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path: root/drivers/spi/spi-efm32.c
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Diffstat (limited to 'drivers/spi/spi-efm32.c')
-rw-r--r--drivers/spi/spi-efm32.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/spi/spi-efm32.c b/drivers/spi/spi-efm32.c
index 7d84418a01d8..d4d3cc534792 100644
--- a/drivers/spi/spi-efm32.c
+++ b/drivers/spi/spi-efm32.c
@@ -280,10 +280,6 @@ static irqreturn_t efm32_spi_txirq(int irq, void *data)
return IRQ_HANDLED;
}
-static const struct efm32_spi_pdata efm32_spi_pdata_default = {
- .location = 1,
-};
-
static u32 efm32_spi_get_configured_location(struct efm32_spi_ddata *ddata)
{
u32 reg = efm32_spi_read32(ddata, REG_ROUTE);
@@ -347,7 +343,7 @@ static int efm32_spi_probe(struct platform_device *pdev)
ddata = spi_master_get_devdata(master);
- ddata->bitbang.master = spi_master_get(master);
+ ddata->bitbang.master = master;
ddata->bitbang.chipselect = efm32_spi_chipselect;
ddata->bitbang.setup_transfer = efm32_spi_setup_transfer;
ddata->bitbang.txrx_bufs = efm32_spi_txrx_bufs;
@@ -387,7 +383,7 @@ static int efm32_spi_probe(struct platform_device *pdev)
goto err;
}
- if (resource_size(res) < 60) {
+ if (resource_size(res) < 0x60) {
ret = -EINVAL;
dev_err(&pdev->dev, "memory resource too small\n");
goto err;
@@ -467,7 +463,6 @@ err_disable_clk:
clk_disable_unprepare(ddata->clk);
err:
spi_master_put(master);
- kfree(master);
}
return ret;
@@ -478,13 +473,14 @@ static int efm32_spi_remove(struct platform_device *pdev)
struct spi_master *master = platform_get_drvdata(pdev);
struct efm32_spi_ddata *ddata = spi_master_get_devdata(master);
+ spi_bitbang_stop(&ddata->bitbang);
+
efm32_spi_write32(ddata, 0, REG_IEN);
free_irq(ddata->txirq, ddata);
free_irq(ddata->rxirq, ddata);
clk_disable_unprepare(ddata->clk);
spi_master_put(master);
- kfree(master);
return 0;
}