In the spi_alloc_device(), the parent pointer of spi deivce has
been changed from master->dev.parent to &master->dev for device
unregistration, so the pointer of getting the platform data as
this 'spi->dev.parent->platform_data' is wrong.
Signed-off-by: Xu Jiucheng <b37...@freescale.com>
---
drivers/spi/spi_fsl_spi.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/spi/spi_fsl_spi.c b/drivers/spi/spi_fsl_spi.c
index 7963c9b..7d164d3 100644
--- a/drivers/spi/spi_fsl_spi.c
+++ b/drivers/spi/spi_fsl_spi.c
@@ -139,7 +139,7 @@ static void fsl_spi_change_mode(struct spi_device *spi)
static void fsl_spi_chipselect(struct spi_device *spi, int value)
{
struct mpc8xxx_spi *mpc8xxx_spi = spi_master_get_devdata(spi->master);
- struct fsl_spi_platform_data *pdata = spi->dev.parent->platform_data;
+ struct fsl_spi_platform_data *pdata = mpc8xxx_spi->dev->platform_data;
bool pol = spi->mode & SPI_CS_HIGH;
struct spi_mpc8xxx_cs *cs = spi->controller_state;
@@ -934,7 +934,8 @@ err:
static void fsl_spi_cs_control(struct spi_device *spi, bool on)
{
- struct device *dev = spi->dev.parent;
+ struct mpc8xxx_spi *mpc8xxx_spi = spi_master_get_devdata(spi->master);
+ struct device *dev = mpc8xxx_spi->dev;
struct mpc8xxx_spi_probe_info *pinfo = to_of_pinfo(dev->platform_data);
u16 cs = spi->chip_select;
int gpio = pinfo->gpios[cs];
--
1.6.4
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