host));
+       if (!host) {
+               printf("zynq_sdhci_init: sdhci_host malloc fail\n");
+               return 1;
+       }
+
+       host->name = "zynq_sdhci";
+       host->ioaddr = (void *)regbase;
+       host->quirks = SDHCI_QUIRK_NO_CD | SDHCI_QUIRK_WAIT_SEND_CMD;
+       host->version = sdhci_readw(host, SDHCI_HOST_VERSION);
+
+       host->host_caps = MMC_MODE_HC;
+
+       add_sdhci(host, 52000000, 52000000 >> 9);
+       return 0;
+}