mmc: atmel-mci: use endian agnostic IO

Change the __raw IO functions to endian agnostic relaxed ones to allow
the driver to function on big endian ARM systems.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/atmel-mci-regs.h b/drivers/mmc/host/atmel-mci-regs.h
index c97001e15227aba5b337c5cb07da0a799969d6dd..0aa44e679df4965350abc9e7cce4f0d8e42da2ec 100644 (file)
--- a/drivers/mmc/host/atmel-mci-regs.h
+++ b/drivers/mmc/host/atmel-mci-regs.h
@@ -135,10 +135,17 @@
 #define ATMCI_REGS_SIZE                0x100
 
 /* Register access macros */
-#define atmci_readl(port,reg)                          \
+#ifdef CONFIG_AVR32
+#define atmci_readl(port, reg)                 \
        __raw_readl((port)->regs + reg)
-#define atmci_writel(port,reg,value)                   \
+#define atmci_writel(port, reg, value)                 \
        __raw_writel((value), (port)->regs + reg)
+#else
+#define atmci_readl(port, reg)                 \
+       readl_relaxed((port)->regs + reg)
+#define atmci_writel(port, reg, value)                 \
+       writel_relaxed((value), (port)->regs + reg)
+#endif
 
 /* On AVR chips the Peripheral DMA Controller is not connected to MCI. */
 #ifdef CONFIG_AVR32