u-boot/arch/arm/cpu/armv7/sunxi/prcm.c

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/*
* Sunxi A31 Power Management Unit
*
* (C) Copyright 2013 Oliver Schinagl <oliver@schinagl.nl>
* http://linux-sunxi.org
*
* Based on sun6i sources and earlier U-Boot Allwinner A10 SPL work
*
* (C) Copyright 2006-2013
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
* Berg Xing <bergxing@allwinnertech.com>
* Tom Cubie <tangliang@allwinnertech.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <errno.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/prcm.h>
#include <asm/arch/sys_proto.h>
void prcm_init_apb0(void)
{
struct sunxi_prcm_reg *prcm =
(struct sunxi_prcm_reg *)SUNXI_PRCM_BASE;
setbits_le32(&prcm->apb0_gate, PRCM_APB0_GATE_P2WI |
PRCM_APB0_GATE_PIO);
setbits_le32(&prcm->apb0_reset, PRCM_APB0_RESET_P2WI |
PRCM_APB0_RESET_PIO);
}