1 /*
2 * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6
7 #include <common/debug.h>
8 #include <plat/arm/common/plat_arm.h>
9 #include <plat/arm/css/common/css_pm.h>
10 #include <sgi_variant.h>
11
12 /******************************************************************************
13 * The power domain tree descriptor.
14 ******************************************************************************/
15 const unsigned char rd_v1_mc_pd_tree_desc_multi_chip[] = {
16 ((PLAT_ARM_CLUSTER_COUNT) * (CSS_SGI_CHIP_COUNT)),
17 CSS_SGI_MAX_CPUS_PER_CLUSTER,
18 CSS_SGI_MAX_CPUS_PER_CLUSTER,
19 CSS_SGI_MAX_CPUS_PER_CLUSTER,
20 CSS_SGI_MAX_CPUS_PER_CLUSTER,
21 #if (CSS_SGI_CHIP_COUNT > 1)
22 CSS_SGI_MAX_CPUS_PER_CLUSTER,
23 CSS_SGI_MAX_CPUS_PER_CLUSTER,
24 CSS_SGI_MAX_CPUS_PER_CLUSTER,
25 CSS_SGI_MAX_CPUS_PER_CLUSTER,
26 #endif
27 #if (CSS_SGI_CHIP_COUNT > 2)
28 CSS_SGI_MAX_CPUS_PER_CLUSTER,
29 CSS_SGI_MAX_CPUS_PER_CLUSTER,
30 CSS_SGI_MAX_CPUS_PER_CLUSTER,
31 CSS_SGI_MAX_CPUS_PER_CLUSTER,
32 #endif
33 #if (CSS_SGI_CHIP_COUNT > 3)
34 CSS_SGI_MAX_CPUS_PER_CLUSTER,
35 CSS_SGI_MAX_CPUS_PER_CLUSTER,
36 CSS_SGI_MAX_CPUS_PER_CLUSTER,
37 CSS_SGI_MAX_CPUS_PER_CLUSTER
38 #endif
39 };
40
41 /*******************************************************************************
42 * This function returns the topology tree information.
43 ******************************************************************************/
plat_get_power_domain_tree_desc(void)44 const unsigned char *plat_get_power_domain_tree_desc(void)
45 {
46 if (plat_arm_sgi_get_multi_chip_mode() == 1)
47 return rd_v1_mc_pd_tree_desc_multi_chip;
48 panic();
49 }
50
51 /*******************************************************************************
52 * The array mapping platform core position (implemented by plat_my_core_pos())
53 * to the SCMI power domain ID implemented by SCP.
54 ******************************************************************************/
55 const uint32_t plat_css_core_pos_to_scmi_dmn_id_map[] = {
56 (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x0)),
57 (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x1)),
58 (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x2)),
59 (SET_SCMI_CHANNEL_ID(0x0) | SET_SCMI_DOMAIN_ID(0x3)),
60 #if (CSS_SGI_CHIP_COUNT > 1)
61 (SET_SCMI_CHANNEL_ID(0x1) | SET_SCMI_DOMAIN_ID(0x0)),
62 (SET_SCMI_CHANNEL_ID(0x1) | SET_SCMI_DOMAIN_ID(0x1)),
63 (SET_SCMI_CHANNEL_ID(0x1) | SET_SCMI_DOMAIN_ID(0x2)),
64 (SET_SCMI_CHANNEL_ID(0x1) | SET_SCMI_DOMAIN_ID(0x3)),
65 #endif
66 #if (CSS_SGI_CHIP_COUNT > 2)
67 (SET_SCMI_CHANNEL_ID(0x2) | SET_SCMI_DOMAIN_ID(0x0)),
68 (SET_SCMI_CHANNEL_ID(0x2) | SET_SCMI_DOMAIN_ID(0x1)),
69 (SET_SCMI_CHANNEL_ID(0x2) | SET_SCMI_DOMAIN_ID(0x2)),
70 (SET_SCMI_CHANNEL_ID(0x2) | SET_SCMI_DOMAIN_ID(0x3)),
71 #endif
72 #if (CSS_SGI_CHIP_COUNT > 3)
73 (SET_SCMI_CHANNEL_ID(0x3) | SET_SCMI_DOMAIN_ID(0x0)),
74 (SET_SCMI_CHANNEL_ID(0x3) | SET_SCMI_DOMAIN_ID(0x1)),
75 (SET_SCMI_CHANNEL_ID(0x3) | SET_SCMI_DOMAIN_ID(0x2)),
76 (SET_SCMI_CHANNEL_ID(0x3) | SET_SCMI_DOMAIN_ID(0x3))
77 #endif
78 };
79