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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-04-18 15:57:31 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-04-18 15:57:31 -0700
commit665ab0f3c8b8f86bb77b25285ac93870c7054d63 (patch)
treec7d12c3559982eb3fb1847438d4b45ce034851e5 /drivers/spi/spi-imx.c
parentbf03f65b7967df5807ddef7b99f8a41d4c94fc70 (diff)
parente816b57a337ea3b755de72bec38c10c864f23015 (diff)
Merge 3.4-rc3 into tty-next
This allows us to pick up some changes needed for other serial patches. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/spi/spi-imx.c')
-rw-r--r--drivers/spi/spi-imx.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index 31054e3de4c1..570f22053be8 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -83,7 +83,7 @@ struct spi_imx_data {
struct spi_bitbang bitbang;
struct completion xfer_done;
- void *base;
+ void __iomem *base;
int irq;
struct clk *clk;
unsigned long spi_clk;
@@ -766,8 +766,12 @@ static int __devinit spi_imx_probe(struct platform_device *pdev)
}
ret = of_property_read_u32(np, "fsl,spi-num-chipselects", &num_cs);
- if (ret < 0)
- num_cs = mxc_platform_info->num_chipselect;
+ if (ret < 0) {
+ if (mxc_platform_info)
+ num_cs = mxc_platform_info->num_chipselect;
+ else
+ return ret;
+ }
master = spi_alloc_master(&pdev->dev,
sizeof(struct spi_imx_data) + sizeof(int) * num_cs);
@@ -784,7 +788,7 @@ static int __devinit spi_imx_probe(struct platform_device *pdev)
for (i = 0; i < master->num_chipselect; i++) {
int cs_gpio = of_get_named_gpio(np, "cs-gpios", i);
- if (cs_gpio < 0)
+ if (cs_gpio < 0 && mxc_platform_info)
cs_gpio = mxc_platform_info->chipselect[i];
spi_imx->chipselect[i] = cs_gpio;