ARM: davinci: Set proper SPI prescale limit value

SPI Davinci driver has been updated to allow SOCs to specify their minimum
prescale value. Update the various SOCs board files that use this driver with
their proper prescaler limit.

Acked-by: Sekhar Nori <nsekhar@ti.com>
Signed-off-by: Franklin S Cooper Jr <fcooper@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

arch/arm/mach-davinci/devices-da8xx.c

@@ -1010,11 +1010,13 @@ static struct davinci_spi_platform_data da8xx_spi_pdata[] = {
 		.version	= SPI_VERSION_2,
 		.intr_line	= 1,
 		.dma_event_q	= EVENTQ_0,
+		.prescaler_limit = 2,
 	},
 	[1] = {
 		.version	= SPI_VERSION_2,
 		.intr_line	= 1,
 		.dma_event_q	= EVENTQ_0,
+		.prescaler_limit = 2,
 	},
 };
 

arch/arm/mach-davinci/dm355.c

@@ -411,6 +411,7 @@ static struct davinci_spi_platform_data dm355_spi0_pdata = {
 	.num_chipselect = 2,
 	.cshold_bug	= true,
 	.dma_event_q	= EVENTQ_1,
+	.prescaler_limit = 1,
 };
 static struct platform_device dm355_spi0_device = {
 	.name = "spi_davinci",

arch/arm/mach-davinci/dm365.c

@@ -646,6 +646,7 @@ static struct davinci_spi_platform_data dm365_spi0_pdata = {
 	.version 	= SPI_VERSION_1,
 	.num_chipselect = 2,
 	.dma_event_q	= EVENTQ_3,
+	.prescaler_limit = 1,
 };
 
 static struct resource dm365_spi0_resources[] = {