103 lines
2.1 KiB
C
103 lines
2.1 KiB
C
#include <common.h>
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#include <linux/sizes.h>
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#include <io.h>
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#include <asm/barebox-arm-head.h>
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#include <asm/barebox-arm.h>
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#include <asm/cache.h>
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#include <mach/generic.h>
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#include <debug_ll.h>
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#include "sdram_config.h"
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#include <mach/sdram_config.h>
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#include "pinmux_config.c"
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#include "pll_config.h"
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#include <mach/pll_config.h>
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#include "sequencer_defines.h"
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#include "sequencer_auto.h"
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#include <mach/sequencer.c>
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#include "sequencer_auto_inst_init.c"
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#include "sequencer_auto_ac_init.c"
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#include "iocsr_config_cyclone5.c"
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static inline void ledon(void)
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{
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u32 val;
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val = readl(0xFF708000);
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val &= ~(1 << 28);
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writel(val, 0xFF708000);
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val = readl(0xFF708004);
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val |= 1 << 28;
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writel(val, 0xFF708004);
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}
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static inline void ledoff(void)
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{
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u32 val;
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val = readl(0xFF708000);
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val |= 1 << 28;
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writel(val, 0xFF708000);
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val = readl(0xFF708004);
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val |= 1 << 28;
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writel(val, 0xFF708004);
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}
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extern char __dtb_socfpga_cyclone5_socrates_start[];
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ENTRY_FUNCTION(start_socfpga_socrates, r0, r1, r2)
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{
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void *fdt;
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arm_cpu_lowlevel_init();
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fdt = __dtb_socfpga_cyclone5_socrates_start - get_runtime_offset();
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barebox_arm_entry(0x0, SZ_1G, fdt);
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}
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static noinline void socrates_entry(void)
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{
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struct socfpga_io_config io_config;
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int ret;
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arm_early_mmu_cache_invalidate();
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relocate_to_current_adr();
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setup_c();
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io_config.pinmux = sys_mgr_init_table;
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io_config.num_pin = ARRAY_SIZE(sys_mgr_init_table);
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io_config.iocsr_emac_mixed2 = iocsr_scan_chain0_table;
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io_config.iocsr_mixed1_flash = iocsr_scan_chain1_table;
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io_config.iocsr_general = iocsr_scan_chain2_table;
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io_config.iocsr_ddr = iocsr_scan_chain3_table;
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socfpga_lowlevel_init(&cm_default_cfg, &io_config);
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puts_ll("lowlevel init done\n");
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puts_ll("SDRAM setup...\n");
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socfpga_sdram_mmr_init();
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puts_ll("SDRAM calibration...\n");
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ret = socfpga_mem_calibration();
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if (!ret)
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hang();
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puts_ll("done\n");
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barebox_arm_entry(0x0, SZ_1G, NULL);
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}
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ENTRY_FUNCTION(start_socfpga_socrates_xload, r0, r1, r2)
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{
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arm_cpu_lowlevel_init();
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arm_setup_stack(0xffff0000 + SZ_64K - SZ_4K - 16);
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socrates_entry();
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}
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