1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/* SPDX-License-Identifier: GPL-2.0-only */
#include <bootmem.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <soc/apusys.h>
#include <soc/devapc.h>
#include <soc/dfd.h>
#include <soc/emi.h>
#include <soc/hdmi.h>
#include <soc/mcupm.h>
#include <soc/mmu_operations.h>
#include <soc/pcie.h>
#include <soc/sspm.h>
#include <soc/ufs.h>
#include <symbols.h>
void bootmem_platform_add_ranges(void)
{
if (CONFIG(MTK_DFD))
bootmem_add_range(DFD_DUMP_ADDRESS, DFD_DUMP_SIZE, BM_MEM_RESERVED);
}
static void soc_read_resources(struct device *dev)
{
ram_range(dev, 0, (uintptr_t)_dram, sdram_size());
}
static void soc_init(struct device *dev)
{
mtk_mmu_disable_l2c_sram();
dapc_init();
apusys_init();
mcupm_init();
sspm_init();
if (CONFIG(MTK_DFD))
dfd_init();
ufs_disable_refclk();
hdmi_low_power_setting();
}
static struct device_operations soc_ops = {
.read_resources = soc_read_resources,
.set_resources = noop_set_resources,
.init = soc_init,
};
static struct device_operations pci_domain_ops = {
.read_resources = &mtk_pcie_domain_read_resources,
.set_resources = &mtk_pcie_domain_set_resources,
.scan_bus = &pci_domain_scan_bus,
.enable = &mtk_pcie_domain_enable,
};
static void enable_soc_dev(struct device *dev)
{
if (dev->path.type == DEVICE_PATH_CPU_CLUSTER)
dev->ops = &soc_ops;
else if (dev->path.type == DEVICE_PATH_DOMAIN) {
if (mainboard_needs_pcie_init())
dev->ops = &pci_domain_ops;
else
printk(BIOS_DEBUG, "Skip setting PCIe ops\n");
}
}
struct chip_operations soc_mediatek_mt8195_ops = {
CHIP_NAME("SOC Mediatek MT8195")
.enable_dev = enable_soc_dev,
};
|
