2 * (C) Copyright 2015 Google, Inc
4 * SPDX-License-Identifier: GPL-2.0
12 #include <asm/arch/clock.h>
13 #include <asm/arch/cru_rk3288.h>
14 #include <asm/arch/hardware.h>
15 #include <linux/err.h>
17 int rk3288_sysreset_request(struct udevice *dev, enum sysreset_t type)
19 struct rk3288_cru *cru = rockchip_get_cru();
25 rk_clrreg(&cru->cru_mode_con, 0xffff);
26 writel(0xeca8, &cru->cru_glb_srst_snd_value);
29 rk_clrreg(&cru->cru_mode_con, 0xffff);
30 writel(0xfdb9, &cru->cru_glb_srst_fst_value);
33 return -EPROTONOSUPPORT;
39 static struct sysreset_ops rk3288_sysreset = {
40 .request = rk3288_sysreset_request,
43 U_BOOT_DRIVER(sysreset_rk3288) = {
44 .name = "rk3288_sysreset",
45 .id = UCLASS_SYSRESET,
46 .ops = &rk3288_sysreset,