Merge branch 'u-boot-samsung/master' into 'u-boot-arm/master'

[u-boot] / drivers / mmc / dw_mmc.c

diff --git a/drivers/mmc/dw_mmc.c b/drivers/mmc/dw_mmc.c
index 1307b121d1357d5e15ce3153f6000680ab754278..a82ee17a2503b51f8991f4171a1e9f45840dd80b 100644 (file)
--- a/drivers/mmc/dw_mmc.c
+++ b/drivers/mmc/dw_mmc.c
@@ -3,27 +3,13 @@
  * Jaehoon Chung <jh80.chung@samsung.com>
  * Rajeshawari Shinde <rajeshwari.s@samsung.com>
  *
- * 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+
  */
 
 #include <common.h>
 #include <malloc.h>
 #include <mmc.h>
 #include <dwmmc.h>
-#include <asm/arch/clk.h>
 #include <asm-generic/errno.h>
 
 #define PAGE_SIZE 4096
@@ -312,7 +298,7 @@ static void dwmci_set_ios(struct mmc *mmc)
 static int dwmci_init(struct mmc *mmc)
 {
        struct dwmci_host *host = (struct dwmci_host *)mmc->priv;
-       u32 fifo_size, fifoth_val;
+       u32 fifo_size;
 
        dwmci_writel(host, DWMCI_PWREN, 1);
 
@@ -332,15 +318,13 @@ static int dwmci_init(struct mmc *mmc)
        dwmci_writel(host, DWMCI_IDINTEN, 0);
        dwmci_writel(host, DWMCI_BMOD, 1);
 
-       fifo_size = dwmci_readl(host, DWMCI_FIFOTH);
-       fifo_size = ((fifo_size & RX_WMARK_MASK) >> RX_WMARK_SHIFT) + 1;
-       if (host->fifoth_val) {
-               fifoth_val = host->fifoth_val;
-       } else {
-               fifoth_val = MSIZE(0x2) | RX_WMARK(fifo_size / 2 - 1) |
+       if (!host->fifoth_val) {
+               fifo_size = dwmci_readl(host, DWMCI_FIFOTH);
+               fifo_size = ((fifo_size & RX_WMARK_MASK) >> RX_WMARK_SHIFT) + 1;
+               host->fifoth_val = MSIZE(0x2) | RX_WMARK(fifo_size / 2 - 1) |
                        TX_WMARK(fifo_size / 2);
        }
-       dwmci_writel(host, DWMCI_FIFOTH, fifoth_val);
+       dwmci_writel(host, DWMCI_FIFOTH, host->fifoth_val);
 
        dwmci_writel(host, DWMCI_CLKENA, 0);
        dwmci_writel(host, DWMCI_CLKSRC, 0);