diff options
Diffstat (limited to 'drivers/firmware/xilinx')
-rw-r--r-- | drivers/firmware/xilinx/zynqmp.c | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c index 7977a494a651..d1f652802181 100644 --- a/drivers/firmware/xilinx/zynqmp.c +++ b/drivers/firmware/xilinx/zynqmp.c @@ -2,7 +2,7 @@ /* * Xilinx Zynq MPSoC Firmware layer * - * Copyright (C) 2014-2021 Xilinx, Inc. + * Copyright (C) 2014-2022 Xilinx, Inc. * * Michal Simek <michal.simek@xilinx.com> * Davorin Mista <davorin.mista@aggios.com> @@ -340,6 +340,20 @@ int zynqmp_pm_invoke_fn(u32 pm_api_id, u32 arg0, u32 arg1, static u32 pm_api_version; static u32 pm_tz_version; +int zynqmp_pm_register_sgi(u32 sgi_num, u32 reset) +{ + int ret; + + ret = zynqmp_pm_invoke_fn(TF_A_PM_REGISTER_SGI, sgi_num, reset, 0, 0, + NULL); + if (!ret) + return ret; + + /* try old implementation as fallback strategy if above fails */ + return zynqmp_pm_invoke_fn(PM_IOCTL, 0, IOCTL_REGISTER_SGI, sgi_num, + reset, NULL); +} + /** * zynqmp_pm_get_api_version() - Get version number of PMU PM firmware * @version: Returned version value |