of/spi: Fix SPI module loading by using proper "spi:" modalias prefixes.
To get modprobe to automatically load the proper modules, we need to
prefix things with "spi:". Partially based on Grant Likely's suggestions.
Signed-off-by: David Daney <david.daney@cavium.com>
[grant.likely: reworked because drivers/of/of_spi.c has been removed]
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index ab095ac..19ee901 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -824,6 +824,7 @@
struct spi_device *spi;
struct device_node *nc;
const __be32 *prop;
+ char modalias[SPI_NAME_SIZE + 4];
int rc;
int len;
@@ -887,7 +888,9 @@
spi->dev.of_node = nc;
/* Register the new device */
- request_module(spi->modalias);
+ snprintf(modalias, sizeof(modalias), "%s%s", SPI_MODULE_PREFIX,
+ spi->modalias);
+ request_module(modalias);
rc = spi_add_device(spi);
if (rc) {
dev_err(&master->dev, "spi_device register error %s\n",