/*
- * Copyright (C) 2011-2014 Panasonic Corporation
+ * Copyright (C) 2011-2015 Panasonic Corporation
* Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
*
* SPDX-License-Identifier: GPL-2.0+
#include <common.h>
#include <asm/io.h>
-#include <asm/arch/sbc-regs.h>
-#include <asm/arch/sg-regs.h>
+#include <mach/sbc-regs.h>
+#include <mach/sg-regs.h>
void sbc_init(void)
{
tmp &= 0xfffffcff;
writel(tmp, PC0CTRL);
- /* XECS1: sub/boot memory (boot swap = off/on) */
- writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10);
- writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11);
- writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12);
- writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14);
+ /*
+ * Only CS1 is connected to support card.
+ * BKSZ[1:0] should be set to "01".
+ */
+ writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL10);
+ writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL11);
+ writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL12);
+ writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL14);
-#if !defined(CONFIG_SPL_BUILD)
- /* XECS0: boot/sub memory (boot swap = off/on) */
- writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00);
- writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01);
- writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02);
- writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04);
-#endif
- /* XECS3: peripherals */
- writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30);
- writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31);
- writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32);
- writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34);
-
- /* base address regsiters */
- writel(0x0000bc01, SBBASE0);
- writel(0x0400bc01, SBBASE1);
- writel(0x0800bf01, SBBASE3);
-
-#if !defined(CONFIG_SPL_BUILD)
- /* enable access to sub memory when boot swap is on */
- sg_set_pinsel(155, 1); /* PORT24 -> XECS0 */
-#endif
- sg_set_pinsel(156, 1); /* PORT25 -> XECS3 */
+ if (boot_is_swapped()) {
+ /*
+ * Boot Swap On: boot from external NOR/SRAM
+ * 0x02000000-0x03ffffff is a mirror of 0x00000000-0x01ffffff.
+ *
+ * 0x00000000-0x01efffff, 0x02000000-0x03efffff: memory bank
+ * 0x01f00000-0x01ffffff, 0x03f00000-0x03ffffff: peripherals
+ */
+ writel(0x0000bc01, SBBASE0);
+ } else {
+ /*
+ * Boot Swap Off: boot from mask ROM
+ * 0x00000000-0x01ffffff: mask ROM
+ * 0x02000000-0x03efffff: memory bank (31MB)
+ * 0x03f00000-0x03ffffff: peripherals (1MB)
+ */
+ writel(0x0000be01, SBBASE0); /* dummy */
+ writel(0x0200be01, SBBASE1);
+ }
}