diff options
| author | James Morris <james.l.morris@oracle.com> | 2012-05-04 12:46:40 +1000 |
|---|---|---|
| committer | James Morris <james.l.morris@oracle.com> | 2012-05-04 12:46:40 +1000 |
| commit | 898bfc1d46bd76f8ea2a0fbd239dd2073efe2aa3 (patch) | |
| tree | e6e666085abe674dbf6292555961fe0a0f2e2d2f /drivers/spi/spi-imx.c | |
| parent | 08162e6a23d476544adfe1164afe9ea8b34ab859 (diff) | |
| parent | 69964ea4c7b68c9399f7977aa5b9aa6539a6a98a (diff) | |
Merge tag 'v3.4-rc5' into next
Linux 3.4-rc5
Merge to pull in prerequisite change for Smack:
86812bb0de1a3758dc6c7aa01a763158a7c0638a
Requested by Casey.
Diffstat (limited to 'drivers/spi/spi-imx.c')
| -rw-r--r-- | drivers/spi/spi-imx.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index 31054e3de4c..570f22053be 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; |