Blackfin: fix BF54x SPI CS resources

The BF54x has three slave select signals for SPI0/SPI1, not eight.
Signed-off-by: Yi Li <yi.li@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>

arch/blackfin/mach-bf548/boards/cm_bf548.c

@@ -642,7 +642,7 @@ static struct resource bfin_spi1_resource[] = {
 
 /* SPI controller data */
 static struct bfin5xx_spi_master bf54x_spi_master_info0 = {
-	.num_chipselect = 8,
+	.num_chipselect = 3,
 	.enable_dma = 1,  /* master has the ability to do dma transfer */
 	.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 };
@@ -658,7 +658,7 @@ static struct platform_device bf54x_spi_master0 = {
 };
 
 static struct bfin5xx_spi_master bf54x_spi_master_info1 = {
-	.num_chipselect = 8,
+	.num_chipselect = 3,
 	.enable_dma = 1,  /* master has the ability to do dma transfer */
 	.pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
 };

arch/blackfin/mach-bf548/boards/ezkit.c

@@ -783,7 +783,7 @@ static struct resource bfin_spi1_resource[] = {
 
 /* SPI controller data */
 static struct bfin5xx_spi_master bf54x_spi_master_info0 = {
-	.num_chipselect = 8,
+	.num_chipselect = 3,
 	.enable_dma = 1,  /* master has the ability to do dma transfer */
 	.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
 };
@@ -799,7 +799,7 @@ static struct platform_device bf54x_spi_master0 = {
 };
 
 static struct bfin5xx_spi_master bf54x_spi_master_info1 = {
-	.num_chipselect = 8,
+	.num_chipselect = 3,
 	.enable_dma = 1,  /* master has the ability to do dma transfer */
 	.pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
 };