spi: altera_spi: Do not abuse CONFIG namespace

The value CONFIG_ALTERA_SPI_IDLE_VAL is never re-defined by a board.
Rename this to ALTERA_SPI_IDLE_VAL.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/drivers/spi/altera_spi.c b/drivers/spi/altera_spi.c
index fadc9f3..989679e 100644 (file)
--- a/drivers/spi/altera_spi.c
+++ b/drivers/spi/altera_spi.c
@@ -19,9 +19,7 @@
 #define ALTERA_SPI_STATUS_RRDY_MSK     BIT(7)
 #define ALTERA_SPI_CONTROL_SSO_MSK     BIT(10)
 
-#ifndef CONFIG_ALTERA_SPI_IDLE_VAL
-#define CONFIG_ALTERA_SPI_IDLE_VAL     0xff
-#endif
+#define ALTERA_SPI_IDLE_VAL            0xff
 
 struct altera_spi_regs {
        u32     rxdata;
@@ -119,7 +117,7 @@ static int altera_spi_xfer(struct udevice *dev, unsigned int bitlen,
                if (txp)
                        data = *txp++;
                else
-                       data = CONFIG_ALTERA_SPI_IDLE_VAL;
+                       data = ALTERA_SPI_IDLE_VAL;
 
                debug("%s: tx:%x ", __func__, data);
                writel(data, &regs->txdata);