blob: ee484749bcf1b05581e434f7b0e122987c8dea0c [file] [log] [blame]
liu haoe3aafef2019-10-31 07:51:08 +00001// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (C) 2019
4 * shuyiqi <shuyiqi@phytium.com.cn>
5 * liuhao <liuhao@phytium.com.cn>
6 */
7
8#include <common.h>
Simon Glass09140112020-05-10 11:40:03 -06009#include <command.h>
Simon Glass9a3b4ce2019-12-28 10:45:01 -070010#include <cpu_func.h>
Simon Glass691d7192020-05-10 11:40:02 -060011#include <init.h>
Simon Glassf7ae49f2020-05-10 11:40:05 -060012#include <log.h>
liu haoe3aafef2019-10-31 07:51:08 +000013#include <asm/armv8/mmu.h>
Simon Glass90526e92020-05-10 11:39:56 -060014#include <asm/cache.h>
Simon Glass401d1c42020-10-30 21:38:53 -060015#include <asm/global_data.h>
liu haoe3aafef2019-10-31 07:51:08 +000016#include <asm/system.h>
17#include <asm/io.h>
18#include <linux/arm-smccc.h>
19#include <linux/kernel.h>
20#include <scsi.h>
21#include "cpu.h"
22
23DECLARE_GLOBAL_DATA_PTR;
24
25int dram_init(void)
26{
27 gd->mem_clk = 0;
28 gd->ram_size = PHYS_SDRAM_1_SIZE;
29 return 0;
30}
31
32int dram_init_banksize(void)
33{
34 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
35 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
36
37 return 0;
38}
39
40int board_init(void)
41{
42 return 0;
43}
44
Harald Seiler35b65dd2020-12-15 16:47:52 +010045void reset_cpu(void)
liu haoe3aafef2019-10-31 07:51:08 +000046{
47 struct arm_smccc_res res;
48
49 arm_smccc_smc(0x84000009, 0, 0, 0, 0, 0, 0, 0, &res);
50 debug("reset cpu error, %lx\n", res.a0);
51}
52
53static struct mm_region durian_mem_map[] = {
54 {
55 .virt = 0x0UL,
56 .phys = 0x0UL,
57 .size = 0x80000000UL,
58 .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
59 PTE_BLOCK_NON_SHARE |
60 PTE_BLOCK_PXN |
61 PTE_BLOCK_UXN
62 },
63 {
64 .virt = (u64)PHYS_SDRAM_1,
65 .phys = (u64)PHYS_SDRAM_1,
66 .size = (u64)PHYS_SDRAM_1_SIZE,
67 .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
68 PTE_BLOCK_NS |
69 PTE_BLOCK_INNER_SHARE
70 },
71 {
72 0,
73 }
74};
75
76struct mm_region *mem_map = durian_mem_map;
77
78int print_cpuinfo(void)
79{
80 printf("CPU: Phytium ft2004 %ld MHz\n", gd->cpu_clk);
81 return 0;
82}
83
84int __asm_flush_l3_dcache(void)
85{
86 int i, pstate;
87
88 for (i = 0; i < HNF_COUNT; i++)
89 writeq(HNF_PSTATE_SFONLY, HNF_PSTATE_REQ + i * HNF_STRIDE);
90 for (i = 0; i < HNF_COUNT; i++) {
91 do {
92 pstate = readq(HNF_PSTATE_STAT + i * HNF_STRIDE);
93 } while ((pstate & 0xf) != (HNF_PSTATE_SFONLY << 2));
94 }
95
96 for (i = 0; i < HNF_COUNT; i++)
97 writeq(HNF_PSTATE_FULL, HNF_PSTATE_REQ + i * HNF_STRIDE);
98
99 return 0;
100}
101
102int last_stage_init(void)
103{
104 int ret;
105
106 /* pci e */
107 pci_init();
108 /* scsi scan */
109 ret = scsi_scan(true);
110 if (ret) {
111 printf("scsi scan failed\n");
112 return CMD_RET_FAILURE;
113 }
114 return ret;
115}