Message ID | 20161219120942.29022-1-joakim.tjernlund@infinera.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Mon, 2016-12-19 at 13:09 +0100, Joakim Tjernlund wrote: > Allow OF to specify bus enumeration. This uses the same property > as spi-fsl-dspi. > > Signed-off-by: Joakim Tjernlund <joakim.tjernlund@infinera.com> > --- Ping? > drivers/spi/spi-fsl-lib.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/drivers/spi/spi-fsl-lib.c b/drivers/spi/spi-fsl-lib.c > index cb35d2f..3b06513 100644 > --- a/drivers/spi/spi-fsl-lib.c > +++ b/drivers/spi/spi-fsl-lib.c > @@ -140,7 +140,7 @@ int of_mpc8xxx_spi_probe(struct platform_device *ofdev) > struct mpc8xxx_spi_probe_info *pinfo; > struct fsl_spi_platform_data *pdata; > const void *prop; > - int ret = -ENOMEM; > + int ret = -ENOMEM, bus_num; > > pinfo = devm_kzalloc(&ofdev->dev, sizeof(*pinfo), GFP_KERNEL); > if (!pinfo) > @@ -151,7 +151,9 @@ int of_mpc8xxx_spi_probe(struct platform_device *ofdev) > > /* Allocate bus num dynamically. */ > pdata->bus_num = -1; > - > + ret = of_property_read_u32(np, "bus-num", &bus_num); > + if (ret >= 0) > + pdata->bus_num = bus_num; > #ifdef CONFIG_FSL_SOC > /* SPI controller is either clocked from QE or SoC clock. */ > pdata->sysclk = get_brgfreq(); -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/spi/spi-fsl-lib.c b/drivers/spi/spi-fsl-lib.c index cb35d2f..3b06513 100644 --- a/drivers/spi/spi-fsl-lib.c +++ b/drivers/spi/spi-fsl-lib.c @@ -140,7 +140,7 @@ int of_mpc8xxx_spi_probe(struct platform_device *ofdev) struct mpc8xxx_spi_probe_info *pinfo; struct fsl_spi_platform_data *pdata; const void *prop; - int ret = -ENOMEM; + int ret = -ENOMEM, bus_num; pinfo = devm_kzalloc(&ofdev->dev, sizeof(*pinfo), GFP_KERNEL); if (!pinfo) @@ -151,7 +151,9 @@ int of_mpc8xxx_spi_probe(struct platform_device *ofdev) /* Allocate bus num dynamically. */ pdata->bus_num = -1; - + ret = of_property_read_u32(np, "bus-num", &bus_num); + if (ret >= 0) + pdata->bus_num = bus_num; #ifdef CONFIG_FSL_SOC /* SPI controller is either clocked from QE or SoC clock. */ pdata->sysclk = get_brgfreq();
Allow OF to specify bus enumeration. This uses the same property as spi-fsl-dspi. Signed-off-by: Joakim Tjernlund <joakim.tjernlund@infinera.com> --- drivers/spi/spi-fsl-lib.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)