spi: McSPI support for OMAP4

tAdd adds McSPI support for OMAP4430 SDP platform.  All the base addresses
are changed between OMAP1/2/3 and OMAP4.  The fields of the resource
structures are filled at runtime to have McSPI support on OMAP4.

Signed-off-by: Syed Rafiuddin <rafiuddin.syed@ti.com>
Acked-by: Kevin Hilman <khilman@deeprootsystems.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/spi/omap2_mcspi.c

@@ -1014,7 +1014,8 @@ static u8 __initdata spi2_txdma_id[] = {
 	OMAP24XX_DMA_SPI2_TX1,
 };
 
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX)
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX) \
+	|| defined(CONFIG_ARCH_OMAP4)
 static u8 __initdata spi3_rxdma_id[] = {
 	OMAP24XX_DMA_SPI3_RX0,
 	OMAP24XX_DMA_SPI3_RX1,
@@ -1026,7 +1027,7 @@ static u8 __initdata spi3_txdma_id[] = {
 };
 #endif
 
-#ifdef CONFIG_ARCH_OMAP3
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 static u8 __initdata spi4_rxdma_id[] = {
 	OMAP34XX_DMA_SPI4_RX0,
 };
@@ -1056,14 +1057,15 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev)
 		txdma_id = spi2_txdma_id;
 		num_chipselect = 2;
 		break;
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) \
+	|| defined(CONFIG_ARCH_OMAP4)
 	case 3:
 		rxdma_id = spi3_rxdma_id;
 		txdma_id = spi3_txdma_id;
 		num_chipselect = 2;
 		break;
 #endif
-#ifdef CONFIG_ARCH_OMAP3
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 	case 4:
 		rxdma_id = spi4_rxdma_id;
 		txdma_id = spi4_txdma_id;