2 * Copyright (C) 2012-2015 Panasonic Corporation
3 * Copyright (C) 2015-2016 Socionext Inc.
4 * Author: Masahiro Yamada <yamada.masahiro@socionext.com>
6 * SPDX-License-Identifier: GPL-2.0+
14 #include "micro-support-card.h"
18 DECLARE_GLOBAL_DATA_PTR;
20 static void uniphier_setup_xirq(void)
22 const void *fdt = gd->fdt_blob;
23 int soc_node, aidet_node;
25 unsigned long aidet_base;
28 soc_node = fdt_path_offset(fdt, "/soc");
32 aidet_node = fdt_subnode_offset_namelen(fdt, soc_node, "aidet", 5);
36 val = fdt_getprop(fdt, aidet_node, "reg", NULL);
40 aidet_base = fdt32_to_cpu(*val);
42 tmp = readl(aidet_base + 8); /* AIDET DETCONFR2 */
43 tmp |= 0x00ff0000; /* Set XIRQ0-7 low active */
44 writel(tmp, aidet_base + 8);
46 tmp = readl(0x55000090); /* IRQCTL */
48 writel(tmp, 0x55000090);
51 #ifdef CONFIG_ARCH_UNIPHIER_LD11
52 static void uniphier_ld11_misc_init(void)
54 sg_set_pinsel(149, 14, 8, 4); /* XIRQ0 -> XIRQ0 */
56 sg_set_pinsel(153, 14, 8, 4); /* XIRQ4 -> XIRQ4 */
61 #ifdef CONFIG_ARCH_UNIPHIER_LD20
62 static void uniphier_ld20_misc_init(void)
64 sg_set_pinsel(149, 14, 8, 4); /* XIRQ0 -> XIRQ0 */
66 sg_set_pinsel(153, 14, 8, 4); /* XIRQ4 -> XIRQ4 */
69 /* ES1 errata: increase VDD09 supply to suppress VBO noise */
70 if (uniphier_get_soc_revision() == 1) {
71 writel(0x00000003, 0x6184e004);
72 writel(0x00000100, 0x6184e040);
73 writel(0x0000b500, 0x6184e024);
74 writel(0x00000001, 0x6184e000);
81 struct uniphier_initdata {
82 enum uniphier_soc_id soc_id;
84 void (*sbc_init)(void);
85 void (*pll_init)(void);
86 void (*clk_init)(void);
87 void (*misc_init)(void);
90 struct uniphier_initdata uniphier_initdata[] = {
91 #if defined(CONFIG_ARCH_UNIPHIER_SLD3)
93 .soc_id = SOC_UNIPHIER_SLD3,
95 .sbc_init = uniphier_sbc_init_admulti,
96 .pll_init = uniphier_sld3_pll_init,
97 .clk_init = uniphier_ld4_clk_init,
100 #if defined(CONFIG_ARCH_UNIPHIER_LD4)
102 .soc_id = SOC_UNIPHIER_LD4,
104 .sbc_init = uniphier_ld4_sbc_init,
105 .pll_init = uniphier_ld4_pll_init,
106 .clk_init = uniphier_ld4_clk_init,
109 #if defined(CONFIG_ARCH_UNIPHIER_PRO4)
111 .soc_id = SOC_UNIPHIER_PRO4,
113 .sbc_init = uniphier_sbc_init_savepin,
114 .pll_init = uniphier_pro4_pll_init,
115 .clk_init = uniphier_pro4_clk_init,
118 #if defined(CONFIG_ARCH_UNIPHIER_SLD8)
120 .soc_id = SOC_UNIPHIER_SLD8,
122 .sbc_init = uniphier_ld4_sbc_init,
123 .pll_init = uniphier_ld4_pll_init,
124 .clk_init = uniphier_ld4_clk_init,
127 #if defined(CONFIG_ARCH_UNIPHIER_PRO5)
129 .soc_id = SOC_UNIPHIER_PRO5,
131 .sbc_init = uniphier_sbc_init_savepin,
132 .clk_init = uniphier_pro5_clk_init,
135 #if defined(CONFIG_ARCH_UNIPHIER_PXS2)
137 .soc_id = SOC_UNIPHIER_PXS2,
139 .sbc_init = uniphier_pxs2_sbc_init,
140 .clk_init = uniphier_pxs2_clk_init,
143 #if defined(CONFIG_ARCH_UNIPHIER_LD6B)
145 .soc_id = SOC_UNIPHIER_LD6B,
147 .sbc_init = uniphier_pxs2_sbc_init,
148 .clk_init = uniphier_pxs2_clk_init,
151 #if defined(CONFIG_ARCH_UNIPHIER_LD11)
153 .soc_id = SOC_UNIPHIER_LD11,
155 .sbc_init = uniphier_ld11_sbc_init,
156 .pll_init = uniphier_ld11_pll_init,
157 .clk_init = uniphier_ld11_clk_init,
158 .misc_init = uniphier_ld11_misc_init,
161 #if defined(CONFIG_ARCH_UNIPHIER_LD20)
163 .soc_id = SOC_UNIPHIER_LD20,
165 .sbc_init = uniphier_ld11_sbc_init,
166 .pll_init = uniphier_ld20_pll_init,
167 .misc_init = uniphier_ld20_misc_init,
172 static struct uniphier_initdata *uniphier_get_initdata(
173 enum uniphier_soc_id soc_id)
177 for (i = 0; i < ARRAY_SIZE(uniphier_initdata); i++) {
178 if (uniphier_initdata[i].soc_id == soc_id)
179 return &uniphier_initdata[i];
187 struct uniphier_initdata *initdata;
188 enum uniphier_soc_id soc_id;
193 soc_id = uniphier_get_soc_type();
194 initdata = uniphier_get_initdata(soc_id);
196 pr_err("unsupported board\n");
200 initdata->sbc_init();
206 if (IS_ENABLED(CONFIG_NAND_DENALI)) {
207 ret = uniphier_pin_init(initdata->nand_2cs ?
208 "nand2cs_grp" : "nand_grp");
210 pr_err("failed to init NAND pins\n");
215 if (initdata->pll_init)
216 initdata->pll_init();
220 if (initdata->clk_init)
221 initdata->clk_init();
225 if (initdata->misc_init)
226 initdata->misc_init();
230 uniphier_setup_xirq();
234 support_card_late_init();
239 uniphier_smp_kick_all_cpus();