mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-25 20:43:32 +00:00
34 lines
855 B
C
34 lines
855 B
C
|
// SPDX-License-Identifier: GPL-2.0+
|
||
|
|
/*
|
||
|
|
* (C) Copyright 2016 Nexell
|
||
|
|
* Youngbok, Park <park@nexell.co.kr>
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
*FIXME : Not support device tree & reset control driver.
|
||
|
|
* will remove after support device tree & reset control driver.
|
||
|
|
*/
|
||
|
|
#include <common.h>
|
||
|
|
#include <asm/io.h>
|
||
|
|
#include <asm/arch/nexell.h>
|
||
|
|
#include <asm/arch/reset.h>
|
||
|
|
|
||
|
|
struct nx_rstcon_registerset {
|
||
|
|
u32 regrst[(NUMBER_OF_RESET_MODULE_PIN + 31) >> 5];
|
||
|
|
};
|
||
|
|
|
||
|
|
static struct nx_rstcon_registerset *nx_rstcon =
|
||
|
|
(struct nx_rstcon_registerset *)PHY_BASEADDR_RSTCON;
|
||
|
|
|
||
|
|
void nx_rstcon_setrst(u32 rstindex, enum rstcon status)
|
||
|
|
{
|
||
|
|
u32 regnum, bitpos, curstat;
|
||
|
|
|
||
|
|
regnum = rstindex >> 5;
|
||
|
|
curstat = (u32)readl(&nx_rstcon->regrst[regnum]);
|
||
|
|
bitpos = rstindex & 0x1f;
|
||
|
|
curstat &= ~(1UL << bitpos);
|
||
|
|
curstat |= (status & 0x01) << bitpos;
|
||
|
|
writel(curstat, &nx_rstcon->regrst[regnum]);
|
||
|
|
}
|