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| author | Abhyuday Godhasara <abhyuday.godhasara@xilinx.com> | 2021-11-29 10:02:15 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-12-03 18:08:46 +0300 |
| commit | a515814e742d8dbd04a0bc2d73b798d7855ec532 (patch) | |
| tree | f0b0fe62daa9ce48a42f050e6663d26eb72d4314 /drivers/firmware | |
| parent | c7fdb2404f66131bc9c22e06f712717288826487 (diff) | |
| download | linux-a515814e742d8dbd04a0bc2d73b798d7855ec532.tar.xz | |
firmware: xilinx: instantiate xilinx event manager driver
Register simple platform device to instantiate Xilinx event
manager driver.
Acked-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Abhyuday Godhasara <abhyuday.godhasara@xilinx.com>
Link: https://lore.kernel.org/r/20211129070216.30253-3-abhyuday.godhasara@xilinx.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/xilinx/zynqmp.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index c2828ee6d4cf..bfa5ec7a808c 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -23,6 +23,7 @@ #include <linux/hashtable.h> #include <linux/firmware/xlnx-zynqmp.h> +#include <linux/firmware/xlnx-event-manager.h> #include "zynqmp-debug.h" /* Max HashMap Order for PM API feature check (1<<7 = 128) */ @@ -38,6 +39,8 @@ static bool feature_check_enabled; static DEFINE_HASHTABLE(pm_api_features_map, PM_API_FEATURE_CHECK_MAX_ORDER); +static struct platform_device *em_dev; + /** * struct pm_api_feature_data - PM API Feature data * @pm_api_id: PM API Id, used as key to index into hashmap @@ -1492,6 +1495,15 @@ static int zynqmp_firmware_probe(struct platform_device *pdev) zynqmp_pm_api_debugfs_init(); + np = of_find_compatible_node(NULL, NULL, "xlnx,versal"); + if (np) { + em_dev = platform_device_register_data(&pdev->dev, "xlnx_event_manager", + -1, NULL, 0); + if (IS_ERR(em_dev)) + dev_err_probe(&pdev->dev, PTR_ERR(em_dev), "EM register fail with error\n"); + } + of_node_put(np); + return of_platform_populate(dev->of_node, NULL, NULL, dev); } @@ -1509,6 +1521,8 @@ static int zynqmp_firmware_remove(struct platform_device *pdev) kfree(feature_data); } + platform_device_unregister(em_dev); + return 0; } |