Tejas Patel | 354fe57 | 2018-12-14 00:55:37 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2019, Xilinx, Inc. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | /* |
| 8 | * Top-level SMC handler for Versal power management calls and |
| 9 | * IPI setup functions for communication with PMC. |
| 10 | */ |
| 11 | |
| 12 | #include <errno.h> |
| 13 | #include <plat_private.h> |
| 14 | #include "pm_client.h" |
| 15 | #include "pm_ipi.h" |
| 16 | |
| 17 | /** |
| 18 | * pm_setup() - PM service setup |
| 19 | * |
| 20 | * @return On success, the initialization function must return 0. |
| 21 | * Any other return value will cause the framework to ignore |
| 22 | * the service |
| 23 | * |
| 24 | * Initialization functions for Versal power management for |
| 25 | * communicaton with PMC. |
| 26 | * |
| 27 | * Called from sip_svc_setup initialization function with the |
| 28 | * rt_svc_init signature. |
| 29 | */ |
| 30 | int pm_setup(void) |
| 31 | { |
| 32 | int status, ret = 0; |
| 33 | |
| 34 | status = pm_ipi_init(primary_proc); |
| 35 | |
| 36 | if (status < 0) { |
| 37 | INFO("BL31: PM Service Init Failed, Error Code %d!\n", status); |
| 38 | ret = status; |
| 39 | } |
| 40 | |
| 41 | return ret; |
| 42 | } |