aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/fpga/ice40-spi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/fpga/ice40-spi.c')
-rw-r--r--drivers/fpga/ice40-spi.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/drivers/fpga/ice40-spi.c b/drivers/fpga/ice40-spi.c
index 56e112e14a10..7cbb3558b844 100644
--- a/drivers/fpga/ice40-spi.c
+++ b/drivers/fpga/ice40-spi.c
@@ -46,10 +46,16 @@ static int ice40_fpga_ops_write_init(struct fpga_manager *mgr,
struct spi_message message;
struct spi_transfer assert_cs_then_reset_delay = {
.cs_change = 1,
- .delay_usecs = ICE40_SPI_RESET_DELAY
+ .delay = {
+ .value = ICE40_SPI_RESET_DELAY,
+ .unit = SPI_DELAY_UNIT_USECS
+ }
};
struct spi_transfer housekeeping_delay_then_release_cs = {
- .delay_usecs = ICE40_SPI_HOUSEKEEPING_DELAY
+ .delay = {
+ .value = ICE40_SPI_HOUSEKEEPING_DELAY,
+ .unit = SPI_DELAY_UNIT_USECS
+ }
};
int ret;
@@ -172,23 +178,9 @@ static int ice40_fpga_probe(struct spi_device *spi)
return ret;
}
- mgr = devm_fpga_mgr_create(dev, "Lattice iCE40 FPGA Manager",
- &ice40_fpga_ops, priv);
- if (!mgr)
- return -ENOMEM;
-
- spi_set_drvdata(spi, mgr);
-
- return fpga_mgr_register(mgr);
-}
-
-static int ice40_fpga_remove(struct spi_device *spi)
-{
- struct fpga_manager *mgr = spi_get_drvdata(spi);
-
- fpga_mgr_unregister(mgr);
-
- return 0;
+ mgr = devm_fpga_mgr_register(dev, "Lattice iCE40 FPGA Manager",
+ &ice40_fpga_ops, priv);
+ return PTR_ERR_OR_ZERO(mgr);
}
static const struct of_device_id ice40_fpga_of_match[] = {
@@ -197,13 +189,19 @@ static const struct of_device_id ice40_fpga_of_match[] = {
};
MODULE_DEVICE_TABLE(of, ice40_fpga_of_match);
+static const struct spi_device_id ice40_fpga_spi_ids[] = {
+ { .name = "ice40-fpga-mgr", },
+ {},
+};
+MODULE_DEVICE_TABLE(spi, ice40_fpga_spi_ids);
+
static struct spi_driver ice40_fpga_driver = {
.probe = ice40_fpga_probe,
- .remove = ice40_fpga_remove,
.driver = {
.name = "ice40spi",
.of_match_table = of_match_ptr(ice40_fpga_of_match),
},
+ .id_table = ice40_fpga_spi_ids,
};
module_spi_driver(ice40_fpga_driver);