Add GPL-2.0+ SPDX-License-Identifier to source files

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

diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c
index b9cbe34f1f12f728471514ceac568576fe696b9c..42619916e5c3a80afa6b4579877a48667a88fd2c 100644 (file)
--- a/drivers/mmc/sdhci.c
+++ b/drivers/mmc/sdhci.c
@@ -2,23 +2,7 @@
  * Copyright 2011, Marvell Semiconductor Inc.
  * Lei Wen <leiwen@marvell.com>
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  *
  * Back ported to the 8xx platform (from the 8260 platform) by
  * Murray.Jensen@cmst.csiro.au, 27-Jan-01.
@@ -412,9 +396,11 @@ int sdhci_init(struct mmc *mmc)
                        status = sdhci_readl(host, SDHCI_PRESENT_STATE);
        }
 
-       /* Eable all state */
-       sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_INT_ENABLE);
-       sdhci_writel(host, SDHCI_INT_ALL_MASK, SDHCI_SIGNAL_ENABLE);
+       /* Enable only interrupts served by the SD controller */
+       sdhci_writel(host, SDHCI_INT_DATA_MASK | SDHCI_INT_CMD_MASK
+                    , SDHCI_INT_ENABLE);
+       /* Mask all sdhci interrupt sources */
+       sdhci_writel(host, 0x0, SDHCI_SIGNAL_ENABLE);
 
        return 0;
 }
@@ -438,6 +424,7 @@ int add_sdhci(struct sdhci_host *host, u32 max_clk, u32 min_clk)
        mmc->set_ios = sdhci_set_ios;
        mmc->init = sdhci_init;
        mmc->getcd = NULL;
+       mmc->getwp = NULL;
 
        caps = sdhci_readl(host, SDHCI_CAPABILITIES);
 #ifdef CONFIG_MMC_SDMA
@@ -483,8 +470,10 @@ int add_sdhci(struct sdhci_host *host, u32 max_clk, u32 min_clk)
                mmc->voltages |= host->voltages;
 
        mmc->host_caps = MMC_MODE_HS | MMC_MODE_HS_52MHz | MMC_MODE_4BIT;
-       if (caps & SDHCI_CAN_DO_8BIT)
-               mmc->host_caps |= MMC_MODE_8BIT;
+       if ((host->version & SDHCI_SPEC_VER_MASK) >= SDHCI_SPEC_300) {
+               if (caps & SDHCI_CAN_DO_8BIT)
+                       mmc->host_caps |= MMC_MODE_8BIT;
+       }
        if (host->host_caps)
                mmc->host_caps |= host->host_caps;