drivers: spi_bitbang: Make SPI_LINES_OCTAL explicitly unsupported flag

morsisko · kartben · commit c4923b6be0ee · 2024-12-16T20:52:44.000+01:00
Prevent the driver from perfroming transfer when SPI_LINES_OCTAL flag
is specified, as this driver supports only SPI_LINES_DUAL for now.

Signed-off-by: Michal Morsisko &lt;morsisko@gmail.com&gt;
diff --git a/drivers/spi/spi_bitbang.c b/drivers/spi/spi_bitbang.c
@@ -37,7 +37,7 @@ static int spi_bitbang_configure(const struct spi_bitbang_config *info,
 		return -ENOTSUP;
 	}
 
-	if (config->operation & (SPI_LINES_DUAL | SPI_LINES_QUAD)) {
+	if (config->operation & (SPI_LINES_DUAL | SPI_LINES_QUAD | SPI_LINES_OCTAL)) {
 		LOG_ERR("Unsupported configuration");
 		return -ENOTSUP;
 	}

Original file line number	Diff line number	Diff line change
`@@ -37,7 +37,7 @@ static int spi_bitbang_configure(const struct spi_bitbang_config *info,`
`37`	`37`	`return -ENOTSUP;`
`38`	`38`	`}`
`39`	`39`
`40`		`- if (config->operation & (SPI_LINES_DUAL \| SPI_LINES_QUAD)) {`
	`40`	`+ if (config->operation & (SPI_LINES_DUAL \| SPI_LINES_QUAD \| SPI_LINES_OCTAL)) {`
`41`	`41`	`LOG_ERR("Unsupported configuration");`
`42`	`42`	`return -ENOTSUP;`
`43`	`43`	`}`