1ea65c980SMasahiro Yamada /* 2*9e3bb84bSMasahiro Yamada * Copyright (C) 2011-2015 Panasonic Corporation 3*9e3bb84bSMasahiro Yamada * Copyright (C) 2015-2017 Socionext Inc. 4ea65c980SMasahiro Yamada * 5ea65c980SMasahiro Yamada * SPDX-License-Identifier: GPL-2.0+ 6ea65c980SMasahiro Yamada */ 7ea65c980SMasahiro Yamada 8ea65c980SMasahiro Yamada #include <linux/io.h> 9ea65c980SMasahiro Yamada 10ea65c980SMasahiro Yamada #include "../init.h" 11ea65c980SMasahiro Yamada #include "sbc-regs.h" 12ea65c980SMasahiro Yamada uniphier_ld4_sbc_init(void)13*9e3bb84bSMasahiro Yamadavoid uniphier_ld4_sbc_init(void) 14ea65c980SMasahiro Yamada { 15ea65c980SMasahiro Yamada u32 tmp; 16ea65c980SMasahiro Yamada 17*9e3bb84bSMasahiro Yamada uniphier_sbc_init_savepin(); 18*9e3bb84bSMasahiro Yamada 19ea65c980SMasahiro Yamada /* system bus output enable */ 20ea65c980SMasahiro Yamada tmp = readl(PC0CTRL); 21ea65c980SMasahiro Yamada tmp &= 0xfffffcff; 22ea65c980SMasahiro Yamada writel(tmp, PC0CTRL); 23ea65c980SMasahiro Yamada } 24