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https://github.com/AsahiLinux/u-boot
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abb25f4e95
Add function to enable and disable FPGA bridges. This code is used by the FPGA manager to disable the bridges before programming the FPGA and will later be also used by the initialization code for the chip to put the chip into well defined state during startup. Signed-off-by: Marek Vasut <marex@denx.de> Cc: Chin Liang See <clsee@altera.com> Cc: Dinh Nguyen <dinguyen@altera.com> Cc: Albert Aribaud <albert.u.boot@aribaud.net> Cc: Tom Rini <trini@ti.com> Cc: Wolfgang Denk <wd@denx.de> Cc: Pavel Machek <pavel@denx.de> Acked-by: Pavel Machek <pavel@denx.de>
39 lines
796 B
C
39 lines
796 B
C
/*
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* Copyright (C) 2012 Altera Corporation <www.altera.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _RESET_MANAGER_H_
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#define _RESET_MANAGER_H_
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void reset_cpu(ulong addr);
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void reset_deassert_peripherals_handoff(void);
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void socfpga_bridges_reset(int enable);
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void socfpga_emac_reset(int enable);
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void socfpga_watchdog_reset(void);
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struct socfpga_reset_manager {
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u32 status;
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u32 ctrl;
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u32 counts;
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u32 padding1;
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u32 mpu_mod_reset;
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u32 per_mod_reset;
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u32 per2_mod_reset;
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u32 brg_mod_reset;
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};
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#if defined(CONFIG_SOCFPGA_VIRTUAL_TARGET)
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#define RSTMGR_CTRL_SWWARMRSTREQ_LSB 2
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#else
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#define RSTMGR_CTRL_SWWARMRSTREQ_LSB 1
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#endif
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#define RSTMGR_PERMODRST_EMAC0_LSB 0
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#define RSTMGR_PERMODRST_EMAC1_LSB 1
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#define RSTMGR_PERMODRST_L4WD0_LSB 6
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#endif /* _RESET_MANAGER_H_ */
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