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https://github.com/AsahiLinux/u-boot
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34 lines
855 B
C
34 lines
855 B
C
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// SPDX-License-Identifier: GPL-2.0+
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/*
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* (C) Copyright 2016 Nexell
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* Youngbok, Park <park@nexell.co.kr>
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*/
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/*
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*FIXME : Not support device tree & reset control driver.
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* will remove after support device tree & reset control driver.
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <asm/arch/nexell.h>
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#include <asm/arch/reset.h>
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struct nx_rstcon_registerset {
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u32 regrst[(NUMBER_OF_RESET_MODULE_PIN + 31) >> 5];
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};
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static struct nx_rstcon_registerset *nx_rstcon =
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(struct nx_rstcon_registerset *)PHY_BASEADDR_RSTCON;
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void nx_rstcon_setrst(u32 rstindex, enum rstcon status)
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{
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u32 regnum, bitpos, curstat;
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regnum = rstindex >> 5;
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curstat = (u32)readl(&nx_rstcon->regrst[regnum]);
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bitpos = rstindex & 0x1f;
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curstat &= ~(1UL << bitpos);
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curstat |= (status & 0x01) << bitpos;
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writel(curstat, &nx_rstcon->regrst[regnum]);
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}
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