ACPICA: Add start method for ARM FF-A

JIRA: https://issues.redhat.com/browse/RHEL-102691

commit 6a45754
Author: Stuart Yoder <stuart.yoder@arm.com>
Date: Wed, 12 Mar 2025 16:58:26 -0500

    Add TPM start method for ARM FF-A defined in the TCG ACPI specification
    v1.4.

    See: https://trustedcomputinggroup.org/wp-content/uploads/TCG-ACPI-Specification-Version-1.4-Revision-15_pub.pdf

    [jarkko:
     1. Fine-tuned the commit message.
     2. Added link to the TCG ACPI specification.]

    Link: acpica/acpica#1000
    Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
    Signed-off-by: Stuart Yoder <stuart.yoder@arm.com>
    Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>

Signed-off-by: Marcin Juszkiewicz <mjuszkiewicz@redhat.com>

Author: hrw

include/acpi/actbl3.h

@@ -446,6 +446,7 @@ struct acpi_tpm2_phy {
 #define ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC       11	/* V1.2 Rev 8 */
 #define ACPI_TPM2_RESERVED                          12
 #define ACPI_TPM2_COMMAND_BUFFER_WITH_PLUTON        13
+#define ACPI_TPM2_CRB_WITH_ARM_FFA                  15
 
 /* Optional trailer appears after any start_method subtables */