upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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43 lines
1.3 KiB
43 lines
1.3 KiB
/*
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* Copyright (C) 2011-2015 Panasonic Corporation
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* Author: Masahiro Yamada <yamada.m@jp.panasonic.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <asm/io.h>
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#include <mach/sbc-regs.h>
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#include <mach/sg-regs.h>
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void sbc_init(void)
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{
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/* XECS0: boot/sub memory (boot swap = off/on) */
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writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL00);
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writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL01);
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writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL02);
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writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL04);
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/* XECS1: sub/boot memory (boot swap = off/on) */
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writel(SBCTRL0_SAVEPIN_MEM_VALUE, SBCTRL10);
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writel(SBCTRL1_SAVEPIN_MEM_VALUE, SBCTRL11);
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writel(SBCTRL2_SAVEPIN_MEM_VALUE, SBCTRL12);
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writel(SBCTRL4_SAVEPIN_MEM_VALUE, SBCTRL14);
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/* XECS3: peripherals */
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writel(SBCTRL0_SAVEPIN_PERI_VALUE, SBCTRL30);
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writel(SBCTRL1_SAVEPIN_PERI_VALUE, SBCTRL31);
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writel(SBCTRL2_SAVEPIN_PERI_VALUE, SBCTRL32);
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writel(SBCTRL4_SAVEPIN_PERI_VALUE, SBCTRL34);
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writel(0x0000bc01, SBBASE0); /* boot memory */
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writel(0x0400bc01, SBBASE1); /* sub memory */
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writel(0x0800bf01, SBBASE3); /* peripherals */
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/* enable access to sub memory when boot swap is on */
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if (boot_is_swapped())
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sg_set_pinsel(318, 5); /* PORT22 -> XECS0 */
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sg_set_pinsel(313, 5); /* PORT15 -> XECS3 */
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writel(0x00000001, SG_LOADPINCTRL);
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}
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