Messages in this thread Patch in this message | | | From | Ard Biesheuvel <> | Subject | [RFC PATCH 2/2] optee: add ACPI support | Date | Thu, 27 Dec 2018 20:01:22 +0100 |
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Add support for devices that expose the presence of OPTEE via device object in the ACPI namespace.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> --- drivers/tee/optee/core.c | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c index 61ea65cfaedd..94b2fd08b446 100644 --- a/drivers/tee/optee/core.c +++ b/drivers/tee/optee/core.c @@ -14,6 +14,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include <linux/acpi.h> #include <linux/arm-smccc.h> #include <linux/errno.h> #include <linux/io.h> @@ -689,12 +690,21 @@ static const struct of_device_id optee_dt_match[] = { }; MODULE_DEVICE_TABLE(of, optee_dt_match); +#ifdef CONFIG_ACPI +static const struct acpi_device_id optee_acpi_match[] = { + { "LNRO0020" }, + { } +}; +MODULE_DEVICE_TABLE(acpi, optee_acpi_match); +#endif + static struct platform_driver optee_driver = { .probe = optee_probe, .remove = optee_remove, .driver = { .name = "optee", .of_match_table = optee_dt_match, + .acpi_match_table = ACPI_PTR(optee_acpi_match), }, }; module_platform_driver(optee_driver); -- 2.19.2
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