diff options
| -rw-r--r-- | drivers/spi/spi-imx.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index 87981b417967..591ebc3546d6 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -84,7 +84,6 @@ struct spi_imx_data { int irq; struct clk *clk; unsigned long spi_clk; - int *chipselect; unsigned int count; void (*tx)(struct spi_imx_data *); @@ -94,6 +93,7 @@ struct spi_imx_data { unsigned int txfifo; /* number of words pushed in tx FIFO */ struct spi_imx_devtype_data *devtype_data; + int chipselect[0]; }; static inline int is_imx27_cspi(struct spi_imx_data *d) @@ -741,7 +741,7 @@ static int __devinit spi_imx_probe(struct platform_device *pdev) struct spi_master *master; struct spi_imx_data *spi_imx; struct resource *res; - int i, ret; + int i, ret, num_cs; mxc_platform_info = dev_get_platdata(&pdev->dev); if (!mxc_platform_info) { @@ -749,20 +749,22 @@ static int __devinit spi_imx_probe(struct platform_device *pdev) return -EINVAL; } - master = spi_alloc_master(&pdev->dev, sizeof(struct spi_imx_data)); + num_cs = mxc_platform_info->num_chipselect; + master = spi_alloc_master(&pdev->dev, + sizeof(struct spi_imx_data) + sizeof(int) * num_cs); if (!master) return -ENOMEM; platform_set_drvdata(pdev, master); master->bus_num = pdev->id; - master->num_chipselect = mxc_platform_info->num_chipselect; + master->num_chipselect = num_cs; spi_imx = spi_master_get_devdata(master); spi_imx->bitbang.master = spi_master_get(master); - spi_imx->chipselect = mxc_platform_info->chipselect; for (i = 0; i < master->num_chipselect; i++) { + spi_imx->chipselect[i] = mxc_platform_info->chipselect[i]; if (spi_imx->chipselect[i] < 0) continue; ret = gpio_request(spi_imx->chipselect[i], DRIVER_NAME); |