Unverified Commit 2ca03ecc authored by Kunihiko Hayashi's avatar Kunihiko Hayashi Committed by Mark Brown
Browse files

spi: dw: Set default value if reg-io-width isn't specified 



According to the dt-bindings, the default value of reg-io-width is 4.
However, the value becomes zero when reg-io-width isn't specified.

Should set the actual value to dws->reg_io_width, considering it
referenced.

Signed-off-by: default avatarKunihiko Hayashi <hayashi.kunihiko@socionext.com>
Link: https://lore.kernel.org/r/20230807001621.196776-1-hayashi.kunihiko@socionext.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f9a79886

drivers/spi/spi-dw-mmio.c

+3 −1
Original line number Diff line number Diff line
@@ -369,7 +369,9 @@ static int dw_spi_mmio_probe(struct platform_device *pdev) 


	dws->max_freq = clk_get_rate(dwsmmio->clk);



	device_property_read_u32(&pdev->dev, "reg-io-width", &dws->reg_io_width);

	if (device_property_read_u32(&pdev->dev, "reg-io-width",

				     &dws->reg_io_width))

		dws->reg_io_width = 4;



	num_cs = 4;