mirror of
https://github.com/AsahiLinux/u-boot
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b25732c22b
Create drivers/sysreset and move sysreset-uclass and all sysreset drivers there. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Acked-by: Simon Glass <sjg@chromium.org>
45 lines
908 B
C
45 lines
908 B
C
/*
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* (C) Copyright 2016 Rockchip Electronics Co., Ltd
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*
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* SPDX-License-Identifier: GPL-2.0
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*/
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#include <common.h>
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#include <dm.h>
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#include <errno.h>
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#include <sysreset.h>
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#include <asm/io.h>
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#include <asm/arch/clock.h>
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#include <asm/arch/cru_rk3399.h>
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#include <asm/arch/hardware.h>
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#include <linux/err.h>
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int rk3399_sysreset_request(struct udevice *dev, enum sysreset_t type)
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{
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struct rk3399_cru *cru = rockchip_get_cru();
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if (IS_ERR(cru))
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return PTR_ERR(cru);
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switch (type) {
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case SYSRESET_WARM:
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writel(0xeca8, &cru->glb_srst_snd_value);
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break;
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case SYSRESET_COLD:
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writel(0xfdb9, &cru->glb_srst_fst_value);
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break;
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default:
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return -EPROTONOSUPPORT;
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}
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return -EINPROGRESS;
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}
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static struct sysreset_ops rk3399_sysreset = {
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.request = rk3399_sysreset_request,
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};
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U_BOOT_DRIVER(sysreset_rk3399) = {
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.name = "rk3399_sysreset",
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.id = UCLASS_SYSRESET,
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.ops = &rk3399_sysreset,
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};
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