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xilinx: versal: Add support of PM_GET_TRUSTZONE_VERSION API 

PM_GET_TRUSTZONE_VERSION API is required to use zynqmp-firmware
driver for versal. Add support of PM_GET_TRUSTZONE_VERSION API
for versal.

Signed-off-by: Tejas Patel <tejas.patel@xilinx.com>
Signed-off-by: Jolly Shah <jolly.shah@xilinx.com>
Change-Id: Ie1c859890096024cc8be67386e3fd0f5f8a4385f
This commit is contained in:
Tejas Patel 2019-01-21 17:56:48 +05:30 committed by Jolly Shah
parent 6e2f0d105d
commit 4b0f32a411
2 changed files with 10 additions and 0 deletions
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4
plat/xilinx/versal/include/plat_pm_common.h
View File

@ -19,4 +19,8 @@
#define PAYLOAD_ARG_CNT 6U
#define PAYLOAD_ARG_SIZE 4U /* size in bytes */
#define VERSAL_TZ_VERSION_MAJOR 1
#define VERSAL_TZ_VERSION_MINOR 0
#define VERSAL_TZ_VERSION ((VERSAL_TZ_VERSION_MAJOR << 16) | \
VERSAL_TZ_VERSION_MINOR)
#endif /* PLAT_PM_COMMON_H */

6
plat/xilinx/versal/pm_service/pm_svc_main.c
View File

@ -17,6 +17,8 @@
#include "pm_client.h"
#include "pm_ipi.h"
#define PM_GET_TRUSTZONE_VERSION 0xa03
/* pm_up = true - UP, pm_up = false - DOWN */
static bool pm_up;
@ -255,6 +257,10 @@ uint64_t pm_smc_handler(uint32_t smc_fid, uint64_t x1, uint64_t x2, uint64_t x3,
SMC_RET1(handle, (uint64_t)ret | ((uint64_t)mode << 32));
}
case PM_GET_TRUSTZONE_VERSION:
SMC_RET1(handle, (uint64_t)PM_RET_SUCCESS |
((uint64_t)VERSAL_TZ_VERSION << 32));
default:
WARN("Unimplemented PM Service Call: 0x%x\n", smc_fid);
SMC_RET1(handle, SMC_UNK);