global: Migrate CONFIG_LPC32XX_NAND_SLC_WDR_CLKS to CFG

Perform a simple rename of CONFIG_LPC32XX_NAND_SLC_WDR_CLKS to CFG_LPC32XX_NAND_SLC_WDR_CLKS

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/mtd/nand/raw/lpc32xx_nand_slc.c b/drivers/mtd/nand/raw/lpc32xx_nand_slc.c
index fb1fb2d..7de5c84 100644
--- a/drivers/mtd/nand/raw/lpc32xx_nand_slc.c
+++ b/drivers/mtd/nand/raw/lpc32xx_nand_slc.c
@@ -126,7 +126,7 @@
 	       &lpc32xx_nand_slc_regs->icr);
 
 	/* Configure NAND flash timings */
-	writel(TAC_W_RDY(CONFIG_LPC32XX_NAND_SLC_WDR_CLKS) |
+	writel(TAC_W_RDY(CFG_LPC32XX_NAND_SLC_WDR_CLKS) |
 	       TAC_W_WIDTH(hclk / CONFIG_LPC32XX_NAND_SLC_WWIDTH) |
 	       TAC_W_HOLD(hclk / CONFIG_LPC32XX_NAND_SLC_WHOLD) |
 	       TAC_W_SETUP(hclk / CONFIG_LPC32XX_NAND_SLC_WSETUP) |