[PATCH] spi: mxc_spi: fix warnings if CLK_ENABLED not set
Frieder Schrempf
frieder.schrempf at kontron.de
Mon Jul 12 14:15:25 CEST 2021
On 10.07.21 16:51, Stefano Babic wrote:
> Following warnings (unused variables) are raised:
>
> drivers/spi/mxc_spi.c: In function 'mxc_spi_probe':
> drivers/spi/mxc_spi.c:595:14: error: unused variable 'blob' [-Werror=unused-variable]
> 595 | const void *blob = gd->fdt_blob;
> | ^~~~
> drivers/spi/mxc_spi.c:594:6: error: unused variable 'node' [-Werror=unused-variable]
> 594 | int node = dev_of_offset(bus);
>
> Move the variable declaration inside the code where they are used.
>
> Signed-off-by: Stefano Babic <sbabic at denx.de>
Reviewed-by: Frieder Schrempf <frieder.schrempf at kontron.de>
Tested-by: Frieder Schrempf <frieder.schrempf at kontron.de>
> ---
> drivers/spi/mxc_spi.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/spi/mxc_spi.c b/drivers/spi/mxc_spi.c
> index f3dddbdbd7..a80c3e737d 100644
> --- a/drivers/spi/mxc_spi.c
> +++ b/drivers/spi/mxc_spi.c
> @@ -591,8 +591,6 @@ void spi_release_bus(struct spi_slave *slave)
> static int mxc_spi_probe(struct udevice *bus)
> {
> struct mxc_spi_slave *mxcs = dev_get_plat(bus);
> - int node = dev_of_offset(bus);
> - const void *blob = gd->fdt_blob;
> int ret;
> int i;
>
> @@ -629,6 +627,8 @@ static int mxc_spi_probe(struct udevice *bus)
>
> mxcs->max_hz = clk_get_rate(&clk);
> #else
> + int node = dev_of_offset(bus);
> + const void *blob = gd->fdt_blob;
> mxcs->max_hz = fdtdec_get_int(blob, node, "spi-max-frequency",
> 20000000);
> #endif
>
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