spi/hspi: add device tree support

Support for loading the Renesas HSPI driver via devicetree.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/spi/spi-sh-hspi.c b/drivers/spi/spi-sh-hspi.c
index b9e7b5e61528..8a147d92f9eb 100644
--- a/drivers/spi/spi-sh-hspi.c
+++ b/drivers/spi/spi-sh-hspi.c
@@ -303,6 +303,7 @@ static int hspi_probe(struct platform_device *pdev)
         master->setup           = hspi_setup;
         master->cleanup         = hspi_cleanup;
         master->mode_bits       = SPI_CPOL | SPI_CPHA;
+        master->dev.of_node     = pdev->dev.of_node;
         master->auto_runtime_pm = true;
         master->transfer_one_message            = hspi_transfer_one_message;
         ret = spi_register_master(master);
@@ -333,12 +334,19 @@ static int hspi_remove(struct platform_device *pdev)
         return 0;
 }
 
+static struct of_device_id hspi_of_match[] = {
+        { .compatible = "renesas,hspi", },
+        { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, hspi_of_match);
+
 static struct platform_driver hspi_driver = {
         .probe = hspi_probe,
         .remove = hspi_remove,
         .driver = {
                 .name = "sh-hspi",
                 .owner = THIS_MODULE,
+                .of_match_table = hspi_of_match,
         },
 };
 module_platform_driver(hspi_driver);