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nvadsp: Add provision to specify ADSP ELF name

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Provision is added to specify ADSP ELF name from DT, using prop
'nvidia,adsp_elf'. This will be picked from /lib/firmware/ when
ADSP boots in backdoor mode. Default name remains "adsp.elf", if
the prop is not specified.

Bug 200746669
Bug 200773359

Change-Id: Ie5a4ba60fa2c049b7895967326a325257a65bb82
Signed-off-by: Viswanath L <viswanathl@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2662909
Reviewed-by: Mohan Kumar D <mkumard@nvidia.com>
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Asha Talambedu <atalambedu@nvidia.com>
Reviewed-by: Dipesh Gandhi <dipeshg@nvidia.com>
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Sharad Gupta <sharadg@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Viswanath L
2022-02-02 09:00:48 +00:00
committed by Laxman Dewangan
parent 35393d7615
commit a99d68a86e
3 changed files with 20 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/platform/tegra/nvadsp/dev.c
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@@ -263,6 +263,7 @@ static int __init nvadsp_parse_dt(struct platform_device *pdev)
{
struct nvadsp_drv_data *drv_data = platform_get_drvdata(pdev);
struct device *dev = &pdev->dev;
const char *adsp_elf;
u32 *adsp_reset;
u32 *adsp_mem;
int iter;
@@ -287,6 +288,12 @@ static int __init nvadsp_parse_dt(struct platform_device *pdev)
}
}
if (!of_property_read_string(dev->of_node,
"nvidia,adsp_elf", &adsp_elf))
strcpy(drv_data->adsp_elf, adsp_elf);
else
strcpy(drv_data->adsp_elf, NVADSP_ELF);
drv_data->adsp_unit_fpga = of_property_read_bool(dev->of_node,
"nvidia,adsp_unit_fpga");