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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2019
- * shuyiqi <shuyiqi@phytium.com.cn>
- * liuhao <liuhao@phytium.com.cn>
- */
- #include <common.h>
- #include <command.h>
- #include <cpu_func.h>
- #include <init.h>
- #include <log.h>
- #include <asm/armv8/mmu.h>
- #include <asm/cache.h>
- #include <asm/global_data.h>
- #include <asm/system.h>
- #include <asm/io.h>
- #include <linux/arm-smccc.h>
- #include <linux/kernel.h>
- #include <scsi.h>
- #include "cpu.h"
- DECLARE_GLOBAL_DATA_PTR;
- int dram_init(void)
- {
- gd->mem_clk = 0;
- gd->ram_size = PHYS_SDRAM_1_SIZE;
- return 0;
- }
- int dram_init_banksize(void)
- {
- gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
- gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
- return 0;
- }
- int board_init(void)
- {
- return 0;
- }
- void reset_cpu(void)
- {
- struct arm_smccc_res res;
- arm_smccc_smc(0x84000009, 0, 0, 0, 0, 0, 0, 0, &res);
- debug("reset cpu error, %lx\n", res.a0);
- }
- static struct mm_region durian_mem_map[] = {
- {
- .virt = 0x0UL,
- .phys = 0x0UL,
- .size = 0x80000000UL,
- .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
- PTE_BLOCK_NON_SHARE |
- PTE_BLOCK_PXN |
- PTE_BLOCK_UXN
- },
- {
- .virt = (u64)PHYS_SDRAM_1,
- .phys = (u64)PHYS_SDRAM_1,
- .size = (u64)PHYS_SDRAM_1_SIZE,
- .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
- PTE_BLOCK_NS |
- PTE_BLOCK_INNER_SHARE
- },
- {
- 0,
- }
- };
- struct mm_region *mem_map = durian_mem_map;
- int print_cpuinfo(void)
- {
- printf("CPU: Phytium ft2004 %ld MHz\n", gd->cpu_clk);
- return 0;
- }
- int __asm_flush_l3_dcache(void)
- {
- int i, pstate;
- for (i = 0; i < HNF_COUNT; i++)
- writeq(HNF_PSTATE_SFONLY, HNF_PSTATE_REQ + i * HNF_STRIDE);
- for (i = 0; i < HNF_COUNT; i++) {
- do {
- pstate = readq(HNF_PSTATE_STAT + i * HNF_STRIDE);
- } while ((pstate & 0xf) != (HNF_PSTATE_SFONLY << 2));
- }
- for (i = 0; i < HNF_COUNT; i++)
- writeq(HNF_PSTATE_FULL, HNF_PSTATE_REQ + i * HNF_STRIDE);
- return 0;
- }
- int last_stage_init(void)
- {
- int ret;
- /* pci e */
- pci_init();
- /* scsi scan */
- ret = scsi_scan(true);
- if (ret) {
- printf("scsi scan failed\n");
- return CMD_RET_FAILURE;
- }
- return ret;
- }
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