2 * Copyright (C) 2011-2014 Panasonic Corporation
3 * Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
5 * SPDX-License-Identifier: GPL-2.0+
10 #include <asm/arch/sbc-regs.h>
11 #include <asm/arch/sg-regs.h>
17 /* system bus output enable */
22 /* XECS1: sub/boot memory (boot swap = off/on) */
23 writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10);
24 writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11);
25 writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12);
26 writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14);
28 #if !defined(CONFIG_SPL_BUILD)
29 /* XECS0: boot/sub memory (boot swap = off/on) */
30 writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00);
31 writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01);
32 writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02);
33 writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04);
35 /* XECS3: peripherals */
36 writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30);
37 writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31);
38 writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32);
39 writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34);
41 /* base address regsiters */
42 writel(0x0000bc01, SBBASE0);
43 writel(0x0400bc01, SBBASE1);
44 writel(0x0800bf01, SBBASE3);
46 #if !defined(CONFIG_SPL_BUILD)
47 /* enable access to sub memory when boot swap is on */
48 sg_set_pinsel(155, 1); /* PORT24 -> XECS0 */
50 sg_set_pinsel(156, 1); /* PORT25 -> XECS3 */