| /* |
| * 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> |
| |
| /* APB0 clock gate and reset bit offsets are the same. */ |
| void prcm_apb0_enable(u32 flags) |
| { |
| struct sunxi_prcm_reg *prcm = |
| (struct sunxi_prcm_reg *)SUNXI_PRCM_BASE; |
| |
| /* open the clock for module */ |
| setbits_le32(&prcm->apb0_gate, flags); |
| |
| /* deassert reset for module */ |
| setbits_le32(&prcm->apb0_reset, flags); |
| } |
