1 /*
2  * Copyright (c) 2018-2020, Arm Limited and Contributors. All rights reserved.
3  * Copyright (c) 2022-2023, Advanced Micro Devices, Inc. All rights reserved.
4  *
5  * SPDX-License-Identifier: BSD-3-Clause
6  */
7 
8 #include <common/debug.h>
9 #include <drivers/generic_delay_timer.h>
10 #include <lib/mmio.h>
11 #include <lib/xlat_tables/xlat_tables_v2.h>
12 #include <plat/common/platform.h>
13 
14 #include <plat_common.h>
15 #include <plat_ipi.h>
16 #include <plat_private.h>
17 #include <pm_api_sys.h>
18 #include <versal_def.h>
19 
20 uint32_t platform_id, platform_version;
21 uint32_t cpu_clock = VERSAL_CPU_CLOCK;
22 
23 /*
24  * Table of regions to map using the MMU.
25  * This doesn't include TZRAM as the 'mem_layout' argument passed to
26  * configure_mmu_elx() will give the available subset of that,
27  */
28 const mmap_region_t plat_versal_mmap[] = {
29 	MAP_REGION_FLAT(DEVICE0_BASE, DEVICE0_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
30 	MAP_REGION_FLAT(DEVICE1_BASE, DEVICE1_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
31 	MAP_REGION_FLAT(CRF_BASE, CRF_SIZE, MT_DEVICE | MT_RW | MT_SECURE),
32 	MAP_REGION_FLAT(PLAT_ARM_CCI_BASE, PLAT_ARM_CCI_SIZE, MT_DEVICE | MT_RW |
33 			MT_SECURE),
34 	{ 0 }
35 };
36 
plat_get_mmap(void)37 const mmap_region_t *plat_get_mmap(void)
38 {
39 	return plat_versal_mmap;
40 }
41 
versal_print_platform_name(void)42 static void versal_print_platform_name(void)
43 {
44 	NOTICE("TF-A running on %s\n", PLATFORM_NAME);
45 }
46 
versal_config_setup(void)47 void versal_config_setup(void)
48 {
49 	/* Configure IPI data for versal */
50 	versal_ipi_config_table_init();
51 
52 	versal_print_platform_name();
53 
54 	generic_delay_timer_init();
55 }
56 
board_detection(void)57 void board_detection(void)
58 {
59 	uint32_t plat_info[2];
60 
61 	if (pm_get_chipid(plat_info) != PM_RET_SUCCESS) {
62 		/* If the call is failed we cannot proceed with further
63 		 * setup. TF-A to panic in this situation.
64 		 */
65 		NOTICE("Failed to read the chip information");
66 		panic();
67 	}
68 
69 	platform_id = FIELD_GET(PLATFORM_MASK, plat_info[1]);
70 	platform_version = FIELD_GET(PLATFORM_VERSION_MASK, plat_info[1]);
71 }
72 
get_uart_clk(void)73 uint32_t get_uart_clk(void)
74 {
75 	return UART_CLOCK;
76 }
77