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| author | Moritz Fischer <mdf@kernel.org> | 2017-02-27 09:19:02 -0600 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-17 15:10:48 +0900 |
| commit | 161db575ef6c3b0a6d96dc263abb39cd0dc0f0c2 (patch) | |
| tree | 1f4cddc0d666b7136785f2c653ad9c4bdbb46965 /drivers/fpga | |
| parent | 7f33bbca14de25f24660441af5087440dd0d2fca (diff) | |
| download | linux-stable-161db575ef6c3b0a6d96dc263abb39cd0dc0f0c2.tar.gz linux-stable-161db575ef6c3b0a6d96dc263abb39cd0dc0f0c2.tar.bz2 linux-stable-161db575ef6c3b0a6d96dc263abb39cd0dc0f0c2.zip | |
fpga: region: Add fpga-region property 'encrypted-fpga-config'
Add fpga-region property to allow passing the fact that the bitstream is
encrypted to the fpga-region and ultimately to the low-level driver.
Signed-off-by: Moritz Fischer <mdf@kernel.org>
Acked-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Alan Tull <atull@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/fpga')
| -rw-r--r-- | drivers/fpga/fpga-region.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/fpga/fpga-region.c b/drivers/fpga/fpga-region.c index 3222fdbad75a..2fe2a52c66ca 100644 --- a/drivers/fpga/fpga-region.c +++ b/drivers/fpga/fpga-region.c @@ -337,8 +337,9 @@ static int child_regions_with_firmware(struct device_node *overlay) * The overlay must add either firmware-name or external-fpga-config property * to the FPGA Region. * - * firmware-name : program the FPGA - * external-fpga-config : FPGA is already programmed + * firmware-name : program the FPGA + * external-fpga-config : FPGA is already programmed + * encrypted-fpga-config : FPGA bitstream is encrypted * * The overlay can add other FPGA regions, but child FPGA regions cannot have a * firmware-name property since those regions don't exist yet. @@ -373,6 +374,9 @@ static int fpga_region_notify_pre_apply(struct fpga_region *region, if (of_property_read_bool(nd->overlay, "external-fpga-config")) info->flags |= FPGA_MGR_EXTERNAL_CONFIG; + if (of_property_read_bool(nd->overlay, "encrypted-fpga-config")) + info->flags |= FPGA_MGR_ENCRYPTED_BITSTREAM; + of_property_read_string(nd->overlay, "firmware-name", &firmware_name); of_property_read_u32(nd->overlay, "region-unfreeze-timeout-us", |