drivers/mmc/spear_sdhci.c

   1 /*
   2  * (C) Copyright 2012
   3  * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #include <common.h>
   9 #include <malloc.h>
  10 #include <sdhci.h>
  11
  12 int spear_sdhci_init(u32 regbase, u32 max_clk, u32 min_clk, u32 quirks)
  13 {
  14         struct sdhci_host *host = NULL;
  15         host = (struct sdhci_host *)malloc(sizeof(struct sdhci_host));
  16         if (!host) {
  17                 printf("sdhci host malloc fail!\n");
  18                 return 1;
  19         }
  20
  21         host->name = "sdhci";
  22         host->ioaddr = (void *)regbase;
  23         host->quirks = quirks;
  24
  25         if (quirks & SDHCI_QUIRK_REG32_RW)
  26                 host->version = sdhci_readl(host, SDHCI_HOST_VERSION - 2) >> 16;
  27         else
  28                 host->version = sdhci_readw(host, SDHCI_HOST_VERSION);
  29
  30         add_sdhci(host, max_clk, min_clk);
  31         return 0;
  32 }