1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/mmc/host/dw_mmc.h b/drivers/mmc/host/dw_mmc.h
index b8051d049fb7..f45ab91de339 100644
--- a/drivers/mmc/host/dw_mmc.h
+++ b/drivers/mmc/host/dw_mmc.h
@@ -169,6 +169,16 @@
 #define SDMMC_CTRL_ALL_RESET_FLAGS \
         (SDMMC_CTRL_RESET | SDMMC_CTRL_FIFO_RESET | SDMMC_CTRL_DMA_RESET)
 
+/* FIFO register access macros. These should not change the data endian-ness
+ * as they are written to memory to be dealt with by the upper layers */
+#define mci_fifo_readw(__reg)   __raw_readw(__reg)
+#define mci_fifo_readl(__reg)   __raw_readl(__reg)
+#define mci_fifo_readq(__reg)   __raw_readq(__reg)
+
+#define mci_fifo_writew(__value, __reg) __raw_writew(__reg, __value)
+#define mci_fifo_writel(__value, __reg) __raw_writel(__reg, __value)
+#define mci_fifo_writeq(__value, __reg) __raw_writeq(__reg, __value)
+
 /* Register access macros */
 #define mci_readl(dev, reg)                     \
         readl_relaxed((dev)->regs + SDMMC_##reg)
@@ -200,6 +210,10 @@
         (*(volatile u64 __force *)((dev)->regs + SDMMC_##reg))
 #define mci_writeq(dev, reg, value)                     \
         (*(volatile u64 __force *)((dev)->regs + SDMMC_##reg) = (value))
+
+#define __raw_writeq(__value, __reg) \
+        (*(volatile u64 __force *)(__reg) = (__value))
+#define __raw_readq(__reg) (*(volatile u64 __force *)(__reg))
 #endif
 
 extern int dw_mci_probe(struct dw_mci *host);