omap: Start using CONFIG_SOC_OMAP

We want to have just CONFIG_ARCH_OMAP2, 3 and 4. The rest
are nowadays just subcategories of these.

Search and replace the following:

ARCH_OMAP2420		SOC_OMAP2420
ARCH_OMAP2430		SOC_OMAP2430
ARCH_OMAP3430		SOC_OMAP3430

No functional changes.

Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Thomas Weber <weber@corscience.de>
Acked-by: Sourav Poddar <sourav.poddar@ti.com>
diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index abb1ffb..f076cc5 100644
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -1111,7 +1111,7 @@
 	OMAP24XX_DMA_SPI2_TX1,
 };
 
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) \
+#if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_ARCH_OMAP3) \
 	|| defined(CONFIG_ARCH_OMAP4)
 static u8 __initdata spi3_rxdma_id[] = {
 	OMAP24XX_DMA_SPI3_RX0,
@@ -1154,7 +1154,7 @@
 		txdma_id = spi2_txdma_id;
 		num_chipselect = 2;
 		break;
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) \
+#if defined(CONFIG_SOC_OMAP2430) || defined(CONFIG_ARCH_OMAP3) \
 	|| defined(CONFIG_ARCH_OMAP4)
 	case 3:
 		rxdma_id = spi3_rxdma_id;