spi: intel: Add default partition and name to the second chip

This should make it easier to identify the second chip and also allows
using "mtdparts=" and the like with this chip too.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Link: https://lore.kernel.org/r/20240201121638.207632-1-mika.westerberg@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi-intel.c b/drivers/spi/spi-intel.c
index 3654ae35d2db6f1ef3f568cdc2290e9d7d1b40cc..467d39bf00b44f2f1e58d7746825995a7b03573b 100644 (file)
--- a/drivers/spi/spi-intel.c
+++ b/drivers/spi/spi-intel.c
@@ -1346,6 +1346,7 @@ static int intel_spi_read_desc(struct intel_spi *ispi)
 static int intel_spi_populate_chip(struct intel_spi *ispi)
 {
        struct flash_platform_data *pdata;
+       struct mtd_partition *parts;
        struct spi_board_info chip;
        int ret;
 
@@ -1376,7 +1377,23 @@ static int intel_spi_populate_chip(struct intel_spi *ispi)
        if (ispi->host->num_chipselect < 2)
                return 0;
 
-       chip.platform_data = NULL;
+       pdata = devm_kzalloc(ispi->dev, sizeof(*pdata), GFP_KERNEL);
+       if (!pdata)
+               return -ENOMEM;
+
+       pdata->name = devm_kasprintf(ispi->dev, GFP_KERNEL, "%s-chip1",
+                                    dev_name(ispi->dev));
+       pdata->nr_parts = 1;
+       parts = devm_kcalloc(ispi->dev, pdata->nr_parts, sizeof(*parts),
+                            GFP_KERNEL);
+       if (!parts)
+               return -ENOMEM;
+
+       parts[0].size = MTDPART_SIZ_FULL;
+       parts[0].name = "BIOS1";
+       pdata->parts = parts;
+
+       chip.platform_data = pdata;
        chip.chip_select = 1;
 
        if (!spi_new_device(ispi->host, &chip))