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path: root/drivers/spi/spi-pxa2xx-pci.c
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Diffstat (limited to 'drivers/spi/spi-pxa2xx-pci.c')
-rw-r--r--drivers/spi/spi-pxa2xx-pci.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/spi/spi-pxa2xx-pci.c b/drivers/spi/spi-pxa2xx-pci.c
index 6d60972e4e20..bd20379d9342 100644
--- a/drivers/spi/spi-pxa2xx-pci.c
+++ b/drivers/spi/spi-pxa2xx-pci.c
@@ -30,7 +30,7 @@ enum {
struct pxa_spi_info {
enum pxa_ssp_type type;
int port_id;
- int num_chipselect;
+ unsigned int num_chipselect;
unsigned long max_clk_rate;
/* DMA channel request parameters */
@@ -114,6 +114,14 @@ static int lpss_spi_setup(struct pci_dev *dev, struct pxa_spi_info *c)
return 0;
}
+static int ce4100_spi_setup(struct pci_dev *dev, struct pxa_spi_info *c)
+{
+ c->num_chipselect = dev->devfn;
+ c->max_clk_rate = 3686400;
+
+ return 0;
+}
+
static int mrfld_spi_setup(struct pci_dev *dev, struct pxa_spi_info *c)
{
struct dw_dma_slave *tx, *rx;
@@ -163,8 +171,7 @@ static struct pxa_spi_info spi_info_configs[] = {
[PORT_CE4100] = {
.type = PXA25x_SSP,
.port_id = -1,
- .num_chipselect = -1,
- .max_clk_rate = 3686400,
+ .setup = ce4100_spi_setup,
},
[PORT_BYT] = {
.type = LPSS_BYT_SSP,
@@ -248,7 +255,7 @@ static int pxa2xx_spi_pci_probe(struct pci_dev *dev,
}
memset(&spi_pdata, 0, sizeof(spi_pdata));
- spi_pdata.num_chipselect = (c->num_chipselect > 0) ? c->num_chipselect : dev->devfn;
+ spi_pdata.num_chipselect = c->num_chipselect;
spi_pdata.dma_filter = c->dma_filter;
spi_pdata.tx_param = c->tx_param;
spi_pdata.rx_param = c->rx_param;