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/*
* Copyright (C) 2012-2015 Panasonic Corporation
* Copyright (C) 2015-2016 Socionext Inc.
* Author: Masahiro Yamada <yamada.masahiro@socionext.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <linux/errno.h>
#include <linux/io.h>
#include <linux/printk.h>
#include "init.h"
#include "micro-support-card.h"
#include "soc-info.h"
#ifdef CONFIG_ARCH_UNIPHIER_LD20
static void uniphier_ld20_misc_init(void)
{
/* ES1 errata: increase VDD09 supply to suppress VBO noise */
if (uniphier_get_soc_revision() == 1) {
writel(0x00000003, 0x6184e004);
writel(0x00000100, 0x6184e040);
writel(0x0000b500, 0x6184e024);
writel(0x00000001, 0x6184e000);
}
}
#endif
struct uniphier_initdata {
unsigned int soc_id;
void (*sbc_init)(void);
void (*pll_init)(void);
void (*clk_init)(void);
void (*misc_init)(void);
};
static const struct uniphier_initdata uniphier_initdata[] = {
#if defined(CONFIG_ARCH_UNIPHIER_LD4)
{
.soc_id = UNIPHIER_LD4_ID,
.sbc_init = uniphier_ld4_sbc_init,
.pll_init = uniphier_ld4_pll_init,
.clk_init = uniphier_ld4_clk_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_PRO4)
{
.soc_id = UNIPHIER_PRO4_ID,
.sbc_init = uniphier_sbc_init_savepin,
.pll_init = uniphier_pro4_pll_init,
.clk_init = uniphier_pro4_clk_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_SLD8)
{
.soc_id = UNIPHIER_SLD8_ID,
.sbc_init = uniphier_ld4_sbc_init,
.pll_init = uniphier_ld4_pll_init,
.clk_init = uniphier_ld4_clk_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_PRO5)
{
.soc_id = UNIPHIER_PRO5_ID,
.sbc_init = uniphier_sbc_init_savepin,
.clk_init = uniphier_pro5_clk_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_PXS2)
{
.soc_id = UNIPHIER_PXS2_ID,
.sbc_init = uniphier_pxs2_sbc_init,
.clk_init = uniphier_pxs2_clk_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_LD6B)
{
.soc_id = UNIPHIER_LD6B_ID,
.sbc_init = uniphier_pxs2_sbc_init,
.clk_init = uniphier_pxs2_clk_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_LD11)
{
.soc_id = UNIPHIER_LD11_ID,
.sbc_init = uniphier_ld11_sbc_init,
.pll_init = uniphier_ld11_pll_init,
.clk_init = uniphier_ld11_clk_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_LD20)
{
.soc_id = UNIPHIER_LD20_ID,
.sbc_init = uniphier_ld11_sbc_init,
.pll_init = uniphier_ld20_pll_init,
.clk_init = uniphier_ld20_clk_init,
.misc_init = uniphier_ld20_misc_init,
},
#endif
#if defined(CONFIG_ARCH_UNIPHIER_PXS3)
{
.soc_id = UNIPHIER_PXS3_ID,
.sbc_init = uniphier_pxs2_sbc_init,
.pll_init = uniphier_pxs3_pll_init,
.clk_init = uniphier_pxs3_clk_init,
},
#endif
};
UNIPHIER_DEFINE_SOCDATA_FUNC(uniphier_get_initdata, uniphier_initdata)
int board_init(void)
{
const struct uniphier_initdata *initdata;
led_puts("U0");
initdata = uniphier_get_initdata();
if (!initdata) {
pr_err("unsupported SoC\n");
return -EINVAL;
}
initdata->sbc_init();
support_card_init();
led_puts("U0");
if (initdata->pll_init)
initdata->pll_init();
led_puts("U1");
if (initdata->clk_init)
initdata->clk_init();
led_puts("U2");
if (initdata->misc_init)
initdata->misc_init();
led_puts("U3");
support_card_late_init();
led_puts("Uboo");
return 0;
}
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