summaryrefslogtreecommitdiffstats
path: root/arch/blackfin/mach-bf548
diff options
context:
space:
mode:
authorMike Frysinger <vapier@gentoo.org>2010-06-16 19:29:51 +0000
committerMike Frysinger <vapier@gentoo.org>2010-10-22 03:48:52 -0400
commitc5af5451fcf97f38f0c79cbb9f929af2779f234d (patch)
treec24e4a7aedea0c5ec5041fd1f697976d41c6d667 /arch/blackfin/mach-bf548
parent8effc4a68bfc341764a2e3f3006c6dc8e67e9a67 (diff)
downloadop-kernel-dev-c5af5451fcf97f38f0c79cbb9f929af2779f234d.zip
op-kernel-dev-c5af5451fcf97f38f0c79cbb9f929af2779f234d.tar.gz
Blackfin: boards: fix num_chipselect values for on-chip SPI buses
The num_chipselect field for on-chip Blackfin SPI buses is supposed to be 1 larger than the number of actual CSs available. This is because the hardware starts counting at 1 and not 0. There is a field for "CS0", but it is marked as "reserved" everywhere. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/mach-bf548')
-rw-r--r--arch/blackfin/mach-bf548/boards/cm_bf548.c4
-rw-r--r--arch/blackfin/mach-bf548/boards/ezkit.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/blackfin/mach-bf548/boards/cm_bf548.c b/arch/blackfin/mach-bf548/boards/cm_bf548.c
index 6162833..f0c0eef 100644
--- a/arch/blackfin/mach-bf548/boards/cm_bf548.c
+++ b/arch/blackfin/mach-bf548/boards/cm_bf548.c
@@ -966,7 +966,7 @@ static struct resource bfin_spi1_resource[] = {
/* SPI controller data */
static struct bfin5xx_spi_master bf54x_spi_master_info0 = {
- .num_chipselect = 3,
+ .num_chipselect = 4,
.enable_dma = 1, /* master has the ability to do dma transfer */
.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
};
@@ -982,7 +982,7 @@ static struct platform_device bf54x_spi_master0 = {
};
static struct bfin5xx_spi_master bf54x_spi_master_info1 = {
- .num_chipselect = 3,
+ .num_chipselect = 4,
.enable_dma = 1, /* master has the ability to do dma transfer */
.pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
};
diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c
index 176d563..f488541 100644
--- a/arch/blackfin/mach-bf548/boards/ezkit.c
+++ b/arch/blackfin/mach-bf548/boards/ezkit.c
@@ -1107,7 +1107,7 @@ static struct resource bfin_spi1_resource[] = {
/* SPI controller data */
static struct bfin5xx_spi_master bf54x_spi_master_info0 = {
- .num_chipselect = 3,
+ .num_chipselect = 4,
.enable_dma = 1, /* master has the ability to do dma transfer */
.pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0},
};
@@ -1123,7 +1123,7 @@ static struct platform_device bf54x_spi_master0 = {
};
static struct bfin5xx_spi_master bf54x_spi_master_info1 = {
- .num_chipselect = 3,
+ .num_chipselect = 4,
.enable_dma = 1, /* master has the ability to do dma transfer */
.pin_req = {P_SPI1_SCK, P_SPI1_MISO, P_SPI1_MOSI, 0},
};
OpenPOWER on IntegriCloud