rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/drivers/spi/soft_spi.c b/drivers/spi/soft_spi.c
index 25b589a..13df8cb 100644
--- a/drivers/spi/soft_spi.c
+++ b/drivers/spi/soft_spi.c
@@ -59,7 +59,7 @@
 void spi_init (void)
 {
 #ifdef	SPI_INIT
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+	volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
 
 	SPI_INIT;
 #endif
@@ -95,8 +95,8 @@
 
 int spi_claim_bus(struct spi_slave *slave)
 {
-#ifdef CFG_IMMR
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+#ifdef CONFIG_SYS_IMMR
+	volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
 #endif
 	struct soft_spi_slave *ss = to_soft_spi(slave);
 
@@ -132,8 +132,8 @@
 int  spi_xfer(struct spi_slave *slave, unsigned int bitlen,
 		const void *dout, void *din, unsigned long flags)
 {
-#ifdef CFG_IMMR
-	volatile immap_t *immr = (immap_t *)CFG_IMMR;
+#ifdef CONFIG_SYS_IMMR
+	volatile immap_t *immr = (immap_t *)CONFIG_SYS_IMMR;
 #endif
 	struct soft_spi_slave *ss = to_soft_spi(slave);
 	uchar		tmpdin  = 0;