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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 <common.h>
    #include <libfdt.h>
    #include <linux/io.h>
    
    
    #include "init.h"
    #include "micro-support-card.h"
    #include "soc-info.h"
    
    DECLARE_GLOBAL_DATA_PTR;
    
    static void uniphier_setup_xirq(void)
    {
    	const void *fdt = gd->fdt_blob;
    	int soc_node, aidet_node;
    	const u32 *val;
    	unsigned long aidet_base;
    	u32 tmp;
    
    	soc_node = fdt_path_offset(fdt, "/soc");
    	if (soc_node < 0)
    		return;
    
    	aidet_node = fdt_subnode_offset_namelen(fdt, soc_node, "aidet", 5);
    	if (aidet_node < 0)
    		return;
    
    	val = fdt_getprop(fdt, aidet_node, "reg", NULL);
    	if (!val)
    		return;
    
    	aidet_base = fdt32_to_cpu(*val);
    
    	tmp = readl(aidet_base + 8);	/* AIDET DETCONFR2 */
    	tmp |= 0x00ff0000;		/* Set XIRQ0-7 low active */
    	writel(tmp, aidet_base + 8);
    
    	tmp = readl(0x55000090);	/* IRQCTL */
    	tmp |= 0x000000ff;
    	writel(tmp, 0x55000090);
    }
    
    
    static void uniphier_nand_pin_init(bool cs2)
    {
    #ifdef CONFIG_NAND_DENALI
    	if (uniphier_pin_init(cs2 ? "nand2cs_grp" : "nand_grp"))
    		pr_err("failed to init NAND pins\n");
    #endif
    }
    
    
    	led_puts("U0");
    
    	switch (uniphier_get_soc_type()) {
    
    #if defined(CONFIG_ARCH_UNIPHIER_SLD3)
    	case SOC_UNIPHIER_SLD3:
    
    		uniphier_nand_pin_init(true);
    
    #if defined(CONFIG_ARCH_UNIPHIER_LD4)
    	case SOC_UNIPHIER_LD4:
    
    		uniphier_nand_pin_init(true);
    
    #if defined(CONFIG_ARCH_UNIPHIER_PRO4)
    	case SOC_UNIPHIER_PRO4:
    
    		uniphier_nand_pin_init(false);
    
    #if defined(CONFIG_ARCH_UNIPHIER_SLD8)
    	case SOC_UNIPHIER_SLD8:
    
    		uniphier_nand_pin_init(true);
    
    #if defined(CONFIG_ARCH_UNIPHIER_PRO5)
    	case SOC_UNIPHIER_PRO5:
    
    		uniphier_nand_pin_init(true);
    
    		led_puts("U1");
    
    #if defined(CONFIG_ARCH_UNIPHIER_PXS2)
    	case SOC_UNIPHIER_PXS2:
    
    		uniphier_nand_pin_init(true);
    
    #if defined(CONFIG_ARCH_UNIPHIER_LD6B)
    	case SOC_UNIPHIER_LD6B:
    
    		uniphier_nand_pin_init(true);
    
    #if defined(CONFIG_ARCH_UNIPHIER_LD11)
    	case SOC_UNIPHIER_LD11:
    
    		uniphier_nand_pin_init(false);
    
    		uniphier_ld20_pin_init();
    		led_puts("U1");
    		uniphier_ld11_clk_init();
    		break;
    #endif
    
    #if defined(CONFIG_ARCH_UNIPHIER_LD20)
    	case SOC_UNIPHIER_LD20:
    
    		uniphier_nand_pin_init(false);
    
    		uniphier_ld20_pin_init();
    		led_puts("U1");
    		uniphier_ld20_clk_init();
    		cci500_init(2);
    		break;
    
    	uniphier_setup_xirq();
    
    
    	led_puts("U2");
    
    	support_card_late_init();
    
    	led_puts("U3");
    
    #ifdef CONFIG_ARM64
    	uniphier_smp_kick_all_cpus();
    #endif
    
    	led_puts("Uboo");